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					Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
in workplaces and in the use of working equipment


   MINISTRY OF LABOUR AND SOCIAL POLICY MINISTRY OF HEALTH
     ORDINANCE No. 7 OF 23 SEPTEMBER 1999 ON THE MINIMUM
  REQUIREMENTS FOR HEALTHY AND SAFE WORKING CONDITIONS IN
      WORKPLACES AND IN THE USE OF WORKING EQUIPMENT


Promulgated, State Gazette No. 88/08.10.1999


                                          Chapter One
                                  GENERAL PROVISIONS
Article 1
(1) This Ordinance shall specify the minimum requirements for healthy and safe working
conditions:
1. in any workplace;
2. in the use of working equipment.
(2) This Ordinance shall be enforced in all enterprises and places where work is carried
out in accordance with Article 2 of the
Health and Safety at Work Act.
(3) In enforcing this Ordinance, its provisions shall conform to the specific statutory acts
on safety and the protection of health during work, regulating requirements for the
following workplaces:
1. in the transport used outside the enterprise and in means of transport;
2. in temporary or mobile working sites;
3. in the mining industry;
4. on fishing vessels;
5. in the field, in forests and other places which are part of agricultural and forestry
enterprises and located outside the buildings and on the premises.
Article 2
The employer shall ensure the enforcement of the requirements of this Ordinance in
workplaces, the working process and the use of the available working equipment.
Article 3
In accordance with the requirements of the Health and Safety at Work Act, the employer
shall:
1. inform the workers and/or their representatives of any measures with a bearing on
safety and health protection which will be taken in the workplace and in the use of
working equipment;


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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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2. consult the workers and/or their representatives and enable them to take part in the
discussion of any questions related to this Ordinance.
Article 4
The requirements of this Ordinance, of statutory acts on safety and health for work in
different productions, activities, types of work and working equipment, as well as fire
precaution requirements shall be satisfied in the organization and realization of working
activity.
                                          Chapter Two
                              DESIGN AND CONSTRUCTION
Article 5
Buildings shall be designed and constructed in accordance with the requirements of
statutory acts on design, construction and healthy and safe working conditions.
Article 6
(1) The construction sites of enterprises, buildings, facilities, etc. shall be determined
depending on the activity which will be carried out therein, the standards and
requirements for the protection of workers and the population being duly observed.
(2) The location of the building sites of enterprises shall be determined by regional and
urban plans, the requirements of statutory acts for the design of the general plan of
enterprises being observed for approved production zones and areas and in drawing up
the general town plan.
(3) The minimum protective zones for facilities shall mandatorily be ensured when
choosing building sites; the direction of the main winds, the features of the terrain and the
climate being taken into account.
(4) The unoccupied areas of enterprises shall be suitably planted with grass, trees and
shrubs in accordance with their protective and decorative properties and their resistance
to the impact of any harmful substances, the existing vegetation being retained to the
fullest extent.
Article 7
The construction of production or residential buildings, including temporary and
emergency buildings, shall not be permitted in the established protective zones.
Article 8
Production buildings and equipment shall be located on the building site of the
enterprises in a way which minimizes unfavourable mutual effects.
Article 9
Enterprises, facilities and working equipment shall be put into operation with a permit for
use of the building, issued by the competent authority in accordance with the Regional
and Urban Planning Act.



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Article 10
The owner or user of an enterprise, facility or working equipment shall create a file which
shall contain:
1. the executive documentation or the part of it which refers to the planned guarantee of
healthy and safe working conditions, and the documentation (records and acts) which
proves that finished construction conforms to the requirements of the Health and Safety at
Work Act;
2. any documents reporting periodical tests and checks during operation, including
repairs, as well as measurement of the state of the working environment, including any
planned monitoring results.
                                         Chapter Three
                                           PREMISES
Article 11
The premises of the enterprise (facility) shall be fenced in and/or other measures shall be
taken to restrict the access of unauthorized persons.
Article 12
The design of the premises shall satisfy any requirements related to the safety and health
of people.
Article 13
(1) Roads on the premises and the organization of transport shall conform to the nature of
the work, used transport vehicles, transported goods and the requirements of this
Ordinance.
(2) Roads on the premises shall be constructed and maintained with a durable surface and
marked with the necessary marking, road signs and signals.
Article 14
Safety in the operation of railway lines, owned by the enterprise, including in the points
of intersection with other roads and footpaths, shall be ensured in conformity with the
statutory acts of the Ministry of Transport and the Ministry of the Interior.
Article 15
Masts, antennas, chimneys, towers, buildings and other installations whose height could
endanger air traffic shall be equipped with signal lights.
                                          Chapter Four
        PRODUCTION BUILDINGS, WORKROOMS AND WORKPLACES
                                             Section I
                                     General requirements




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Article 16
Workrooms and workplaces shall ensure safe working conditions and protect the health
of workers.
Article 17
In satisfying the minimum requirements for safe and healthy workplaces, the
characteristics of the workplace and the work, as well as the concrete circumstances and
dangers shall be taken into account.
Article 18
The established standards of production microclimate, noise, vibrations, dust, toxic
substances, lighting, non-ionizing and laser radiation in workrooms and workplaces may
not be exceeded.
Article 19
The construction and operational safety of buildings in which workplaces are located
shall correspond to their purpose.
Article 20
Technological processes and activities involving the emission of dust, toxic or other
harmful substances, noise and vibrations in excess of the established norm, ionizing and
infrared radiation, lasers and electromagnetic fields, overheated microclimate, wet
processes, etc. shall be organized in separate buildings or rooms under observation of the
requirements of the relevant statutory acts in order to ensure healthy and safe working
conditions and fire precautions.
Article 21
Workplaces and working equipment, including ventilation systems, shall be cleaned
regularly in accordance with hygiene and technological requirements.
Article 22
Workrooms shall be sufficiently large, high and airy to enable workers to perform their
work without any risk to their safety, health and confidence.
Article 23
The free unoccupied workplace area shall be designed to ensure sufficient freedom of
movement to workers at work.
Article 24
The size of workrooms, the number of people, the place of working equipment in them,
roads and footpaths and unoccupied areas
shall satisfy the requirements of statutory acts on safe and healthy working conditions and
the respective fire precautions.




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Article 25
The working organization, the size and arrangement of the workplace shall conform to
physiological and ergonomic requirements for ensuring a normal working process and
eliminating or reducing health risks during work.
Article 26
The workplace shall be designed in accordance with ergonomic requirements and the
worker's anthropometric characteristics.
Article 27
The colour scheme of the workplace shall conform to the principles of ergonomics and
industrial design, the workroom's architectural features, the nature of the work process
and the factors of the working environment.
                                            Section II
                               Floors, walls, ceilings and roofs
Article 28
(1) The floors of workrooms and individual workplaces and their elements shall be
immobile and stable, not be slippery, bulging or slanting, or have dangerous obstacles or
holes.
(2) The floors of workplaces or parts of them shall ensure the isolation of workers in case
of health risks.
Article 29
The floors and walls of workrooms shall be made of materials which do not emit, let
through or spread hazardous emissions, and conform to fire precaution requirements.
Article 30
The surfaces of the floors, walls and ceilings of workrooms shall be easy to clean
regularly in accordance with production and hygiene requirements.
Article 31
(1) Walls or other partitions made of transparent material in workrooms or close to
workplaces and transport roads shall be marked to prevent collisions.
(2) The transparent material shall be safe and the structure of the walls or partitions shall
prevent any damage to workers.
Article 32
The access to roofs made of insufficiently strong materials shall only be allowed with the
use of safety devices.




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                                            Section III
                                    Windows and skylights
Article 33
The windows, skylights and ventilation devices of workrooms shall be opened, closed
and fastened in a chosen position in a way that will neither endanger workers, nor persons
outside the building.
Article 34
(1) Windows and skylights shall be designed with the necessary devices enabling them to
be cleaned without any risk to window cleaners, workers inside the building or persons
outside it.
(2) Windows and skylights shall be maintained in good repair and cleaned by means of:
1. planned methods and devices;
2. ways and methods specified by the employer.
                                            Section IV
                                       Doors and portals
Article 35
The place, number, size and type of doors and portals in workrooms and on the premises,
as well as the materials from which they are made, shall conform to the nature of the
work, the type of workrooms, transport means, processed goods and evacuation
requirements in case of accidents or fire.
Article 36
Transparent doors and portals shall conform to the requirements of Article 31, their
marking being at eye-level height.
Article 37
Revolving and swing doors and portals shall either be transparent or have apertures,
ensuring visibility.
Article 38
Sliding doors and portals shall be equipped with safety devices to prevent them from
being derailed or falling.
Article 40
Doors in emergency passages shall:
1. be marked with standard safety signs;
2. freely open from the inside out at any time and without a key.




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Article 41
Automatic doors and portals shall be equipped with an easily visible and accessible
opening mechanism.
Article 42
In case of a power outage, automatic doors shall open automatically and stay open, or be
able to be opened manually.
Article 43
Heavy doors and portals shall be secured against becoming unhinged or moving on their
own.
Article 44
(1) The doors and portals of workrooms shall ensure the safe passage of workers.
(2) Doors for pedestrians may not be placed in the immediate vicinity of portals intended
for transport vehicles, unless pedestrians are ensured safe passage. The doors shall be
clearly marked and free at all times.
Article 45
Doors and portals intended solely for the passage of transport vehicles shall be marked
with signs prohibiting the movement of pedestrians.
                                            Section V
                           Electrical equipment and installations
Article 46
Electrical equipment and installations shall be designed and made in a way as to not cause
a danger of fire or explosions and to prevent the risk of accidents caused by direct or
indirect contact.
Article 47
(1) The design and manufacture of electrical equipment and installations and the choice
of the used materials and protective means shall correspond to the type and size of
electric voltage and operating conditions.
(2) Electrical equipment and installations shall be serviced by duly qualified persons.
                                            Section VI
                               Access routes and danger zones
Article 48
The location, size and parameters of access routes shall be determined depending on their
purpose.
Article 49
The parameters of routes used by pedestrians, or by pedestrians and transport means, shall
be determined in accordance with the


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number of potential users and the type and nature of activities, a sufficiently large safety
area always being ensured for pedestrians.
Article 50
Access routes, including staircases, steps, immobile ladders, loading and unloading sites,
as well as the distance between the used transport means and doors, portals, columns,
corridors, footpaths, staircases, working equipment, etc. shall ensure the safety of
equipment and transport means, as well as the safety of pedestrians and nearby workers.
Article 51
Access routes shall be marked and signified in accordance with established requirements.
Article 52
For workplaces which contain danger zones, the following measures shall be taken
depending on the level of risk:
1. standard safety signs are put up;
2. means are used to prevent the access of unauthorized persons to these zones;
3. the necessary measures are taken to protect authorized workers entering the danger
zones.
Article 53
(1) Motor vehicle transport in enterprises shall be organized under observation of:
1. statutory acts on traffic safety, safety in operation, servicing and repairs of the
respective transport means;
2. fire precaution requirements;
3. specific technological and production requirements.
(2) Transport vehicles may not be operated in the following cases:
1. with faulty indicators, sound signals, steering, brake and lighting systems;
2. by unqualified and unauthorized persons.
Article 54
The transportation of people in vehicles, hoists, trucks or any other means of transport,
not intended for the purpose, shall be prohibited.
Article 55
Escalators and moving paths shall function safely and be equipped with the necessary
safety devices. Their emergency switches shall be clearly visible and easily accessible.
                                           Section VII
                                 Loading and unloading sites




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Article 56
(1) Loading and unloading sites shall correspond to the size and nature of transported
goods and the used handling equipment.
(2) If technically possible, very long loading and unloading sites shall have exits on both
sides.
Article 57
On loading and unloading platforms measures shall be taken to protect them and workers
from falling.
Article 58
Goods shall be handled under observation of safety and health requirements during work
and in accordance with established signs and signals.
Article 59
Goods classified as dangerous shall be transported and handled in accordance with the
requirements of specific statutory acts.
                                           Section VIII
                                  Emergency paths and exits
Article 60
Emergency paths and exits shall be provided in workrooms and buildings for evacuation
in the event of breakdowns, fires, calamities, etc., corresponding to the number of
workers.
Article 61
Emergency paths and exits shall at all times be maintained in good repair, clean and
unobstructed in order to enable people to be led out to a safety as quickly as possible
Article 62
In case of danger, the possibility shall be ensured to quickly and safely evacuate workers
from all workplaces.
Article 63
The number, location and size of emergency paths and exits shall be determined
depending on the place, size and use of the equipment and workplaces, as well as on the
maximum number of people.
Article 64
It shall be possible to open the doors of emergency exits along emergency paths from the
inside out and without a key.
Article 65
The use of sliding and revolving doors for emergency exits and along emergency paths
shall be prohibited.


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Article 66
Emergency paths and exits shall be permanently designated with standard signs.
Article 67
Transport routes and doors providing access to emergency paths and exits shall be
unobstructed and able to be used without difficulty at all times.
Article 68
If necessary, emergency paths and exits shall also be equipped with emergency lighting of
suitable intensity.
                                            Section IX
                                      Outdoor workplaces
Article 69
Working equipment, workplaces and any other areas used in connection with work
outdoors shall be organized to ensure the safety and protect the health of workers.
Article 70
Outdoor workplaces shall be additionally illuminated with artificial lighting, provided
there is not enough natural light in accordance with requirements. If necessary, lighting
fixtures shall be put up firmly, preventing them from moving.
Article 71
Outdoor workplaces shall be organized to protect workers against:
1. falling objects;
2. noise;
3. harmful impact: gas, steam, dust, non-ionizing radiation, etc.;
4. falling and slipping.
Article 72
Outdoor workplaces shall be secured to protect workers against unfavourable atmospheric
conditions.
Article 73
Workers in outdoor workplaces shall be ensured the possibility of quick evacuation and
assistance.
                                          Chapter Five
                                WORKING ENVIRONMENT
                                             Section I
                                       Workplace lighting




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Article 74
(1) Natural lighting shall be ensured with priority in workrooms.
(2) When natural lighting is inadequate, mixed lighting shall be provided.
(3) Artificial lighting shall be provided in all rooms and workplaces without natural
lighting.
Article 75
In case of significant differences in lighting requirements for closely situated workplaces,
the requirements of the main type of workplaces shall be met, whilst mixed (natural and
artificial) lighting or a system of combined (common and local) artificial lighting shall be
provided in workplaces where stricter requirements apply.
Article 76
Lighting installations in workrooms and passages shall be positioned in a way as to
prevent a risk of accidents due to the type and execution of the installation or the quality
of lighting.
Article 77
Emergency lighting of the necessary intensity shall be provided in workplaces where
workers are exposed to accident risks in case of a breakdown in the lighting system.
Article 78
(1) The designed, quantitative and quality indicators of lighting fixtures and systems shall
be maintained during operation.
(2) The quality indicators of lighting fixtures and systems shall be regularly checked.
Article 79
Any additional requirements for the lighting of basement facilities, railway stations,
airports, sea and river ports, etc. shall be regulated in specific branch or company rules.
Article 80
(1) Stricter lighting requirements may be approved for a given sector, branch, department,
commercial company or enterprise.
(2) Special norms shall apply to concrete rooms, activities, workplaces and working
equipment which necessitate specific lighting requirements.
Article 81
Production equipment, finished products, etc. shall be kept in the building or outside it
without affecting workplace lighting.
                                            Section II
                                   Production microclimate




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Article 82
During working hours, the temperature in workrooms where people are constantly
working shall conform to the established norms and correspond to working methods and
physiological requirements.
Article 83
In large production rooms (halls) and in other places in which it is technically impossible
to meet the requirements under Article 82 during the cold and transitional periods of the
year, additional heating measures shall be taken (heated rooms or cabins, hot air showers,
special work clothes, etc.).
Article 84
The choice of heating sources and systems shall conform to the requirements and nature
of the work and workroom, as well as to safety and health standards and requirements,
and fire precautions.
Article 85
Workers working in rooms in which below zero temperatures are maintained for
technological reasons shall be provided with special work clothes and a suitable working
regime shall be introduced.
Article 86
In workplaces where temperatures exceed the standard, technical and organizational
solutions shall be applied to limit their harmful effect.
Article 87
The temperature in recreation zones, on-duty rooms, changing rooms, bathrooms,
washrooms, toilets, canteens and first aid rooms shall be suited to their purpose.
Article 88
In case of a high level of solar radiation in the workplace, measures shall be taken to limit
it, including windows, skylights and glass partitions. These measures shall conform to the
nature of the work and the specifics of the workplace.
Article 89
Production processes and working equipment which cause inadmissible changes in
workplace temperature shall be isolated in separate rooms or measures shall be taken to
limit their effect.
Article 90
If the surface temperature of technological equipment should exceed 55°C, constructive
solutions shall be applied to avoid contact with the hot surface.




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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Article 91
(1) Materials, heated during the technological process, which could exert a harmful effect
on the health or safety of workers shall be isolated or removed from production rooms.
They shall be handled via remote control outside the hot zones.
(2) Special rooms or areas shall be provided and designed for cooling strongly heated
materials or articles. If this should be technologically impossible, measure shall be taken
to expel the released heat.
Article 92
The temperature of command and other elements of heating furnaces and other similar
installations which are handled manually shall not exceed 45°C.
Article 93
The discharge openings of heating furnaces and other similar installations shall be fitted
with safety devices or systems against thermal radiation.
Article 94
The following shall be provided for activities which result in the overheating of workers:
1. rooms or areas with a normal microclimate and cooling conditions;
2. rational drinking regime aimed at compensating the loss of fluids and mineral salts.
Article 95
Defogging ventilation systems shall be installed in productions, characterized by great
moisture discharge and relatively low air temperatures.
Article 96
In case air movement speed exceeds the norm, measures shall be taken to reduce it:
ventilation systems, air curtains, screens, partitions, doors, glazing, etc.
                                            Section III
                          Dust, toxic and other harmful substances
Article 97
The concentration of harmful substances in the air in the working environment shall not
exceed the respectively defined maximum admissible concentrations.
Article 98
(1) Depending on the type and level of harmfulness of substances, their content in the air
of the workplace shall be constant or periodically controlled.
(2) Processes where constant control is realized shall have signal systems indicating the
presence of concentrations higher than the admissible limit.
Article 99
A preliminary risk assessment of the effect of harmful substances on workers shall be
carried out in the choice of production


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processes and in the modernization of existing ones; harmless, less harmful and processes
involving a smaller risk level being favoured.
Article 100
The content of admixtures in raw materials which in the production process could lead to
the emission of harmful substances in the working environment shall be reduced to a
minimum.
Article 101
(1) A card index about any used hazardous substances and their characteristics shall be
kept for every enterprise and workplace.
(2) Instructions or directions for safe work shall be provided for every hazardous
substance.
Article 102
Production processes in which hazardous substances are used shall, if possible, be
maximally mechanized or automated.
Article 103
Automatic gas-analyzing and gas-warning systems, connected to emergency ventilation
and an alarm system shall be ensured if there is any possibility of dangerous
concentrations of toxic gases appearing in the working environment.
Article 104
Routes for the transportation and technological handling of hazardous materials shall be
marked in accordance with requirements and shall be optimized.
Article 105
The handling and packaging of powdered, toxic and other harmful materials shall be
mainly automated or mechanized, the following being ensured:
1. minimum height of free fall;
2. measures to prevent them entering the working environment;
3. observance of the established norms and requirements.
Article 106
(1) The formation of secondary sources of pollution in the working environment shall be
prevented by suitable regular cleaning of the technological equipment, workplaces and
production premises.
(2) No dry cleaning methods (sweeping, brushing, beating out or compressed air) may be
used in cleaning.
(3) The following measures shall be taken to limit secondary dust pollution:
1. improving surfaces where dust can settle;
2. sprinkling;


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3. recultivating internal factory areas and solid waste storerooms;
4. using vacuum devices to clean workplaces and working equipment;
5. wet cleaning, etc.
Article 107
The use of personal protective means by workers shall be ensured in:
1. any brief contact with harmful substances that cannot be avoided;
2. emergency situations in which excessive dust is emitted;
3. cleaning and repair of workplaces and equipment, and change of purification
installation filters;
4. destroying dust-generating materials and such like.
Article 108
If workers are in contact with toxic or other harmful substances, periodical control shall
be carried out of:
1. concentrations of harmful substances in the air of the working environment;
2. the content of harmful substances in the workers' biological fluids and of their specific
impact.
Article 109
Means and methods to prevent dust generation by means of appropriate technology or
treatment shall be used in work with powdered raw and prime materials.
Article 110
Means and methods for increasing the wetting properties of water shall be used for
getting rid of dust.
Article 111
Dry processing methods which could generate dust shall be avoided in the processing of
products.
Article 112
Technological equipment for the transport of dust-generating materials shall conform to
the norms and requirements of workplaces and workrooms.
Article 113
The transport, loading and unloading of powdered materials shall be such as to prevent
their scattering in the air.
Article 114
Powdered materials shall be sifted indoors. When materials are sifted for the purpose of
separation, tight covers shall be attached to the sifters which can be connected to an
aspirator.


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Article 115
Bunkers for powered materials shall be equipped with devices indicating the level of the
loose material or how much they contain.
Article 116
Dosage devices, preventing the unsteady flow of materials, their sliding or free falling,
linked with dust generation, shall be used when emptying silos or bunkers containing
loose powdered materials.
Article 117
When air is recirculated, the content of dust in the recirculated air current may vary
within 10 percent of the maximum admissible concentration for the working
environment.
Article 118
The discharge of harmful substances in the air from uncovered surfaces (galvanic tubs,
cleaning tubs, vessels containing solvents, oils, freshly painted or varnished surfaces, etc.)
shall be limited with the aid of air aspirator systems, lids, isolation in separate rooms,
foam rubber, etc., or through a change in the organization of the technological processes.
Article 119
If it should be impossible to prevent the discharge of harmful substances in the working
environment, the necessary technical measures (screening, water shower, local and
general exchange ventilation, air purification systems, etc.) shall be taken to keep the
lowest possible concentration in the air within the limits of the maximum admissible
concentration.
Article 120
When transporting, storing, conserving, handling and using raw and prime materials and
products containing harmful substances, their specific characteristics shall be taken into
account and the safety and health of workers ensured, including the prevention of
explosions, spontaneous combustion, incompatibility, discharge of toxic substances,
isolation.
Article 121
Toxic or aggressive liquid and liquefied substances shall be transported and stored in
special containers which are sufficiently strong and resistant to chemical influences. If
glass containers are used, measures shall be taken to protect them against breaking. If
possible, they shall be kept in the containers in which they are transported.
Article 122
Any waste products shall be removed from the workplace and be stored in accordance
with requirements.




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Article 123
In industrial technological processes, entailing the constant transfer of large quantities of
liquid or powdered hazardous substances, the following requirements shall apply to
storage containers:
1. they shall be larger in size in order to avoid including other containers;
2. they shall be equipped with indicators, showing the extent to which they have been
filled;
3. depending on danger, they shall be equipped with purification systems for the
discharged air which contains toxic substances, and with waste disposal systems;
4. the transfer technology shall ensure the safety and health of workers.
                                            Section IV
                                   Ventilation of workrooms
Article 124
Production and auxiliary rooms where no harmful substances are discharged shall be
aired by means of natural or mechanical ventilation, ensuring the necessary air exchange
in accordance with the nature and intensity of work, and with the established norms of air
speed, temperature and relative humidity.
Article 125
(1) Ventilation shall be mandatory in workrooms in which dust, toxic and other harmful
substances are discharged.
(2) Local ventilation shall be provided for the source emitting harmful substances.
Article 126
(1) Whenever a compulsory ventilation system is used, its efficient and reliable
functioning and maintenance shall be ensured.
(2) Whenever necessary for the health of workers, any unexpected interruption in
ventilation shall be signalled by a control system.
Article 127
(1) Whenever an air-conditioning or ventilation system is used, workers may not be
subjected to harmful air currents.
(2) Deposits and pollutants which create an immediate danger to the health of workers
shall be immediately eliminated.
Article 128
In case strongly toxic substances or explosive and inflammable concentrations are emitted
during breakdowns in workrooms or workplaces, an emergency ventilation system shall
automatically be switched on.




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Article 129
In technological processes linked with the use, supply or storage of toxic substances, or if
there is a danger of explosive mixtures, one or more of the following technical solutions
shall be applied, depending on the existing risk:
1. automatic switch-on of ventilation systems as soon as the technologic process starts;
2. automatic switch-on of ventilation, warning, emergency, fire alarm or fire
extinguishing systems;
3. stoppage of the production process and warning;
4. neutralization of harmful substances.
Article 130
Local suction installations, attached to equipment emitting strongly toxic gases and dust,
and general exchange ventilation systems in A and B production category workrooms
shall be switched on automatically together with the technological equipment and prevent
it from being switched on if the ventilation is out of order.
Article 131
In productions involving discharge of toxic substances, disease-spreading
microorganisms, pungent unpleasant odors, a possible sharp increases of explosive and
inflammable substances, no air shall be recirculated by the ventilation system.
                                            Section V
                              Noise reduction in the workplace
Article 132
(1) When choosing machinery, equipment, instruments and technologies, priority shall be
given to those which generate less noise, the established norms and requirements being
observed.
(2) The accompanying documentation of the working equipment shall indicate the
parameters of noise.
Article 133
When reconstructing or modernizing production facilities and rooms, the architecture and
construction shall enable noise to be absorbed and isolated in order to prevent it spreading
to adjacent workrooms and buildings.
Article 134
If noise in the workplace exceeds the norm, depending on technological possibilities,
technical solutions shall be applied to limit it by means of screens, jackets, covers,
enclosures, sound-absorbing walls and ceilings, insulation, remote control of machinery
and equipment, sound-proof cabins, etc.




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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Article 135
Checks of workplaces and working equipment whose noise characteristics are close to or
higher than the admissible limit shall be carried out at least once a year and protective
measures shall be taken. The measurements, measures and results shall be recorded in the
risk assessment documentation.
Article 136
When working in conditions in which the noise level exceeds the established norms,
despite all noise reduction requirements having been met, workers shall use antiphones
(internal or external).
Article 137
In case it is impossible to attain the established noise levels in a technological or technical
way, rational work and rest regimes shall be introduced to reduce exposure and its
harmful effect.
Article 138
In case of noisy production processes suitably furnished rooms shall be provided for the
periodical rest of workers, their noise level not exceeding 65 dB(A).
                                            Section VI
        Preventing the harmful impact of production vibrations in workplaces
Article 139
In the construction of new industrial buildings or the reconstruction and modernization of
existing ones, the architecture and construction shall help to prevent the spread of
vibrations.
Article 140
When implementing machinery, equipment or manually-operated tools, priority shall be
given to those which generate less vibrations, the established norms being observed.
Article 141
(1) Machinery and equipment which generate vibrations shall be mounted according to
projects, guaranteeing the mechanical reliability of the structure of buildings and
facilities, as well as their separate elements.
(2) In order to limit the level of vibrations, machinery and equipment shall be mounted in
separate foundations and/or technical solutions shall be applied to reduce the level of
vibrations.
(3) Manually-operated machinery and instruments which generate excessive vibrations
above the norm shall be equipped with vibration-diminishing handles in accordance with
established requirements.
(4) The parts of vibrating equipment which are in contact with the hands of workers shall
be ergonomically designed to ensure optimal muscular tension.



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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
in workplaces and in the use of working equipment

Article 142
In using the efficiency of vibrations workers shall be protected against their harmful
effect.
Article 143
The accompanying documentation of the working equipment shall indicate the parameters
of the generated vibrations.
Article 144
At regular intervals, as well as after any overhauls, the vibration characteristics of the
vibration-generating equipment shall be checked and measured. The measurements,
measures and results shall be recorded in the risk assessment documentation.
Article 145
During work with vibrating equipment, engaging the upper limbs, the production process
shall be carried out in an air temperature of no less than 16°C, 40-60% humidity, and air
current speed of no more than 0.3 m/s. During work during the cold period of the year in
unheated rooms or outdoors where the average daily temperature is lower than +10°C,
special rooms shall be provided where workers can warm themselves at regular intervals,
with air temperatures above 22°C, relative humidity 40-60%, and air current speed below
0.3 m/s.
Article 146
Workers exposed to vibrations shall be ensured:
1. vibration-isolating personal protective means;
2. conditions for medical prophylactics.
                                           Section VII
      Work in conditions of non-ionizing radiation in the working environment
Article 147
In workplaces with electrostatic fields or radiation, their maximum admissible intensity
and the approved length of stay of workers in them may not be exceeded.
Article 148
Production processes and working equipment which generate electrostatic fields shall be
exploited without allowing the intensity of the electrostatic field in the working
environment to exceed 25 kV/m.
Article 149
(1) Wherever electrostatic fields exist, one or more technical solutions shall be applied:
1. earthing the metal and current-conducting parts of machinery and equipment;
2. using current-conducting floorings in workrooms and current-conducting shoes and
clothes for workers;



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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
in workplaces and in the use of working equipment

3. equalizing the potentials between different parts of the equipment and the workroom;
4. using air neutralizers or ionizers;
5. reducing the specific volume and surface resistance of materials through the use of
antistatic additions, current- conductive fillers, antistatic paints, preparations, etc.;
6. maintaining high relative humidity in the working environment;
7. optimizing technological processes by reducing the speed of transportation of liquids,
using electrostatically charged relaxation reservoirs, reducing the turbulence of the
movement of liquid dielectric devices;
8. using warning systems or blocking;
9. using collective and individual protection means: floorings, clothes and shoes.
(2) All specific requirements in accordance with applicable statutory acts shall
mandatorily be met during work in conditions of electrostatic fields.
Article 150
To limit the effect of electromagnetic fields in workplaces, permanent or temporary
earthed screening devices shall be put up along the paths of the movement of people and
transport vehicles.
Article 151
Production processes and working equipment generating a constant magnetic field shall
be used without allowing magnetic induction in the workplace to exceed 60 T (the
equivalent of 600 Gs) on the average in the course one workday, and without allowing the
maximum density of the magnetic field flow to exceed 2 T, regardless of the duration of
radiation.
Article 152
The sources of low-frequency electric and magnetic fields shall be mounted in a way
which will prevent the maximum admissible electric field intensity exceeding the
following limits:
1. for frequencies of 0 to 100 Hz - Emax = 25 kV/m;
2. for frequencies of 100 Hz to 4 kHz - Emax = 2,5.106/f, V/m, where f is the frequency
in Hz;
3. for frequencies of 4 kHz to 60 kHz - Emax = 625 V/m.
Article 153
The maximum admissible density of the magnetic field flow shall correspond to the
following correlation:
Bmax = 60/f, mT, where f is the frequency in Hz.




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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Article 154
For persons working with implanted pacemakers, the maximum admissible density of the
magnetic field flow shall not exceed the following limits;
1. Bmax = 0.1 mT with f = 50 Hz;
2. Bmax = 1.0 mT with f < 6 Hz.
Article 155
To protect workers against electric and magnetic fields in workplaces, passages and paths,
protective screens in the form of roofs, awnings, partitions, etc. shall be used.
Article 156
In addition to permanently put up screens, temporary or portable screening devices shall
also be used.
Article 157
The requirements for safe work in conditions of complex modulated electromagnetic
radiation, for which there are no established requirements, shall be specified according to
the instructions of the respective competent body.
Article 158
During work in conditions of electromagnetic radiation in the radio-frequency and
microwave range, the established norms according to the Bulgarian State Standards BDS
14525-90 and BDS 17137-90 shall be observed.
Article 159
Workplaces in the conditions of electromagnetic fields in the 10 MHz to 300 MHz
frequency range shall be organized to prevent the intensity of the magnetic field
exceeding 0.16 A/m.
Article 160
Any working equipment, generating electromagnetic radiation, shall be equipped with
protective screens to reduce the radiated energy to the level of the established limits.
Article 161
The following requirements shall be observed in the protective screening of radiating
equipment:
1. radiating elements shall be screened separately, the generator being screened by a
common screen;
2. the working element (inductor, condenser) may be included in a common screen with
the generator if the technological process permits this; otherwise the feeder lines and
working element shall be screened separately, the generator again being screened by a
common screen;




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
in workplaces and in the use of working equipment

3. if the frequencies of the radiated electromagnetic field are below 10 kHz, steel sheet
iron screens shall be used, and for frequencies above 10 kHz - all kinds of magnetic or
nonmagnetic conducting materials (steel, aluminium, copper, etc.);
4. screening may also be carried out with solid materials or a metal net, the concrete
requirements of screen effectiveness being duly calculated.
Article 162
For any laser system, the operating instructions shall include requirements of safety and
health during work.
Article 163
(1) Only persons with special qualifications who have passed an examination on the rules
of ensuring safe and healthy working conditions shall be allowed to work with laser
systems.
(2) Any persons servicing lasers or laser systems shall attend training courses on safe
operation once every two years and whenever conditions are changed or laser systems
replaced.
(3) A responsible official shall be appointed for every laser system.
                                           Chapter Six
                             USE OF WORKING EQUIPMENT
                                             Section I
                                     General requirements
Article 164
(1) The working equipment, technologies and materials imported or produced for use in
the country shall conform to the standards and requirements of safety and health
protection during work, fire precautions and the requirements contained in the relevant
statutory acts, related to compatibility assessment. (2) Producers and importers of
working equipment, technologies and materials shall provide accompanying
documentation in Bulgarian, including all the necessary information and requirements,
related to their safe operation, maintenance and repair.
Article 165
(1) In organizing work, choosing technological processes and working equipment, and
their adaptation and use, the established norms and requirements of safety and health
during work, as well as fire precautions, shall be observed.
(2) Appropriate measures to minimize risks shall be taken during the use of working
equipment whenever it is not possible to fully exclude the risk to the safety and health of
workers.
Article 166
(1) When using working equipment which poses a risk to the safety and health of
workers, the employer shall ensure the observance of written instructions.


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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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(2) The written instructions shall be comprehensible to the workers they concern and
contain the necessary information, including:
1. conditions for the use of working equipment;
2. expected abnormal situations;
3. safety and health requirements during work;
4. conclusions in the use of working equipment, gained from experience.
Article 167
(1) The employer shall ensure that workers receive the necessary training for using the
working equipment, including training about any possible risk.
(2) In case of repairs, replacement, maintenance and servicing of working equipment, the
respective workers shall receive the necessary specific training.
Article 168
(1) Workers shall be acquainted with the dangers contained in the working equipment,
including working equipment not directly used by them, but which is located in:
1. their working site;
2. places linked with the performance of their job.
(2) The requirements under Paragraph 1 shall also apply to any planned changes.
Article 169
Working equipment and processes in which dust, gas, steam, liquids, toxic or other
harmful substances are discharged shall be equipped with purification and/or ventilation
systems installed close to the danger sources.
Article 170
(1) Documentation shall be kept for every ventilation or purification system, containing
its technical parameters, the results of tests and measurements, operating and repair
instructions.
(2) New or repaired ventilation and purification systems shall be put into operation after
their effectiveness has been established.
(3) A file in accordance with Article 10 shall be created for every ventilation and
purification system after it has been put into operation, which shall be kept by a duly
appointed official.
Article 171
(1) Ventilation devices discharging used air into the atmosphere, whose concentration of
harmful substances and dust particles exceeds the established maximum admissible
concentrations for the working environment by 30 per cent, shall be supplied with
purification equipment.
(2) Odor-polluted used air shall be deodorized when discharged into the atmosphere.



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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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Article 172
Depending on the possible risk and established technology, the processes linked with the
use, supply and storage of toxic and other hazardous substances shall be carried out with
hermetical equipment.
Article 173
(1) The operation of working equipment with lacking or faulty control, protective, alarm
and automation systems, linked with labour safety, shall not be allowed.
(2) Control measurement devices, linked with labour safety shall be metrologically
secured.
(3) The scales of control measurement devices shall be additionally marked with the
established safe work standards of the measured element, conditions being created for
their accurate reading.
Article 174
Automatic regulating devices shall sound a warning whenever processes exceed the
regulation limits, in case this creates a danger of accidents or breakdowns.
Article 175
Working equipment shall conform to the environment and workrooms in which it will be
used: outdoors, danger of fire or explosions, high humidity, etc.
Article 176
Working equipment, used independently or as part of technological systems, shall be
maintained to conform to the requirements of safety and health during work throughout
the time it is used, including its assembly and taking out of operation.
Article 177
(1) Control systems shall be mounted, positioned, executed and designated in order to:
1. meet the requirements of safety and health during work;
2. be easily visible and identifiable.
(2) Control systems shall allow working equipment to be switched on only after the
deliberate action of the operator during:
1. initial switch-on;
2. repeated switch-on after any stoppage for whatever reason;
3. the need for changes in working conditions and workload.
(3) The requirements under Paragraph 2 shall not apply if:
1. the control of working equipment is part of the normal automatic cycle;
2. the changes do not breed any danger to workers.
(4) Control systems shall be located outside the danger zones to prevent their operation
causing additional danger.


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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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(5) If it is necessary to install certain control systems in a danger zone, additional
measures shall be taken to render their operation safe.
(6) The control area of working equipment shall ensure visibility of the danger zones to
the operator.
(7) If it is impossible to ensure visibility of all danger zones from the control area of the
working equipment, the following shall be ensured:
1. an automatic warning sound and/or visible signal prior to switch-on and stoppage, to
give endangered workers time and means to avoid any danger;
2. a warning system, informing workers about working regimes linked with their safety.
Article 178
(1) The control systems of working equipment shall be safe and guarantee its safe use.
(2) Control systems shall be chosen under consideration of any possible stoppages,
mistakes or restrictions in the planned conditions for the use of working equipment.
Article 179
(1) All working equipment shall have command devices, able to safely stop it completely.
(2) The stoppage command device shall have priority over switch-on control devices.
(3) When working equipment or its dangerous parts are stopped, their power supply shall
be switched off.
Article 180
Any workplace, depending on the existing dangers, shall be equipped with a command
device, able to safely stop the entire working equipment or a given part of it.
Article 181
Depending on the type and nature of working equipment, the existing operational dangers
and the time needed to normally stop it, it shall be equipped with an emergency switch-
off device.
Article 182
The warning systems of working equipment shall be easily and clearly comprehensible.
Article 183
Working equipment which creates a danger of falling or discarded objects, substances,
etc. shall be equipped with suitable protective devices, corresponding to the dangers.
Article 184
If necessary for the safety and health of workers, working equipment and its parts shall be
reinforced and stable.
Article 185
Suitable protective measures shall be taken whenever there is a risk of parts of the
working equipment being detached or falling apart.


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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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Article 186
(1) Any moving parts of working equipment which create an accident risk shall be fenced
in by protective devices, preventing access to the danger zones, or be equipped with
devices stopping their movement when the danger zone is approached by a person or
objects.
(2) The protective enclosures and protective devices shall conform to the following
requirements and shall:
1. be sufficiently strong;
2. not give rise to additional danger;
3. not be easy to remove or switch off;
4. be located at a sufficiently large distance from the danger zone;
5. not restrict more than necessary the possibility to monitor working equipment and its
operation;
6. enable, whenever possible, any adjustment or replacement of parts, as well as
maintenance work, to be carried out without dismantling enclosures or other protective
devices, restricting access only to areas where the work is carried out.
Article 187
Unless thermally insulated, working equipment or parts of it with high or very high
temperatures shall be surrounded by protective devices.
Article 188
Working equipment shall be mounted, installed and used to maximally reduce the risk to
workers working directly with it and to any other workers by:
1. ensuring sufficient space between the equipment's moving parts and adjacent mobile or
immobile facilities;
2. ensuring safe power supply and safe supply and removal of substances which are used
or produced;
3. other necessary measures.
Article 189
Working equipment shall be used only according to purpose and in the conditions for
which it is designed.
Article 190
Areas and zone linked with the operation and servicing of working equipment shall be
illuminated in conformity with
requirements.




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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Article 191
(1) Maintenance work of working equipment shall be carried out when it is stopped. If
this is not possible, all the necessary
protective measures shall be taken, or the maintenance work carried out outside the
danger zones.
(2) The instructions for the maintenance of machinery and equipment shall be regularly
updated.
Article 192
(1) The switch-off devices of working equipment from power sources shall be mounted
and marked in an easily identifiable way.
(2) When connecting or disconnecting working equipment to power sources,
organizational and technical measures shall be taken to ensure the safety of workers
Article 193
Working equipment shall be labelled with all the necessary warning and other signs,
pertaining to the safety and health of workers.
Article 194
(1) Workers shall be guaranteed safe access and safety in all areas and zones where
production activity, adjustment operations and maintenance work is carried out.
(2) Any operations carried out on working equipment or parts and elements thereof in
connection with assembly, operation, maintenance, repair and disassembly, shall be
conform to the instructions of manufactures and the established organizational and
technical health and safety measures during work.
Article 195
Working equipment shall protect workers against the risk of combustion, excess
temperatures, leakages of gas, dust, liquids, steam or any other substances produced, used
or stored in it.
Article 196
Working equipment shall not be allowed to create any risk of explosions, linked either
with it or with the substances produced, used or stored in it.
Article 197
Working equipment shall ensure the safety of workers against the risk of injures caused
by electrical current during direct or indirect contact.
Article 198
Work with sources of non-ionizing radiation shall be carried out under conditions which
preclude any harmful effects.




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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Article 199
(1) For work on heights, the necessary auxiliary means (platforms, stairs, ladders, etc.)
shall be ensured for safety.
(2) Any used auxiliary means, including auxiliary means that are part of stationary
equipment, shall conform to the established requirements and ensure safety during work.
Article 200
(1) In the design, construction and operation of electric systems, equipment, devices and
instruments, the following requirements shall be observed:
1. the structure of electrical systems;
2. the exploitation of power consumers;
3. labour safety in the operation of electrical systems and equipment;
4. technical construction fire precaution standards;
5. lightning precautions.
(2) Electric systems and equipment shall only be operated by persons with the necessary
professional training, required qualifications and medical certificates.
Article 201
The contingency power supply of enterprises, technological processes and working
equipment shall be switched on whenever a power outage could lead to breakdowns and
danger to people's life and health.
Article 202
(1) Repairs of working equipment shall be carried out in accordance with the
requirements of the accompanying, technological and maintenance documentation, and
the established repair work schedules.
(2) During repair works linked with risks to workers, the following organizational and
technical safety measures shall be taken:
1. stoppage of working equipment;
2. switching off power supply;
3. discontinuing technological supply with raw and prime materials, elements, etc.;
4. measures against repeat switch-on;
5. putting up signs, signboards and fences;
6. checks for the absence of harmful substances and the safety of the workplace;
7. other measures, depending on the danger and specifics of the working equipment or
work process.
(3) During repair work in closed vessels, in addition to the measures under Paragraph 2,
the following shall also be ensured:



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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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1. emptying and isolating the vessel with deafeners;
2. airing before and during work;
3. checking the existence of harmful substances (including explosive concentrations)
before and during work;
4. lighting in conformity with the working environment;
5. cleaning of internal surfaces;
6. safety belts;
7. safety ropes;
8. monitoring and establishing contact with workers;
9. other measures in conformity with technological processes, the specifics and purpose
of the closed vessel.
(4) The repaired working equipment shall again be put into operation after its safety
properties have been proven and recorded in a document which shall be kept in a file, in
accordance with Article 10.
Article 203
(1) Working equipment, subjected to the influence of aggressive environments, shall be
protected against corrosion in accordance with the requirements of the design,
construction and maintenance documentation.
(2) Working equipment shall be subject to regular checks to establish the level of
corrosion. The terms and methods of the checks shall conform to the statutory or
accompanying documents, or shall be determined by an in-house statutory act.
Article 204
(1) The design, manufacture, import, assembly, technical certification, maintenance,
repair, regular checks and exploitation of high-danger equipment under Article 281,
Paragraph 2 of the Labour Code, including equipment subject to technical supervision,
shall conform to the requirements of specific statutory acts applicable to them.
(2) If there are no specific statutory requirements for certain types of high-danger
equipment, they shall be specified by the appropriate department or by the employer.
Article 205
High-danger equipment shall clearly show the nominal limits of their exploitation
parameters: hoisting capacity, pressure, speed of movement, type of stored or transported
fluid, etc. and shall be equipped with the respective protective and control measurement
devices necessary for their safe operation.
Article 206
(1) Hoisting devices with faulty turn-off switches, untested ropes, chains and load-
handling attachments shall not be allowed for exploitation.
(2) The following shall not be allowed:


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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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1. lifting goods, exceeding the loading capacity of the hoisting equipment;
2. using ropes and chains worn out beyond the admissible limit to lift goods;
3. the use of load-handling attachments that are not listed in the technical documentation
or damaged;
4. pulling or dragging goods with hoisting equipment.
Article 207
(1) Welding operations shall be carried out under observation of labour safety
requirements during the welding and cutting of metals.
(2) Measures to prevent people from being illuminated shall be taken in electric arc
welding.
Article 208
(1) Manual operations shall be performed with suitable instruments in good repair which
do not create conditions for injuries of the persons using them.
(2) Instruments preventing the formation of sparks shall be used in rooms with an
explosive environment.
                                            Section II
                Self-propelled and non-self-propelled working equipment
Article 209
Self-propelled and non-self-propelled working equipment shall be used in accordance
with the requirements of the specific statutory acts applicable to the respective type of
working equipment.
Article 210
Self-propelled and non-self-propelled working equipment shall be operated by authorized
workers possessing the necessary qualifications.
Article 211
When using self-propelled and non-self-propelled working equipment operated by
workers or with workers in/on it, measures shall be taken to limit the risks they are
subjected to.
Article 212
(1) Self-propelled working equipment whose movement could cause a risk to people shall
conform to the following conditions:
1. it must be equipped with a device preventing its operation by an unauthorized person;
2. it must be equipped with a suitable device for reducing the consequences of collisions
if more than one self-propelled working equipment is simultaneously operating on the
same rail track;




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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3. it must be equipped with a device for stopping and remaining in an immobile state, and
when safety requirements so require, it must have an emergency device with the same
functions which can be switched on by easily accessible control or automatic systems;
4. if the driver's direct visibility is insufficient to ensure safety, additional devices shall be
installed to improve visibility;
5. it must be equipped with suitable lighting for the job, with a view to the safety of
workers operating it at night or in inadequately illuminated places;
6. it must be equipped with suitable fire extinguishers in case the actual working
equipment or its load could create a danger of fire whilst there are no suitable fire
extinguishers in the immediate vicinity.
7. if remote-controlled, it must be able to stop automatically if getting out of the range of
control or if coming into contact with a facility outside the set programme.
(2) If the self-propelled and non-self-propelled working equipment is moving in a work
zone outside the designated access roads, organizational safety rules shall be established.
Article 213
(1) Organizational measures shall be taken to prevent the access of pedestrians to the
work zones of self-propelled working equipment.
(2) When the presence of workers is required in the work zone of the self-propelled
working equipment, the necessary measures for their safety shall be taken.
Article 214
If the self-propelled working equipment is designed for the transport of workers doing a
specific job whilst moving, the speed shall be regulated to ensure the safety of work.
Article 215
Self-propelled and non-self-propelled working equipment with internal combustion
engines may be used in workplaces only if measures have been taken to ensure the
standards and requirements of clean air in the workplace.
                                         Chapter Seven
                                ORGANIZATION OF WORK
Article 216
Working activity shall be realized as to prevent or limit any unfavorable effect proceeding
from the nature and organization of work, the used technology, working equipment,
workplace and working process, and to ensure optimal working conditions, high working
capacity, efficiency and satisfaction.
Article 217
(1) The conformity of the working environment, working process, used technology and
working equipment with the standards and requirements of safe and healthy working
conditions shall be realized through the means, methods and forms of risk assessment.



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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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(2) Risk assessment shall cover all aspects of working activity in an enterprise.
(3) The necessary measurements shall be made in accordance with the requirements of
applicable statutory acts and at regular intervals, determined by the employer regarding
risk assessment.
(4) The necessary measurements shall be made by teams and specialists of the employer
and/or by juristic and natural persons, authorized according to a procedure established by
the Minister of Labour and Social Policy and the Minister of Health.
(5) The documents establishing conformity with the standards and requirements of safe
and healthy working conditions, including measurement results, shall be included in the
risk assessment documentation.
Article 218
The work posture and location of workers during work and the use of working equipment
shall conform to ergonomic principles.
Article 219
Work shall be performed under the optimal organization of the work movements and
work posture of workers for the purpose of avoiding prolonged static muscular tension
and limiting monotonous locomotory activity.
Article 220
The psycho-social factors linked with working activity shall be controlled and improved
with the use of work-specific prophylactic programmes aimed at reducing mental tension
and stress at work.
                                          Chapter Eight
                    WATER SUPPLY AND SEWERAGE SYSTEMS
Article 221
(1) Enterprises and facilities, depending on the nature of the work performed in them,
shall be ensured the necessary quantities of water for the needs of production, drinking
and fire precaution.
(2) Linking potable water supply installations with water installations for industrial and
technological purposes shall be prohibited.
(3) If the water supply installations are of a different kind, the use of industrial waters as
potable water shall not be allowed.
Article 222
(1) Enterprises shall be provided with the necessary sewerage systems and installations.
(2) Wastewaters, containing aggressive or toxic substances, oil and other harmful
products shall be disposed of in a separate sewerage system, their treatment or
neutralization being ensured.




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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(3) Mixing wastewaters under Paragraph 2 with household and faecal water in a common
sewerage system before they have been treated or neutralized to concentrations in
accordance with current standards shall be prohibited.
(4) Wastewaters shall be treated and neutralized with technologies and equipment in
accordance with a project, coordinated by the respective competent authorities.
(5) Sewerage systems for chemically polluted waters shall be equipped with the necessary
installations in accordance with the requirements of people's safety and health,
environmental protection and fire precautions.
                                          Chapter Nine
                                       FIRE FIGHTING
Article 223
The overall organization of activities in enterprises and facilities shall conform to the
requirements of statutory acts for fire precautions.
Article 224
The design and construction of buildings, equipment and installations, their
reconstruction, enlargement in height or width and restoration shall conform to the
provisions of technical construction fire precaution standards.
Article 225
The exploitation of facilities, overhauls and other types of activities shall be carried out in
accordance with fire precaution requirements.
Article 226
Welding and other spark-involving activities shall be realized in accordance with the
relevant fire precautions requirements.
Article 227
Depending on the size and utilization of buildings, the equipment contained in them, the
physical and chemical properties of the used substances and materials, and the maximum
number of people, workplaces shall be equipped with suitable fire extinguishing means
and, if the above circumstances so require, with fire alarm and warning systems.
Article 228
Nonautomatic fire extinguishers shall be easily accessible, simple to use and suitably
labelled with indelible standard signs.
                                           Chapter Ten
                              SANITATION AND UTILITIES
Article 229
(1) The territory of the enterprise, production premises and other rooms and workplaces
shall be kept clean.



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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
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(2) Waste shall be collected and processed in duly designated areas in accordance with
production, sanitary and fire precaution requirements.
(3) Raw and prime materials and finished products shall be stored in duly designated
areas, in conformity with labour safety requirements and in accordance with sanitary, fire
precaution and technological requirements.
Article 230
To ensure the personal hygiene of workers, sanitary and common rooms shall be provided
in accordance with the requirements of statutory acts.
Article 231
If the production process requires workers to use special work clothes, but in connection
with safety, health and decency it is not suitable for them to change elsewhere, easily
accessible and sufficiently large changing rooms with seating possibilities shall be
provided.
Article 232
In the changing rooms all workers shall have a locker that can be locked. If necessitated
by the nature of the work (work with harmful substances, humidity, pollution, etc.)
workers shall have separate lockers for work clothes and their normal clothes.
Article 233
When no changing rooms are necessary, every worker shall himself ensure a place for his
clothes.
Article 234
If the nature of the work and healthy and safe working conditions so require, workers
shall be provided with the necessary hot and cold water showers. The size of showers
rooms shall correspond to the number of workers and ensure conditions for showering in
accordance with hygiene requirements.
Article 235
If no showers are required, in accordance with Paragraph 234, suitable washrooms with
running hot and cold water shall be provided close to the workplaces and changing
rooms.
Article 236
If the shower or washrooms are separate from the changing rooms, they shall be
connected by a warm air passage.
Article 237
The necessary number of toilets and washbasin shall be available close to workplaces,
resting rooms, changing rooms, showers and washrooms.




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
in workplaces and in the use of working equipment

Article 238
Depending on the number of workers and on the nature of work, separate changing
rooms, showers, washrooms and toilets shall be provided for men and women, or they
shall be used separately.
Article 239
(1) Workers shall be provided with resting rooms in case:
1. the technological process necessitates frequent and prolonged work stoppages;
2. more than the specified number of people are constantly present in the workplace or
workroom;
3. working and resting regimes have been introduced to ensure safety and health.
Article 240
(1) Resting rooms shall be:
1. easily accessible;
2. large enough;
3. correspond to the number of persons using them at one time;
4. furnished in conformity with the nature of the necessary breaks.
(2) Workers in offices or other such rooms, providing possibilities for relaxation, shall
not be provided with resting rooms during breaks.
(3) Smoking in resting rooms shall be prohibited.
Article 241
Suitable conditions shall be provided for pregnant and breast-feeding women to lie down
while resting.
Article 242
Depending on the size of the enterprise, the type of work and incidence of occupational
accidents, one or more first aid rooms shall be provided.
Article 243
(1) First aid rooms shall be furnished with the necessary first aid means and equipment
and shall be easily accessible if the use of stretchers is required.
(2) First aid rooms shall be identified by established signs.
Article 244
In places where working conditions so require, easily accessible first aid facilities shall be
provided, identified by established signs.




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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
in workplaces and in the use of working equipment

Article 245
Handicapped workers shall be ensured suitably organized workplaces. This shall also
refer to doors, passages, staircases, bathrooms, washrooms, toilets and other facilities
used by them.
                                         Chapter Eleven
     PERSONAL PROTECTIVE MEANS AND SPECIAL WORK CLOTHES
Article 246
(1) Workers shall be provided with the necessary personal protective means and special
work clothes in accordance with the procedure and requirements specified in statutory
acts.
(2) Persons without the required personal protective means and special work clothes for
the respective type of job and who have not been instructed and trained how to use them
shall not be admitted to work.
Article 247
(1) A list of workplaces and the kind of work for which workers are provided with
personal protective means and special work clothes shall be approved in all enterprises,
their type, life and conditions of use being specified.
(2) The lists under Paragraph 1 shall be made known to workers.
(3) Enterprises shall ensure conditions for the storage, cleaning, disinfection, maintenance
and regular testing of personal protective means and special work clothes in accordance
with the requirements of manufacturers and in conformity with statutory acts on safety
and health at work.
(4) The use of personal protective means and special work clothes for purposes other than
intended, as well as of safety means and overalls no longer fit to be used shall be
prohibited.
(5) Any expenses for the supply and maintenance of personal protective means and
special work clothes shall be covered by the enterprise.
                                         Chapter Twelve
                         ACTIONS IN CASE OF BREAKDOWNS
Article 248
(1) Every enterprise shall have a plan for the prevention and liquidation of breakdowns.
(2) The plan shall be approved by the employer every year or during shorter intervals, if
so required in a specific statutory act for the respective activity.
(3) With regard to fire precautions, the plan shall be coordinated with the respective
regional body of the Ministry of the Interior.
(4) In case of any changes in the organization of work or the technological scheme, the
plan shall be updated.


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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
in workplaces and in the use of working equipment

(5) All officials and workers shall be familiarized with the plan, confirming this with their
signature.
Article 249
The plan for the liquidation of breakdowns shall provide means and measures depending
on the existing danger.
Article 250
The plan for the prevention and liquidation of breakdowns shall contain:
1. an operative part, including the plan of the enterprise with schemes of power supply
systems, water tanks, transport equipment, fire precaution equipment, etc.;
2. prophylactic measures for the prevention of breakdowns, providing for: methods to
study any possible emergency situations, measures which could prevent breakdowns,
storage areas for materials, instruments, protective means and first aid, etc.;
3. distribution of obligations among the different persons, taking part in the liquidation of
breakdowns, and their interaction;
4. a list of officials from the enterprise and outside bodies and organizations which shall
immediately be informed of any breakdowns.
Article 251
(1) The respective manager shall familiarize workers with the plan and their obligations,
linked with their concrete workplace.
(2) At regular intervals, but at least once a year, any possible breakdown situations, listed
in the plan for preventing and liquidating breakdowns, shall be played out in the
enterprise.
                            SUPPLEMENTARY PROVISIONS
§ 1. Within the meaning of this Ordinance:
1. "minimum requirements to ensure healthy and safe working conditions" is the concept
defined in Clause 1, indent 9 of the supplementary provisions of the Health and Safety at
Work Act;
2. "workplace" is the place where work is to be carried out in workrooms or any other
area on the premises of the enterprise, or one to which the worker has access in
connection with his job;
3. "enterprise" is the concept defined in Clause 1, indent 2 of the supplementary
provisions of the Labour Code;
4. "working equipment" is any machine, apparatus, instrument, installation, system,
device or facility used during work;
5. "use of working equipment" is any activity, linked with working equipment, such as
switch-on, stoppage, operation, transportation, repairs, replacement, servicing,
maintenance and cleaning;



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Ordinance No7 of 23 September 1999 on the minimum requirements for health and safe working conditions
in workplaces and in the use of working equipment

6. "danger zone" is any zone in and around the working equipment and workplace which
presents a danger to the health or life of workers;
7. "endangered worker" is any worker working completely or partly within the danger
zone;
8. "employer" is the concept defined in Clause 1, indent 2 of the supplementary
provisions of the Health and Safety at Work Act;
9. "psycho-social factors" are: insufficient or excessive workload, monotonousness,
impossibility to control the performed tasks, limited social contacts on the job, lack of
support by administrative leaders, inadequate motivation for work, psychological
microclimate;
10. "worker" is any person who works under legal labour relations or who has been
assigned a job on other legal grounds, as well as a person who is self-employed or
undergoing training - during the time of training, practice and probation.
                      TRANSITIONAL AND FINAL PROVISIONS
§ 2. This Ordinance is issued on the strength of Article 7, Paragraph 2 of the Health and
Safety at Work Act, and Article 276 of the Labour Code.
§ 3. This Ordinance shall enter into force three months after its promulgation in the State
Gazette. Within this period, the Ministry of Labour and Social Policy and the Ministry of
Health shall publish in their special newsletter a list of the statutory acts related to the
implementation of the requirements of the Ordinance.
§ 4. The requirements contained in Article 115, Article 123, indents 2 and 3, Article 126,
Paragraph 2, Article 130, Article 177, Paragraph 6 and Paragraph 7, indent 1, Article 180
and 181 on created workplaces and working equipment put into operation prior to the
entry into force of this Ordinance shall be ensured in accordance with the term specified
in Clause 3 of the Health and Safety at Work Act.
§ 5. From the date of the entry into force of this Ordinance, the following ordinances shall
be repealed: Ordinance No. 6 of 1996 on the general requirements and obligations for
ensuring safety at work (SG No. 75 of 1996), Ordinance No. 41 of 1995 on uniform rules
for ensuring healthy working conditions (SG No. 100 of 1995) and Ordinance No. 1 of
1987 on establishing information on safe and healthy working conditions (promulgated
SG No. 32 of 1987, amended No. 69 of 1993).
§ 6. Instructions on the application of this Ordinance shall be provided by the Ministry of
Labour and Social Policy and the Ministry of Health.
§ 7. Control on the implementation of this Ordinance shall be realized by the General
Labour Inspectorate with the Ministry of Labour and Social Policy.
Minister of Labour and Social Policy:
I. Neikov
Minister of Health:
P. Boyadjiev


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