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Reply to Prebid Queries - Architecture
Technical - Architecture Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
1 9 Volume-I Date of submission of Tender 02.02.2010 Considering the quantum of work involved, we request you to Submission of Bid:
Section 1.1.2 extend the submission of tender upto 22.02.2010 (3 weeks from 22.02.2010
the original date fo submission)
2 9 Volume-I Clause durablity & disaster resistance „durable, disaster resistant building‟ a. What is the “importance factor “to be considered for the Factor 1
2.2.1 No.2 building proposed?
3 4, 8 Volume-III Area Statement variation Volume-III Clause 3. B indicates an a. kindly clarify which is the final area to be considered for Bio- Areaa program as
Clause 3. B & area around 8463 sqm‟. Volume-tech offices ? mentioned in Volume
Volume-III III „1.Tentative space program for III and s.no 7 as
„1.Tentative various facilities SL No.7.00 indicates 12809 is correct
space program Area for Biotech offices as 12809 sqm.
for various
facilities SL
No.7.00
4 4 Volume-III Technical Floor Height Detail not available a. What is the functional intent of the technical floor To house common
„1.Tentative b. What shall be the height of the floor? services equipment
space program c. Is it free from FAR? and the height shall
for various be as per the
facilities SL requirement for
No.6.10 proper installation
and maintenance of
the equipment. It
OK. be counted in all
shall Please ensure
5 4 Volume-III Service Floor Height 2.2m a. As per west bengal Municipal rule 67 a service floor will not be
„1.Tentative included in non-FSI area if it exceeds 1.5m clear height, therefore equipments housed in
space program considering a clear height of minimum 1.5m for the services plus the service floor
for various an average beam depth of .9m the resultant height comes around doesn't exceed height
facilities SL 2.4m. Can the design of service floor be done accordingly? not more than 1.4
No.6.10 mtr including
6 4 Volume-III Set backs & Maximum building Detail not available a. As per west bengal Municipal rule setbacks & maximum height pedestals
open spaces are
„1.Tentative height of building are not mentioned, kindly clarify indicated in building
space program rules of " West Bengal
for various (Building rules,
facilities 2007)". However any
interpretation of the
rules contact the
respective authorities.
Page 1
Reply to Prebid Queries - Architecture
Technical - Architecture Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
7 9,20 Volume-1 2.2.1 Functional analysis, Work flow Detail not available 1. Indicate the Occupancy load of laboratory spaces 1. 1 person per
& 4.2.4 analysis, Space requirements & 2. Indicate the activities/lab type: 100sq.ft. area 2.
Space program a. Healthcare/Medical/Agriculture/Plant Biotechnology/Food mentioned under
Science/Nutrition/Industrial/Environmental/Bioinformatics or if any volume III page 5
other, please specify 3. Area "Tentaive space
for each lab program". All the
4. Category of the Biological systems for each lab. types mentioned
5. List of major equipments to be installed here. Healthcare
6. List of chemicals, solvents etc. to be used in the scientific research without
activities: involving any human
7. Nature, quantity & constituents of effluents (liquid)& biological being within the lab
waste to be generated. premises 3.
8. Indicate the proposed number of Laminar flow hoods/Clean Flexible ranging from
benches/Biological safety cabinets/Fume hoods to be installed for 500sq.ft to 4800sq.ft
the scientific activities. Mention the design specifications (Cubic (design should
foot of air per minute - CFM) and the level/category of incorporate flexibility
containment for the cabinets. of wall shifting).
9. Does the scientific activity involve the application of radioactive 4. Assume as per
chemicals, reagents etc. If so, indicate the proposed quantum of standards. 5.
disposal mechanism for the radioactive wastes. List for common
10. Fumehoods are to be put up or not? indicate the possible fume instrumentation
generation rate and its approximate composition. facility machines
attached which may
not comply
completely with the
final list of
instruments that
might be installed by
participating
companies in the
bioincubator.(refer list
8 7,8,9,10 Volume-III Occupancy load Does not state any occupancy loads a. Does the occupancy loads has to assumed by approximate
Clause 2.Scope for any of the buildings/facilties indices based on floor plate areas? Occupancy load is required for
of work proposed (Labs, Offices, Dining etc.) calculating the MEP design load calculation
Page 2
Reply to Prebid Queries - Architecture
Technical - Architecture Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
9 9 Volume-III Common Instrumentation Antibody & Antigen core facility, Cell a. Which of the labs require flooring (Vinyl/Vitrified/Epoxy etc.) a. Flooring is reqd for
Clause 3. ii b, c Facilties & In-silico Biology tissue culture laboratory, Basic which falls into the scope of supply by contractor? corridors and
Facility researh laboratory, Chemistry b. Which of the labs require Lab work benches, storage cabinets, commmon spaces,
Labroratory, Analytical Laboratory etc. flame proof cabinets etc which falls into the scope of supply by food court and webel
contractor? office.
c. Which type of the Lab work benches are required (Stainless B. only space
steel/Composite resin/Granite etc.) ? & What are the MEP & Gas provision.
piping services required for each bench? C. only space
d. What are the “ List of Chemicals to be stored inside the lab or provision. D.
what is the fire hazard rating?” for which safety features are to be Chemicals to be
suitably planned/incorporated in design. stored under ten
e. Is there a requirement for anti-explosion room? headings- non-
f. Is there a requirement of vibration or shock resistance on hazardous room
sensitive equipments (analytical lab) ? This is required for temp, non-hazardous
structural design consideration? 4degree, non
g. Is there any X-ray, Nuclear based operating machines ? This is hazardous -20degrees
required for radiation shielding measures. , non hazardous -
h. Does any of the Lab needs Floor drain in the floor? 80degrees, and
hazardous at all four
temp .separate
storage space for
inflammable
chemicals and
radioactive chemical
E. No. F. No. G.
There may be
10 9 Volume-III Warehouse requirement Accomodates facilities like Freezer a. Does the freeze rooms, storage rack units fall into the scope of dedicated x-ray power
a. Only
Clause 3 ii. d rooms, storage rack units for supply by contractor?if yes what are the storage rack/freeze unit provision is sufficient.
laboratory apparatus. sizes? this is required for space planning. D. Normal floor height
c. What will be the occupancy load? is sufficient and there
d. What is the height of warehouse required? is there an is no mechanical
Mechanical Handling Equipment used inside? handling equipment.
f. What will be What type of outside vehicle movement (Truck, F. Truck parking not
Van etc.) is considered? Is there requirement for truck parking? required.
11 9 Volume-III Warehouse requirement Chemicals and store rooms for a. Is there a need for a separate Hazardous chemical store apart Yes, hazardous
Clause 3 ii. D hazardous chemicals from warehouse for the storage of hazardous chemicals? chemicals must be
stored separately .All
storage must be done
under the same
classifications as
specified for lab
storage classification.
12 28 Volume-III Finishes Design intent for Architecture states a. Currently only two finishes of vitrified tiles are available in the Matt
Design Intent „toilet floor with anti skid vitrified tile‟ market „Honed‟ & „Matt‟, Clarification is required on this issue.
for Architecture
Page 3
Reply to Prebid Queries - Architecture
Technical - Architecture Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
13 7, 8 Volume-III Warm Shell Scope Dry/wet laboratories with office space, a. What is the extent to which these warm shells needs to finished A. Please refer scope
2.Scope of Work meeting room, equipment room in with? (Doors, windows, finishing for flooring, ceiling & walls) matrix / tender
modules to be planned as warm shell b. What will be the occupancy load? this is required for specification.
suitable to lease. Office planning/calculating the MEP requirements/loads B. as mentioned in
space in modules and supporting c. What is the extent to which the MEP services needs to be tender.
facilities like meeting room, call provided? this is required for planning the MEP C. as mentioned in
rooms, switch rooms, labrooms, mail tapping/terminations upto the warm shells. tender
room, server rooms, training rooms to
be planned and to be rendered as
warm shell.
14 161 Volume-III List of approved Makes 5.Fire rated false ceiling -Supalax, Please Confirm the following List of approved Makes for Fire rated Accepted
5.Fire doors, promat 7.Fire false ceiling &Fire rated glass
Fire dampers, rated glass-Pikington(UK)
structural steel Armstrong-Fire rated false ceiling & Saint gobain/AIS-Fire rated
fire protection glass
etc.
15 4 Volume-III 1. IT Facility per floor 3.According to the table given:- 100 Please Confirm the Nos. As each floor cannot be provided with 100 In IT Areas, no
Tentative space units of Cabin /Per floor. nos. of Cabin internal works needs
programme for to be envisaged such
various facilities We have considered a maximum no. of 80 units of cabin for the as Cabins etc.
entire IT facility Kindly confirm
16 Dimension of Plot, shape, area Please specify Please follow the
attached plan
17 Width of the abutting road Type-II Please specify width 26.21m wide road
18 Statutory open space & setback. Please specify As per Nabadiganta
Height Restriction of the building Indutrial Township
Authority Rules: Front
open space - 5m;
Back open space-
10m; Side open space-
4m. No height
restriction provided it
is within permissible
F.A.R. and Aviation
Clearance is obtained.
19 Car Parking Please specify numbers As per building rules
359 no. car parking
space required.
However the bidder
may provide more
20 Service Building - Technical floor Please specify It is suggested to
and service floor accommodate all in
technical floor and
service floor as per
details available in
tender document
Page 4
Reply to Prebid Queries - Architecture
Technical - Architecture Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
21 Biotechnology Incubation Centre - Please specify Partitions for different
Partitions, Cloth change room modules should be
there with clear room
panles. All the doors
should be with clear
room panels. Cloth
change room for BT in
common area, one
per floor. In BT Area,
Vendor needs to
consider Partition
(Honey Comb Panels
which are used in
clean rooms which
helps in flexibility and
expansion) with Door
for each lab. Doors
should be again
Insulated with air
tight material (similar
to any Clean Rooms)
22 Extension of basement into set- Can it be done as per common practise in Salt Lake Sector-V ? Please follow local
backs building rules and
obtain necessary
sanction before doing
this.
Green building Queries
1 28 Design intent for LEED Certification LEED Certification attaining minimum As tenant scope/space is greater than 50% of the total built-up Yes
Architecture gold rating is required area, LEED India (CS) Core & Shell rating system is considered for
gold level certification. Kindly confirm.
2 28 Design intent for Green Building materials Green building materials shall be used As per SS Credit 7.2 to reduce Heat island effect albedo coating Yes. You can also
Architecture as far as possible for obtaining LEED should be painted for atleast 75% of roof area, kindly confirm think of White
certification whether to use the albedo coating. Cement Tile on the
top surface after
water proofing which
gives same effect.
Page 5
Reply to Prebid Queries - Structures
Technical - Structural Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V,
KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
1 31 Table-1 Table-1 Density of Materials As per Vol. III of tender document, the As per IS: 875 (Part 1), the unit weight is 20 kN/m3 including Accepted
unit weight of solid block masonry plastering (12mm+12mm). Kindly Confirm
200thk is given as 24 kN/m3.
2 31 Table-2 Table-2 Superimposed Dead Superimposed dead loads Floor Finsih Considering the floor finsih with screed, the required thickness Consider the floor
Loads (SDL) for Office portion, Basement & stilts, shall be only 50mm and the corresponding imposed load will be finish as 100 mm
Service region and Staircases and 1.2 kN/m2. Kindly confirm thick.
landings is given as 2.4 kN/m2
considering 100mm thk. Max
3 31 Table-2 Table-2 Superimposed Dead In Superimposed dead loads Floor Considering the floor finsih with screed, the required thickness same as above
Loads (SDL) Finsih for Service region and shall be only 50mm and the corresponding imposed load will be
Staircases and landings is given as 1.5 1.2 kN/m2. Kindly confirm
kN/m2 considering 60mm thk. Max
4 Table-2 Table-2 Superimposed Dead In superimposed dead loads, service load of 0.5 kN/m2 is as per tender
Loads (SDL) considered in the ceiling. Please confirm the same.
5 31 Table-3 Table-3 Live Loads Live load for Pantry is given as 3.5 As per IS: 875 (Part 2), Pantry and Lounge area/Lift lobby are 3.0 as per tender
kN/m2 and Lounge area/Lift lobby is kN/m2 & 4.0 kN/m2 respectively. Kindly confirm.
given as 5.0 kN/m2.
6 31 Table-3 Table-3 Live Loads Live load for Fire Tender load is given Fire tender load is considered as 112.5 kN. Confirm the same. as per tender
as 20 kN/m2.
7 34 Load Combinations In Load combinations, 31. 0.9D.L+/- As per IS: 875 (Part V), load factor for wind load shall be 1.5. as per IS.
WLX and 32. 0.9D.L+/-WLY is given Please confirm the same.
8 35 Serviceablitiy Checks for R.C.C As per tender document, Live load As per IS: 456 Clause 23.2, total load deflection after erection of Accepted
deflection is given as Span/350. partitions should not normally exceed span/350 or 20 mm
whichever is less. Please confirm the same.
9 36 2 Fine Aggregate Grading of concrete should be as per The codes mentioned refers to grading of aggregates but not For durability of
sieves as per IS: 383, IS: 460, IS: concrete. concrete, follow IS-
1607 and IS: 2386 456-2000 / Chapter 8
10 37 2 Durability requriements of As per tender document, max. free As per IS:456, maximum free water cement ratio is 0.45 for M-30 Accepted
concrete water cement ratio for M-30 and M.40 and M-35 grade of concrete. Please confirm.
is given as 0.4.
11 37 2 Durability requriements of As per tender document, Minimum As per IS:456, minimum cement content for M-25, M-30 and M-35 Accepted
concrete cement content for M-25, M-30 and M- are 300 kg/Cum, 320 Kg/Cum and 340 Kg/Cum respectively.
35 and above grade of concrete is 360 Kindly confirm the same.
kg/cum.
12 37 2 Durability requriements of Where facilities exist and required by Please confirm the code IS: 1199, as the code doesn‟t refer to Refer IS 1199 Clause
concrete the engineer, compaction factor test in compaction factor test. 5 .2 , page 10
accordance with IS: 1199 shall also be
carried out.
Page 6
Reply to Prebid Queries - Structures
Technical - Structural Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V,
KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
13 40 5 Structural Steel Work For design of structural steel work, IS: 2062-1999: Steel for Accepted
general structural purposes specification is followed. Please
confirm the same.
14 28 Design Intent for Architecture - Basement floor is given as RCC grade As per soil investigation report water level is encountered at 1.0m Consider for pricing.
Finishings slab. below ground level. To take care of water pressure basement floor However decision can
is considered as floor slab and not grade slab. Please confirm the be taken after
same. conducting soil test at
site.
Page 7
Reply to Prebid Queries - Electrical
Technical - Electrical & ELV System Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
Volume-IV, Scope definition chart - Electrical Tapping power from 2 different Please furnish the nearest available point of power sources (2 All statutory cost
Scope Delinetion Infrastructure substation to proposed site different substations) , voltage class (preferably 33KV) and beyond the premises
- MEP distance (between 2 EB Substations and proposed site) from against this item will
1 7 where the power supply shall be tapped to the proposed site. be borne by the
client. The bidder has
to facilitate the
execution work.
Volume-III, General scope of works: Sub- Synchronizing panel with load Please clarify whether individual standby DG set to be provided for Individual
Employer clause (13.5) - DG sets dependent facility if more than one DG Infotech facility and Biotech facility (including common facility) or
2 71 requirement & set is used. it can be combined for all the facilities together.
Technical
specifications
Volume-III, Planning requirements for Standby DG set Power back ups. Please confirm, whether 100% standby power to be designed for yes
Employer various areas all the facilities.
3 11 requirement &
Technical
specifications
Volume-III, Design intent for Electrical XLPE armoured cables - 1100V grade, As per general scope of works, LT power cables shall be of 1100V XLPE armoured with
Employer services - Sub-clause (4b) LT FRLS & copper lugs to be provided grade is XLPE insulated, sheathed, armoured and overall PVC FRLS to be
4 64 requirement & cables sheathed. But, as per design intent LT power cables are to be with considered.
Technical XLPE armoured with FRLS. Please furnish which specification is to
specifications be adopted.
General UPS system - Back up time - We presume that the UPS system serves for common area Accepted.
5 -
facilities shall have with 20 minutes back up. Please confirm.
Volume-III, Design intent for Electrical 30% spare capacity shall be povided As per general scope of works, 20% spare space capacity shall be kindly go ahead with
Employer services - Sub-clause (3b) provided for switch boards but, in design intent services it is 30% spare space
6 62 requirement & Feeder Spare capacity mentioned that 30% spare space capacity to be given. Please capacity.
Technical clarify which system is to be adopted.
specifications
Volume-III, Design intent for Electrical Air insulated bus duct to be provided We propose that air insulated aluminum bus duct indoor/outdoor Accepted.
Employer services - Sub-clause (2c) LT bus for transformer which rated above 750 (as required) for the transformer which rated above 750 KVA.
7 62 requirement & duct KVA Please confirm.
Technical
specifications
Volume-III, Design intent for Electrical Acoustic DG set shall be planned on We propose that DG set with acoustic enclosure for outdoor type propose as per final
Employer services - Sub-clause (5b) ground floor with adequate height. (or) DG sets with room acoustic for indoor type. Please confirm. location of DG.
8 64 requirement & Acoustic enclosure
Technical
specifications
Volume-III, I. ELECTRICAL - Approved makes - For few items, only one or two makes have been provided. quote as per the
Employer of list Whether the contractor is allowed to suggest reputed makes to approved makes
9 164 requirement & obtain competitive offer. Please confirm. mentioned in tender.
Technical
specifications
Page 9
Reply to Prebid Queries - Electrical
Technical - Electrical & ELV System Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
Volume-III, Design intent for Electrical Power wiring upto 20A shall be with 4 We propose 4 Sq.mm FRLS PVC insulated Copper wires for power Accepted.
Employer services - Sub-clause (8f) Sq.mm wiring of 20A (phase & neutral for single phase) and 2.5 Sq.mm
10 65 requirement & Internal Electrification - Wiring for earthing. Please confirm whether we could go with this
Technical proposal.
specifications
Volume-III, Design intent for Electrical Power wiring upto 32A shall be with 6 We propose 6 Sq.mm FRLS PVC insulated Copper wires for power Accepted.
Employer services - Sub-clause (8f) Sq.mm wiring of 32A (phase & neutral for single phase) and 4 Sq.mm for
11 65 requirement & Internal Electrification - Wiring earthing. Please confirm whether we could go with this proposal.
Technical
specifications
Volume-III, Internal telephone system Internal Telephone system to be provided. We understand that the internal telephone means providing Accepted.
Employer telephone point for the common areas only. Please confirm.
12 136 requirement &
Technical
specifications
General Telecom service provider - Please furnish the nearest available Telecom service provider from Provide
where the cable shall be tapped to the proposed site. Also please communication room
13 - furnish the distance between Telecom service provider and with inlets which will
proposed site. have a provsion to
connect atleast 4 to 5
operators.
Volume-III, Preferred makes list - Electrical HT/LT cables Please confirm whether the following makes can be used as refer makes of
Employer system choices in addition to the preferred makes given in the tender material mentioned in
14 163 requirement & document for HT/LT cables. tender
Technical 1. KEI/GEMSCAB/POLYCAB
specifications
Volume-III, Preferred makes list - Electrical Domestic switches & Sockets / Fan Please confirm whether the following make can be used as choices refer makes of
Employer system regulators in addition to the preferred makes given in the tender document material mentioned in
15 163 requirement & for Domestic switches & Sockets / Fan regulators. tender
Technical 1. L&T
specifications
Volume-III, Preferred makes list - Electrical Light Fittings Please confirm whether the following makes can be used as refer makes of
Employer system choices in addition to the preferred makes given in the tender material mentioned in
16 164 requirement & document for Light Fittings. tender
Technical 1. WIPRO/THORN/BAJAJ.
specifications
Volume-III, Preferred makes list - Electrical Street light poles Please confirm whether the following makes can be used as refer makes of
Employer system choices in addition to the preferred makes given in the tender material mentioned in
17 164 requirement & document for Street light poles tender
Technical 1. KOLKATA POLES/BOMBAY POLEs
specifications
Volume-III, Preferred makes list - Electrical MS conduits Please confirm whether the following make can be used as choices refer makes of
Employer system in addition to the preferred makes given in the tender document material mentioned in
18 164 requirement & for MS conduits 1. tender
Technical BEC
specifications
Page 10
Reply to Prebid Queries - Electrical
Technical - Electrical & ELV System Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
Volume-III, Preferred makes list - Electrical Perforated & Ladder type cable trays & Please confirm whether the following make can be used as choices Accepted.
Employer system Race ways in addition to the preferred makes given in the tender document
19 164 requirement & for Perforated & Ladder type cable trays & Race ways.
Technical 1. Any pre-fabricated manufacturers.
specifications
Volume-III, Preferred makes list - Electrical VCB - Outdoor type Please confirm whether the following make can be used as choices Okay
Employer HT (SUBSTATION) in addition to the preferred makes given in the tender document
20 165 requirement & for VCB - Outdoor type
Technical 1. L&T
specifications
Volume-III, Preferred makes list - CAT 6 CABLE Please confirm whether the following make can be used as choices refer makes of
Employer ELECTRICAL in addition to the preferred makes given in the tender document material mentioned in
21 164 requirement & for CAT 6 CABLE 1. tender
Technical MOLEX
specifications
Volume-III, Preferred makes list - Communication Rack Please confirm whether the following make can be used as choices refer makes of
Employer ELECTRICAL in addition to the preferred makes given in the tender document material mentioned in
22 165 requirement & for Communication Rack tender
Technical 1. RITEL.
specifications
General UPS system - Back up Please confirm whether Common Area lighting, FF panel, BMS and Confirmed
23
BTU meters are to be kept under UPS back-up
Page 11
Reply to Prebid Queries - PHE
Technical - PHE Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V,
KOLKATA FOR WEBEL
Sr. Page
Claue No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
1 General Location of municipal water supply nearby site. (diameter of pipe within 150 meters,
available and pressure available in that point) 100 mm municipal
water supply pipe is
available. Pressure to
be checked with local
authorities.
2 General Location of municipal sewerage ( Invert level of manholes and To be checked with
location marked in site plan) local authorities.
3 General Location of storm water drain can be connected. Any nallah or kindly carry out the
municipal drain nearby ( location and invert level and maximum flood survey and identify
the same.
level required.)
4 General Yield of bore wells, if any No bore wells.
5 General Any sub-surface drainage is required Not envisgaed. To be
decided as per soil
investigation.
6 General Details regarding the quantity and quality of any existing bore wells. No bore wells.
7 General Details of Contour map Not avialble. Survey
is part of your scope.
8 General Population details required for site and split up required for IT parks Refer occupancy
and Biotech facilites detials
9 9 Clause 3 Planning requirement for various Type of waste water generated in the each lab required? Assume as per
areas standards from IT &
Ites industries and
Biotechnology
Laboratories
Page 12
Reply to Prebid Queries - PHE
Technical - PHE Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V,
KOLKATA FOR WEBEL
Sr. Page
Claue No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
10 10 Clause 3 Planning requirement for various For wastewater handling two types of Any special care needs to be taken for disposal of wastewater from Assume as per
areas sinks in each fab such as normal sinks any particular lab. Kindly provide list of labs and type of waste water standards from IT &
that drain water and sinks with copper Ites industries and
expected to be disposed and what type of treatment required for the
tubes that drain water containing Biotechnology
hazardous wastes such as radioactive same. Laboratories
elements & chemicals to the effluent
treatment plant are to be planned and
to be rendered in Common
Instrumentation Facility
11 10 Clause 3 Planning requirement for various For wastewater handling two types of Whether normal sinks lab waste shall be connected to sewerage Assume as per
areas sinks in each fab such as normal sinks system and further treated in STP or special exclusive treatment plant standards from IT &
that drain water and sinks with copper Ites industries and
required for all lab waste?
tubes that drain water containing Biotechnology
hazardous wastes such as radioactive Laboratories
elements & chemicals to the effluent
treatment plant are to be planned and
to be rendered in Common
Instrumentation Facility
12 10 Clause 3 Planning requirement for various Special care should be taken to ensure Kindly provide detail of water pressure required in the equipments. Not available.
areas adequate pressure of constant
pressure of water. Some specialized
laboratory equipment may require
more than minimum pressure
13 11 Clause 3 Planning requirement for various Similarly for solid waste generation The solid waste mangement is under tenant scope or contractor scope? Tenant scope.
areas proper methodology for disposing off If it is in contractor scope kindly provide us the quantity of waste
the wastes from the laboratory such as
generation expected per day.
solid waste hazardous & infectious
wastes & non hazardous wastes are
also to be planned
14 12 Clause 3 Planning requirement for various How to take wastewater lines and water lines to lab sink. Whether it is Kindly propose
areas in the floor or in the false ceiling. Kindly confirm? scheme which is
maintenance friendly.
15 61 Technical Electrical systems Solar water heater provision to be a) Is there any hostel blocks coming up in the project? No
Specifications given to the hostel blocks
(13.f)
16 10 Volume-IV UG sump soft water-0.5 days UG sump soft water-0.5 days location for soft water is required? Location not
scope delinetion- available. However
MEP-1.47 provision to be made
for the same.
Page 13
Reply to Prebid Queries - PHE
Technical - PHE Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V,
KOLKATA FOR WEBEL
Sr. Page
Claue No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
17 General Hot water requirement is only for lab areas or whether it is required for Lab areas.
wash basin?
18 General Any preferrable hot water temperature required for eye wash as per standard
19 General Provide Temperature of water required for lab areas as per standard
20 10 Volume-III g.2. Waste segregation & Proper methodology for disposing off Is there a requirement for Shredder, Autoclaves for the disposal of wastes Assume as per
Management the wastes from the laboratory from biotech Labs? Kindly confirm. standards from IT &
Ites industries and
Biotechnology
Laboratories
Page 14
Reply to Prebid Queries - HVAC
Technical - HVAC Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V, KOLKATA
FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
104 17.5.6.6 Scope clarity on kitchen Volume III - Employers' requirement Please clarify the scope of HVAC services in Kitchen. Kitchen Ventilation & Exhaust
ventilation and technical specification System is very much to be
considered under part of Scope.
Scope shall include SS Kitchen Hood
along with grease filter & Elactro
Static Scrubber at the Outlet of the
Hood (Dry Scubber). Exhaust system
shall be designed at 40 ACPH for the
general area & at the Hood it should
be minimum 150 cfm / Sqft of the
1
Hood. Exhaust & ventilation fan
capacaity shall be as planned for
70% of the required capacity - 2
nos. Ex ducting shall be meet NFPA
96 standards and Fresh air ducting
shall be designed at 85% of Exhaust
quantity. Ducting shall be in Sprial
Form & not in Rectangula Shape.
94 17.5.4.i Scope clarity on type of fire Volume III - Employers' requirement As per the clause mentioned, the incubation center is provided All Fire dampers shall be Combined
damper and technical specification with a fusible link type fire damper and the AHU rooms are Smoke & Fire Type with Motorized
2 provided with motorised fire dampers. Actuator & Control Panel suitable for
BMS Integration.
Please confirm that all the fire dampers shall be converted to
fusible link type fire dampers.
BTU Meter Please confirm the requirement of BTU Meter in the following Each Lab shall be provided with one
areas: BTU. Similarly incubation area Tfa
3 1. Common Instrument Facility Labs shall be provided with one BTU.
2. Incubation Facility Area's TFA
3. AHU in Dry/Wet Labs.
Occupancy load Please provide the occupancy load for IT & BT areas It is @ 100 sft per person on Builtup
4
Area.
Indoor conditions Please confirm the indoor air condition (temperature, RH) for the For All Labs temperature shall be
following areas: considered as 23 +/- 1.1 deg C & RH
5 1. Labs 50 +/- 5%
2. BT Areas
3. In-silico biology areas
4. Cold rooms.
7, 95, 2, 17.5.4.iii, Type of unit for in-silico lab Volume III - Employers' requirement As per clause 2 page 7, the in-silico areas are mentioned as warm For All Labs, AHU's are part of
166 point 2 and technical specification shell. Scope.
However, in clause 17.5.4.iii, it is mentioned to provide precision
air handling units for this area.
6
Also in page 166 - scope of finishes and utility services table, it is
mentioned to provide Ceiling suspended FCU / ducted system for
this area.
Please clarify the scope.
Page 15
Reply to Prebid Queries - HVAC
Technical - HVAC Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V, KOLKATA
FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
Scope clarity on hoods Volume III - Employers' requirement As per the tender document, we understand that the following Hoods in Chemical & Wet Labs are
and technical specification areas are having hoods part of Enduser Requirement. Space
1. Chemical labs Provision for taking Ducts and Fan
7 2. Wet labs and these chemical hoods shall be provided by tenant Location planning is only to be
What is the extent to which the HVAC services needs to be considered in the part of scope.
provided for these hoods? kindly define the scope of contractor for
hoods
Scope clarity on redundancy As per the tender document, we understand that the following 25% redundancy in chiller shall be
equipments are provided with redundancy planed with heat recovery condenser
1. chillers - 25% type as mentioned in clause
2. pumps - N + 1 17.6.5.1. Redundancy in Cooling
8 However, there is no redundancy provided for cooling towers. tower shall be planned meeting the
Please confirm the redundancy requirements. requirement of redundancy in chiller.
Cooling Tower shall be of minimum 3
Cell Type.
Scope clarity on Switch Rooms Please confirm the requirement of Switch rooms in each floors of Switch Room / IT Rooms are part of
IT Facility. Interior Fitout Scope. As mentioned
in the scope, for Critical areas such
9 Is so, please clarify the HVAC scope of work. as IT Rooms / Server Rooms,
dedicated tappiong with separate
system should be provided (tapoff)
as per the design parameters
Scope clarity on datacenter & Please confirm the requirement for BTU meter in datacenters and Each It office shall be provided with
Switch Rooms Switch rooms (if any). one tapping for data center
10 requirement as per assumption given
under 17.5.2. Each of such tapping
shall be provided with one BTU
meter each.
Scope clarity on CO2 Sensors Please clarify whether CO2 sensors in tenant office areas, meeting It should be noted IT space is with
rooms, conference rooms, training rooms, cafeteria needs to be Warm Shell Concept. Since Meeting
considered in our scope. Rooms, Conference Rooms doesn't
come in Warm Shell, It need not be
11
considered. Whereas Café & Audi
which is part of Warm Shell needs to
be considered with necessary CO2
Sensors.
9 3.ii.d Scope clarity on Warehouse Volume III - Employers' requirement Please clarify the HVAC Scope in Ware house facility. Comfort Air Conditioning with N+1
12
facility and technical specification Provision on AHU.
Page 16
Reply to Prebid Queries - HVAC
Technical - HVAC Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V, KOLKATA
FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
166, 6 Point no. 2 in Scope clarity on food court Volume III - Employers' requirement As per Volume iii, Point no. 2 in scope of finishes and utility Food court interior A/C works as
scope of finishes and technical specification services table provided in page 166, we understand that the HVAC mentioned in volume iv shall be part
and utility Services scope for food court & cafeteria to be warm shell (Chilled of scope.
services table Volume IV - Scope details MEP Water Outlets in all the areas and further tapping and distribution
provided in page by the tenants).
166
13 As per point no. 86 in volume iv - scope definition chart - HVAC &
point no. 86 in BMS it is mentioned as the food court A/C works includes ducting
volume iv - & duct thermal & acoustic insulation and providing air distribution
scope definition terminals.
chart - HVAC &
BMS Please clarify the scope of work and also confirm the provision of
BTU meter.
146 B. AIR List of approved Makes for Air Volume III - Employers' requirement Please Confirm the following list of approved makes for Air cooled Mcquay can be added to existing list.
CONDITIONING cooled chiller and technical specification chiller shall be included in addition to the list provided Other makes are not acceptable.
14 & MECHANICAL
VENTILATION Bluebox, McQuay, Kirloskar, Hitachi, Bluestar
146 B. AIR List of approved Makes for Water Volume III - Employers' requirement Please Confirm the following List of approved Makes for Water Mcquay can be added to existing list.
CONDITIONING Cooled Centrifugal chillers and technical specification Cooled Centrifugal chillers shall be included in addition to the list Other makes are not acceptable.
15 & MECHANICAL provided.
VENTILATION
Bluestar, McQuay, Kirloskar, Hitachi
146 B. AIR List of approved Makes for Volume III - Employers' requirement Please Confirm the following List of approved Makes for Cooling Kindly stick to the makes provided in
CONDITIONING Cooling Towers and technical specification Towers shall be included in addition to the list provided. Volume III
16 & MECHANICAL
VENTILATION Advance, Bell, Flowtech, Paharpur, Mihir
146 B. AIR List of approved Makes for Volume III - Employers' requirement Please Confirm the following List of approved Makes for Pumps Kindly stick to the makes provided in
17 CONDITIONING Pumps and technical specification shall be included in addition to the list provided. Volume III
& MECHANICAL
VENTILATION Kirloskar, Beacon, Mather & Platt, Armstrong
146 B. AIR List of approved Makes for AHU Volume III - Employers' requirement Please Confirm the following List of approved Makes for AHU shall Kindly stick to the makes provided in
CONDITIONING and technical specification be included in addition to the list provided. Volume III
18 & MECHANICAL
VENTILATION ETA, Nutech, Ethos, Boopathy -Associates, Mukund Industries,
Bluestar, Voltas, Waves
146 B. AIR List of approved Makes for FCU Volume III - Employers' requirement Please Confirm the following List of approved Makes for FCU shall Sinko make can be considered
CONDITIONING and technical specification be included in addition to the list provided.
19 & MECHANICAL
VENTILATION Sinko, Zeco, Citizen, ETA, Mukund, Industries, Ethos,
Waves, Boopathy Associates
146 B. AIR List of approved Makes for Volume III - Employers' requirement Please Confirm the following List of approved Makes for Ventilation Kindly stick to the makes provided in
CONDITIONING Ventilation fans and technical specification fans shall be included in addition to the list provided. Volume III
20 & MECHANICAL
VENTILATION Greenheck, Ostberg, Flaktwoods, Humidin, Chaysol, System air,
Almonard, Dynair, Marathon Electric
146 B. AIR List of approved Makes for pipes Volume III - Employers' requirement Please Confirm the following List of approved Makes for pipes shall Kindly stick to the makes provided in
21 CONDITIONING and technical specification be included in addition to the list provided. Volume III
& MECHANICAL
VENTILATION Zenith, Apollo, India Tubes & Metal
Page 17
Reply to Prebid Queries - HVAC
Technical - HVAC Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V, KOLKATA
FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
146 B. AIR List of approved Makes for GI Volume III - Employers' requirement Please Confirm the following List of approved Makes for GI Sheets TATA / ISPAT make can be
22 CONDITIONING Sheets and technical specification shall be included in addition to the list provided. considered
& MECHANICAL
VENTILATION TATA, Ispat
146 B. AIR List of approved Makes for Volume III - Employers' requirement Please Confirm the following List of approved Makes for Butterfly Honeywell make can be considered
CONDITIONING Butterfly valves and technical specification valves shall be included in addition to the list provided.
23 & MECHANICAL
VENTILATION Castle, Crawley & Ray, Honeywell, Intervalve, Zoloto
146 B. AIR List of approved Makes for Volume III - Employers' requirement Please Confirm the following List of approved Makes for Balancing Kindly stick to the makes provided in
CONDITIONING Balancing valves and technical specification valves shall be included in addition to the list provided. Volume III
24 & MECHANICAL
VENTILATION Castle, Advance, Honeywell, Danfoss
146 B. AIR List of approved Makes for check Volume III - Employers' requirement Please Confirm the following List of approved Makes for check Kindly stick to the makes provided in
CONDITIONING valves (NRV) and technical specification valves (NRV) shall be included in addition to the list provided. Volume III
25 & MECHANICAL
VENTILATION Castle, Advance, Honeywell
146 B. AIR List of approved Makes for Air Volume III - Employers' requirement Please Confirm the following List of approved Makes for Air vent Anergy make can be considered
26 CONDITIONING vent and technical specification shall be included in addition to the list provided.
& MECHANICAL
VENTILATION Anergy
146 B. AIR List of approved Makes for Y - Volume III - Employers' requirement Please Confirm the following List of approved Makes for Y - Emerald make can be considered
27 CONDITIONING Strainer and technical specification Strainer shall be included in addition to the list provided.
& MECHANICAL
VENTILATION Telflow, Emerald, Procedyne, Maharaja Castings
146 B. AIR List of approved Makes for Volume III - Employers' requirement Please Confirm the following List of approved Makes for Pressure Kindly stick to the makes provided in
CONDITIONING Pressure gauge and technical specification gauge shall be included in addition to the list provided. Volume III
28 & MECHANICAL
VENTILATION Emerald
146 B. AIR List of approved Makes for Volume III - Employers' requirement Please Confirm the following List of approved Makes for Kindly stick to the makes provided in
CONDITIONING Temperature gauge and technical specification Temperature gauge shall be included in addition to the list Volume III
29 & MECHANICAL provided.
VENTILATION
Emerald
146 B. AIR List of approved Makes for Duct Volume III - Employers' requirement Please Confirm the following List of approved Makes for Duct K flex, Eurobatex are already
CONDITIONING Thermal & acoustic insulation and technical specification Thermal & acoustic insulation shall be included in addition to the provided in the List of makes. Kindly
30 & MECHANICAL list provided. stick to the makes provided in
VENTILATION Volume III
K-flex, Vidoflex, Eurobatex, Aeroflex, Owenscorning, U.P.Twiga,
Kimmco
146 B. AIR List of approved Makes for Air Volume III - Employers' requirement Please Confirm the following List of approved Makes for Air Kindly stick to the makes provided in
CONDITIONING terminals and technical specification terminals (Diffuser, Grille, VCDs, Louvers) shall be included in Volume III
31 & MECHANICAL (Diffuser/Grille/VCDs/Louvers) addition to the list provided.
VENTILATION
Air Breeze, Ajanta, Mapro
146 B. AIR List of approved Makes for Fire Volume III - Employers' requirement Please Confirm the following List of approved Makes for Fire Kindly stick to the makes provided in
32 CONDITIONING Dampers and technical specification Dampers shall be included in addition to the list provided. Volume III
& MECHANICAL
VENTILATION Air Breeze, Ajanta, Mapro
Page 18
Reply to Prebid Queries - HVAC
Technical - HVAC Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE, SECTOR-V, KOLKATA
FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
146 B. AIR List of approved Makes for Volume III - Employers' requirement Please Confirm the following List of approved Makes for Closed Kindly stick to the makes provided in
CONDITIONING Closed Expansion Tank and technical specification Expansion Tank shall be included in addition to the list provided. Volume III
33 & MECHANICAL
VENTILATION KD AC accessories
101 17.5.6.3. C.a Scope clarity on Heating and Volume III - Employers' requirement Please clarify the areas to be heated and humidified in the BT All Labs in BT area shall have heating
humidification of BT Areas and technical specification areas. requirement.
34
Page 19
Reply to Prebid Queries - FPS System
Technical - Fire protection system Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT
LAKE, SECTOR-V, KOLKATA FOR WEBEL
Sr.
Page No. Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No.
FIRE PROTECTION SYSTEMS
84 &137 Volume 3, Pipe Material for Hydrant & In page no 84 of volume 3, The pipe kindly confirm the pipe material to be used for entire FPS systems. GI heavy grade as per
Clause No Sprinkler System material for FPS systems are IS1239 part 1
1 16.2.1.2 mentioned as GI Heavy Grade, But in
page No 137 it is mentioned as GI
clause B.
85 & 136 Volume 3, Type of Fire Detection & alarm In page no 85 of volume 3, It is noted Conventional type fire alarm panels are not suitable for this type Analog addressable
Clause No panel. that Analogue Addressable type Fire of projects, since it is not an intelligent system as Analogue sytem with analog
2 16.2.1.4 alarm panel to be used, But in page No Addressable System. Kindly confirm the type of panel to be used panel to be used.
136 Conventional type is mentioned. Conventional or Addressable.
General - - - Any Special Fire Protection systems like Inergen flooding to be Identify the area for
considered for Server rooms & IT rooms server rooms and for
3 server rooms we
suggest inert gas
system.
General - - - Kindly confirm the type of cable to be used for Fire Detection & FRLS PVC insulated.
4 Alarm System.
161 Volume 3 Approved make of material. Smoke & Fire Curtains It is noted that vendor detailsare given for Smoke & Fire Curtains refer volume III page
in Approved make of material. Kindly clarify the scope. no 174. Item 9 and
the scope includes
5 design, fabrication,
supply, installation
and comissioning of
the same.
160 Volume 3 Approved make of material. Fire fighter phone systems It is noted that vendor details are given for Fire fighter phone refer volume III page
systems in Approved make of material. Kindly clarify the scope. no 173. Item 8 and
the scope is part of
fire detection sytem
6 which includes
design, fabrication,
supply, installation
and comissioning of
the same.
159 Volume 3 Item PIPES, FITTINGS, VALVES AND Approvals & Approved make - IS: Please Confirm the following List of approved Makes for GI Fittings For pipes these
No.3 CONNECTIONS 1879 (UNIK, R, HB) shall be included in addition to the list provided. (TATA, JINDAL, makes are accepted.
7 SURYA ROSHINI, ZENITH) For fittings and valves
refer makes as per
tender.
Page 20
Reply to Prebid Queries - FPS System
Technical - Fire protection system Works Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT
LAKE, SECTOR-V, KOLKATA FOR WEBEL
Sr.
Page No. Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No.
159 Volume 3 Item PIPES, FITTINGS, VALVES AND Approvals & Approved make - (UL, FM, Please Confirm the following List of approved Makes for Flexible Refer makes as per
8 No.3 CONNECTIONS LPCB) (FLEXIHEAD, VIKING) Sprinkler Hose shall be included in addition to the list provided. tender.
(EASYFLEX, DONGA FLEX, RAPID DROP, DEIJIN)
159 Volume 3 Item FIRE DETECTION, ALARM AND Approvals & Approved make - (UL, Please Confirm the following List of approved Makes for Refer makes as per
No.4 COMMUNICATION SYSTEMS ULC, FM/LPCB MF 500 KAC, APOLLO) ADDRESSABLE MANUAL CALL POINTS (BREAK GLASS TYPE) shall tender.
9 be included in addition to the list provided. (HONEYWELL,
NOTIFIER, SIEMENS, EDWARDS, BOSCH, JOHNSON CONTROLS,
COOPER, SIMLEX, SYSTEM SENSOR)
159 Volume 3 Item CLASS K EXTINGUISHERS & Approvals & Approved make - (UL Please Confirm the following List of approved Makes for CLASS K Refer makes as per
No.1 REFILLS LISTED, ANSUL) EXTINGUISHERS & REFILLS shall be included in addition to the list tender.
10 provided. (SAFEX, MINIMAX, ZENITH, ALERT, USHAFIRE, SAFE
FIRE)
Page 21
Reply to Prebid Queries - Piping
Technical - Piping Engineering Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Page
Clause No. Description As per Tender Document Pre-bid Queries Reply By WEBEL
No. No.
1 14 4.12, iv Steam, Compressed Air & As per clause 4.12,iv Employer's a) Kindly confirm the working pressure and the flow required at a. not available.
Vacuum network. requirement "Steam, Compressed Air each outlet. Kindly asssume. B.
& Vacuum network" with Tap-off Assume as per lab
provision to be done for each floor of b) Kindly confirm how many outlet points are required for each services. module.
the biotech lab area.
2 15 4.32, iv Gas piping for Nitrogen, As per clause 4.32,iv Employer a) Kindly confirm the working pressure and the flow required at same as above
Hydrogen and LPG. requirement "Gas piping for Nitrogen, each outlet.
Hydrogen, LPG & 3 Nos spare gases is
proposed for each of the biotech lab b) Kindly confirm how many outlet points are required for each
areas. services.
3 167 9, iii Piping - Food Court/ Cafetaria As per Employer's requirement, Gas a) Kindly confirm how many LPG outlet points are required Food tenderer to propose.
Outlets in the shafts for kitchen area Court / Cafetaria.
and further tapping and distribution by
the tenants. b) Kindly confirm the working pressure and the flow
required at each outlet.
4 140 140,iii Fuel Storage - HSD As per Employer's requirement " UG a) Since the steam requirement for the laborotry and cafeteria is tenderer to propose.
tanks of capacity determined by not known.After finallising the capacity of steam only we can
consultant which shall service arrive at the capacity of tank. Kindly confirm the location of HSD
minimum 24hrs or more capacity + tank
As per clause 4.20,iv HSD storage
shall cater to dg running for 4 hrs/ day
along with boiler requirement &
cumulative 7 days storage shall be
planned
Page 22
Commercial Queries pertaining to Tender : PROPOSED BIO TECHNOLOGY INCUBATION CENTRE & INDIAN DESIGN PARK AT PLOT NO. DP-6/1, SALT LAKE,
SECTOR-V, KOLKATA FOR WEBEL
Sr. Pag Claue No. Description As per Tender Pre-bid Queries Reply By WEBEL
No. e Document
No.
1 Priority of documents We request to add the priority of the documents in General Added
conditions of contract.
2 If the Contractor Completes the We request to incorporate in the contract the incentive amount at Not accepted
works prior to the accepted the rate of 0.20% of the Contract value for each week of early
completion date, the Contractor completion, to a maximum of 5% of Contract value.
shall be rewarded an Incentive
3 Mobilization Advance We request to provide interest free Mobilization advance payment Please refer to the
upto 15% of the accepted contract value against submission of Payment Schedule
Bank gurantee from a Scheduled or nationalised banks in India. attached to this
clarification
The recocvery of mobilisation advances shall comence when 30%
of contract value of the work has been completed and paid and it
will be completed by the time 85% of the contract value has been
completed and paid.
4 Material & Plant and Machinery We request to provide advance shall be paid for Material & Plant Not accepted
advance and Machinery which shall form part of the installation when the
detailed design has been approved by the Employer. Material &
plant and machinery advance shall be paid 80% of the assessed
cost of material & Plant and machinery.
Recovery of Material & Plant and machinery advance shall be done
in one lumpsum at the time of payment for the installation of such
material & plant and machinery.
5 Temporary Structure Please provide land to install Batching plant, Site office, Stores, Not accepted
Reinforcement yard, Formwork stock yard, Plant and Machineries
yard free of cost nearby the site
6 Labour Accomodation Please provide land for construction of labour sheds free of cost. Not accepted
7 Power and Water Kindly clarify whether power and water for construction purpose Refer Tender
will be provided nearby site at one place by WEBEL. document
8 Facilities to Clients 800 sq.ft. office space
Kindly clarify whether the contractor has to provide facilities like
construction of site office, maintenance and housekeeping to theirat ground floor with a
office or not. small conference
room of about 200
sq.ft. with 10 chairs
and a conference
table, 4 tables with
10 chairs, attached
toilet, airconditioning,
2 nos. almirahs and
display boards on the
walls for fixing of
drawings etc. as soon
as the ground floor is
9 13,1 3.2 of Vol I Schedule of Milestone Payments % of Sub Milestone We request to make mile stone payment percentage as given completed. Before
4 GCC value below.
1. Agreement, Detailed 2.5% (Execution of agreement - 0.5%, Submission detailed design Please refer to the
Design & Approval from - 1%, Obtaining necessary approval from all statuory bodies - 1%) Payment Schedule
Statutory bodies - 5% attached to this
2. On approval of 2.5% (Architectural - 1.0%, Structural - 0.75%, MEP - 0.75%) clarification
detailed design - 2.5%
Payment Schedule
attached to this
clarification
3. Site Preliminaires - 5% (1 to 5 Months - 0.40%, 6 to 10 Months - 0.3%, 11 to 15
2.5% months - 0.2%, 16 to 20 Months - 0.10%)
4. Completion of 10% (2.5% for on completion of each 25% of work or part
Foundations including tie thereof)
beams - 10%
5. Completion of basic 25%. We request to provide floorwise break up for all floors.
Structure - 25% However, monthly interim payment to be made on percentage
acheivement of particluar milestone mentioned above or part
thereof.
6. Completion of 20% (Further floorwise activitiwise break up to be made for
finishing work - 10% brickwork, plaster, flooring, joinery, painting and external
landscape, road. However, monthly interim payment to be made
on percentage achievement of particular milestone mentioned
above or part therof.
7.Installation of Systems 35%. We request to make breakup of various MEP serviceswise
in Various MEP services - (Electrical, HVAC, FPS, Plumbing & Sanitary, BMS, LV system, Lifts
35% & escalators) activitywise for foundation of major equipments,
ordering of equipment, arrival of equipment, installation of floor
wise service lines, erection of equipments and completion of
testing and commissioning. However, monthly interim payment to
be made on percentage achievement of particular milestone
mentioned above or part therof.
8. Submission of Request to delete this milestone due to availability of Performance Not accepted
completion certificate of security
the building - 5%
9. On completion of Opreation and mainteance is not qualified in the contract. We Not accepted
operation and request to delete this mile stone event.
maintenance of all
facilities for five years
10 35 vi of Period of warranty for equipment 12 months Warranty will be given by the manufacturer for 12 months only Yes
Appendix against faulty design and after commissioning of equipment hence, we presume 12 months
defective manufacture from the from Taking over certificate.
date of completion period of
maintenance.
11 62 30 Interim payment The contractor shall We request to add for release the payment as follows. To be decided in
submit the monthly 1. The advance payment shall be paid within 30 days after the consultation with the
interim payment date on which the Contract came into full force and effect or within succesful bidder
statement based on the 21 days after the Employer receives Performance Security
% achievement of mile 2. The amount which is due in respect of each Statement, other
stone activity than the Final Statement, within 21 days after receiving the
Statement and supporting documents as follows
a. Employer shall release 75% of the bill value with in 14 days
from the date of submitting the Statement.
b. The Statement shall be scrutinized and the remaining 25% of
the bill value shall be paid with in 21 days from the date of
submitting the Statement.
3. The final amount due, within 30 days after receiving the Final
Statement and written discharge.
12 17 1.3f of ITT Performance security Validity period for We request to keep the validity period till defects liabiliay period From the date of
performance secruity 3 and it shall be returned to the Contractor within 21 days after the virtual completion
months from the date of contractor receives the performance certificate i.e completion of
expiry of Defects liability DLP.
period
Instruments - tentative not exhaustive
Analytical
instrument
ation
600 MHz NMR with cryoprobe
GC-MS
UV/Vis Spectrophotometer
Stopped Flow- with two detectors
Circular Dichroism Spectrometer
Ultracentrifuge with four rotors
Surface Plasmon Resonance
Fluoroscence Spectrometer
Isothermal Titration Microcalorimeter
Differential Scanning Calorimeter
Analytical & preparative HPLC
High Speed Centrifuge (two)
Bioimagin
g facility
Light microscope
Transmission Electron Microscope
Scanning Electron Microscope
Confocal Microscope with four lasers
Fluorescence activated cell sorter
Live Animal Imaging system
Atomic Force Microscope with Raman
Multifunctional Scanner
Tentative Lab Furniture, Services & Ventilation System & floor wise service design
3.2 SCHEDULE OF MILESTONE PAYMENTS
Sl.no Milestone % of Sub % of Total Remarks
Milestone Contract
value Value
One time Mobilisation Advance within 15 days after 5.00% To be paid against Bank Guarantee.
releasing of Letter of Indent / Letter of Award or Recovery of mobilisation advance
submission of performance gurantee whichever is shall commence when 30% of
later contract value of the work has been
completed and paid and it will be
completed by the time 85% of the
contract value has been completed
and paid
1 Agreement, Detailed Design & Approval from 5.00%
Statutory Bodies
1.1 Execution of Agreement 1.00%
1.2 Submission of Detailed Design (Architectural, Structural & 2.00%
MEP)
1.3 Obtaining necessary approval from all Statutory bodies 2.00%
2 On approval of detailed design 2.50%
2.1 Architectural 1.00% Monthly interim payment shall be
2.2 Structural 0.75% made on pecentage achievement of
2.3 MEP 0.75% particular milestone or part thereof
3 Site Preliminaries i.e Mobilization of required piling 2.50% Payable after execution of agreement
rigs, Construction of office, labour hutments,
godown, mobilisation of staff, labour and
construction of temporary enabling works
4 Completion of Foundation including tie beams 10.00%
4.1 50% of above work 5.00% Monthly interim payment shall be
4.2 100% of above work 5.00% made on pecentage achievement of
5 Completion of basic structure i.e RCC framework 25.00% Detailed milestone or part thereof
particularbreak-up will be formulated
with the succesfull bidder
5.1 On completion of basements 5.00% Monthly interim payment shall be
5.2 On completion till ground floor 2.50% made on pecentage achievement of
5.3 On completion till 4th floor 5.00% particular milestone or part thereof
5.4 On completion till 8th floor 5.00%
5.5 On completion till 12th floor 5.00%
5.6 On completion till Terrace Slab 2.50%
6 Completion of finishing work i.e peripheral brickwork, 10% Detailed break-up will be formulated
internal brickwork, plastering, interior & exterior with the succesfull bidder
painitng, doors, windows, exteriors, driveway,
landscaping, area lighting etc.
7 Installation of Systems in Various MEP Services 35% Detailed break-up will be formulated
with the succesfull bidder
Sub-break-up
Electrical 13.00%
HVAC 9.00%
Fire Protection System (FPS) 3.00%
Plumbing and Sanitary works (PHE) 2.00%
BMS & LV System 5.00%
Elevators 3.00%
7.1 On submission of Technical data sheets including civil 2.50% Monthly interim payment shall be
foundation design & approvals from Consultants / Clients made on pecentage achievement of
for Electrical works particular milestone or part thereof
7.2 On proof of ordering for all approved data sheets giving 2.50%
clearance for manufactuering with clear data on arrival at
site from manufacturer
7.3 On completing foundations for major equipments such as 2.50%
DG sets, Transformers, Panels, etc.
7.4 On Arrival of Major Equipments and materials at site 10.00%
7.5 Completion of installation and erection in the respective 5.00%
plant rooms
7.6 On completion of services in respective floors 3.00%
7.7 On Completion of Testing & Integrated Commissioning of 7.50%
all services, plants and equipments
8 Submission of completion certificate of the building, 5.00%
all statutory post- construction clearances, licenses
and as-built drawing and successful closing of
agreement
9 On Completion of Operation and Maintenance of all 5.00% To be released progressively during
facilities for five years and sucessful closing of progress of work
agreement
Total 100.00%
