HVAC Services Design Documentation Guidelines by R0p7u6K

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									                             DRAFT
HVAC Services Design Documentation
Guidelines
Concept Design Phase
Design Process                                           Deliverables                                            Commentary


Inputs:                                                  Drawings:                                               1.   To ascertain Client brief and to
 Client brief and budget                                                                                            review/consider applicable options.
                                                          Sketch drawings (may comprise "marked-up"             2.   Agree roles and responsibilities.
 Architectural sketch concept                             architectural drawings) including preliminary
 Project time schedule                                                                                         3.   Concept and preliminary design phases are
                                                            plant room requirements and services routes.    
 Preliminary Fire Safety Report                                                                                     often combined on smaller projects.
 Site Survey information                                                                                       4.   Tendering at this stage unlikely to result in
 Site and environmental condition constraints          Specifications:                                              “like for like” bids.
                                                                                                                      No co-ordination completed at this stage.
 Project delivery methodology                           Nil                                                   5.
                                                                                                                 6.   Costing only on per m2 basis.

Design:                                                  Reports:
 Review of Client requirements including                 Concept services brief - to establish available
    reliability, redundancy and efficiency.                system concepts and a broad report investigating
 Establish design criteria and develop functional          available options and recommendations, and
   services brief                                          definition of system requirements and key
                                                            assumptions                                      
 Investigate interface requirements with existing
   buildings and equipment                               Design standards to be used                       

    Review preliminary Fire Safety Report –
     (prepared by others)                            
    Estimate total load using   W/m2                
    Review applicable Authority Codes and
     Standards                                       
    Establish contacts with Local Authorities and
     Utility companies                               




9203168/Word                                                Construction Liaison Group                                                            Page 1
J1:36680-1a36ae32-aeee-42e5-b4ad-3586a145b91e.doc                                                                                                 14 June 2002
                                                                                        DRAFT
HVAC Services Design
Documentation Guidelines
Preliminary Design Phase
Design Process                                               Deliverables                                            Commentary

Inputs:                                                      Drawings:                                               1.   Cost estimates at this stage generally cannot
                                                                 Schematic drawings outlining services                    be on a full elemental basis, as final
    Client approval of concept services design and                                                                      distribution is not well defined.
     budgetary implications                                     concepts                                        
                                                                                                                     2.   Systems could be priced by vendors at this
    Updated Fire Engineering Report                           Layout drawings locating plant rooms, risers,
                                                                                                                          stage but unlikely to get like for like
     Preliminary Acoustics Report                                and primary services routes                     
                                                                                                                        comparison.
     Design time schedule                                       Preliminary plant room layouts                  
                                                      
    Client approved architectural, structural and other
     services concept designs                               Specifications:
    Assess supply utility requirements and liase with        Outline services specifications                   
     Local Authorities                                 
                                                              Preliminary equipment schedules for major
    Electrical lighting and power loads                        plant                                           


Design:                                                      Reports:
 Develop preliminary load profiles                          Utility services reports                          
 Develop system concepts and identify special                Design report including key design criteria,
    requirements                                               proposed system concepts and features            
 Confirm plant room space/location                           Preliminary equipment weights                     
    requirements                                       
                                                              Energy efficiency analysis                        
 Assess impact of the location of system and                 Preliminary Building Services Interface Matrix    
    equipment intake and discharge                     
 Develop services route requirements, both
    horizontal and vertical and space co-ordination
    with other Trades                                  
 Define interface requirements with other
    Services                                           




9203168/Word                                                     Construction Liaison Group                                                          Page 2
J1:36680-1a36ae32-aeee-42e5-b4ad-3586a145b91e.doc                                                                                                    14 June 2002
                                                                                     DRAFT
HVAC Services Design
Documentation Guidelines

Developed Design Phase
Design Process                                            Deliverables                                        Commentary


Inputs:                                                   Drawings:                                           1.   Developed Design generally provides the
                                                                                                                   minimum level of documentation to clearly
 Client approval of preliminary design and                Single line pipe work and duct work layouts   
                                                                                                                   define the scope of HVAC elements
    budgetary implications.                         
                                                           Major plant concepts and layouts,             
 Client approved architectural, structural and            Sections as necessary                            2.   Detailed design generally provides a level of
    other services preliminary designs including                                                                   documentation to clearly define the design of
    building fabric details.                              Piping & air flow schematics                  
                                                                                                                   Hydraulic Services. Design details should be
                                                           Reflected ceiling plans, preliminary                   co-ordinated with other disciplines.
                                                             co-ordination                                
Design:                                                                                                            However, the documents produced in this
                                                                                                                   phase may not directly be able to be “built”
 Services load calculations                          
                                                          Specifications:                                          from.
 Services co-ordination with Structure,                   Preliminary technical specifications.         
    Architectural and other services                  
                                                           Equipment schedules                           
 Incorporate requirements of the Fire, Acoustic
    or other relevant report.                         
                                                          Reports:
 Develop and expand the services concepts,
    selection of typical plant, review of plant room       Updated design features (options) report,
    and services space requirements including sizing of      including options selected.                  
    duct and pipe work                                
                                                           Electrical loadings report.                   
 Identify utility connections                        
                                                           Updated energy efficiency review              
   Co-ordination of plant, equipment, services
                                                           Approvals for Utility connections,            
    routes, diffusers, etc                            
                                                           Building Services Interface Matrix            




9203168/Word                                                 Construction Liaison Group                                                       Page 3
J1:36680-1a36ae32-aeee-42e5-b4ad-3586a145b91e.doc                                                                                             14 June 2002
                                                                                   DRAFT
HVAC Services Design
Documentation Guidelines
Detailed Design Phase
Design Process                                          Deliverables                                             Commentary


Inputs:                                                 Drawings:                                                1.   Detailed design generally provides a level of
                                                                                                                      documentation to clearly define the design of
 Client approval of developed design and                Completed schematic and layout drawings                     HVAC Services. Design details should be
    budgetary implications.                               defining services requirements including plans,
                                                                                                                      co-ordinated with other disciplines.
                                                           elevations, sections                              
 Client approved architectural, structural and                                                                       However, the documents produced in this
    other services developed designs.                   Detailed pipe work duct work layouts for                    phase may not directly be able to be “built”
                                                           Mechanical services                                       from.
 Final Fire and Acoustic reports.                  
                                                         Plant room layouts including detailed sections        2.   Co-ordination
                                                         Piping & air flow schematics                               In ceiling zones identified with appropriate
Design:
                                                                                                                      clearance from structure and other services
 Detailed system design including equipment,                                                                         Major penetrations identified
    ductwork and pipework                              Specifications:
                                                                                                                      Detailed co-ordination of critical areas.
 Co-ordination in principle with Structure,             Detailed specifications.                           
    Architect and other Building Services.              Detailed equipment schedules.                      
    Finalise utility supplies.                     
    Fire authority approvals.                         Reports:
    Interface details with other trades                  Nil




9203168/Word                                                Construction Liaison Group                                                           Page 4
J1:36680-1a36ae32-aeee-42e5-b4ad-3586a145b91e.doc                                                                                                14 June 2002
                                                                                   DRAFT
HVAC Services Design
Documentation Guidelines
Construction Design Phase
Design Process                                          Deliverables                                         Commentary

Inputs:                                                 Drawings:                                            1.   Normally prepared by the Services
     For Construction design level drawings for             Drawings submitted for “review”                       Sub-contractor to enable fabrication of the
                                                                                                       
                                                                                                                  services design.
     Architectural, structural and other services          Detailed layouts of plant rooms and risers
                                                                                                        
                                                                                                             2.   Deliverables contain sufficient details for
    Construction time schedule                            Fabrication details of ductwork, pipework,
                                                                                                                 elements to be manufactured/constructed
                                                            switchboards etc                                     without reference to other documents, ie “the
Design:
                                                           “As-Built” drawings, manuals and equipment            details have co-ordinated the relevant design
    Production of larger scale detailed Shop               details                                              information across all disciplines and can be
     drawings including seismic details                                                                          built from”.
    Co-ordination of all services, Structure and       Reports:                                             3.   Equipment ordered.
     Architecture                                         Equipment submissions for “review”           
    Equipment selections and Technical                     Manufacture and ordering commenced
                                                                                                        
     submissions.                                          Wiring diagrams & points schedule
                                                                                                        
    Control system programming                            Operating and Maintenance manuals
                                                                                                        
    Detailed layouts of plant rooms                




9203168/Word                                                Construction Liaison Group                                                      Page 5
J1:36680-1a36ae32-aeee-42e5-b4ad-3586a145b91e.doc                                                                                           14 June 2002

								
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