Supervise the installation, commissioning and handover of retrofit works

URN: COSVR699
Business Sectors (Suites): Construction Site Supervision
Developed by: Construction Skills
Approved on: 30 Sept 2020

Overview

This standard is about supervising the installation, commissioning and handover of retrofit works in accordance with organisational requirements which are equal to or exceed current statutory and legislative requirements

This standard is for people working in the occupational area of construction site supervision which is defined as the supervision of multiple construction trades and disciplines and can be used by operatives, supervisors and managers


Performance criteria

You must be able to:

P1      observe and apply organisational requirements appropriate for          the protection of the workforce, sub-contractors, suppliers,          consultants, occupants, visitors, the general public, and the          environment by the application of information relating to:          1.1      methods of work          1.2      risk assessments          1.3      safe use and storage of tools          1.4      safe use and storage of materials and components          1.5      traffic management          1.6      emergency plans          1.7      fire safety          1.8      acoustic and sound insulation          1.9      thermal insulation          1.10    workforce competency          1.11    site constraints

P2      supervise implementation of the retrofit plan ensuring effective          and efficient working practices compliant with design and          quality standards, for a given occupational area

P3      review and record works progress against the project          programme, resources and planned sequencing of works, and          recommend and take corrective action when required

P4      recognise and report defects in installation with specific reference          to five of the following:          4.1      gaps in installation          4.2      missing and inappropriate fixings          4.3      detailing at corners, edges, junctions and openings          4.4      interaction with building services          4.5      combustion appliances, flues and ventilation          4.6      fire safety          4.7      acoustic and sound insulation          4.8      thermal bypass and thermal bridges          4.9      loading

P5      check, record and report that ventilation is not compromised and          complies with all relevant standards for the following:          5.1      gas and other combustion appliances          5.2      flues          5.3      general ventilation

P6      Carry out specified checks of the retrofit works and record that          the works conform to quality, standards and compliance with the          retrofit design, and manufacturers' instructions, throughout the          installation process, for at least eight of the following:          6.1      alterations to the structure          6.2      loadings          6.3      fixings          6.4      corners, junctions and edges of building elements          6.5      interfaces between the building fabric, services and the                     occupants          6.6      windows and doors including reveals, sills and soffits          6.7      thermal bypass          6.8      thermal bridges          6.9      air tightness          6.10    vapour barriers          6.11    moisture movement          6.12    moisture ingress          6.13    condensation risks          6.14    rainwater goods          6.15    mechanical, electrical and plumbing (MEP)          6.16    fire safety          6.17    acoustic and sound insulation

P7      identify, record and implement agreed corrective actions when          required for at least nine of the following:           7.1      alterations to the structure          7.2      loadings          7.3      fixings          7.4      corners, junctions and edges of building elements          7.5      interfaces between the building fabric, services and the                     occupants          7.6      windows and doors including reveals, sills and soffits          7.7      thermal bypass          7.8      thermal bridges           7.9      air tightness          7.10    vapour barriers          7.11    moisture movement          7.12    moisture ingress          7.13    condensation risks          7.14    rainwater goods          7.15    mechanical, electrical and plumbing (MEP)          7.16    combustion appliances, flues and ventilation          7.17    fire safety          7.18    acoustic and sound insulation

P8      schedule and coordinate the inspection testing and          commissioning, and communicate the outcomes for retrofit          works

P9      identify, implement and record agreed corrective actions for          retrofit works following commissioning including but not limited          to two of the following:          9.1      ventilation          9.2      combustion appliances          9.3      heat recovery devices          9.4      heating systems          9.5      hot water systems          9.6      lighting fittings          9.7      systems and controls          9.8      insulation          9.9      draught proofing          9.10    windows and doors          9.11    solar blinds, shutter and shading devices          9.12    renewable energy installations          9.13    fire safety          9.14    acoustic and sound insulation

P10    contribute to the project handover on completion of the          installation of retrofit works


Knowledge and Understanding

You need to know and understand:

Performance Criteria 1Observe and apply organisational requirementsK1      what organisational requirements apply to the protection of the          workforce, sub-contractors, suppliers, consultants, occupants,          visitors, the general public, and the environment in relation to the          following:          K1.1      methods of work          K1.2      risk assessments          K1.3      safe use and storage of tools          K1.4      safe use and storage of materials and components          K1.5      traffic management          K1.6      emergency plans          K1.7      fire safety          K1.8      acoustic and sound insulation          K1.9      thermal insulation          K1.10    workforce competency          K1.11    site constraints

Performance Criteria 2Supervise implementation of the retrofit planK2      why it is required, and how to supervise the implementation of          the retrofit plan ensuring effective and efficient working          practices compliant with design and quality standards for a given          occupational area

K3      why it is required, and how to ensure operatives undertaking the          installation, commissioning and handover are qualified to do so          for a given occupational area

K4      why it is required, and how to ensure operatives have access to          adequate knowledge of the retrofit works and the behaviours          required for their safe, efficient and effective operation and          maintenance

Performance Criteria 3Review and record on works progressK5      why reviewing and recording works progress against the project          programme, resources and planned sequencing of works is          required

K6      how to review, record and report works progress against the          project programme, resources and planned sequencing of          work

K7      when and how to recommend and take corrective action

K8      how the following increase the risk of failure of the installation          works:          K8.1       technical and performance issues:                        •    thermal bridges                        •    heating                        •    ventilation                        •    thermal bypass                        •    condensation and interstitial condensation                        •    alterations in structure                        •    moisture movement                        •    fire safety                        •    acoustic and sound insulation          K8.2      inefficiencies          K8.3      additional costs          K8.4      delays to programme          K8.5      abortive works          K8.6      duplication          K8.7      damage          K8.8      latent defects

Performance Criteria 4Recognise and report defects in installationK9      how to recognise and report defects in installation with specific          reference to:          K9.1      gaps in installation          K9.2      missing and inappropriate fixings          K9.3      detailing at corners, edges, junctions and openings          K9.4      interaction with building services          K9.5      combustion appliances, flues and ventilation          K9.6      fire safety          K9.7      acoustic and sound insulation          K9.8      thermal bypass and thermal bridges          K9.9      loading

K10    how and when to propose suitable corrective action for any          defects in installation

Performance Criteria 5Check, record and report that ventilation is not compromisedK11    why it is required, and how to check, record and report that          ventilation is not compromised and complies with all relevant          standards for the following:          K11.1    gas and other combustion appliances          K11.2    flues          K11.3    general ventilation

Performance Criteria 6Carry out checks and record installation of worksK12    why it is important to carry out specified checks of the retrofit          works during installation and record the works conform to:          K12.1    quality          K12.2    standards          K12.3    manufacturers' instructions, technical information and                       product data sheets          K12.4    retrofit desigmn

K13    how to carry out checks and record installation of works for          quality, standards and compliance with the retrofit design, and          manufacturers' instructions, for the following:          K13.1    alterations to the structure          K13.2    loadings          K13.3    fixings          K13.4    corners, junctions and edges of building elements          K13.5    interfaces between the building fabric, services and                       the occupants          K13.6    windows and doors including reveals, sills and soffits          K13.7    thermal bypass          K13.8    thermal bridges          K13.9    air tightness          K13.10  vapour barriers          K13.11  moisture movement          K13.12  moisture ingress          K13.13  condensation and interstitial condensation risks          K13.14  rainwater goods          K13.15  mechanical, electrical and plumbing (MEP)          K13.16  fire safety          K13.17  acoustic and sound insulation

K14    the potential risks and implications of non-compliance and poor          quality installations over time, for active and passive fire safety          measures

K15    the potential risks and implications of non-compliance and poor          quality installations over time, including but not limited to:          K15.1    occupant health and safety          K15.2    indoor air quality          K15.3    mould          K15.4    performance gaps          K15.5    rot          K15.6    building fabric decay          K15.7    overheating

K16    the importance of maintaining ventilation

K17    why it is important to recognise ventilation and air movement          pathways through buildings and ensure that these are          maintained, whilst balancing the need for airtightness

K18    the different properties of insulation materials and how these          relate to thermal, moisture, condensation, acoustic and sound,          and fire safety

K19    the different types of air and vapour control layers and breather          membranes, where and how they should be used, and why it is          important to install them correctly

K20    the importance of ensuring the integrity of air and vapour control          layers and breather membranes following installation and the          need to ensure continuity

K21    how condensation forms in buildings, how this relates to moisture          and moisture movement and what steps can be taken to mitigate          potential risks

K22    why a Whole Building approach is taken to retrofit works and how          this relates to building performance and building use

Performance Criteria 7Identify, implement and record agreed corrective actionsK23    how and when to identify, implement and record agreed          corrective actions for the following:          K23.1    alterations to the structure          K23.2    loadings          K23.3    fixings          K23.4    corners, junctions and edges of building elements          K23.5    interfaces between the building fabric, services and the                       occupants          K23.6    windows and doors including reveals, sills and soffits          K23.7    thermal bypass          K23.8    thermal bridges          K23.9    air tightness          K23.10  vapour barriers          K23.11  moisture movement          K23.12  moisture ingress          K23.13  condensation and interstitial condensation risks          K23.14  rainwater goods          K23.15  mechanical, electrical and plumbing (MEP)          K23.16  combustion appliances, flues and ventilation          K23.17  fire safety          K23.18  acoustic and sound insulation

Performance Criteria 8Schedule and coordinate, and communicate the outcomesK24     why the scheduling and coordination of the inspection testing           and commissioning for retrofit works is required

K25     how to schedule and coordinate the inspection testing and           commissioning of retrofit works

K26    why it is required, and how to record outcomes for retrofit works,          services and fabric

K27    the range of non-destructive testing and investigation methods          including but not limited to:          K27.1     thermal imaging          K27.2     moisture content of building fabric          K27.3     air tightness for building envelope and identifying air                        filtration and air leakage points          K27.4     energy use of buildings from meters and sub-meters for                        individual systems          K27.5     sound insulation testing          K27.6     borescope testing

K28     why the final commissioning of all building services is done           together, rather than separately

K29    the stages of commissioning including but not limited to:          K29.1    setting-to-work          K29.2    regulation          K29.3    performance optimisation          K29.4    recording          K29.5    post-commissioning checks          K29.6    fine tuning during occupancy

Performance Criteria 9Identify, record and implement agreed corrective actions following commissioningK30    why identifying, recording and implementing agreed corrective          actions is required following commissioning

K31    how to identify, record and implement agreed corrective actions          following commissioning

Performance Criteria 10Contribute to the project handoverK32    why it is required, and how to contribute to the project handover          on completion of the installation of retrofit works

K33    how to supply the relevant information in relation to the project          handover in accordance with the 'handover strategy' and          requirements of relevant certification schemes

K34    how to gather and record information

K35    how to convey the following information about the installed          measures:          K35.1    physical inspection and explanation of function and                       operation          K35.2    demonstrate the safe operation of any components,                       devices and controls          K35.3    visual checks to ensure the recipient is able to operate                       the components, devices and controls          K35.4    care needed to avoid detrimental effects          K35.5    maintenance, including requirements to comply with                       guarantees and warranties          K35.6    efficient operation to facilitate the delivery of intended                       reduction in energy use          K35.7    importance of ventilation          K35.8    post completion services          K35.9    provision of documentation including end-user advice                       information

K36    how to present information and recommendations for any          remedial actions or changes to the retrofit process required, to          relevant stakeholders including, but not limited to:          K36.1    clients          K36.2    designers and contract administrators          K36.3    installers and contractors          K36.4    end-users          K36.5    external enforcement and quality assurance bodies          K36.6    funding organisations          K36.7    guarantee or warranty providers

K37    who the recipients of the handover process are

K38    why is it important to supply copies of the following          documentation:          K38.1    test certificates and commissioning records          K38.2    operation and maintenance instructions and manuals          K38.3    warranty and guarantee certificates          K38.4    As Constructed plans


Scope/range


Scope Performance


Scope Knowledge


Values


Behaviours


Skills


Glossary


Links To Other NOS


External Links


Version Number

1

Indicative Review Date

30 Sept 2025

Validity

Current

Status

Original

Originating Organisation

CITB

Original URN

VR699

Relevant Occupations

Building Trades, Construction Supervisor

SOC Code

5330

Keywords

Retrofit; Retrofit Works; Retrofit Measures; Handover; Commissioning; installation; Schedule; Whole Building; As Constructed; Project;