J/618/5679 - Installing external wall insulation in the workplace

1.3 Describe why the organisational procedures have been developed and how they are implemented.

1.4 Explain the importance of organisational procedures to solve problems and why it is important to follow them

1.5 Describe different types of information, their source, accuracy, completeness and how they are interpreted about: drawings specifications schedules method statements risk assessments design standards suppliers and manufacturers' information data sheets official guidance current legislation and regulations governing buildings

2.1 Describe their responsibilities regarding potential accidents, health hazards and the environment about: the workplace below ground level confined spaces at height tools and equipment materials and substances movement and storage of materials by manual handling and mechanical lifting.

2.2 Describe the organisational security procedures for tools, equipment and personal belongings about: site workplace siting and location of vehicles company customer access equipment material and waste storage the general public

2.3 Explain the accident reporting procedures and who is responsible for making reports.

2.4 Describe the types of fire extinguishers available when installing external wall insulation and describe how and when they are used about: water CO2 foam powder

3.2 Explain why, when and how health and safety control equipment, identified by the principles of prevention, should be used when installing external wall insulation about: collective protective measures personal protective equipment (PPE) respiratory protective equipment (RPE) local exhaust ventilation (LEV)

3.3 Describe how to report risks and hazards identified by the following: risk assessment personal assessment methods of work suppliers and manufacturers' technical information data sheets statutory regulations official guidance Control of Substances Hazardous to Health (COSHH)

4.3 Describe why the characteristics, compatibility, quality, uses, sustainability, limitations and defects associated with the resources are important and how defects should be rectified.

4.4 Describe how the resources should be used and how problems associated with the resources are reported about: protective sheeting masking materials insulation and fixings warning signs public protection equipment renders, reinforcements, base tracks and fixings vent sleeves primers adhesives fire stops expansion and movement joints, compression joints pattress's corner beads and profiles base coats seal tapes and joints mesh and stress patches topcoats and finishes sealants mechanical fixing components pre-formed trims tracks and shims beads joints and cills air and vapour control materials all work tools and equipment

4.5 Describe how to confirm that the resources and materials conform to the specification.

4.6 Explain why the organisational procedures have been developed and how they are used for the selection of required resources

4.7 Describe how to identify the hazards associated with the resources and methods of work and how they are overcome.

4.8 Describe how to calculate the number of materials required as per the system designer's specification and the wastage associated with the method and procedure to install external wall insulation.

5.3 Explain why it is important to maintain a safe, clean and tidy work area.

5.5 Describe how to protect work and its surrounding area from damage by general workplace activities, other occupations and adverse weather conditions and how to minimise damage to the existing building fabric.

5.6 Explain the importance of protecting the work and its surrounding area against the risk of damage.

5.7 Explain why and how the disposal of waste must be carried out safely by the following: current legislation environmental responsibilities organisational procedures suppliers and manufacturers' information data sheets statutory regulations official guidance

6.2 Describe the purpose of the work programme, including the estimated and allocated time and explain why deadlines should be kept about: types of progress charts, timetables and estimated times organisational procedures for reporting circumstances which will affect the work programme

7.15 Describe how the methods of work to meet the specification, are carried out and how problems are identified and reported by the application of knowledge for safe, healthy and environmental work practices, procedures and skills relating to the method and area of work relating to the following: the suitability, compatibility and characteristics of the materials, components and finishes, and determine if they are moisture open or moisture closed, their impact on the building and their appropriateness to the design and physical application how to record and report issues or defects with the materials, components and finishes why it is important to carry out external and internal preinstallation checks how to carry out external and internal pre-installation checks, assessing, recording and reporting issues to include but not limited to: - suitable access - property suitability - structural integrity - dampness - decay - vents and ventilation - services (gas, electric, water, media cables) - vegetation - rainwater goods - loose surface finishes - external cracking - water ingress - damp proof course why it is important to ensure that all necessary repairs are completed prior to installation the importance and function of pull out tests how to identify when specialist skills and knowledge are required and report accordingly including but not limited to: - fire safety - electrical - media cables - signal receiving equipment - junction boxes - asbestos - Radon - heritage - architectural features - ecology - ventilation - flues the relevance of an assessment of significance and how to recognise specific requirements for structures of special interest, traditional construction, hard-to-treat buildings and historical significance how to identify, record, report and rectify unintended consequences not addressed in the design, including but not limited to the existence of: thermal bridges, thermal bypassing and water ingress, inadequate ventilation and condensation risk why it is important to avoid unintended consequences the effects of weather and the restrictions when applying an external wall system the implications of existing guarantees and warranties that may be compromised by the installation to include but not limited to: - wall ties - windows - damp proof course - renders - Tyrolean coatings - silicone weather proof coatings how to protect the adjacent surfaces how to remove ancillary wall fixtures including but not limited to: downpipes, soil pipes, alarm boxes, fences, handrails, as necessary to install the system in accordance with the specification, design, drawings and method statements how to prepare surfaces by removing existing defective surface finishes, repairing and using appropriate materials to make good the following, including but not limited to: holes, loose render, belcasts, painted surfaces, remove existing vegetation and treat how to apply surface treatments to existing walls why it is important to identify and report architectural features not addressed on the design why it is important to provide temporary protective covers to work areas how to recognise, record and report the key issues that may inhibit commencement of the work including but not limited to: - confirm condition of substrate building fabric - identification of any areas of potential water penetration - visibility and completeness of damp proof course - condition of window and door seals - height of internal floors in relation to external floor height - condition of roof - damaged brickwork - drainage and down pipes - protection and existence of sub floor ventilation - cavity width and identification of any debris - electrical cables, media cables, junction and meter boxes, signal receiving equipment - flues, gas pipes, chimneys and combustion air ventilators - identification of protected wildlife (nesting birds, bees, bats) why it is important to explain installation procedure to building occupants to include but not limited to the following: - scope and work programme - safety requirements during the installation process - protection of property and personal items - specific benefits and implications to include homeowner information - agreed standards of making good how to work with, around and in close proximity to plant and machinery how to direct and guide the operations and movement of plant and machinery to ensure protection of a safe working environment how to identify and follow the installation quality requirements how and why it is important to check, record and report issues with construction ventilation, flues, chimneys and combustion air ventilators pre and post installation how to ensure pre-installation material checks are within specification how to prepare and install insulated external wall system in accordance with the system design, specification and details, method statement and the require standard how to cut and fix pre-formed trims and mounting blocks how to cut, line, level, drill and fix tracks, beads, shims, joints, cills how to install pattresses for fixtures and fittings how to apply weather sealing and compressive tapes at interfaces and penetrations how to install insulation to walls with specified fixing pattern using adhesive and mechanical fasteners how to apply base coat to insulation how to embed mesh and stress patches in accordance with specification how to apply second coat and primers how to reinstate ancillary wall fixtures including but not limited to downpipes, alarm boxes, fences, handrails how to apply mastic aesthetic sealant to all interface, joints and penetration how to make good any marks and holes following scaffold removal 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 the importance of ensuring the integrity of air and vapour control layers and breather membranes, following installation and the need to maintain continuity why it is important to immediately record and report unforeseen events including but not limited to equipment malfunctions, situations and faults not identified in the original design how to handover and sign off to the customers satisfaction and explain maintenance requirements why it is important to complete post installation checks in accordance with the system designer installations manual, specifications, water penetration, anchorage and fixing, vents, services (gas, electric, water, media cables) why it is important to provide post installation advice and guidance to building occupants and client including homeowner packs how to use all work tools and installation equipment in line with manufacturers' and system specifications how to work at height using access equipment and harness systems how and why operative/technician care maintenance of all work tools and installation equipment is carried out

7.16 Describe the needs of other occupations and the importance of teamwork and communication when installing external wall insulation.