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Lead sheet roof covering systems

A lead sheet roof covering system typically comprises of items such as substrate preparation, sheet underlay and timber cores for batten roll joints.

Uniclass2015 - Ss_30_40_50_45 Lead sheet roof covering systems
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Reference Notes
NBS Code

20-50-50/130 Lead sheet roof covering system

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NRM1

2.3.2 Roof coverings (default)

Rules of measurement | Cost benchmarks

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Download manufacturer object defintion template

Manufacturer Product Data template

Complete this electronic spreadsheet to ensure that your Lead sheet roof covering systems product information meets the requirements of Level 2 BIM. This is important as it will enable your customers to select, specify and use your products within the BIM environment. Once you have completed this template you can host it on your own website or distribute it to your customers. Please note that we do not host completed product data templates within the BIM Toolkit.

2

Requirement

Graphical representation of element, dimensionally inaccurate.

Purpose of information

To provide a visual indication of proposals at a Concept stage identifying key requirements such as access and maintenance zones etc. Information to be suitable for spatial coordination of primary systems / elements.

Plan
Elevation
Model
2D Section

The above illustrations are for Aluminium sheet roof covering systems from the NBS section Metal sheet roof and dormer covering systems. This is indicative of the LOD requirements for Lead sheet roof covering systems.

3

Requirement

Visual information to provide developed principles of the design to a greater level of detail. Developed coordination between all professions. Visual development showing coordination for general size and primary relationships between different elements of the construction. Can form a brief for a specialist sub-contractor or fabricator to progress with their technical design, fabrication and installation. This would be expected to include critical dimensional coordination, performance requirements and qualities of finish.

Purpose of information

To provide a visual representation of proposals, confirming brief for technical Design stage supporting full spatial coordination.

Plan
Elevation
Model
2D Section

The above illustrations are for Aluminium sheet roof covering systems from the NBS section Metal sheet roof and dormer covering systems. This is indicative of the LOD requirements for Lead sheet roof covering systems.

4

Requirement

Visual information to provide fixed principles of the design supporting procurement. Developed coordination between all professions. Visual representations showing coordination for general size and relationships between different elements of the construction. Graphical representation of system, dimensionally accurate indicating primary performance characteristics. Graphical information represented may alter dependant on visual information to be produced, eg: Scope of work drawings, setting out, floor loading etc Typical / Installation details separately produced linked to model element and adjacent constructions.

Purpose of information

To provide a visual representation of proposals at a Technical Design stage supporting full spatial coordination.

Plan
Elevation
Model
2D Detail

The above illustrations are for Aluminium sheet roof covering systems from the NBS section Metal sheet roof and dormer covering systems. This is indicative of the LOD requirements for Lead sheet roof covering systems.

5

Requirement

Visual information to provide full information to support construction / installation. Developed coordination between all professions. Visual representations showing final coordination for size and relationships between different elements of the construction. Graphical representation of system, dimensionally accurate indicating primary performance characteristics and sufficient information to support installation. Typical / Installation details separately produced linked to model element and adjacent constructions.

Purpose of information

To be updated during the construction process to reflect the final design, and to provide a future reference to sit alongside the O&M Manuals.

Plan
Elevation
Model
2D Detail

The above illustrations are for Aluminium sheet roof covering systems from the NBS section Metal sheet roof and dormer covering systems. This is indicative of the LOD requirements for Lead sheet roof covering systems.

Download manufacturer object defintion template

Manufacturer Product Data template

Complete this electronic spreadsheet to ensure that your Lead sheet roof covering systems product information meets the requirements of Level 2 BIM. This is important as it will enable your customers to select, specify and use your products within the BIM environment. Once you have completed this template you can host it on your own website or distribute it to your customers. Please note that we do not host completed product data templates within the BIM Toolkit.

2

Provide an outline description of the deliverable.

Name Definition
Description A description of the type of object to detail any design intent.
3

Provide information relevant to the specific performance of the deliverable. Information to specify the completion (cleaning, testing, spares, training...) of the deliverable should also be provided in the associated specification.

Name Definition
Design of lead sheet roof covering systems Requirement, Standards and Reference material.
Integrity of metal sheet roofing and dormer systems Requirement.
Thermal performance - Thermal resistance (R-value) Standard and Thermal resistance (R-value) (minimum).
Structural performance - permanent and imposed loads Requirement, Standard and Permanent loads not discernable from drawings.
Structural performance - wind actions Requirement, Standards and Features affecting wind loads.
Location data for wind and other loads Site Ordnance Survey grid reference and Site altitude to Ordnance Datum.
Fire performance to BS 476 Standard, Surface spread of flame and Assessment authority.
Fire performance to BS EN 13501 Standard, Reaction to fire classification and Assessment authority.
Durability Relevant agents or degradation mechanisms, Design life duration (minimum) and Electrolytic corrosion.
Aesthetic performance Requirements.
4

Provide information relevant to the specific child products of the deliverable to allow suitable products from manufacturers to be selected. Information covering the completion and execution of the deliverable and its child products should also be provided.

Name Definition
Substrate preparation - Requirements The Substrate preparation - Requirements of the Lead sheet roof covering systems.
Substrate preparation - Fasteners Products such as Copper nails.
Substrate preparation - Joint treatment Products such as Butyl rubber adhesive tapes.
Sheet underlay - Material Products such as Building papers.
Sheet underlay - Fasteners Products such as Staples.
Sheet underlay - Joint treatment Products such as Natural rubber-based and latex adhesives.
Timber cores for batten roll joints - Core Products such as Softwood roofing and cladding battens.
Timber cores for batten roll joints - Fasteners to substrate Products such as Wood screws.
Lead - Type Products such as Lead machine cast sheets.
Lead - Pretreatment Products such as Chalk.
Lead - Fasteners to substrate The Lead - Fasteners to substrate of the Lead sheet roof covering systems.
Longitudinal joints - Form The Longitudinal joints - Form of the Lead sheet roof covering systems.
Longitudinal joints - Fixing batten roll joints The Longitudinal joints - Fixing batten roll joints of the Lead sheet roof covering systems.
Longitudinal joints - Fixing hollow roll joints The Longitudinal joints - Fixing hollow roll joints of the Lead sheet roof covering systems.
Longitudinal joints - Fixing standing seam and welted seam joints The Longitudinal joints - Fixing standing seam and welted seam joints of the Lead sheet roof covering systems.
Longitudinal joints - Fasteners to substrate Products such as Wood screws.
Cross joints - Form The Cross joints - Form of the Lead sheet roof covering systems.
Cross joints - Fixings for drips Products such as Carbon steel nails.
Cross joints - Intermediate fasteners The Cross joints - Intermediate fasteners of the Lead sheet roof covering systems.
Eave details - Form The Eave details - Form of the Lead sheet roof covering systems.
Eave details - Fixings The Eave details - Fixings of the Lead sheet roof covering systems.
Verge details The Verge details of the Lead sheet roof covering systems.
Ridge and hip details - Form The Ridge and hip details - Form of the Lead sheet roof covering systems.
Ridge and hip details - Fixings The Ridge and hip details - Fixings of the Lead sheet roof covering systems.
Fixing into joints and chases - Fasteners Products such as Plastics plugs.
Fixing into joints and chases - Clips The Fixing into joints and chases - Clips of the Lead sheet roof covering systems.
Fixing into joints and chases - Pointing to joints and chases Products such as Cement gauged prescribed mix mortars.
Site finish Products such as Patination oils.
System accessories The System accessories of the Lead sheet roof covering systems.
5

Provide information relevant to the specific child products of the deliverable to allow for purchasing. Information covering the completion and execution of the deliverable and its child products should also be provided.

Name Definition
Substrate preparation - Requirements The Substrate preparation - Requirements of the Lead sheet roof covering systems.
Substrate preparation - Fasteners Products such as Copper nails.
Substrate preparation - Joint treatment Products such as Butyl rubber adhesive tapes.
Sheet underlay - Material Products such as Building papers.
Sheet underlay - Fasteners Products such as Staples.
Sheet underlay - Joint treatment Products such as Natural rubber-based and latex adhesives.
Timber cores for batten roll joints - Core Products such as Softwood roofing and cladding battens.
Timber cores for batten roll joints - Fasteners to substrate Products such as Wood screws.
Lead - Type Products such as Lead machine cast sheets.
Lead - Pretreatment Products such as Chalk.
Lead - Fasteners to substrate The Lead - Fasteners to substrate of the Lead sheet roof covering systems.
Longitudinal joints - Form The Longitudinal joints - Form of the Lead sheet roof covering systems.
Longitudinal joints - Fixing batten roll joints The Longitudinal joints - Fixing batten roll joints of the Lead sheet roof covering systems.
Longitudinal joints - Fixing hollow roll joints The Longitudinal joints - Fixing hollow roll joints of the Lead sheet roof covering systems.
Longitudinal joints - Fixing standing seam and welted seam joints The Longitudinal joints - Fixing standing seam and welted seam joints of the Lead sheet roof covering systems.
Longitudinal joints - Fasteners to substrate Products such as Wood screws.
Cross joints - Form The Cross joints - Form of the Lead sheet roof covering systems.
Cross joints - Fixings for drips Products such as Carbon steel nails.
Cross joints - Intermediate fasteners The Cross joints - Intermediate fasteners of the Lead sheet roof covering systems.
Eave details - Form The Eave details - Form of the Lead sheet roof covering systems.
Eave details - Fixings The Eave details - Fixings of the Lead sheet roof covering systems.
Verge details The Verge details of the Lead sheet roof covering systems.
Ridge and hip details - Form The Ridge and hip details - Form of the Lead sheet roof covering systems.
Ridge and hip details - Fixings The Ridge and hip details - Fixings of the Lead sheet roof covering systems.
Fixing into joints and chases - Fasteners Products such as Plastics plugs.
Fixing into joints and chases - Clips The Fixing into joints and chases - Clips of the Lead sheet roof covering systems.
Fixing into joints and chases - Pointing to joints and chases Products such as Cement gauged prescribed mix mortars.
Site finish Products such as Patination oils.
System accessories The System accessories of the Lead sheet roof covering systems.
6

Provide the information specific to the installed deliverable that is required for operation and maintenance. Information covering the detailed maintenance should also be provided in the associated PDF manuals.

Name Definition
Asset type An indication of whether the object is fixed or movable.
Manufacturer Email address for the organisation responsible for supplying or manufacturing the object
ModelNumber The product, item or unit number assigned by the manufacturer of the object.
Warranty guarantor (parts) Email address for the organisation responsible for the parts warranty.
Warranty duration (parts) Duration of parts warranty.
Warranty guarantor (labour) Email address for the organisation responsible for the labour warranty.
Warranty duration (labour) Duration of labour warranty.
Warranty duration unit Duration of warranties (typical value is 'years').
Replacement cost An indicative cost for unit replacement.
Expected life The typical service life of the object.
Duration unit Duration of expected life (typical value is 'years')
Warranty description Description of the warranty content and any exclusions.
Nominal length Typically the larger or primary horizontal dimension.
Nominal width Nominal width of product, typically the characteristic or secondary horizontal or characteristic dimension.
Nominal height Typically the vertical or secondary characteristic dimension.
ModelReference The name of the object as used by the manufacturer.
Shape Characteristic shape of product.
Size Characteristic size of product.
Colour Characteristic or primary colour of product.
Finish Characteristic or primary finish of product.
Grade Standard grading which the product corresponds.
Material Characteristic or primary material of product.
Constituents Optional constituent features, parts or finishes.
Features Other important characteristics or features relevant to product specification.
Accessibility performance The accessibility issue(s) which the object satisfies.
Sustainability performance Description of the sustainability issue(s) which the object satisfies
Code performance The code compliance requirement(s) which the object satisfies
Serial number The serial number assigned to an occurrence of a product by the manufacturer (per instance).
Installation date The date that the manufactured item was installed (per instance).
Warranty start date The date on which the warranty commences.
Tag number The tag number assigned to an occurrence of a product by the occupier (per instance).
Bar code The identity of the bar code (or rfid) given to an occurrence of the product (per instance).
Asset identifier The identification assigned to an asset that enables its differentiation from other assets.

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