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L30 Stairs/ ladders/ walkways/ handrails/ balustrades

PRELIMINARY INFORMATION/ REQUIREMENTS

110 DESIGN
• Building type of activity/ occupancy category to BS 6399-1: B (Office and work
areas not covered elsewhere) and D (Shopping areas).
• Design standard: The following items have been designed to BS 5395 where
applicable: Stairs, balustrades and handrails.
- Inclusive design: In accordance with BS 8300.
• Completion of design: Finalize details to meet structural, safety and accessibility
requirements/ recommendations of:
- BS 5395;
- BS 8300; and
- BS 9999.

115 TIMBER PROCUREMENT
• Timber (including timber for wood based products): Obtained from well managed
forests and/ or plantations in accordance with:
- The laws governing forest management in the producer country or countries.
- International agreements such as the Convention on International Trade in
Endangered Species of wild fauna and flora (CITES).
• Documentation: Provide either:
- Documentary evidence (which has been or can be independently verified)
regarding the provenance of all timber supplied.
- Evidence that suppliers have adopted and are implementing a formal
environmental purchasing policy for timber and wood based products.
• Certification scheme: Forest Stewardship Council (FSC).
- Other evidence: None.

130 SITE DIMENSIONS
• Procedure: Before starting work on designated items take site dimensions, record
on shop drawings and use to ensure accurate fabrication.
- Designated items: Site specific.

COMPONENTS

210 WOOD STAIRS 6118-AEW-XX-XX-NBS-A-01
• Manufacturer: Contractor's choice.
- Product reference: Contractor's choice.
• Components:
- Treads: Site specific.
- Risers: Site specific.
- Strings: Site specific.
- Newels: Site specific.
- Guarding: Site specific.
- Handrails: Site specific.
Lower handrail: Site specific.
• Moisture content at time of installation: 9-13%.
• Finish as delivered: As approved sample.
• Other requirements: Site specific.

RotF generic (intermediate) NBS 2014