What are the recommended methods for bracing attic trusses? NHBC Standards 7.2.9 refers only to the pattern of bracing for standard roof trusses. Standard bracing when applied to attic trusses can interrupt the fixing of thermal insulation and ceiling boards. The floor tie with the two vertical members. The rafters with the two vertical members.

1995年1月1日 · Trussed rafters shall be suitably braced to support applied loads and self-weight without undue movement. Issues to be taken into account include: attic roofs. For the purposes of this chapter, the guidance and use of standard trussed rafter bracing applies to all homes designed within the parameters set out below.

2010年2月7日 · Strutting to site formed attic trusses shall be provided to support the applied loads and self-weight without undue movement or distortion. Strutting should be provided: in accordance with the design

2015年2月7日 · Pitched roofs should be adequately ventilated to limit the risk of interstitial condensation. Roof ventilation should be in accordance with BS 5250:2021 Management of moisture in Buildings – Code of practice.

2024年8月13日 · To help you interpret and apply the NHBC Standards we produce the following Technical Guidance Documents. They each expand on and explain a specific part of the NHBC Standards. They are designed for use by competent construction industry workers and are for general guidance only.

What are the recommended methods for bracing attic trusses? NHBC Standards 7.2.9 refers only to the pattern of bracing for standard roof trusses. Standard bracing when applied to attic trusses can interrupt the fixing of thermal insulation and ceiling boards. The floor tie with the two vertical members. The rafters with the two vertical members.

Strutting to floor joists (including attic trusses) (February 2024) (Third issue - supersedes March 2023) Considerations z Strutting is needed to prevent rotation of the joists, and should be provided in accordance with the design. z NHBC Standards clause 6.4.12 refers to solid strutting between solid joists ends bearing into the web of steel ...

The NHBC Standards define the technical requirements and performance standards for the design and construction of new homes registered with us and provide guidance on how these can be achieved. NHBC Standards 2024 is the current version and available to view online.

NHBC Standards 2021 deal with all elements of the house-building process, from foundations to roofs and finishing, the NHBC Standards BETA are divided into easily referenced sections.

A robust, elevated loft boarding system of very lightweight, structurally engineered, BBA Certified & NHBC Approved timber I-Beam joists that protect deep loft insulation and strengthen your ceiling 100% without voiding your New Build NHBC Warranty. Cross-Bracing LoftJoists creates enhanced ceiling strength & unity.