6.4.11 Joists supported by intermediate walls
Joists shall be properly fixed at intermediate load-bearing walls.
Solid timber joists
Solid timber joists bearing onto intermediate load-bearing walls should:
- be nailed together where they overlap
- not project more than 100mm.
I-joists
I-joists bearing onto intermediate load-bearing walls should have:
- blocking used to brace the butt joint
- short sections of joist used to provide lateral support.
Metal web joists
Metal web joists bearing onto intermediate load-bearing walls should:
- have a minimum 90mm bearing
- be overlapped.
Last updated: 2nd January 2024