Staircases

6.6.11Timber staircases

Timber staircases shall be securely fixed to the supporting structure and have secure component parts.

The top nosing should be:

  • level with the floor decking
  • fixed firmly.

Strings should be:

  • glued to newel posts
  • secured with dowels or screws.

Landings should be framed to provide full support and solid fixings for the tops of flights, nosings, newels, apron linings, etc.

Newel posts should be plumb, and all components, including strings, treads and risers, newel posts, balustrading and handrails, be fixed securely. Particular attention should be given to fixing winders.