Staircases

6.6.15Steel staircases

Steel staircases and the supporting structure shall be set out and constructed in accordance with the manufacturer’s instructions.

For steel staircases:

  • the manufacturer’s assembly and erection instructions should be available and followed
  • the supporting structure should be constructed within relevant tolerance limits set for the steel staircase
  • treads should be checked for level
  • correct fixings should be used.