BU497 Stair construction (2008)

Stairs must be constructed to provide a safe and secure means of circulation. The structure must be durable and remain rigid under normal use. The scope of this bulletin is to illustrate common methods of construction for stairways. The details provided illustrate common methods of stair construction but do not attempt to illustrate the many variations that might be encountered.

The bulletin covers:

• Building Code requirements
• types of stairs
• handrails and barriers
• exterior timber steps
• composite steel/timber stairs
• concrete steps
• interior timber stairs.