Technical Booklet H Stairs Ramps Guarding and Protection from Impact·Page 26·Diagram 3.4
Diagram 3.4: Measuring stair width
Diagram showing how to measure unobstructed width of private and common stairs, with minor intrusions such as string, skirting, and newel posts to be ignored.
Diagram 3.4 Measuring the width of a private stair and a common stair in a block of dwellings
W = unobstructed widths
Minor intrusions such as string/skirting and newel may be ignored.
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