New Jersey Administrative Code
Title 12 - LABOR AND WORKFORCE DEVELOPMENT
Chapter 185 - PITS AND QUARRIES (SAFETY REGULATION NUMBER 12)
Subchapter 29 - STRUCTURES, WALKWAYS AND WORKING SURFACES
Section 12:185-29.3 - Stairways
Current through Register Vol. 56, No. 18, September 16, 2024
(a) Stairways shall conform to the Uniform Construction Code, N.J.A.C. 5:23.
(b) All stairways shall be equipped with handrails not more than 34 inches nor less than 30 inches high, measuring from the top of the rail to the surface of the tread in line with the face of the risers at the forward edge of the tread.
(c) Flights of stairs having four or more risers shall be provided with handrails as follows:
(d) The treads of stairways shall present a minimum slipping hazard, shall be of uniform width and height, and shall be kept in good repair.
(e) Stairways which are enclosed shall have at least 6 1/2 feet overhead clearance.
(f) Surface stairways shall not be set on an angle of more than 45 degrees from the horizontal.