Mich. Admin. Code R. 408.42156 - Handrail specifications
Rule 2156.
(1) A
handrail shall be of a configuration that provides a handhold when grasped to
avoid a fall and shall follow the slope of the stairway.
(2) A handrail shall be vertically installed
not more than 37 inches (94 cm), nor less than 30 inches (76 cm), above the
front edge of the treads.
(3) When
the top edge of a stair rail system also serves as a handrail, the height of
the top edge shall be not more than 37 inches (94 cm) nor less than 36 inches
(91.5 cm) from the upper surface of the stair rail system to the surface of the
tread and in line with the face of the riser at the forward edge of the
tread.
(4) A handrail shall have a
smooth surface along the top and sides and the ends shall not present a
projection hazard.
(5) Handrails
that will not be a permanent part of the structure being built shall have a
minimum clearance of 3 inches (8 cm) between the handrail and walls, stair rail
systems, and other objects.
(6) The
ends of stair rail systems and handrails shall be constructed so as not to
constitute a projection hazard.
Notes
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