building code is 1.12m.doi:10.1007/s10694-018-0741-zHagwood, CNISTReneke, P. ANISTPeacock, R. DNISTKuligowski, E. DNISTFire TechnologyHagwood C, Reneke PA, Peacock RD, Kuligowski ED (2019) Incorporating human interaction into stair egress with an application to minimum stair width. Fire ...
The minimum clearance shall be maintained the full width of the stairway and landing. Other stair head clearance code rules Some circumstances like roof hatches, door stops, and spiral stairs have other stair head clearance code rules. Roof hatch headroom clearance Steep stairs like alternating ...