Ma Building Code Exterior Stairs
11 runs at 10 per run 12 rises at 8 716 per rise.
Ma building code exterior stairs. Buildings more than 70 ftin height above grade plane. While the finer details will ultimately be influenced by your local governments building regulations the International Building Code the International Residential Code and the standards set by the Americans with Disabilities Act of 1990 maintain that exterior stairs that are a required point of egress in other words stairs that must be crossed on your way in and out of the building must have handrails. 100132 Maintenance of Exterior Stairs and Fire Escapes.
Is there a building code requirement that the risers of an exterior stairway all be the same height. Subsection 10097 - Vertical rise. The part of the front entry step you actually step on called Treads can be no less than 10 inches.
Note that dimensions here should be taken excluding carpets rugs or runners. The MA amended IECC 2018 base energy code was published by the Secretary of States office on February 7 2020 and will. Im pretty sure the run is within code but not sure about the rise.
Exit stairs serving floors in high rise buildings are to be designed as smokeproof enclosures. Subsection 100910 - Alternating tread devices. Guardrails need to be at least 36 inches high Spacing between balusters - Cannot allow an object 5 inches or more in diameter to pass through.
As a means of egress exterior exit stairs must meet all the requirements set forth in IBC section 10112 Width and capacity. You can have exterior exit access stairways that have no protection provided the travel distance is measured to the level of exit discharge. The existing stairs are about 9 716 rise so it will be an improvement at least but Id like to try to build them to code.
Entry Step Risers Treads. Call your building department and ask them and see what code theyre under. Exterior stairways and fire escapes constructed of m aterials requirin g the application of weather protecting products shall have these products applied in.