How deep should a stair step be?
How deep should a stair step be? A stair tread should be a minimum of 11″ deep for stairs used as a means of egress under the 2018 IBC building code. A stair tread should be a minimum 9.5″ deep for stairs used as equipment access under the OSHA standards for stairways. What is code … Continue reading How deep should a stair step be?
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