What is the minimum headroom at any point (measured vertically) of a stair per IBC?
Answer is 6 foot 8 inches (80 inches). However, local codes of some municipalities may differ, requiring for instance 7 feet minimum. are-review.blogspot.com
What is the minimum spacing of bolts specified by AISC? and preferred spacing? A. 1 1/4 times the diameter of the bolt; 2 times preferred B. 1 3/4 times the diameter of the bolt; 2 1/4 times preferred C. 2 1/3 times the diameter of the bolt; 2 2/3 times preferred D. 2 2/3 times the diameter of the bolt; 3 times preferred E. 3 times the diameter of the bolt; 3.25 times preferred
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