âI think whatâs changed a bit over the years is â over time, the concentration of the active ingredient, THC, has increased dramatically in the marijuana that is available for people to smoke,â Ball said in a video.
Exterior residential entrance steps are usually about 7 inches high, so a porch with more than 2 steps would be about 21 inches high. Most building codes require a 36 inch high guard (railing) if the change in level is 30 inches or more.
Handrail height. (1012.2) Handrails heights are to be between 34 inches and 38. inches, measured above stair tread nosing or finish. surface of ramp slope. Clearance. (1012.7) Clear space between a handrail and a wall or other sur-. face shall be at least 1-1/2 inches. Handrail extensions.