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.
A. Handrails must have minimum and maximum heights of 34âand not more than 38âas measured vertically from the nosing (outside portion of stair treads) and must be provided on at least one side of stairways of three or more risers. B. Open sides of stairs must have a guardrail installed to prevent a 4 inch sphere