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.
Brutuses, International code requires not only that you would have to have railings on the steps and porch floors that are 30 above grade, but also that the hand rail height be a minimum of 34 high, with spindles no more than 4 apart.