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.
When Are Handrails Required? How many steps, what total rise height requires a handrail? The final authority on when and where railings are required on steps, stairs, landings, balconies and decks, rests with your local building code official.