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.
In all buildings, handrail heights should be between 900mm and 1000mm measured from the pitch line to the top of the handrail. Lay a straight edge, long enough to cover several steps, on the stairs. The pitch line will be the underside of the straight edge (assuming no carpets are fitted).See below.tairs should have a handrail on at least one side if they are less than 1m wide. They should have a handrail on both sides if they are wider. You do not need a handrail on the first two steps up.