Posts should be no further apart than 55 feet on stairs. The IRC requires guardrails to be at least 36 in height measured from the deck surface to the top of the rail.
The minimum height of the railing varies based on the height of the deck.
How tall should deck railing posts be. Installing deck railing is easy if you use an anchored handrail system. These posts can also be used as intermediate support on a stair landing and at the top of the staircase. Many people are not aware that there are strict guidelines for how high a deck railing can be and failure to adhere to those guidelines can result in injury or fines.
Wood railing posts are usually 4x4s which can be left bare or covered with PVC or composite sleeves. Commercial decks attached to multifamily buildings regulated under the International Building Code IBC require 42 high guardrails. The code for deck railing height is actually 36 inches from deck floor to the top of the railing.
Stair rails on decks should be between 34 inches and 38 inches high measured vertically from the nose of the tread to the top of the rail. Box newels though are typically five to five and a half feet tall. What Is Code For Deck Railing Height.
Most newels are three to three and a half feet in height. California and a handful of other states mandate a 42 minimum deck railing height. This includes any sort of top piece.
International Building Code regulations state that a deck railing must be at least 36 inches high if the deck is 30 inches or more higher than the adjoinin History Business Finance. Cut the sleeve to 38 it sits on the deck and the post skirt sits on the decking around it. This must be at least 36 high to meet IRC requirements.
For this platform height in a domestic property any railings or balustrades should be at least 900mm higher than the deck itself. This post should actually do double duty as a stair post and an additional support post for a beam or ending floor joist that may run parallel with the front wall of your house. Decks 24 to 5-10 180 cm need 36 guards and anything above 5-10 requires a 42 high railing.
Recommended Maximum Heights The AFPA recommends that six-by-six posts be no taller than 14 feet regardless of the tributary load theyre required to carry. Lower level decks are those which are raised no more than 300mm off the ground. Standard rail height is 36 to 42 inches.
The post should be one continuous length of lumber that extends from the top of the railing to a special metal connector that is solidly anchored into a concrete pier at ground level. That means they need to be installed prior to adding the decking. The railing is set at 36 high leaving a small reveal 2 before the post sleeve cap.
Now if youre dealing with a commercial property or building condos the height requirement is actually 42 inches. Posts will need to be 10 inches longer. This means that the handrail must be situated directly on top of the balustrade itself if you want to create the lowest profile possible.
Building code requires support posts for the rail structure to be no further apart than 6 feet on a deck with 44 deck rail posts and no more than 8 feet apart for decks with 66 deck rail posts. Make sure your sweep space and all infill openings will not allow a. Most local codes call for a railing that is either 36 or 42 inches tall but check with your building department.
The IRC specifies that deck stair railing should measure between 34 and 38 inches high so homeowners may wish to use railing that is even higher than 34 inches for their deck stairs. For instance if you want a railing that is 36 inches 91 cm high cut posts that are perhaps 44 inches 110 cm high. Respect Minimum Height Requirements Safety is important and something that should always supersede style.
Measure from the deck floor to the top of the rail between posts. The code has some very specific requirements for deck stairs. Requirements for Deck Stairs.
Treads must be at least 10 inches deep measuring from front to back. Most building codes require deck railings to be between 36 inches 91 cm and 42 inches 110 cm high. The minimum deck railing height allowed is 36 inches in most states and provinces.