Banister Railing Height
To meet building code requirements the stair railing should be mounted so that the top of the handrail height is 34 to 38 in.
Banister railing height. 36 minimum 42 minimum. Provide a handrail on one or both sides. The irc requires guardrails to be at least 36 in height measured from the deck surface to the top of the rail. If the stairs are wider than 1m.
If the stairs are less than 1m wide. In addition to a railing s height the space between the wall and the railing known as the railing s clearance is also important. The sweep space between the deck surface and the bottom rail must be less than 4. In addition to finding the studs you have to make marks at the top and bottom of the stairway to indicate the standard railing height of the rail above the stairs.
Above the front edge of the stair nosings. Handrail height on the stairs should be no less than 34 inches and no greater than 38 inches. The same height rules apply to stairs and the inspector measures the handrail height from nose of the stair tread. The way this is measured is to begin at the leading edge of the stair nosing and run an imaginary vertical line upward until it reaches the top of the railing.
34 to 38 34 to 38 28 with a minimum of 9 clearance between the child and adult handrail 30 to 38 36 to 38 may also serve as guard 34 and 42 34 and 42 guard height. Provide a handrail on both. This is approximately 35 4 39 inches. Handrails should give firm support and allow a firm grip.
Commercial decks attached to multifamily buildings such as apartment buildings or businesses are regulated under the internation building code ibc. You should fit a handrail at a height between 900mm and 1000mm from the pitch line of the stairs or the floor for landings. Deck railing height requirements. The handrail itself should be easy to grip with a minimum diameter of 1 1 4.
The top of the handrail should be positioned between 900mm and 1000mm above the pitch line or floor. Staircases require at least one handrail. Handrail ends must be returned and terminated at rail. Handrails are required for stairs and must meet standards as specified by r311 5 6 3 in the irc code.
The top rail must be at least 42 inches in height 1910 29 f 1 ii b and the handrail must be 30 to 38 inches in height 1910 29 f 1 i as measured at the leading edge of the stair tread to the top surface of the rail. The top edge of the handrail must be placed between 34 and 38 above the nosing of the stair treads. For stair rail systems installed on or after january 17 2017 the top rail and handrail must be separate. Stairs should have a handrail on at least one side if they are less than 1000mm wide.
But they need to be in the right place at the right height and graspable.