Pertinent section relating to handrails and guards is 1910. Handrails shall be m easured vertically from the top of the gripping surface of the handrails to the stair nosing. The railing height for common single-family detached homes is controlled by the International Residential Code IRC. Trail bridges for motorized vehicles, bicycles, Both OSHA and IBC require landings at the top and bottom of the stairs, although IBC landings are larger, typically 4′ square. Post spacing shall be a maximum of 6'-0”. Guardrails located at the open side of a stair run shall not be less than 34 inches in height. Please see the IBC, chapter 10 for exceptions to some of these requirements. The first involves the use of a volute, turnout, or starting easing, and the second involves handrail fittings or bendings. This is a minimum required height for residential structure-higher guards are acceptable.
From a height of 36 inches (914 mm) to 42 inches (1067 mm), guards shall not have openings that allow passage of a sphere 4 3 / 8 inches (111 mm) in diameter. Specify Actual Floor to Floor Height Required: Choose Frame Color: - SELECT - 1 - Standard Gray RAL 7005 2 - Black RAL 9005 3 - Blue RAL 5015 4 - White RAL 9016 5 - Safety Yellow. The clear width between handrails shall be 36 inches minimum on ramps.
Clear space between a handrail and a wall or other surface shall be not less than 15. Exception: The width of spiral stairways shall be in accordance with Section R311. Greater than 88 The top grippable surface of any ramp handrail must be set at a height between 34”-38” (86. Unenclosed porches, balconies, and landings, which are more than thirty inches above grade or floor below must not be less than thirty-six inches in height and must have intermediate rails spaced such that a sphere four inches in diameter cannot pass through. Choice of OSHA or IBC-Industrial stair design. 2 – Handrail height must not be less than 34 inches (854 mm) or more than 38 inches (965 mm). and you'll see allowable heights as Railing height => 31. International Building Code (IBC)-2000 (including 2001 Supplement to the International Codes) and IBC-2003 are referenced for means of egress, areas of refuge, and railings provided on fishing piers and platforms. Handrails are located between 34" and 38" and have dimensional limitations for graspability.
Minimum stair railing height has to be 34” from the top rail to the nosing. Above ramp fi … The associated railing height code states that these rails must be placed between 34 and 38 inches above the walking surface of the stairs.