A handrail or handrailing along a ramp is intended to provide a graspable support for people using the access ramp; 2. Handrails must be on both sides of the IBC stairs, and they must comply with these additional handrail requirements. If the stairs are outside, the design of the IBC stairs cannot allow water to accumulate on the walking surface. 1. Solid risers are required for IBC stairs except for means of egress stairways as long as the opening between treads does not allow a 1/2 inch diameter sphere to pass through. [38] Uniform Building Code Stair Specifications: UBC 1003.3.3.6 1997 or later specify handrail requirements, railing heights, rail widths, baluster spacing, stairway types, and guardrail specifications. The width of landings must be as wide as the stairways that they serve. Balusters (vertical members in handrails) The associated railing height code states that these rails must be placed between 34 and 38 inches above the walking surface of the stairs. 4 0 obj Each handrail or guard section shall be supported by a minimum of three glass balusters or shall be otherwise supported to remain in place should one baluster fail. x��\Yo�H~7��Џ�b����10�p|�f�&�!�Z�-"���t��_�U��$%�-��5�pij�ج뫪&{�;?���+�g3���};=�������Osɪ��ɿ��6�'�?����L������q&��p(gI�G�d��_>�쾆1�=�ev�ӓ/���35)�u��g�d�aO�O���r�&v��q�dӔ6Wph9=ӓ���?��pp�L��>����������_eY�U�b�r�v ��_/�͠��3(3��H�,It�g~y�(��TO�������}@Y�$ʕ��g��=�;e̒XE:����X�����DDo{j9F3�b��S���!$8����0=C�G1�`^0�=�{6". In commercial applications, handrail is required on both sides of stairs and ramps. This clearance is represented by a line that extends from the wall to the nearest part of the handrail. Guards are required along all open-sided walking surfaces of the stairway, including landings and stairs. 3 0 obj Like most safety elements, handrails are regulated by international codes – specifically, the International Residential Code (IRC) and the International Building Code (IBC).These codes dictate important safety features for residential and commercial properties, including handrail load requirements. <> "Brought to code" generally means brought into compliance with the existing requirements of the code. <>/Metadata 152 0 R/ViewerPreferences 153 0 R>> The step height, also known as the riser height, must be no less than 4 inches and no greater than 7 inches. The FBC "R" covers 1 & 2 dwellings and their accessory structures. As such, if a 42" guardrail is called for on a stair or ramp, it will also require a … IBC Stair Dimensions and Requirements You must calculate the IBC stair width for multi-story stairways versus single-story stairways. IBC 1012.8: Ramps with a rise greater than 6” shall have handrails on both sides. In other words, this is the area where your hand goes. 2012 IRC Guidelines for Rails If there are four risers or more then there must be a handrail on at least one side. The 2018 International Residential Code (IRC) includes a code requirement for residential glass railing that is similar to the wording in the IBC. There must be a floor or landing at the top and bottom of each stairway. • They are required on … Railings & Guardrail. The code has some very specific requirements for deck stairs: 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. Construction; Guardrail Basics: What You Need to Know. 1 0 obj • Handrails are not required on walking surfaces with running slopes less than 1:20. Stairways are required to have a headroom clearance of 80 inches from the edge of each stair nosing measured vertically up to the ceiling. Also, the Occupational Safety and Health Administration (OSHA) and Americans with Disabilities Act (ADA) must be considered. A guardrail or guardrailing along an access ramp is intended to keep people from falling off of an elevated ramp or walkway. In short, the width is calculated by multiplying the occupant load served by such stairs by a factor of 0.3 inch per occupant. It is required on stairs with two or more risers and ADA ramps with a rise of 6". The difference between the largest and smallest tread depth or riser height cannot be more than 3/8 inch. Handrails are located between 34" and 38" and have dimensional limitations for graspability. stream Therefore let us recap on the commercial stair code requirements found in the IBC: Minimum width for stairways is determined by using a factor of 0.3 inch per occupant for non-sprinklered buildings or a... Stairways serving an occupant load of less than 50 … ICC Digital Codes is the largest provider of model codes, custom codes and standards used worldwide to construct safe, sustainable, affordable and resilient structures. The International Building Code (IBC) has many requirements for stairways, and you must also meet the required number of means of egress and areas of refuge for wheelchairs. You can have walking surfaces with openings, but the openings cannot allow a 1/2-inch diameter sphere pass through. 4. The height will vary depending on the code. Doors opening onto a landing cannot reduce the minimum landing width to less than half. The IBC requires a guard to be 42" in height. The purpose of a handrail is to provide guidance. IBC Guardrail Height Requirements IBC guardrail is required to be a minimum of 42” above the leading edge of the tread or walking surface. That can sometimes be different between existing buildings … The 34" handrail should be fine, but you will need to accommodate the 42" guardrail requirement. Handrails required for ramps by section 1010.9 shall comply with sections 1012.2 through 1012.8. Sources: Section 1011 Stairways from International Code Council, /wp-content/uploads/2020/06/upinnlogofinal_rgb_bright.jpg, https://upsideinnovations.com/wp-content/uploads/2020/01/header.jpg, Copyright All Rights Reserved ©2019, Upside Innovations, 5470 Spellmire Drive, West Chester, OH 45246,

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, 5 Essential Walkway Canopy Elements to Consider, OSHA Regulations for Industrial Metal Stairs. The code also specifies minimum dimensions for diving water envelopes and it provides detailed requirements for diving equipment, pool stairs, ladders, slides and other special features. Handrails (IBC 1011.11 & 1014) Handrails must be on both sides of the IBC stairs, and they must comply with these additional handrail requirements . OSHA Guardrail system requirements 1910.29(b) OSHA Handrail requirements 1910.29(f) Top edge height of top rails is 42” Maximum baluster spacing of 19” Handrail height of 36” Minimum finger clearance of 2.25” . The minimum tread depth is 11 inches. Glass balusters shall not be installed without an attached handrail or guard. endobj However, the very minimum width between handrails is 44 inches. The guard height must be at least 42 inches high, and it is measured vertically from the leading edges of the tread nosings or from the landing surface.