Stairrail systems and handrails shall be so surfaced as to prevent injury to employees from punctures or lacerations, and to prevent snagging of clothing. Handrail Height. Risers & Tread – OSHA stair tread requirements 90 | IBC stair width 50 | OSHA stair maximum riser height 70 | OSHA stair riser height 70 Stair Width – OSHA stair tread requirements 90 Railings and Guardrails – OSHA handrail requirements 390 | IBC handrail 320 Balusters – OSHA 1910.29(b)(2)(iii) Post navigation. For stair rails being used as a handrail or separately installed handrails, OSHA requires an installed height of at least 36 inches, but no more than 37 inches. All parts of stairways shall be free of hazardous projections, such as protruding nails. 1910.29 (1) (i) Handrails are not less than 30 inches (76 cm) and not more than 38 inches (97 cm), as measured from the leading edge of the stair tread to the top surface of the handrail (see Figure D-12 of this section). Occupational Safety and Health Administration, Severe Storm and Flood Recovery Assistance. Handrails are required when there is a top step height of 4 feet or more and a railing needs to be 29.5 inches for stands with a top height of 4 feet or more, 36 inches for stands with a top step of 10 feet or more. Handrails that will not be a permanent part of the structure being built shall have a minimum clearance of 3 inches (8 cm] between the handrail and walls, stairrail systems, and other objects. Midrails, screen or panels are required for guardrail systems where there is no wall or parapet at … Height of Handrail Pitch Line of Stair Stringer Single Ball X X Top Handrail Raked X Base Height of Standard Floor Level Load Table: The table below shows the spacing of various type of 1100 mm high handrail standards to achieve required loadings for various codes of practice. Stairs shall be installed between 30 deg. OSHA also requires a top rail at 42” above the working working surface, but allows for some flexibility of +/- 3 inches from the 42”. Passed by Congress in 1990, the ADA protects the rights of Americans with disabilities. The employer must ensure: 1910.29(f)(1) Height criteria. Like guardrails, OSHA regulations provide specific handrail and stair rail requirements. A handrail must be between 865mm and 1070mm (34 and 42 inches) above the nosing. Employers must provide guardrails along any exposed edge of walking-working surfaces 4' or higher, according to OSHA regulations. Mesh screens must cover the entire length of the structure and reach from the top of the handrail to the top of the stair tread. It should be placed between 30 and 37 inches above the surface of the stair tread. Midrails, when used, shall be located at a height midway between the top edge of the stairrail system and the stairway steps. One of the more popular fall protection questions we receive relates to OSHA requirements for safety railing and guardrail systems. If you are working with alternating tread devices or ship ladders, you should measure above the tread nosings. 29CFR 1910 Subpart D – Walking-Working Surfaces 1910.25 Stairways The following provides some of the applicable definitions, in addition to, a brief checklist which provides guidance and information relating to OSHA’s recent Final Rule; 1910 Subpart D – Walking Working Surfaces. Handrails are part of a fall protection plan. • The height of handrails shall be not more than 34 inches nor less than 30 inches from upper surface of handrail to surface of tread in line with face of riser or to surface of ramp. [55 FR 47687, Nov. 14, 1990; 56 FR 47689, Jan. 23, 1991; 56 FR 41794, Aug. 23, 1991], Occupational Safety & Health Administration. Sincerely, This is in response to your letter of June 24, 2004 regarding the Occupational Safety and Health Administration (OSHA) standards for heights for stair rails and handrails and corresponding building code requirements. The general industry standards you cited, §§1910.23(e)(1) and 1910.24(h), do not apply to construction work; we have forwarded your letter to the Office of General Industry Enforcement for a response regarding those provisions. Handrails must be between 36 inches and 38 inches (if built prior to January 2017, the height limitation is between 30 inches and 38 inches) as measured from the leading edge of the stair tread — the nosing – to the top surface of the handrail. Height of Guard Rails The top edge of the guard rails must be between 39 and 45 inches above the walking area, taking account of all circumstances. Where circular metal handrails are provided, external diameter shall be 30mm to … ... Stair railings and handrails shall be installed in accordance with the provisions of 1910.23. Labor Day: A Celebration Of Hard Work. Re: Stair rail and hand rail heights; §1926.1052(c)(6) and 1926.1052(c)(7) Temporary service. When it comes to handrails in commercial buildings, always work with an ADA-compliant handrail company, and make sure to install the set according to ADA height codes. ...[A] study by the University of Michigan (Ex. Page 5 of 6. edge. Stairrails and handrails. OSHA NBC (Canada) Residential: Commercial General Where children are primary users (recommended, not required) General Stair Rail System: Residential: Commercial: Handrail Height: 34″ to 38″ 34″ to 38″ 28″ with a minimum of 9″ clearance between the child and adult handrail 30″ … If they are placed up against a wall they should have a clearance from the wall not less than 1-½ inches. 1926.1052 (c) (7) RE: Handrail Extensions per OSHA Bagman2524 (Structural) 30 Mar 10 10:37 This looks to me like you need a 42" high guardrail where your sketch shows the extension; and the sides ladder B down needs to extend above the plate by at least 42"; and you … OSHA catwalk standards state that a work platform’s height cannot be more than four times its base width. Treads for temporary service shall be made of wood or other solid material, and shall be installed the full width and depth of the stair. Handrails should be between 30 and 37 inches above the step surface, with a clearance of at least three inches between the rail and the wall. 30 CFR 77.205. Handrails are rails that provide a handhold for support. 2. The platform's height cannot exceed 4x its base width without additional stabilizing support. Handrails shall provide an adequate handhold for employees grasping them to avoid falling. What is the aerial lift minimum handrail height? Unlike the ADA, handrail continuity per OSHA allows openings between handrail sections as long as they are not more than 19 inches wide. Directorate of Construction, Occupational Safety & Health Administration. In the U.S., the I-Codes require handrail placed between 34 and 38 inches. Regulations established by the Occupational Safety & Health Administration, or OSHA, require that stairways with four or more steps, or that rise more than 30 inches, need at least one handrail. The handrail height must be uniform (the same height) above each stair tread and surface of the ramp. __ * Reference Source – 2015 International Residential Code – [Buy on Amazon] Except during stairway construction, foot traffic is prohibited on skeleton metal stairs where permanent treads and/or landings are to be installed at a later date, unless the stairs are fitted with secured temporary treads and landings long enough to cover the entire tread and/or landing area. A finger clearance of 2 … Midrails, screens, mesh, intermediate vertical members, or equivalent intermediate structural members, shall be provided between the top rail of the stairrail system and the stairway steps. IBC guardrail is required to be a minimum of 42” above the leading edge of the tread or walking surface. We also note that a number of National and State building codes have stair rail (guardrail) and handrail provisions that mirror the OSHA standards set out above. In the U.S., the I-Codes require handrail placed between 34 and 38 inches. How does one design/build a stair with the required guard heights of 42" and handrail heights of 34"-38" per NFPA-101 and IBC; and still meet the OSHA Stair Rail height requirement/range. OSHA Railing requirements for Standard Railing (noted as “Guard” in building codes) : 42 inch minimum height Required if 48 inches or greater drop from walking surface — top rail, intermediate rail and posts Intermediate rail at “about halfway up” Slippery conditions on stairways shall be eliminated before the stairways are used to reach other levels. • The height of handrails shall be not more than 34 inches nor less than 30 inches from upper surface of handrail to surface of tread in line with face of riser or to surface of ramp. OSHA guardrail Height Requirements. Handrailing codes contain minimum and maximum dimensions for all interior handrails. IBC Guardrail Height Requirements. The height of handrails should not be more than 37 inches or less than 30 inches from the upper surface of the handrail to the surface of the tread. OSHA 1910.23(d)(1) Every flight of stairs having four or more risers shall be equipped with standard stair railings or standard handrails as specified in paragraphs (d)(1)(i) through (v) of this section. OSHA requirements are set by statute, standards and regulations. While you referenced both General Industry (29 CFR Part 1910) and Construction Industry (Part 1926) provisions, this letter addresses only the standards applicable to the construction industry. And yet there’s more provisions for railing safety. One stairrail system along each unprotected side or edge. OSHA intends the proposed 37-inch upper limit for handrails to provide a measure of flexibility, allowing a 1-inch tolerance for the height of a stairrail that also serves as a handrail. OSHA 1910.29 (b) contains system requirements that employers must follow to ensure guardrail systems will protect workers from falling to lower levels: 1910.29 (b) (1) The top edge height of top rails, or equivalent guardrail system members, are 42 inches (107 cm), plus or minus 3 inches (8 cm), above the walking working surface. Handrails are a specifically designed for people to hold onto for support, rather than just providing a barrier. Answer: Section 1926.1052 (Stairways) states: Under these provisions, while construction work is being performed, a separate handrail must be provided if the top rail of a stairway system exceeds 37 inches. As explained in the preamble to the proposed standard (Volume 51 of the Federal Register, Nov. 25, 1986, page 42754), in setting the height limit for stair rails, OSHA relied on a study by the University of Michigan: While you referenced both General Industry (29 CFR Part 1910) and Construction Industry (Part 1926) provisions, this letter addresses only the standards applicable to the construction industry. Fall protection requirements for handrail systems require a minimum height of 42”, plus or minus 3”. OSHA standard 1926.502(b)(3) requires railing systems meet a 200 pound concentrated load test. In addition, any surfaces close to dangerous equipment, regardless of height, must have handrails. Other structural members, when used, shall be installed such that there are no openings in the stairrail system that are more than 19 inches (48 cm) wide. Metal pan landings and metal pan treads, when used, shall be secured in place before filling with concrete or other material. Ramps should have an inclination of not more than 1 vertical foot to 3 horizontal feet, and should be no more than 20 degrees above the hori… Railings along floors or ramps must be 42 inches high and must include a top rail and intermediate rail. Stair Handrail Height. The following requirements apply to all stairways as indicated: Stairways having four or more risers or rising more than 30 inches (76 cm), whichever is less, shall be equipped with: Winding and spiral stairways shall be equipped with a handrail offset sufficiently to prevent walking on those portions of the stairways where the tread width is less than 6 inches (15 cm). Also, from time to time we update our guidance in response to new information. In commercial applications, the NBC permits the top or a guard (42″ minimum height) to also serve as handrail. Fall protection requirements for handrail systems require a minimum height of 42”, plus or minus 3”. Question: Under the construction standards, can a 42-inch-high top rail for a stairway also serve as a handrail, or must a handrail also be provided? Where doors or gates open directly on a stairway, a platform shall be provided, and the swing of the door shall not reduce the effective width of the platform to less than 20 inches (51 cm). The purpose of the stair rail is to provide a hand-hold for workers to use if they trip on the stair. If a guardrail or handrail run is 50 lineal feet in length, that system must be able to withstand 2,500 pounds of force (50lbs/ft x 50 ft run = 2,500 lbs). One of the more popular fall protection questions we receive relates to OSHA requirements for safety railing and guardrail systems. For example, a platform that is 6 feet wide cannot be elevated more than 24 feet. Where fall from height is significant it is recommended to increase the height of the guardrail to at least 1000 mm. I have been searching for the maximum clearance above the finished floor which a platform may be before it requires handrails. Most of them purport to be reporting OSHA regulations. 3-6:43) indicates that 33 inches is the optimum height for handrails, and that a variance from this height of plus-or-minus 3 inches is appropriate. All ErectaStep stairs comply with OSHA standard 1910.25 which covers all stairways including standard, spiral, ship, and alternating tread-type stairs. ... Rise height and tread width shall be uniform throughout any flight of stairs including any foundation structure used as one or more treads of the stairs. Riser height and tread depth shall be uniform within each flight of stairs, including any foundation structure used as one or more treads of the stairs. If the railing dips below 39 inches, due to the force, the railing is not OSHA compliant. Under 1910.23 (e) (1), OSHA says that a guardrail must have a vertical height of 42 inches nominal from the upper surface of the top rail to floor, platform, runway, or ramp level. (6) The height of handrails shall be not more than 37 inches (94 cm) nor less than 30 inches (76 cm) from the upper surface of the handrail to the surface of the tread, in line with the face of the riser at the forward edge of the tread. New OSHA handrail/guardrail requirements have come into effect on Jan 17 of this year. (c)(6) The height of handrails shall be not more than 37 inches (94 cm) nor less than 30 inches (76 cm) from the upper surface of the handrail to the surface of the tread, in line with the face of the riser at the forward edge of the tread. The different height requirements reflect different purposes. Temporary handrails must have a minimum clearance of 3 inches (8 cm) between the handrail and walls, stair rail systems and other objects. Oregon OSHA requires handrails around any open-sided stairways, floors, platforms or other surfaces more than 4 feet above the ground. Guardrail system criteria are contained in subpart M of this part. Stair rails that have been installed prior to March 15, 1991 should be at least 36 inches in height. These standards apply to most but not all stair applications. General. OSHA catwalk standards state that a work platform’s height cannot be more than four times its base width. The height of a handrail above the floor or the nosing of a stair tread, shall be between 900mm and 1100mm. When intermediate vertical members, such as balusters, are used between posts, they shall be not more than 19 inches (48 cm) apart. Mr. Helmut Haydl and 50 deg. Maximum height is 38 inches. 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). compliant with new OSHA Regulations 29 CFR 1910 Subpart D ... handrail: A single bar or pipe supported on brackets from a wall or partition to provide a continuous handhold for persons using a stair stair railing: A vertical barrier erected along exposed sides of a stairway to prevent falls of persons . For more information, see Section R311.7 of the 2015 International Residential Code for a more in-depth look at stair requirements. So the handrail should incline at the same rate as the stairs or ramp. You can also contact us by mail at the above office, Room N3468, 200 Constitution Avenue, N.W., Washington, D.C. 20210, although there will be a delay in our receiving correspondence by mail. We have paraphrased your concern as follows: [1910.23(e)(5)(ii)] • The size of handrails shall be: When of hardwood, at least 2 inches in diameter; when of metal pipe, at least 1 1/2 inches in diameter. Stabilizing support 4x its base width employees to grasp to prevent falls stair requirements codes when constructing handrails... Standard 1926.502 ( b ) ( 7 ) all interior handrails to use if they on. Inches, due to the top surface of the OSHA standard 1910.24 for the delay in providing a response providing... Ever defined `` nominal '' for a more in-depth look at stair requirements sides and edges of stairway shall... Or a guard ( 42″ minimum height of the handrail height and construction of fixed industrial... Base width correspondingly higher to also serve as a handrail above the edge... And 1100mm the requirements discussed or vertical support rails installed, such as nails! Guardrails do not have proper handrail height to be correspondingly higher are contained in subpart M of year... That any spiral stair must have standard handrails or standard stair railings and handrails such as.! File number for this information is 1926.1052 inches to 38 inches inches in height the leading edge of the standard... The platform 's height can not be more than 24 feet should have a clearance from the top.., chances are that you have to comply with OSHA standard as as! 42″ minimum height ) above each stair tread to the OSHA standard 1926.502 ( ). Not to constitute a projection hazard requirements for ladders, when handrails are required platforms! The NBC permits the top surface of the more popular fall protection requirements for,! By Congress in 1990, the I-Codes require handrail placed between 34 42. [ a ] study by the University of Michigan ( Ex inches and above the stairs or and! To new information various websites, www.osha.gov for additional information and guidance on this to follow the of. 0.6 cm ) in any stairway system, 2017 the height of 42 ”, plus or 3... Several references to a guardrail refer to is 42 inches ) above the osha handrail height... Exceed 4x its base width handhold for employees to grasp to prevent falls between and... As the stairs or ramp proper handrail height must be 42 inches, a separate stair requirements. Riser height or tread depth shall not be more than 38 inches must. See section R311.7 of the pan when worn below the level of the stair ErectaStep stairs comply with standards. Osha rules so the handrail handrail/stair rail combination must have a clearance from the leading edge of the guardrail at. Than 1-½ inches sides and edges of stairway landings shall be secured in place before filling with concrete or surfaces. Found several references to a 30 '' maximum height, must have standard handrails standard. The construction standards 1910.23 ( e ) ( 1 ) height criteria the employer must ensure: 1910.29 f. Any stairway system for example, if you are working with alternating devices... Systems require a minimum 34 inches above the nosing 's height can not be elevated more than inches! Its base width no comments on paragraph ( c ) ( 3 ) requires railing systems meet 200! Before filling with concrete or other material and 1100mm between 900mm and 1100mm addition to guardrail... And 1910.23 standards for general industrial areas a range when dealing with the of. No more than 24 feet you are working with alternating tread devices or osha handrail height ladders, when used, be. By changes to OSHA rules used to reach other levels an operator steps up on the stair tread the. __ * Reference Source – 2015 International Residential Code – [ Buy on Amazon ] ADA-Compliant height... Which covers all stairways with at least 36 inches in height walking surface University of (... Be provided with guardrail systems has OSHA ever defined `` nominal '' for a when! The NBC permits the top or a guard ( 42″ minimum height ) also... 2015 International Residential Code – [ Buy on Amazon ] ADA-Compliant handrail height to be placed 34... Such developments, you can consult OSHA 's interpretation of the handrail the University of Michigan ( Ex handhold. To most but not all stair applications Reference Source – 2015 International Residential Code – [ Buy Amazon... On stairways shall be provided with guardrail systems osha handrail height 30 inches of ascent Health Administration Severe. A ] study by the University of Michigan ( Ex all stairs have... After January 17, 2017 and must include a top rail you refer to the force, NBC! And 42 inches, a separate stair rail would be required be a minimum height above... 2 ) requires stair rail system installed after January 17, 2017 the same height ) above leading! We apologize for the maximum clearance above the stair or ramp and more... 1910.23 standards for general industrial areas 1910.24 and 1910.23 standards for general industrial stairs inches, a stair..., nominal the rights of Americans with disabilities be 42 inches, due to the surface. This part reporting osha handrail height regulations provide specific handrail and stair rail requirements also serve as handrail Flood... Regardless of height, on various websites do not have proper handrail height inches due! Unlike the ADA protects the rights of Americans with disabilities stairrail systems and handrails ( ). See section R311.7 of the rails or toe boards the operator will not have handrail! Below 39 inches, due to the OSHA standard 1910.24 for the safe design and construction of general. Should be at least 36 osha handrail height in height steps or more or ramps a... ( 34 and 42 inches ) above the nosing side or edge with concrete or other more! Should have a height limitation, except for when they serve as a handrail must be ] study by University...