Under this. Table D-2 under section 1910. Learn how to comply with the OSHA requirements for the height of handrail and top rail of a stair rail system, which vary depending on the installation date of the system. OSHA requires stair landings to be at least the width of the stair and at least 30 inches in depth, measured in the direction of travel [OSHA 1910. gov; Coronavirus Resources;The maximum rise of each step is eight inches; the minimum rise is four inches. As previously stated, guards are required on the sides of stairs where there’s a drop of more than 30. An enclosed stair requires one or more handrails, but no stair rails. - 08/30/1999. Any change in elevation int walking surfaces greater than 9. The terms “subdivision” and “subpart” are synonymous within OAR 437, Oregon Occupational Safety and Health Code. Handrails need to be easy to firmly grasp if a person loses balance. Compliance. A handrail is a rail mounted to a wall to furnish people a handhold to prevent tripping and falling down the stair. A handrail or grab bar and any wall or other surface adjacent to it needs to be free of anything sharp or abrasive. OSHA standards or the Occupational Safety and Health Act of 1970. 29 - Fall protection systems and falling object protection - criteria and practices: Here you will find the requirements that guardrail, stair rail systems, and handrails. The nonslip diamond pattern stairs meet all the OSHA requirements for width and depth, and they clean with ease when icing occurs. DEPARTMENT OF HOUSING AND URBAN DEVELOPMENT Page 4 of 14 DEFICIENCY 1 – OUTSIDE: HANDRAIL IS MISSING. com OSHA published a final rule on walking-working surfaces and personal protective equipment in November 2016 that updated requirements for slip, trip and fall hazards. Hist: OR-OSHA Admin. Be certain that your vendor has updated their OSHA designs. By explaining the requirements and specific changes in the National Construction Code (NCC) Volume Two 2019, you will understand your obligations and the effects on. Stairs OSHA. 2. Always OSHA-Compliant – Built to comply with OSHA’s regulations in any configuration. Dear Mr. 1910. This measurement includes the length of the baluster or post, plus the thickness of the handrail. (1) Scope. Handrailing & Railing Graspability Requirements, Codes, Hazards. 23(e)(6) states: "All handrails and railings shall be provided with a clearance of not less than 3 inches between the handrail or. 1910. 10/1/98. 21 (b) Definitions . OSHA requires railings on open sides of stairwells and a handrail on at least on the side, preferably the right side descending at 42″ high. OR Handrail is not continuous for the full length of each stair flight. c. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This would apply to railings installed prior to the effective date of the clarification. (a) is strong enough to support the equipment and workers who may use it, (b) is at least 600 millimetres wide, (c) is wide enough to ensure the safe movement of equipment and workers, and. Your concern is whether or not the standard requires that all permanent handrails be painted yellow. The employer must ensure:1926. If you do go that route, the first place to look for noncompliance is in the guard rail. 1910. Suite 301 Chadds Ford, PA 19317. 1052(c)(1) thru (12), and 1926. _ Stair rails installed after March 15,1991, must be not less than 36 inches (91. " 29 CFR 1910. Extend past the length of the ramp and/or stairs. HTML PDF: 296-24-93501: Definitions. Stair Rails and Handrails. [47] “USA Standard Safety Requirements for Floor and Wall Openings, Railings, and Toe Boards,” USAS A12. 1052 (c) - Top rail and handrail requirements for stairrail systems under the construction standards. A mobile fixed size self-supporting ladder consisting of a wide flat tread ladder in the form of stairs. Recommendation: In facilities that primarily serve children, a second set of stairway. 28(b)(5)(ii)(A). According to OSHA, the top edge height of top rails (or equivalent guardrail system members) must be 42 inches (107 cm), plus or minus 3 inches (8 cm), above the walking-working surface. Private stairways 30 inches (762) or less in height may have a handrail on one side only. 2 [Handrail] Top Extension at Stairs. OSHA defines a ship stair in section 1910. Click to view image. 23 (a) (2) Designed into or is an integral part of machines or equipment. Oregon OSHA requires that employees at general industry workplaces be protected from falls to a lower level of four feet or more and from any height above dangerous equipment. (g) When the top edge of a stair rail system also serves as a handrail, the height of the top edge must be not more than 37 inches (94 cm) nor less than 36 inches (91. Handrails and the top rails of stairrail systems shall be capable of withstanding, without failure, a force of at. According to building code, handrails are required when there are four or more “risers,” referring to the vertical portion of a stair. in from the edge. For stair rail systems installed on or after January 17, 2017, the top rail and handrail must be separate. In these cases, a handrail must be mounted on at least one side if the stairway is less than 44 inches wide. U. Safety signage can reinforce policies around stairs and steps, for example, no rushing or no mobile devices. 7. The top edge of the handrail must be placed between 34” and 38” above the nosing of the stair treads. The Acceptable Solution F4/AS1 (Table 1) requires barrier heights in buildings other than housing to be 900mm on stairs and ramps, and 1100mm elsewhere. 17, 2017, must be at least 30 inches from the leading edge of the stair tread to the top surface of the top rail, while those installed on or after Jan. Regarding handrails, there are two sets of regulations: OSHA (Occupational Safety and Health Administration) and the ADA (Americans with Disabilities Act). 5") Hand Railing heights: U. If the stairs have nosings, you measure from the leading edge of the nosing to the edge of the next step’s nosing. Handrails Requirements for handrails are as follows: Handrails and top rails of the stair rail systems must be able to withstand, without failure, at least 200 pounds (890 n) of weight applied within 2 inches (5 cm) of the top edge in any downward or outward direction, at any point along the top edge. ADA Chapter 5 Section 505. The guardrails provided here are 1-1/4” thick. c. - 10/01/2012. handrail s. There shouldn't be obstructions on the top or sides of the handrails. Handrails must be 30” – 38” tall and. Railings in stair codes and specifications refer to the safety barrier along steps or stairs. Handrails and stair rail systems are smooth-surfaced to protect employees from injury, such as punctures or lacerations, and to prevent catching. Department of Labor’s Occupational Safety and Health Administration is proposing updates in the handrail and stair rail system. 2 m). 500, Guardrails, handrails & guards. 23, Guarding floor and wall openings and holes: 1910. HTML PDF: 296-24-93503:California Code of Regulations, Title 8, Section 3214. The difference in the two designs relates to Handrails and top rails of the stairs must be able to endure, clearly without failure, at least 200 pounds (890 n) of weight when applied within 2 inches (5 cm) of the top in any downward or outward direction, at any point along the top edge. Oct 27 2017. 23(e) - Ladders. A maximum rise of 7-3 / 4 ”- maximum difference among risers 3/8″. 34 Provide handrails in accordance with all of the following: Position the top of the handrail 900mm to 1000mm from the pitch line or floor. The top edge height may exceed 45 inches (114 cm), as long as the guardrail system meets all other criteria. D. A handrail may terminate at an intermediate wall provided the lower end of the upper rail is returned to the wall or provided with a flared end, the horizontal offset between the 2 rails is no more than 12 inches measured from the center of the rails, and both the upper and lower rails can be reached from the same tread without taking a step. Mr. Elevated catwalks should be provided access by a stairway. 23(e)(1). OSHA requires stair landings to be at least the width of the stair and at least 30 inches in depth, measured in the direction of travel [OSHA 1910. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. OSHA Enforcement ; Annual Inspection Data ; Topics Back. 5 “width below handrail height where a handrail is on one side. e. standard requirements explanatory information (not part of american national standard a1264. 25(d)(1) The minimum clearance of a handrail between any other object is 2. In so case, OSHA catwalks served by a stairs must have ampere minimum widths of 22. 1910. The standards for fixed ladders in §1910. For example, stairs manufactured with a 45-degree stairway rise must have a minimum rise and tread of 8. 5” maximum. The agency has received numerous questions asking when handrails are required, and about the height requirements for handrails on stairs and stair rail systems. That part of §1910. 1. Surfaces: Guardrail systems must have smooth surfaces. Exception: These requirements shall not apply to sloping portions of handrails between the top and bottom riser of stairs and above the ramp run. Handrails shall be provided on at least one side of closed stairways preferably on the right side descending. Circular Cross Section and Clearance (§505. Section 05 50 00, METAL FABRICATIONS: Wall handrails and. This appendix serves as a non-mandatory guideline to assist employers in complying with these requirements. (c) Stair rails and handrails. 3. Exception 1: Guardrails located at the open side of a stair run shall not be less than 34 inches in height. 5) The step height, also known as the riser height, must be no less than 4 inches and no greater than 7 inches. The gripping surface and adjacent surfaces must be free of abrasive or sharp elements. 25(f)(2) Have an distance between handrails of 17 to 24 inches (51 to 61 cm);The first drawing would not be compliant with the height requirements in §1910. (c) (1) (ii) One stairrail system along each unprotected side or edge. Maximum 12′-7″ vertical height (rise) for a flight of stairs. Maximum 7-3/4 inch stair riser height. For additional information, see OSHA's Workers’ page. roof openings; stairs and guardrail/handrail systems . Handrails must be placed between 34″ and 38″ in height, measuring from the nosing of the stair. 29. - UBC. 2. You had specific questions regarding the use of ship's stairs in general industry. The railings must be capable of withstanding a force of at least 200 pounds applied in. For employers who have been doing their best to keep employees safe around. Our photo (above) illustrates very challenging stairs with a high rise, climbing to over 230 feet at the Pyramid of the Sun in Teotihuacán outside of Mexico City. Use internal couplings, Type 18-7, to maintain continuity. IBC handrail code requirements for commercial stairs. 1910. OSHA Guardrail Load Requirements. Occupational Safety and Health Administration 200 Constitution Ave NW Washington, DC 20210 1-800-321-OSHA 1-800-321-6742. OSHA Handrail Standards. At least one handrail: One stair rail system with handrail on open side. 25(f) beneath: 1910. One stair rail system with handrail on each open side and one intermediate handrail located in. 1-800-321-OSHA 1-800-321-6742 Federal Government White House; Benefits. The stairway must be at least 36 inches wide, measured above the handrail. At least one handrail One stair rail system with handrail on open side. General requirements. be between 900mm and 1100mm above the floor or the nosing of a stair tread. Minimum 6′-8″ headroom height clearance for stairway. Essentially handrails are designed to provide guidance, support and safety for stairs and ADA ramps with a rise of 6 inches. S. 451 (a) (6) to require a screen between the toeboard and the guardrail in situations only where employees are required. 23(e)(5)(iii), states in part: "The length of brackets shall be such as will give a clearance between handrail and wall or any projection thereon of at least 3 inches. Stairways less than 44 inches (1118 mm) in width or stairways serving one individual dwelling unit in Group R, Division 1 or 3 Occupancy or a Group R, Division 3 congregate residence may have one handrail. E. The stairway must be at least 36 inches wide, measured above the handrail. 23 (e) (11), which details the maximum openings for wall opening screens, would apply in the above situation. An adult using this spiral stair will be taller than the handrail height so there is no need for tight baluster spacing. OSHA published a final rule on walking-working surfaces and personal protective equipment in November 2016 that updated requirements for slip, trip, and fall hazards. 44 inches (1. The required number of handrails is 2. 5 inches (75 cm) to 37 inches (94 cm), measured from the front edge of a step. Minimum distance between two stair railings. 8. Unprotected openings in roofs could, therefore, be cited under the general duty clause of the Occupational. Also see GUARDRAIL CODES & STANDARDS for details about safety railings on landings and open hallways, porches, screened porches, balconies - horizontal walking surfaces. OSHA requirements are set by statute, standards, and regulations. Uniform angle of rise, riser height, and tread width; all within specified acceptable ranges. With the help of the members of NADRA, the 2022 edition of the International Residential Code (IRC) is now officially complete and ready for printing. New rules issued by OSHA in January 2017 changed a number of design elements of OSHA compliant stairs and many Stair designs which were compliant prior to 2017 are no longer complaint. See all powder-coated color options. 29 (f) (1) (iii) (A). ago. In these cases, a handrail must be mounted on at least one side if the stairway is less than 44 inches wide. (a) Stairways shall have handrails or stair railings on each side, and every stairway required to be more than 88 inches in width shall be provided with not less than one intermediate stair railing for each 88 inches of required. Handrail ends shall be returned to a wall or shall terminate in newel posts or safety terminations. 10. The Agency’s interpretations explain these requirements and how they apply to particular circumstances, but they do not create additional employer obligations. 1052 (b) - OSHA does not have the legal authority to evaluate and certify products. 27? Response: No. Stairways and handrails that are part of a means of egress are addressed by the IBC (§1009 (2003), §1003. 5" tall, with no more than a 1/4" gap at the bottom. It includes the application, dimensions, clearance, and safety standards for handrails, guardrails, risers, treads, landings, platforms, and door openings. Section R. The U. 2. 7. Objects with leading edges more than 27 inches (685 mm) and not more than 80 inches (2030 mm) above the floor shall not project horizontally more than 4 inches (102 mm. 5" tread; Stair Width: minimum 22" Railings & Guardrail: railings required on open sides of stairwells and 42" high handrail on the side, preferably right. Stair Rails and Handrails. Floors, stairways, railing, overhead protection and guarding of open-sided floors, platforms and runways. Harris: This is in response to your letter dated February 23, 1978, concerning the construction standards requirements for toeboards. Quoting from the new text (note all is from the same section/page): The h. 1. Exception: These requirements shall not apply to sloping portions of handrails between the top and bottom riser of stairs and above the ramp run. 2. For buildings other than dwellings and for common access. 5. 3 (2000)). A handrail and a stair railing have two different meanings. 24, 1978; 49 FR 5321, Feb. Djkevinpaul. Surface requirements and clearances facilitate a power grip along the length of handrails. Rod Smith, P. g. The following requirements apply to all stairways as indicated: (1) Stairways having four or more risers or rising more than 30 inches (76 cm), whichever is less, shall be equipped with: (A) At least one handrail; and (B) A stair rail consisting of a top rail and mid-rail along each unprotected side or edge. Systems can use stair rails as handrails if they meet strength tolerance, finger clearance, handhold, opening, surface texture and projection hazards requirements. 5 inches. Handrails shall be a minimum of 1 1⁄4 inches (3. Stair and ramp railings in the workplace must meet OSHA standards of 30 to 38 inches in height and be able to. Landings may be smaller, as well. 21(b)(1) and 1910. 5. The space between the handrail and the wall or any solid surface should be at least 1-1/2. Minimum handrail wall clearance of 1. A minimum of 27 “width below handrail where handrails are on both sides. 1) 1. regarding code requirements, refer to the applicable codes or contact your local Building Department. Stairways wider than 1000mm should have a handrail on each side. 5 inches for stands with a top height of 4 feet or more, 36 inches for stands with. Handrails can have circular or non-circular cross-sections, but must have rounded edges. The top rail must be at least 42 inches in height (§1910. For safety, handrails should be placed along both sides of the ramp segment. 34 Provide handrails in accordance with all of the following: Position the top of the handrail 900mm to 1000mm from the pitch line or floor. OSHA Requirements for standard stairs 1910. Section 03 30 00, CAST-IN-PLACE CONCRETE: Concrete fill for treads and platforms. Spiral stairs shall have a minimum tread depth of 7. Rule 2156. 144(a)(3) was not meant to state directly or by implication that all permanent handrails be painted yellow. OSHA is very clear that ship stairs should only be used where you can demonstrate that standard stairs will not work. You will note that the post offers both required heights for stairs and landing, and the added toe rail. Oh, and my name is Rod, not Rob. This informative guide provides the provisions and compliance requirements for barriers and handrails for Class 1 and 10 buildings. The first proposed change would make clear that “a stair rail system with a. Mr. You had specific questions regarding the use of ship's stairs in general industry. The ADA Standards apply requirements for stairways to each stair that is part of a required means of egress (§210). OSHA recognizes that there are situations where the level of the ground or of the structure to which the stair tower is. 8 Projections. OSHA Stair rail requirements - stair railings may serve as handrails, and vice-versa. 5 inches is the absolute minimum allowed. 1- 2000 Safety Code for Elevators and. Inside handrails on switchback or dogleg stairs must be continuous. S. Requirements for stairways address treads and risers, surfaces, nosings, and handrails. 851 (c) In a multistory building, when a stairwell is being used, it shall be properly illuminated by either natural or artificial means, and completely. A single bar or pipe supported onOSHA believes that a uniform riser height within 1/4 inch (0. OSHA go frame and requirements OSHA General stair requirements 1910. 04 Stairways and elevated areas. Guardrails, stair rails, and handrails are common fall protection solutions. [IBC 1011. The standard prohibits using repaired wire. Handrails shall include the following features:6 Requirements & Guidelines for Stairs: Handrail height at stairs is required to be between 34”-38” high. 29: 29 CFR 1910. - to “one stair rail system with handrail on each open side”. 1003. 451 (a) (5). Ships with rubber bumper attached to the center stringer. §3214. ADA-compliant handrails must be continuous along both sides of the stairway, while OSHA only requires a single handrail for stairways with four or more risers. Exceptions: 1. Learn how to comply with the OSHA requirements for the height of handrail and top rail of a stair rail system, which vary depending on the installation date of the system. 6. Rolling stairs OSHA codes are followed strictly when manufacturing all of our rolling stairs/ladders. The building code is the same for both interior and exterior steps: a handrail is required for 4 or more risers (3 treads). shall not exceed the smallest by more than 3/8 inch. 28 includes unprotected sides and edges. 29. The Agency solicits public comment in these areas. • Handrails are a support aid when using stairs. 27 inches. 5 inches and the minimum stair tread is 9. (2) A mid-rail shall be halfway between the top. • Handrails are required to: – be between 900mm and 1100mm above the floor or the nosing of a stair treadHandrail gripping surface shall be mounted between 34” and 38” with railing height above stair nosings; The ends of the handrails should be rounded or returned smoothly to the floor; The Occupational Safety and Health Administration (OSHA) was created to assure safe and healthful working conditions for employees. OSHA also states. Design and Construction of Railings. 07 to 8. 3. (2) All stairs shall be illuminated in accordance with the requirements in the 2008 national electric code (NEC). 1 m) to 88 inches (2. 1 m) to 88 inches (2. c. Handrails attached to the wall must have a space between the wall and the rail of at least 11/2 inches to provide a grippable surface. Tread depth on stairs must be a minimum of 10”, not including the nosing. Maximum 4-1/2 inch handrail projection into stairway width, on either side. So going back to rfied112's orginal question. Handrails can be higher. Osha walking required and requirements for elevated runways and walkways. The mid-rail height is also adjustable. SUMMARY: OSHA is proposing changes to the Walking-Working Surfaces standards to clarify which handrail and stair rail system requirements apply to new stair rail. Minimum handrail wall clearance of 1. For stair width, expect a minimum of 44 inches in most cases and 36 inches in areas populated on average by less than 50 people. 7 and the treads shall be capable of carrying a minimum concentrated load of 300 pounds at the center of any treadspan or exterior arc with a design factor of 1. 42156 - Handrail specifications. Exception 2: Guardrails serving as handrails on the open side of a stair run shall not be less than 34 inches and not more than 38 inches in height. Handrails shall be at a consistent height above walking surfaces, stair nosings, and ramp surfaces. The agency has received numerous questions asking when handrails are required, and about the height requirements for handrails on stairs and stair rail systems. The International Residential Code (IRC) lays out the requirements for residential staircases. HTML PDF: 296-24-7500: Other working surfaces. 29 (f) (1) (i)) (as measured at the leading edge of the stair tread to the top surface of the rail). Reference definitions in 1910. 3 Horizontal projections. Items that fall under the safety category relate to the health, sanitary condition, and habitability of the property. REDD Team Flex-Step OSHA Stair – This Flex-Step OSHA Stair is an adjustable 28″or 35″ threshold stair designed for modular buildings, construction trailers and field offices that need to meet OSHA regulations. See full list on thehortongroup. Cal-OSHA’s 1” tolerance only allows for a minimum height of 41”. What are the hand railing safety requirements? The height of the handrail is outlined in the Australian Building code. 25(b) This standard number explains the basic requirements for all fixed staircases, including ship ladders in industrial settings. 18 cm) in outside diameter; and. We hope you find this information helpful. 1, Ex. The standards for fixed ladders in §1910. Stair Rails and Handrails. Stairways less than 44 inches (1118 mm) in width or stairways serving one individual dwelling unit in Group R, Division 1 or 3 Occupancy or a Group R, Division 3 congregate residence may have one handrail. If there are more than four stairs in a stairway, they must have fixed railings. (c) Stair rails and handrails. OSHA Standards and Interpretation Letter: 06/16/1999 - Scaffolds: Lifelines, support lines, and suspension ropes cannot have a common anchor point. Stairs OSHA Requirements Guard/Hand Rails 10-14 in (25-36 cm)min on center, Uniformly spaced 16 in (41 cm) min clearance between side rails 15 in (38 cm) min clearance toTop of gripping surfaces of handrails shall be 34 inches (865 mm) minimum and 38 inches (965 mm) maximum vertically above walking surfaces, stair nosings, and ramp surfaces. 29 (b), ladders and hatches are required to be secured with a self-closing safety gate and safety-compliant railing. 5. Handrail height, measured above stair tread nosings, or finish surface of ramp slope, shall be uniform, not less than 34 inches (864 mm) and not more than 38 inches (965 mm). New handrail ends shall be returned to the wall or floor or shall terminate at newel posts . OSHA stairs are permitted to be steeper than IBC stairs and may have open risers. From OSHA Part 1910. It also talks about when stairs require handrail. Note that if the stairway is serving as an accessible means. Stairway Railings and Guards Every flight of stairs with four or more risers shall have standard stair railings or standard handrails as specified below. Objects with leading edges more than 27 inches (685 mm) and not more than 80 inches (2030 mm) above the finished floor shall not project horizontally more than 4. S. One stair rail system each open side. 23 that addresses stair railings is subsection (e) (2) and not (e) (1). • Ends must return to wall, post or safety terminalThe requirements of OSHA safety regulations for the safe use of ladders and stairs (Subpart X, Title 29 Code of Federal Regulations, Part. 24 inches in width, with. The general standards also address. A proposed rule announced by OSHA on May 20 would update certain handrail and stair rail system requirements for the agency’s general industry walking-working surfaces standard. 23 (e) (3) (iii), installations, posts and top and intermediate rails are to be of 2-inch by 2-inch by 3/8-inch angles or other metal shapes of equivalent bending strength with posts spaced not more than 8 feet on centers. Hand Railing projection into stairs (<= 4. " 29 CFR 1910. 1050 through 1926. Both the ADA and OSHA require public and private spaces to have handrails on both sides of a stairwell. 25(f)(1) Have a series of treads includes at a slope a 50 to 70 degrees from the horizontal; 1910. Riser height – 9. If the guard top rail is not used as a Handrail, it would not have graspability requirements. Required number of handrails is 2. (M) Headroom. As a means of egress, exterior exit stairs must meet all the requirements set forth in IBC section 1011. ”. 3 Exit Stair Handrails . 27 do not apply to. Handrails are required for stairs in many applications and must meet standards as specified by R311. Handrails are a common requirement on FHA. 1926. 9 Toe. Handrails are required when there is a top step height of 4 feet or more and a railing needs to be 29. 2). 5″. 28; ( 2) Vertical clearance above any stair tread to any overhead obstruction is at least 6 feet, 8. 24 for the safe design and construction of fixed general industrial stairs. If your system was installed before January 2017, the mandatory height decreases to 30 inches. The Ontario Building Code | Handrails. (b) General requirements. - 10/27/1992. OSHA requires railings on open sides of stairwells and a handrail on at least on the side, preferably the right side descending at 42″ high. Handrails shall be provided on not less than one side of each flight of stairs with four or more risers. Kevin Rauchut NVR, Inc. 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. Equipto offers two styles of OSHA complaint stairways. 5. Summary: Stairways shall have a handrail if the stairway has four or more risers. Stair rails installed before Jan. Basement entry stairs, steps, handrails: this document describes details for constructing, repairing, or inspecting basement stairs, railings, landings, treads, exterior entries to basements, basement stairwell covers &. Residential Interior Stairs Code Requirements. The employer must ensure: ( i) Each employee on a scaffold is protected from falling in accordance 29 CFR part 1926, subpart L; and. Figure D-12 - Handrail Measurement (2) The height of stair rail systems meets the following: (a) The height of. (vertical members in handrails) OSHA 29 CFR 1910. These updated standards finally provided clarification for service pits, specifying that guardrails are not required around service pits less than 10 feet in depth. In alterations, stairs between levels that are connected by an accessible route (e. 1 m) to 88 inches (2. HTML PDF: 296-24-74025: Ship stairs. Since they handle less traffic, they may also be narrower than IBC stairs. New York: American National Standard Institute, approved March 17, 1967. OSHA 1910. These requirements are usually also governed by their. • 2 yr. 23(e)(6) states: "All handrails and railings shall be provided with a clearance of not less than 3 inches between the handrail or.