OSHA Stair Requirements. shall not exceed the smallest by more than 3/8 inch. (See 81 FR 82611-12). NE Salem, OR 97301-3882 Basic OSHA Stair Requirements. 10. 5. 1. 6 Safety Nosings for Concrete Treads 2. "One stair rail system with hand rail on each open side" is required. Aluminum Handrail and Guard Railing: Aluminum handrail and guard railing shall meet the requirements of Section 05521 Aluminum Handrails and Railings. 7″ closed riser, max 4″ open gap. 25 defines the requirements for stairs. Anchorage. 5 and 18 cm*. The International Building code seemed to say that a rail would only be required if more than four (4) treads, but I want to comply with codes and safety rules. Job-made ladders: ANSI A14. 3 METAL. Treads. Treads. b. 24 (a) (3) Step bolts are uniformly spaced at a vertical distance of not less than 12 inches (30 cm) and not more than 18 inches (46 cm) apart, measured center to center (see Figure D-6 of this. Minimum tread width of 10 "- maximum difference among treads 3/8". Section 1010 was extensively reorganized for the 2021 edition. The two types of stairs are differentiated by a range of factors all related to their construction and measurement. 1) or greater from the deep end wall and the water depth at that location is. When it comes to keeping your workplace productive there’s nothing more important than safety. Each flight of stairs having at least 3 treads and at least 4 risers is equipped with stair rail systems and. *This chart is for general reference. Welded bar grating treads without nosings are acceptable providing the leading edge can be readily identified by personnel descending the stairway and provided Committed to safety excellence since 1987, we are continually evolving in our mission to remain an industry leader in non-slip flooring Phone: 800. 1910. Stair Width: A minimum 22″ wide stair. 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. Subchapter 4. 1–2007, Safety Requirements for Workplace Walking/Working Surfaces and Their Access; Workplace, Floor, Wall and Roof Openings; Stairs and Guardrail Systems; ANSI/ASSE Z359. Distributor Web. The ‘nosing’ of the stair treads can be measured by placing a string line, or straight object, where each stair tread begins, forming a slope. Chapter 10 is subdivided into four main sections: general. 3 specifies 300 lb stair tread load at an area of 4 sq in at center of tread. Additionally, OSHA requires the following specifications: Step depth – 9. Measure horizontally from the front edge (or nosing) of a stair tread backwards to the stair riser. Vertical rise – 30° to 50°. OSHA Enforcement ; Annual Inspection Data ; Topics Back. In any stairway, the tread depth and nosing depth have a maximum permitted variation of ⅜ inch. It also requires handrails, guardrails, and platforms for each stairway, and the use of windings and platforms for certain types of stairs. 1910. 04(3)(b)6. 3. and a vertical clearance above any stair tread to any overhead obstruction of at least 6 feet 8 inches. 7668 | 313. 5 requires "the leading 2" of the tread shall have visual contrast of dark-on-light or light-on-dark from the remainder of the tread. Open risers if the tread depth is less than 24cm or 9. nor more than 38 inches above the nosing of the treads. " Vertical clearance above any stair tread to an overhead obstruction shall be at least 7 feet measured from the leading edge of the tread. Slip resistant walkways, planks and stair-treads. Vertical clearance above any stair tread to any overhead obstruction is at least 6’8” (203 cm). Tread width must be uniform. This letter constitutes OSHA's interpretation of the requirements discussed. A guardrail is typically required for stairs with 4-or-more risers, or for a deck or balcony with 30 inches above grade. Direct Metals ® supplies Traction Tread™ metal safety grating that can be used for multiple applications, making many work surfaces safer. 1051 and 1926. 24 to 19. For Employers ; Worker Rights ; Workers Memorial ;. 4 Height. R507. The step tread is the part of the stairs that you walk on. 2. Thank you for your interest in occupational safety and health. Stairs with winders need to be at least 11″ deep and when 12″ in from the narrow edge and the minimum depth must be 10″. OSHA 1910. Recommendation: Providing visual contrast (light-on-dark or dark-on-light) on the top and. b. Many construction employees work at six feet or more above ground and need to be protected from slip-and-fall hazards. The maximum permitted nosing is 1. The nosing on treads, believe it or not, has a code minimum and maximum of how far the nosing projects over the next stair. RE: OSHA req'mnts for stair loading. California Code of Regulations, Title 8, Section 1626. Exceptions to Stair Tread Nose Requirements: 1. On November 18, 2016, OSHA published a final rule on Walking-Working Surfaces and Personal Protective Equipment (Fall Protection Systems) in the Federal. This letter constitutes OSHA's interpretation of the requirements discussed. 12. 4. Maximum Stair Tread spans (lengths) are based on a concentrated load of 300 lbs. We hope you find this information helpful. Enforcement. 402. 4. 25”) and 355 mm (14”), between successive steps; rise: between 125 mm (5”) and 200 mm (7-7/8”), between successive treads; landing: less than 4. Ceilings of dwelling units and sleeping units within residential occupancies in accordance with Section 1207. A stair with a single riser or with two risers and a tread is permitted at locations not required to be accessible by Chapter 11 where the risers and treads comply with Section 1011. OSHA stairs are required to be a minimum of 22 inches wide. 1010. A nosing is not required where the tread depth is a minimum of 11 inches (279 mm). Handrails may project from each side of a stairway a distance of 3 1/2 inches into the required width. Private stairways serving an occupant load of less than 10 may be 30 inches wide. ASAE S207. OSHA requirements are set by statute, standards, and regulations. Safety grating walkways, planks and grating beneath acess covers. 5. Standard 36" wide treads, 41 1/4" overall stair width. If there are more than four stairs in a stairway, they must have fixed railings. See OSHA standard 1910. 21 both 1910. handrails for stairs with one side against a wall: 30-38". 2 DEC1978 (R2023) Power Take-off Definitions and Terminology for Agricultural Tractors. 5″ riser has an angle of 45 degrees. Featuring Lathams' Supagrit silicon carbide mineral fill. Risers and treads were required not to vary by more than 6 mm (¼”). Occupational Safety and Health Administration 200 Constitution Ave NW Washington, DC 20210 1-800-321-OSHA 1-800-321-6742. gov OR-OSH 03/20 S-04 HANDRAILS What are they? Handrails are rails that provide a handhold for support. OSHA requirements for stairs used during construction apply to any stairs, fixed or temporary, that construction employees may use. Summary:The International Residential Code (IRC) lays out the requirements for residential staircases. Since that time, OSHA has received many questions and requests for interpretation of the requirements for handrails and stair rail systems. Riser Height and Tread Depth (IBC 1011. 1910. OSHA Stair Requirements. (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. Different requirements for children show a maximum height of 28″ with a minimum clearance of 9″ between the adult rail and the childrens’ rail, which is only a recommendation and not a requirement. S. Ramps, Runways, Stairwells, and Stairs. 2. An employer must ensure that a walkway, runway or ramp. This section covers the general requirements for stairways, including standard, spiral, ship, and alternating tread-type stairs, such as the height, depth, width, and clearance of each tread. S. 7 m) or less of. - stair codes vary; this quote is from he CBC 1003. 70 (A) (2) (a) In dwelling units, not less than one wall switch-controlled lighting outlet must be installed. 1. Stair treads must sustain a weight of at least. 5, the minimum depth of the tread is 13 inches (330 mm) and not less than one handrail complying with Section 1014 is provided within 30 inches (762 mm) of the. Ends shall be returned or terminated in newel posts or safety terminals. The general standards also address. Training Requirements by Standard ; Enforcement Back. 2 Treads. Handrails and guardrails are mandatory, but. Occupational Safety and Health Administra-tion (OSHA) style stairs are included, along with recommendations to determine ap-propriate core opening dimensions, and the guide can be used as an aid in determining code requirements related to typical stair and rail layouts. and a vertical clearance above any stair tread to any overhead obstruction of at least 6 feet 8 inches. 5″ tread. 3 Stairways and Landings model code. Uneven steps can be a tripping hazard. If there are more than four stairs in a stairway, they must have fixed railings. The Code identifies minimum and maximum requirements for both and is commonly adopted by. Winter Driving. 24 (i) "Vertical clearance. Tread depth on stairs must be a minimum of 10”, not including the nosing. Ladder Safety Requirements: IBC relative OSHA. IBC 1011. Portable ladders are those that can be readily moved or carried (OSHA 2016). but safety is the main. . S. Spiral stairways shall meet the following requirements: 1917. What if the doorway described in §1910. Stair treads and nosings are addressed, respectively, by Sections R311. (7) Where the rise would exceed 9 1/2 inches and the run would be less than 8 inches, portable, fixed, or ships ladders shall be used. 1 Section 504. Before you start building, you must first learn the parts of deck stairs. However, the ICC. Normal use by employees. oregon. Our interpretation letters explain these requirements and. (See 81 FR 82611-12). 1 Risers. 1910. (Title 24, Part 2, Section 3305 (b). 78 cm), respectively. Extensions shall return to a wall, guard, or the landing surface, or shall be continuous to the handrail of an adjacent stair flight. A ladder or stairway must be provided when the worksite has a break in elevation of 19” (48cm) or more, and there is no runway, ramp, embankment, or personal hoist for workers’ access. 4. Vertical rise between treads is generally around 9". Call Us Today: 856. 5 inches (24 cm) and a minimum width of 22 inches (56 cm) between vertical barriers. Made from panels of Bar, Plank, and Fiberglass Gratings, we are certain to have the right combination to meet your project requirements. SPS 321. The general requirements specified in Sections 1003 through 1015 shall apply to all three elements of the means of egress system, in addition to those specific requirements for the exit access, the exit and the exit discharge detailed elsewhere in this chapter. 21 establish a stair risers as the upright (vertical) or inclined member of a stair that is located at the back of a stair tread or platform and connects close to the forefront edge is the next bigger tread, rail, or landing. The steps must have a width no less than 12 in. A maximum rise of 7-3 / 4 ”- maximum difference among risers 3/8″. Handrails shall be at a uniformly height above walking surfaces, stair nosings, additionally ramp flat. The treads must also be level. Chapter 10 is subdivided into four main sections: general. 1 -2007, Safety Requirements for Workplace Walking/Working Surfaces and Their Access; Workplace, Floor, Wall and Roof Openings; Stairs and Guardrails Systems, the standard now states in Section 6. osha. Safety Requirements. Learn more about the key components of. 2. Occupational Safety and Health Administration 200 Constitution Ave NW Washington, DC 20210 1-800-321-OSHA 1-800-321-6742. For the purposes of this section all dimensions and dimensioned surfaces shall be exclusive of carpets, rugs or runners. The partner on the lower level, standing on a ladder, will control the descent of the treads and let them gradually stack up. Stairway width <44. Tread and Nosing. The Agency’s interpretations explain these requirements and how they apply to particular circumstances, but they do not create additional employer obligations. 24 (a) (2) Each step bolt is designed, constructed, and maintained to prevent the employee's foot from slipping off the end of the step bolt; 1910. Created with funding by: A U. There are many more codes,. Specifically in Section 1910. In the U. Also the maximum nosing radius cannot exceed 9/16 of an inch. Every stairway serving any building or portion thereof shall conform to the requirements of this Section. It is important to note that in the most recent version of this ANSI standard, ANSI A1264. 1910. Within a staircase, treads shall have a uniform run and tread depth that does not vary more than 0. 24 (a) (3) Step bolts are uniformly spaced at a vertical distance of not less than 12 inches (30 cm) and not more than 18 inches (46 cm) apart, measured center to center (see Figure D-6 of this. 5 inches. Handrails at the top of stairs should level out and continue for an additional 12 inches. 2. Intermediate landings on straight run stairs shall have a minimum length of 3 feet. § 50. These stairs must have a 22-inch wide and 30-inch deep landing for every 12 feet of vertical rise and be set at an angle between 30 and 50 degrees from the horizontal. Visual contrast on tread nosings or the leading edges of treads is helpful for people with low vision but not required by the ADA Standards. What if the doorway described in §1910. The stair tread double-nose photograph above, provided by the InspectApedia. 1. The minimum recommended stair width is between 34" and 36" Across the width of the tread. for wood construction, and support and anchorage requirements of solar panels in accordance with industry standards. OSHA requirements are set by statute, standards, and regulations. Thanks for your help. 12, access to the roof from the top story is permitted to be by an alternating tread device, a ships ladder, or a permanent ladder. Stair tread depths shall be 11 inches (279 mm) minimum. Stairways include standard, spiral, alternating tread-type, and ship stairs. Stairways used for required fire egress shall comply with the NEPA 101 Life Safety Code and all other relevant codes. Anti-slip safety treads. 28 and. 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. 5, the minimum depth of the tread is 13 inches (330 mm) and not less than one handrail complying with Section 1014 is provided within 30 inches (762 mm) of the. website at or contact the OSHA Publications Office U. 25(b)(5)(ii) and shown in. These requirements are established to protect the health and safety of the occupants. Rise and tread measurements are dictated by the angle of the stairway rise. Maximum 7-3/4 inch stair riser height. Note that our enforcement. Stairwells and Stairs. Table 1203. Stair treads may be made of a single 2x12 but typically have two decking. Portable ladders may be freestanding, folding, or extendable. 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. 9 that "[f]lights of stairs, uninterrupted by landings,. The requirements of OSHA safety regulations for the safe use of ladders and stairs (Subpart X, Title 29 Code of Federal Regulations, Part 1926. 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. the International Building Code or IBC sets the stair and handrail requirements for public buildings and public spaces. 3. It includes specifications for landings, risers,. For Employers ; Worker Rights ; Workers Memorial ;. 23 defines the requirements for ladders. 10, 1984] OSHA standard 1910. 1050 through 1926. 4 Protective Coating 2. The standard focuses on proactive safety management — meaning that OSHA expects employers to find and fix workplace hazards BEFORE they become an issue. I had to comply with OSHA requirements when safety guys asked for it during a design for a platform at a. (2) Vertical clearance above any stair treaded to any hanging obstruction is at least 6 feet, 8 linear (203 cm. OSHA’s proposal focuses on two sets of situations: Correcting rail requirements for stairways narrower than 44 inches, and with 2 open sides, by inserting words accidentally omitted when the 2017 requirements were published: - from “one stair rail system [on] each open side”. Requirements For Stairways. What if the doorway described in §1910. 5 “width below handrail height where a handrail is on one side. When it comes to protecting your employees, roof, and equipment—high risk never results in high reward. (1) Stairways shall be al least 24 inches in width and shall be equipped with stair rails, handrails, treads, and landings. OSHA's mission is to ensure that employees work in a safe and healthful environment by setting and enforcing standards, and by providing training, outreach, education and assistance. The IBC mandates a minimum tread depth of 11 inches (279 mm) for commercial staircases, with nosing projections between ¾ and 1 ½ inches (19-38 mm). 7. The riser height shall be not more than 7 3 / 4 inches (196 mm). Such temporary treads and landings shall be replaced when worn below the level of the top edge of the pan. The stair shall be capable of withstanding a minimum uniform load of 100 pounds per square foot with a design factor of 1. On November 18, 2016, OSHA published a final rule on Walking-Working Surfaces and Personal Protective Equipment (Fall Protection Systems) in the Federal Register ( 81 FR 82494 ). 1839 Non-Sales: +1 (843) 264-3729. Extensions shall return to a wall, guard, or the landing surface, or shall be continuous to the handrail of an adjacent stair flight. Stair Tread span measurements are based on 3/16" thick rectangular bearing bars and 1/4" thick I-Bar bearing bars. Occupational Safety and Health Administration 200 Constitution Ave NW Washington, DC 20210 1-800-321-OSHA 1-800-321-6742. 29(b)(2)(iii) Post navigation. Part 4:Exceptions: A single step with a maximum riser height of 7 inches (178 mm) is permitted for buildings with occupancies in Groups F, H, R-2 and R-3 and Groups S and U at exterior doors not required to be accessible by Chapter 11. The code requirements for various stairways aren’t simple, but their complications appropriately respond to the variable hazards in each design. Subchapter 4. Treads and landings subject to wet conditions must be designed to prevent the accumulation of water. 26. Placement C. a 9. • Handrails and Stair rails: A. S. 24f of their standards, it states, “All treads shall be reasonably slip-resistant and the nosings shall be of nonslip finish. Standard finish gray polyester. Recordkeeping Requirements and Forms ; Safety and Health Programs ; Support After a Loss ; Whistleblower Protections ;. Baluster opening in triangular area below stair guard bottom rail and stair tread (maximum sphere passage <= 6") Hand-railing heights are given: U. 11 inches (27. Thank you for your interest in occupational safety and health. the employer must develop and implement a fall protection plan that meets the requirements of 29 CFR 1926. The width of ship ladders is usually 24" and the tread depth is 6". 5 inches. Finish height is equal to the standard ErectaStep stair tread raise 9” Design Criteria (Foundation Only): 50psf live load / 20psf snow load / 115mph wind load; Specifications. Handrail Height. 02 SUBMITTALS A. Also, the exception to IBC 1011. Enforcement. Occupational Safety and Health Administration 200 Constitution Ave NW Washington, DC 20210 1-800-321-OSHA 1-800-321-6742. 1052(c) OSHA requirements are set by statute, standards and regulations. MEMORANDUM FOR: ALFRED BARDEN ASSISTANT REGIONAL DIRECTOR SUBJECT: Compliance with OSHA Requirements. The means of egress shall have a ceiling height of not less than 7 feet 6 inches (2286 mm) above the finished floor. ASAE S205. Maximum 4-1/2 inch handrail projection into stairway width, on either side. The maximum rise of each step is eight inches; the minimum rise is four inches. Occupational Safety and Health Administration 200 Constitution Ave NW Washington, DC 20210 1-800-321-OSHA 1-800-321-6742. They’re available in 3", 9" and 11 ¾" step covers with stair nosing. Custom built to exact height. 2 allows access to unoccupied roofs to be a roof hatch or trap door. Normal use by employees. 28 (b) (11) (ii) Table D-2 contains a printing error, which OSHA will correct in a published notice. Maximum height is 38 inches. Handrail Distance From Wall 1-1/2" to 4-1/2". 25 (Fixed Industrial Stairs) listed below price table. The OSHA catwalk width requirements are found in section 1910. IBC Stairs require guardrails of 42″ high and handrails of 34″ high on both sides of the stairwell. Treads (the horizontal stair element you step on) that are at least 10 inches in depth and no more than 14 inches. 1011. 5-1982 - American National Standard for Ladders - Portable Reinforced Plastic - Safety Requirements [55. 5. Watch out: We do not recommend this stair tread approach as too often we find the treads break away from the stringer causing catastrophic stair tread collapse and perhaps serious injuries. These measurements are taken at the leading edge of the treads. The tread depth code for residential stairs. 8. User note: About this chapter: Chapter 3 contains a wide array of building planning requirements that are critical to designing a safe and usable building. 547. (d) The narrowest width in a stairway or landing serving a stairway shall determine the units of width for the. 29(d) Designated areas. The distance between the ship's ladder and any obstacle on the climbing side must be at least 30 inches. The employer must ensure: (1) Handrails, stair rail systems, and guardrail systems are provided in accordance with § 1910. §1626. Recommendation: Providing visual contrast (light-on-dark or dark-on-light) on the top and bottom steps that is approximately 2 inches wide and located either on nosings or at the leading edges of treads is helpful for people with low vision. Weight-Bearing. Slope between 30° and 50° from the horizontal. A minimum of 27 “width below handrail where handrails are on both sides. Standard 36" or 48" wide treads, 41 1/4" or 53 1/4". 51 m) in width, of adequate strength, maintained in safe repair and safely secured shall be used. Top rail and handrail requirements for stairrail systems under the construction standards. The minimum load capacity must be at least 100 pounds per square foot, with a minimum tread center concentrated load of at least 300 pounds. Be sure to check with your code official regarding your area’s guardrail height requirements. Treads should have a minimum depth of 10 inches, and risers a maximum height of 7 3/4 inches. 5. The OSHA stair headroom clearance requirements are found in OSHA 1910. Rise and tread measurements are dictated by the angle of the stairway rise. (ICC) includes the building code and fire code which address in detail the requirements for safety and slip resistance in stairs and means of egress as already discussed. Note that our enforcement. 22 from the list price if you will provide your own bracing for the system. According to OSHA guidelines, the minimum dimension for landings is 22” wide by 30” deep; all stairs with four or more risers must have handrails and guardrails; variations in riser height or stair tread depth must not exceed . Understanding the OSHA stair requirements as now as IBC stair requirements canister help guarantee the stairs are safe and in compliance. OSHA standards or the Occupational Safety and Health Act of 1970. STAIRMASTER anti-slip renovation treads are ideal for exit path markings, safety egress systems, steps and landings. Stringers may project 1 1/2 inches. 3. 12, Point A shall be the point from which dimensions of width, length and depth are established for the minimum diving water envelope. 2 [Handrail] Top Extension at Stairs. Commercial stair tread code requirements. 24(c), Fixed Industrial Stairs, Stair strength , in regards to the application of a 1000 lbs load on fixed industrial stairs. 1 specifies 100 psf min. Topics. ( NOTE: If no nosing & solid risers, tread minimum is 11”.