Stairs. 1910. The employer must provide, and ensure each employee uses, a safe means of access and egress to and from walking-working surfaces. Commercial stair handrail height must be between 34” and 38” inches as measured from the stair tread nosing. This article series provides building code specifications, sketches, photographs, and examples of stair & railing safety defects used in inspecting indoor or outdoor stair railings or handrails and related conditions for safety and proper construction. 21 (b) as: OSHA handrail standards state that 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. 1(b)Handrails, Guards, Grab Bars, Seats and Vehicle Barriers). Distance between the two stair railings as measured from the two closest edges. Finally, remember handrails must be between 30 and 38 inches as measured from the leading edge of the stair tread. All workers in the United States must abide by the occupational safety and health regulations set forth by Federal OSHA. Handrail diameter between 1. 24 (a) (2) Each step bolt is designed, constructed, and maintained to prevent the employee's foot. 1917. Don’t run or rush on the stairs, and don’t skip steps. The general standards also address. 5 cm) in height. [Statutory Authority: RCW 49. 1 This standard deals with the safety requirements to be provided in buildings where there is danger of persons or materials falling through floor or wall openings, or from stairways, or catwalks. The minimum width of the stairway shall be 44″, unless the stairway serves an occupancy of less than 50, in which case the minimum width is 36″. 23. Sapyta: Thank you for your November 7, 2014, letter to the Occupational Safety and Health Administration (OSHA), regarding OSHA requirements for stairs and railings for accessing trailers on semi-trailer trucks. HTML PDF: 296-24-93501: Definitions. The International Building Code is a model code prepared under the umbrella of the ICC, and. Design and Construction of Railings. . Oregon Occupational Safety and Health Division Oregon Administrative Rules AO 3-2015 Division 3 437-003-0001 X - 1 437-003-0001 437-003-0001 Adoption by Reference In addition to, and not in lieu of, any other safety and health codes contained in OAR Chapter 437, the Department adopts by reference the following federal regulationsIn addition, OSHA is considering if the unprotected sides and edges of landings for scaffold stairways covered by subpart L need to be provided with guardrail systems that meet the requirements of proposed subpart L alone, or whether those guardrails must also satisfy the criteria of proposed subpart M (51 FR 42718, November. 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. Maximum riser height of 9. Where guardrails are impracticable due to machinery requirements or work processes, an alternate means of protecting employees from falling, such as nets, shall be used. Common types of problems include malfunctioning electrical service or even missing handrails on stairs. Based on the height requirements for stair rails and handrails and the requirements in Table D-2, are both stair railsHandrail 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. 5 inches. Overview. Railings and toeboards must meet the specifications laid out in Article 16 in the California Code of Regulations. 24 cm). Handrails must be between 30–38 inches high from the leading stair edge. bigger footprint than OSHA stairs. Phone: 952-442-7520. 2. Systems can use stair rails as handrails if they meet strength tolerance, finger clearance, handhold, opening, surface texture and projection hazards. Construction Safety Orders Article 17. The first proposed change would make clear that “a stair rail system with a. Basically, building one step 185mm high and the next 220mm high is illegal (due to all the accidents). 16 OSHA Assistance. Stairs should be in safe condition and be of suitable design and dimensions for their use, as set out in Building Regulations Approved Document K. Oct 27 2017. 2 m) One handrail on each enclosed side One Stair rail system with handrail on open side and one handrail on enclosed side. Some of the requirements for all types of suspension scaffolds include:. OSHA then issued a ruling that allowed the handrail on the stair to double as a guard if it were 36" high. Subchapter 4. §3214. Stairway Handrails Recommendation: In facilities that primarily serve children, a second set of stairway handrails 28 inches high maximum above stair nosings is advisable. Barrier design 40 20. 5˝ 11˝. 1926. 6]Step Guardrail Height: Unlike ADA guidelines, the guardrails in OSHA steps also act as handrails when the top edge of the guardrail is between 36 and 38 inches above the leading edge of the stair tread. The railings must be capable of withstanding a force of at least 200 pounds applied in. This includes, but is not limited to, requirements related to: general structural design, fire-resistant construction, light, ventilation, sanitation, plumbing fixture clearances, minimum room area and ceiling. Temporary Stairs. S. ( d) Inspection, maintenance, and repair. 8. 14 Handrails. Handrails should be continuous for the length of the stairs or ramp. , The artist formerly known as HotRod1029 CFR 1926. In addition to the requirements of this Part, a barrier and handrail must comply with the structural requirements of Part 3. 27 inches. 9 Stairways, handrails and guards: Every exterior and interior flight of stairs having more than four risers, and every open portion of a stair, landing or balcony which. Section 1910. OSHA catwalk handrail requirements . surfaces and their access; workplace, floor, wall and . As for the load calculations, it is imperative to know that. 24 for the safe design and construction of fixed general industrial stairs. Both measurements are from the leading edge of the stair tread to the top surface of the handrail. Handrails are required when there is a top step height of 4 feet or more and a railing needs to be 29. (a) General. §3214. 1. Stairways and alternating tread stairs can both be descended face. 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. Where fall from height is significant it is recommended to. 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. 5 inches and the minimum stair tread is 9. 2 to R311. 5 inches (24 cm); andThe same height specifications apply to handrails on stairs. Therefore, if your stair railings are 30-34" as specified in §1910. OSHA is therefore proposing two separate provisions for stairs with two open sides Start Printed Page 27334 and a width of less than 44 inches: The corrected requirements for new handrails and stair rail systems (located in Table D-2), and a separate provision to retain the current requirements for already existing handrails and stair rail systems. . The Ontario Building Code | Handrails. [IBC 1011. [IBC 1011. - 08/30/1999. The maximum range for a stair slope is 20º-50º. 5 inches (24 cm); ( 3) Have a minimum tread depth of 9. At least one handrail must be provided for stairs with four or more risers or 30 inches of ascent. If a safety rail taller than 3. 1910. S. Additional OSHA handrail requirements. Riser. Existing Table D–2 contains a. The International Building Code (IBC) is a model code for commercial construction that provides minimum requirements to safeguard the public health, safety, and general welfare of the occupants of new and existing buildings and structures. OSHA requirements are set by statute, standards and regulations. Regarding handrails, there are two sets of regulations: OSHA (Occupational Safety and Health Administration) and the ADA (Americans with Disabilities Act). Dear Mr. ADA handrails with a non-circular cross-section should have a perimeter dimension between 4″ and 6. Distance between the two stair railings as measured from the two closest edges. Treads (the horizontal stair element you step on) that are at least 10 inches in depth and no more than 14 inches. Handrails, on the other hand, are something that can be grasped for guidance or support while walking, usually on a stair. Chad Holder. The 2010 Standards set minimum requirements – both scoping and technical – for newly designed and constructed or altered State and local government facilities, public accommodations, and commercial facilities to be readily accessible to and usable by individuals with disabilities. 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. 21 (b) Definitions . California Code of Regulations, Title 8, Section 1626. Alternating tread stair 22 11. According to the International Code Council¹, stairs need a handrail when there are more than four risers. Balusters. Distance. A standard railing is required around the platform, and it falls under OHSA 1910. Contact us for help! For more information about our products, reach out to the EDGE Fall Protection team. 1926. NATIONAL STANDARDS FOR THE PHYSICAL INSPECTION OF REAL ESTATE U. 1910. IBC/IRC Height Requirements. OSHA Fall Protection Requirements. Typical locations for guarding 36 18. Find out the enforcement guidance and the enforcement policy for stair rail systems installed on or after January 17, 2017, which must meet the 42-inch height standard. Effective handrails are 30 to 37 inches high and meet the guardrail strength requirements (i. 23 (a) (1) - Personal Fall Arrest System or Ladder Safety System on Fixed Ladders, and Fixed Ladders Used on Grain Silos for Emergency Escape - 10/18/2019. C* - Riser height: 12. 2. Handrail Requirements. 13 Stair Rails. 2. 3 Stairways and Landings model code. OSHA. 25(b)(4) the stairway landings must be at least the diameter of the stairway, which has an minimum width of 22". Plus, they are required to have an intermediary landing if the staircase has a rise of 12’ or more. Exception: See spiral stairways. Go are numerous standards in the International Fabrication Code is are affiliated specifically to Manual. 2. OSHA requirements for stairs also dictate that any spiral stair must have a handrail. Minimum single stair railing distance. 5” Minimum tread astuteness of 9. Stair Rails and Handrails. If the guard top rail is not used as a Handrail, it would not have graspability requirements. Use tread and rise requirements that vary by stairway angle. Always check with your local jurisdiction as requirements are different in each area. Law and Regulations ; Federal Registers ; Open for Comment ; Regulatory Agenda ; Standard Interpretations ; Training Requirements by Standard ; Enforcement Back. The stair will be installed at a 70-degree angle or less. 2Height. Here are the key points regarding handrails for stairs according to OSHA regulations: Four or More Risers: According to OSHA regulations, handrails are required on stairways with four or more. A pedestrian safety rail is not required in areas where no pedestrian or maintenance personnel are expected. Construction Safety Orders Article 17. Safety is Paramount when it comes to Stairways-Part M. 500, 23 April 1973 - Excerpt: Since cables or chains are commonly used as barriers or guards on construction projects at floor and wall. Strength. Handrail height, measured vertically from the sloped plane adjoining the tread nosing , or finish surface of ramp slope, shall be not less than 34 inches (864 mm) and not more than 38 inches (965 mm). OSHA requirements for stairs also dictate that any spiral stair must have a handrail. The Bulletin is advisory in nature, informational in content, and is intended to assist employers inADA Chapter 5 Section 505. 500 (f) (1) (vi) provides the specification criteria for a standard railing exception as follows: (vi) Other types, sizes, and arrangements of railing construction are acceptable, provided they meet the following conditions: (a) A smooth-surfaced top rail at a height above floor, platform, runway, or ramp level of approximately. This Safety and Health Information Bulletin is not a standard or regulation, and it creates no new legal obligations. General requirements. The stairways must be installed between 30 degrees to 50 degrees from horizontal. 28 (b)(11)(ii): Each flight of stairs having at least 3 treads and at least 4 risers are equipped with stair rail systems and handrails. You can make your trip up or down a flight of stairs much safer if you remember to use the handrail. However, it requires that the stair landings be at least the width of the stair or 48 inches, whichever is less. Private stairways 30 inches (762) or less in height may have a handrail on one side only. 5. Private stairways 30 inches (762) or less in height may have a handrail on one side only. • There must be a stair rail at each open side. Installing proper stair rails wherever required is indeed a key component of preventing slips, trips, and falls at work, but employers need to do more than simply meet any state and federal requirements. 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, the width of the stair to be measured clear of all obstructions except handrails: (i) On stairways less than 44 inches wide having both sides enclosed, at. Handrails can be higher. For these stair rail systems, the top rail may serve as a handrail, provided the top rail is 36 to 38 inches in height (as measured at the leading edge of the stair tread to the top surface of the top rail) and meets all other handrail requirements in §1910. Requirements for Ladders OSHA has reorganized separate rules for fixed ladders, portable wood ladders and portable. Unified safety standards for fall protection. Rise and tread measurements are dictated by the angle of the stairway rise. 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 requirements are set by statute, standards and regulations. Basic OSHA Stair Requirements. Haydl: 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. ACTION: Notice of proposed rulemaking. Under the proposal [proposed §1910. 25(b) and (c). OSHA stair width is generally a minimum of 22 inches. Hand Railing projection into stairs (<= 4. • Stairs wider than 44 inches must have a handrail on each side. In alterations, stairs between levels that are connected by an accessible routeflight. 4-1979 - Safety Requirements for Job-Made Ladders. 8. [Docket ID–OSHA–2020–0009] RIN 1218–AD28 Walking-Working Surfaces AGENCY: Occupational Safety and Health Administration (OSHA), Labor. Introduction. Learn how to comply with the OSHA requirements for the heights of handrail and top rail of stair rail systems, which vary depending on the installation date of the system. Stair Rails as Handrails. 31-1/2 inches. 5 and 35. 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. See figure D-13 Combination Handrail and Stair Rail. Physical characteristics of handrail and railing, joints, and anchors. The OSHA rules and standards regarding handrails are in the section about the fall protection systems. U¢s ¶†È. The employer must ensure: 1910. 502(a) General. safety requirements for workplace walking/working . HEIGHT CLEARANCE minimum 6’6” clearance from nose of tread to overhead obstruction. 25 must be met, including the need for guardrails, handrails, vertical clearance of 6'-8", uniform treads/risers, etc. (36 in. In actuality, 1926. Law and Regulations ; Federal Registers ; Open for Comment ; Regulatory Agenda ; Standard Interpretations ; Training Requirements by Standard ; Enforcement Back. 1 m) plus or minus 3 inches (8 cm) above the walking/working level. (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. Note: Dimensions and stair requirements apply only to individual dwelling units in residential occupancies. 23 and 29 CFR 1926 Subpart M, respectively, in the Code of Federal Regulations. IBC Stairs require guardrails of 42″ high and handrails of 34″ high on both sides of the stairwell. 5” on either side of the stairway. Minimum Tread Depth 9. In addition to paragraph (b) of this section, the employer must ensure alternating tread-type stairs: ( 1) Have a series of treads installed at a slope of 50 to 70 degrees from the horizontal; ( 2) Have a distance between handrails of 17 to 24 inches (51 to 61 cm); ( 4) Have open risers if the tread depth is less than 9. 75 inches each. In alterations, stairs between levels that are connected by an accessible route (e. Flat 2x4 and 2x6 handrails do not meet the requirements for graspable handrails. The top of handrails and handrail extensions shall not be placed less than 34” (864 mm) nor more than 38 inches (965 mm) above landings and the nosing of treads. The governing requirement for the guarding of ladderway floor openings and platforms is paragraph 1910. 7. This is consistent. HTML PDF: 296-24-74025: Ship stairs. 29 (f) (1) (i)) (as measured at the leading edge of the stair tread to the top surface of the rail). e. OSHA stairs requirements for alternating tread stairs General OSHA stair requirements 5 Compliant fall protection 2 3 Uniform riser heights and tread. 23 that addresses stair railings is subsection (e) (2) and not (e) (1). Exit Signs. 2. What Are the Key Regulations for OSHA-Compliant Stairs? 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 . Under §1910. The answer to your question is that 1910. Handrails may not be mandatory under. 2 Width and capacity. Subchapter 4. The pitchline is defined as ‘the line joining the leading edge or nosings of successive stair treads’. These. OSHA set the design requirements for alternating tread stairs included teil 1910. If your system was installed before January 2017, the mandatory height decreases to 30 inches. Scaffolding terms mean: Bearer. 23 (e) (3) (ii) For pipe railings, posts and top and intermediate railings shall be at least 1 1/2 inches nominal diameter with posts spaced not more than 8 feet on centers. In addition, the stair rails, handrails and mid-rails must be constructed so as not to create hazard. You indicated from our phone conversation that 1910. 9. Handrail is rail that provides a handhold on a platform, walkway, stairway or step ladder. OSHA stairs are permitted to be steeper than IBC stairs and may have open risers. The basics of handrail standards and when they apply. The requirements of OSHA safety regulations for the safe use of ladders and stairs (Subpart X, Title 29 Code of Federal Regulations, Part 1926. 23 (e) (2), you are in compliance with §1910. 29(f). 1926. 04(3)(b)6. 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 & drains, and related conditions for safety and proper construction. HTML PDF: 296-24-93503:Janek 15/11/2011 House building, National Building Regulations (SA), safety, SANS10400-NBR (SA) 133 Comments 97,848 Views. 29 - Fall protection systems real falling object protection-criteria and practices. It also provides requirements for temporary service, metal. 42˝ Min. OSHA also states that the guardrails must be between 39 and 45 inches tall. Stair railing. 28(b)(11)(ii) provides handrail requirements. The IBC defines the various design requirements for handrails, providing clear and concise specifications. Rauchut, This is in response to your letter of July 18, 2017, requesting the Occupational Safety and Health Administration (OSHA) to address a specific question of whether any safety factor is required in the design of handrails and top rails. Your concern is whether or not the standard requires that all permanent handrails be painted yellow. Guardrail Requirements vs. A 40mm diameter Dowl handrail must be fixed to the wall at a minimum of 900mm centres between the supports. Step Guardrail Height: Unlike ADA guidelines, the guardrails in OSHA steps also act as handrails when the top edge of the guardrail is between 36 and 38 inches above the leading edge of the stair tread. • There must be a stair rail at each open side. 23 - OSHA requires fall protection for elevator work when a fall hazard is present. , ramp or elevator) are not required to meet the Standards, but handrails must comply when stairs that are part of a means of egress are altered (§210. As a result, four inches would be the maximum allowable opening. 1052(c)(6) is for height of handrails of 30 to 37 inches not stair rails. The upright member of a step situated at the back of a lower tread and near the leading edge of the next higher tread. TO: ALL AREA DIRECTORS Paragraph 1926. Requirements for stairways address treads and risers, surfaces, nosings, and handrails. (g) Ramps for wheelbarrows, if made of planking, must have an odd number of planks. The required number of handrails is 2. 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. The key is to distinguish between the requirements for fall protection guards at open edges, and grabrails/handrails at stairways and ramps. . 4. 24 inches in width, with. CONTENTS SECTION 1 Introduction. This strength and stability is crucial. • Stairs wider than 88 inches must also have a handrail down the middle of the stairway. Handrails should be installed between 34” and 38” from the walking surface of the ramp. 31-1/2 inches. 866. §3217. 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. If you are using a circular. Theatre galleries, balconies, or other such elevated seating locations, where a 42-inch railing would obstruct the sight lines, may be protected by a guardrail or other barrier of not less than 34 inches in height provided that a horizontal concave safety ledge not less than 6 inches in depth and not less than 36 inches in effective width is installed beyond the. 9 Toe. Minimum single stair railing distance. The following requirements apply to all stairways as indicated: (c) (1) Stairways having four or more risers or rising more than 30 inches (76 cm), whichever is less, shall be equipped with: (c) (1) (i) At least one handrail; and. At the top of a stair flight, handrails shall extend horizontally above the landing for 12 inches (305 mm) minimum beginning directly above the first riser nosing. Maximum 4-1/2 inch handrail projection into stairway width, on either side. 3. These regulations are for the convenience of the user and no representation or warranty is made that the information is current or accurate. Requirements for stairways address treads and risers, surfaces, nosings, and handrails. General OSHA Handrail Requirements. According to the ADA, handrails on stairs should be between 30 inches and 38 inches in height, measured from the leading edge of the stair tread. 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. 2. 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. There shouldn't be obstructions on the top or sides of the handrails. Extensions shall return to a wall, guard, or the landing surface, or shall be continuous to the handrail of an adjacent stair flight. 5-1982 - American National. 23(e) because the height of the standard railing on the stair landing is less than 42 inches nominal. Handrail, stair rail, and guardrail system requirements. g. (Title 24, Part 2, Section 3305 (b). Minimum handrail wall clearance of 1. 1926. The agency notes in a press release that the proposed rule “does not reopen for discussion any of the regulatory decisions made in the 2016 rulemaking,” adding that it “focuses solely on clarifying some of the requirements for handrails and stair rail systems finalized in 2016, and on providing flexibility in the transition to OSHA’s newer. where total occupant load of all. 25 (b) (3): Stairs have uniform riser heights and tread depths between landings. (Title 24, Part 2, Section 2-3326(g). The top rail of the handrail must be a minimum of 42" [ref. The Agency has determined that such deviation will not compromise employee safety, so long as the stair tower otherwise complies with the requirements of paragraph (e)(4). So going back to rfied112's orginal question. A handrail and a wall orOSHA Stair rail requirements - stair railings may serve as handrails, and vice-versa. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. ADA Chapter 5 Section 505. Other stair requirements of 7. 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). The standard prohibits using repaired wire. Re: Stair rail and hand rail heights; §1926. Intermediate stair railings shall be spaced. 1052(c)(5), (c)(6)). Each stairway should have at least one handrail. OSHA roof guardrail requirements state that the top rails and the mid-rails of the guardrail system must bet at least one-quarter of an inch thick. It’s also crucial to ensure your workers follow effective general stair safety protocols while at work, as doing so will limit the chances. The stairway must be at least 36 inches wide, measured above the handrail. The maximum riser height shall be 7 ¾ inches. 1910. These systems may be mounted 36-38 inches high. Learn how to comply with the OSHA requirements for the heights of handrail and top rail of stair rail systems, which vary depending on the installation date of the system. 25(f)(1) Have a series of treads includes at a slope a 50 to 70 degrees from the horizontal;OSHA published a proposed rule in May 2021 to clarify this. ASME A17. OSHA Handrail Standards. When figuring out the tolerances for the OSHA guardrail height, the minimum allowed is 39". In addition, OSHA requires that fall protection be provided when working over dangerous equipment and machinery, regardless of the fall distance. In these cases, a handrail must be mounted on at least one side if the stairway is less than 44 inches wide. Handrails with a non. Questions & answers on building, installing & inspecting stair rails and stair guard rails - safety & regulations. Slope between 30° and 50° from the horizontal. 10, 1999)), OSHA offered the following explanation: . (1910. 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. OSHA requirements are set by statute, standards, and regulations. General Physical Conditions and Structures Orders, Article 2. OSHA publishes a final rule. ADA Chapter 5 Section 505. • Handrails must be between 30 and 38 inches as measured from the leading edge of the stair tread. 91-596, encourages states to develop and operate, under OSHA guidance, their own job safety and health plans. The vertical distance from the top of a tread to the top of the next higher tread. Table D-2 under section 1910. 05/13/2019 - OSHA Trade Release - U. 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. 5. Stringers may project 1 1/2 inches. 500, GUARDRAILS, HANDRAILS & GUARDS [PDF] Standard Number 1926. Rise. __. shall not exceed the smallest by more than 3/8 inch. The railing height should be at least 42 inches from the first edge of the tread to the rail's upper edge. California safety requirements for the construction of stairways, ramps, stair rails which is governed by the California Code of Regulations. 21(b)(5). 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. The provision refers to existing Table D–2, Stairway Handrail. Safety and Health Regulations for Construction; Subpart: 1926 Subpart X; Subpart Title:. 1926. 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: ( ii) One stairrail system along each unprotected side or edge.