25 (b) (1) Standard 1910. OUR ACCOUNT; IS INSTALLATIONS; CODE COMPLIANCE; MY TESTIMONIALS; RECHTSSACHE STUDIES; WARRANTY CLAIMS AND RETURNS; PRODUCTS. 23 (a) Jacob's ladders shall be of the double rung or flat tread type. See all powder-coated color options. OSHA requirements are set by statute, standards, and regulations. 1915. S. 5-1992 Safety Requirements for Portable Reinforced Plastic Ladders. 1917. 72(a)] Note: There are specific requirements for construction of portable wooden ladders that are less than 30 feet and 30-60 feet. Below are the 2009 and 2012 provisions from the unadulterated IBC. 2 Standards G13. The Agency’s interpretations explain these require- ments and how they apply to particular circumstances, but they do not create additional employer obligations. Subpart E—Scaffolds, Ladders and Other Working Surfaces. 75(g) Catwalks on stiles of marine railways shall be no less than 20 inches wide and shall have on at least one side a guardrail and midrail meeting the requirements of § 1915. Yes. 8-1977, Scaffolding, updating its safety requirements for the use of scaffolds in construction and demolition operations. 36" inboard rails. 11 Ship ladders. 561 – Handrails over Roofing;Even if certain OSHA standards do not require documentation of safety training, it can’t hurt to have the information about the topic, the trainer, the date, and names of the workers on file. Please feel free to contact us at (888) 310-7040 for questions and inquiries. Y N N/AThe average annual number of fatal fall-from-height accidents increased from 479 in 1992 to 607 in 2002. gov. 5 inches (24 cm); and. If necessary, the training. Occupational Safety and Health Administration 200 Constitution Ave NW Washington, DC 20210 1-800-321-OSHA 1-800-321-6742 Federal Government White House; Benefits. For angles less than or equal to 30 degrees for Ramps. The following diagram is a recommendation that combines the IBC and OSHA requirements. Custom built to exact height. If a fixed ladder does not have a cage or a well, it must have the following: A clear width of at least 15 inches (38 cm) on each side of the ladder centerline to the nearest permanent object. 23. 25 (Stairways). Ladder rungs, cleats, or steps must be parallel, level, and uniformly spaced when the ladder is in position for use. 2(1)-2 Application of CSA and ANSI standards for suspended stages. 14 m) shall comply with the following provisions: 1917. Ships ladders shall not be used as an element of a means of egress. Department of Labor. 71(k)(2)] Ladders must be located so employees do not need to step more than one foot from the ladder to any intermediate landing or. accommodation ladder and brow. These are specifically designed to provide ladder fall protection when climbing or descending ladders or vertical structures up to 300 feet in height. 502(k) and training that meets the requirements of 29 CFR 1926. 1926. American National Standard Institute (ANSI) standards A14. The general standards also address. • Do not use the top step/rung of a ladder asLadder Safety Foreword This Guide designates the practices that should be followed by the member firms of the Infrastructure Health & Safety Association (IHSA) when using lad-. The system will need to meet the standards for platforms, stairways, ladders and rails. For adequate safety to be provided for the user, unlike conventional stairs that only requires a handrail at one side, ship ladders require handrails at both sides due to its steepness. A swing gate is a requirement at this location. Full Document: Maritime Occupational Health and Safety Regulations. 1917. A “Ship Ladder” is defined by OSHA in proposed section 1910. 1910. WIDTH ≥ 22” between railings. OSHA 1910. 5″, which all our units follow. Ship ladders must be at least 20 inches in width where measured at and below the handrails. 3-1992, Safety Requirements for Fixed Ladders, section 5. For manufactured ship ladder, Alaco Ladder offers two general options: roof hatch access ships ladders and mezzanine access ships ladders. They usually include heavy duty aluminum top and bottom brackets for a fixed, permanent installation. IBC Requirements for Unoccupied Roof Egress. 1050 (b) 1926. 25 (b) indicates that each stair should accommodate. Aluminum access ladders. 91 m) above the upper landing surface and is. Reach 42 inches, plus/minus 3 inches from the walking/working surface at the top. Environment, Safety & Health Division Ladder and Scaffold Safety | Portable Ladder Requirements . For. (OSHA 1910. Falls from ladders account for 20 percent of all fatal and lost work-day injuries in general industry. 1200) and Personal Protective Equipment (29 CFR 1915. These are favoured over accommodation ladders which tend to be constructed for larger vessels. M60 – 60° Shipping Ladder (Max 15’) M70 – 70° Ships Ladder (Max 17’) M75 – 75° Ships Ladder (Max 19. Question #4: Does the fact that ANSI A14. OSHA; Standards; Enforcement; Topics; Media Center; Contact Us; U. In my design work I would often check OSHA for things not in IBC. . Of course, thee shoud including check the OSHA codes as right as local building coding when designing a ship ladder. Cages shall be provided on ladders of more than 20 feet to a maximum . 29 (b): "Fall protection systems and falling object protection -- criteria and practices. Top view sketch of catwalk side mounted fixed ladderway opening. 29 CFR 1926. 2009 IBC: 1009. All ladders shall be inspected regularly, with the intervals between inspections being determined by use and exposure. In 1988, the American National Standards Institute (ANSI), an organization which sets voluntary consensus standards, approved a revision of ANSI A10. 2 Electrical requirements. The structure of the accommodation ladders and gangways and their fittings. Ships ladders are permitted to be used in Group I-3 as a component of a means of egress to and from control rooms or elevated facility observation stations not more than 250 square feet (23 m 2) with not more than three occupants and for access to unoccupied roofs. 28(b)(9)). the centerline of the ladder. [29 CFR 1915. When climbing or descending the ladder, the three points of contact should be observed for a secure handhold on the ladder. ”There are diverse international standards and references for stairs. 5‑2007. Contact Alaco Ladder for all your ladder needs. , step ladder) as a single ladder or in a partially closed position. The requirements detail the size,. 1926. In 1988, the American National Standards Institute (ANSI), an organization which sets voluntary consensus standards, approved a revision of ANSI A10. Also, the American National Standards Institute (ANSI) standard A14. H60 – 60° Ships Ladder (Max 15’) H70 – 70° Ships Ladder (Max 18’) H75 – 75° Ships Ladder (Max 18’). (a). Furthermore, the following safe ladder use criteria will be required to be met:1926. For adequate safety to be provided for the user, unlike conventional stairs that only requires a handrail at one side, ship ladders require handrails at both sides due to its steepness. 7. ACTION: Request for information (RFI). 81 Friday, No. Ladders: Fixed Ladders Used Only for Emergency Evacuations. Inspection items are provided in . Clear Width to the . Department of Labor. OSHA standards. 1:In line with this section, Alaco’s heavy-duty ship ladders consist of aluminum alloy, so you can rest assured that they follow these requirements. standards, and providing training, education and assistance. 6. 1 Handrails of ships ladders. 8. 11 Ship ladders. 2 m) or more above a lower level is protected from falling by a personal fall arrest system. (Theequipment. slippery material on the rungs, steps or feet. [§1910. OSHA’s timeline for enforcement of OSHA regulations for ladders that extend more than 24 feet about the lower level, as well as the timetable for phasing out cages and wells as a means of fall protection, includes the following: For caged, fixed ladders installed before Nov. 3. 30(b)(1)] PART 1: INTRODUCTION Portable ladders: Don’t let them let you down Portable ladders are often the first toolOSHA requirements are set by statute, standards and regulations. general environmental controls 5205. Choose from our selection of ship ladders, including space-saver stairs, forward descent space-saver stairs, and more. General requirements; Fiberglass, aluminum, and ship's ladders that are also used in the shipyard and their maintenance requirements are addressed under the general requirements. (TheShips ladders are designed for access to roof hatches, mezzanines, equipment lofts and other restricted spaces. 12. 3. Now, fixed ladders must have a personal fall arrest system or a ladder safety system. (i). #7. 28(b)(9)(i)(B) You can choose any PFAS provided it meets the OSHA requirements. that fixed ladders include individual rung ladders, but do not include ships stairs, step bolts, or manhole steps. Definitions: Page 9 What are the Safety Standards for Ship Ladders? OSHA requirements for ship ladders appear in Section 1910. (4) Rungs, cleats, and steps shall be free of splinters, sharp edges, burrs, or projections which may be a hazard. 5‑2007. It covers the general and specific requirements for portable. 1053 - Clarification on when a trestle ladder would be considered a stepladder. 1) Easy to understand – Standardized ships ladder designs are easy for workers and engineers alike to both construct and follow instructions for assembly due to their simplicity in form and design. In those instances where ship's ladders meet the criteria contained in the proposed revision to Subpart D, dated September 6, 1973, and do not adversely affect the safety of the employees, their use may be considered a de. Load-capacity of 1,000 lbs. Appendix B, Criteria for determining the feasibility of providing safe access and fall protection for scaffold erectors and dismantlers. Ship ladders, ship. 5: Safety Requirements for Portable Reinforced Plastic Ladders: ANSI: A14. Response: 29 CFR 1910. Ships ladders. Custom built to exact height. View Product Details; Two Step Wall-Mount Ladder (WML) Sturdy 2-step wall-mount ladder is perfect for shorter access points or slippery or wet environments. • Do not use a self-supporting ladder (e. g. FIGURE 13 Arrangement for Climber Safety Cage of Vertical Ladder. Please feel free to call us at (888) 310-7040 for questions and inquiries. STEP 3 - Draw a section - by drawing a section you will have an idea of how much room your ship’s ladder will require. 8 kPa (100. Understanding the IBC go requirements and OSHA stairway requirements for roof access, usability, and safety of each select von device will help you choose the right device for accessing roof hatches and unoccupied rooftop spaces. 15 Code - Download as a PDF or view online for free. H60 – 60° Ships Ladder (Max 15’) H70 – 70° Ships Ladder (Max 18’) H75 – 75° Ships Ladder (Max 18’) H80 – 80° Ships Ladder. Ships with rubber bumper attached to the center stringer. American Nationa l Standards Inst itute standard: ANSI A14. 1200) and Personal Protective Equipment (29 CFR 1915. 453, Aerial lifts. Head clearance requirements for fixed ladders used on FAA radio communication towers. 6″, a clear width of 26″, and a tread depth of 7. A. Meets or exceeds OSHA standards. 27 for the safe design and load requirements of fixed ladders, appurtenances, and fastenings. 28(b)(9)(i)(B) Each fixed ladder installed on and after November 19, 2018 must be. The maritime industry includes the construction, repair, and scrapping of vessels, as well as the movement of cargo and other materials. 159 and. In California, Portable Ladder Safety is regulated by Title 8 California Code of Regulations (T8CCR) Sections 1675 , 3276, 3287, and 3413 . 85 (a) (2) The maximum cargo weight the container is designed to carry, in pounds; and. 8. Fixed ladders above 24 feet must have a fall protection system Previously, the OSHA required fixed ladders taller than 20 feet to have cages as a form of fall protection. 74 Access to vessels. Furthermore, the following safe ladder use criteria will be required to be met:29 CFR 1926. 2 RELATED SECTIONS A. Construction employees must be trained by a competent person. 25(b) According to standard number. OSHA; Standards; Enforcement; Topics; Media Center; Contact Us; U. 21 Scope and Definitions. Up to 300 lbs capacity. They are ideal for chimneys, towers, vats, antennas, tanks, water treatment plants, refineries and other industrial or marine applications. 15. 21 as a stairway equipped with treads and stair rails with a slope greater than 70 degrees. 29 (f) (1) (i)) (as measured at the leading edge of the stair tread to the top surface of the rail). The second is a table showing angle and type. 25(e)(1) Are built-in at a sloped of 50 to 70 final from the horizontal; RISERS must be uniform between landings, 30-50 deg, ≤ 9. 1917. 25 standard) 42" guards. 451(g)(1) and ]Personal fall arrest systems for scaffolds must meet the requirements of 1926. 7: Safety Requirements for Mobile Ladder Stands and Mobile Ladder Stand. No landing platform shall be required in these cases. 1: Safety Code for Window Cleaning: ANSI: A92. 1926. Previously, the OSHA required fixed ladders taller than 20 feet to have cages as a form of fall protection. 2120. In general, the standards require the following: A ship's ladder must have toe clearance of 7 inches unless the nature of the work requires a lesser clearance; 4. Rungs must be spaced between 10"-14" inches apart. All ladder safety systems shall meet the design requirements of the ladders which they serve [See subsection (c)]. Our aluminium monkey ladders are made to the greatest quality and safety standards, and they are made to withstand demanding working situations. Read about the features of aluminum ladders and columbia to get its. Standard Number: 1910. 451(e)(1) ] When using direct access, the surface must not be more than 24 inches (61 cm) above or 14 inches (36 cm) horizontally from the surface. Call us today at (832) 290-7296 for more maritime safety information! Tags: maritime safety, OSHA standards, safety consultant. 23 (b) (12) requires employees to use at least one hand to grasp the ladder when climbing up and down it, but does not require employees to grasp a specific portion of the ladder, such as the horizontal rungs. OUR ACCOUNT; IS INSTALLATIONS; CODE COMPLIANCE; MY TESTIMONIALS; RECHTSSACHE STUDIES; WARRANTY CLAIMS AND RETURNS; PRODUCTS. STEP 4 - Work out head room - another cross section issue. Differences in the regulatory text between paragraphs 1910. Custom crossover ladders. Ships Ladders • Technical term = inclined ladder • Used similar to vertical ladders • Handrail configurations fitted for hatch openings or walk-thrus 5. 27 (b) (1) (v) The rungs of an individual-rung ladder shall be so designed that the foot. Figures 2 and 3 show gangways incorrectly rigged, therefore increasing the risk of incidents. Safety Requirements for Mobile Ladder Stands and Mobile Ladder Stand Platforms: ANSI: A39. Fixed ladders include individual-rung ladders, but not ship stairs (ship ladder), step bolts, or manhole steps. Y N N/A Are the siderails of ladders extended at least 3-1/2 feet above the landing? [29 CFR 1910. Steel, aluminum, wood, and fiberglass ladders proudly crafted in the United State been 1908. The area shall be located on the same lot not less than 50 feet (15 240 mm) away from the building requiring egress. G13. 120 (b) (1) Fixed stairs installed after October 3, 1983 shall be positioned within the range of 30 degrees to 50 degrees to the horizontal with uniform riser height and tread width throughout each run and be capable of a minimum loading of 100 pounds per square foot (445 N) and a minimum concentrated load of 300 pounds (1,334 N) at the. OSHA rarely allows the lack of rails. 25 (b) (2) Vertical clearance above any stair tread to any overhead obstruction is at least 6 feet, 8 inches (203 cm), as measured from the leading edge of the tread. Ships with rubber bumper attached to the center stringer. Quick, responsive service. 152) standards. The second way out can be a means of escape - e. Purpose of this guideline1915. There are two very good reasons for using the pilotladder in the correct way: The safety of the pilot and the structural integrity of the pilotladder. Vertical Center Line of the Fixed Ladder. The Limits of an OSHA-compliant Exterior Ladder. The reader must be thoroughly familiar with these regulations as they apply to. Exterior Roof Access. ANSI A14. Meets or exceeds OSHA requirements. 51 - Ventilation and protection in welding, cutting and heating. The minimum clear width at and below the handrails shall. (2) The standards adopted in subrule (1) of this rule are available from Global Engineering. uses to 144". 5205. 306. 23 (b) A Jacob's ladder shall either hang without slack from its lashings or be pulled up entirely. [29 CFR 1915. Safety Standards Committee (QSSC) under the purview of the Singapore Standards Council. 25(e) lower: 1910. Section 1910. (3) Use of ladders. The Agency’s interpretations explain these require-. The Limits of an OSHA-compliant Exterior Ladder. Industry standards usually have four inch to six inch deep tread with an anti-slip surface. Fixed ladders include individual-rung ladders, but not ship stairs, step bolts, or manhole steps. 72(a)] Note:. There are 29 OSHA-approved State Plans operating state-wide occupational safety and health programs. be kept in position, except when goods or materials are being hoisted or lowered at the opening or doorway. HP80 – 80° Folding Ladder (Max 14’) 560 Fixed Wall Ladder; 660 Retractable Ladder (Max 17’3″) H1000 – 60° Vessels Mains; H1000 – 65° Ships Ladder; H1000 – 70° Dive Ladder; H1000 – 75° Vessels Flight; Mezzanine. Fixed ladders include individual-rung ladders, but not ship stairs, step bolts, or manhole steps. 97 MB) This guide provides compliance information to help the metal and nonmetal mining industry meet current requirements of the Mine Safety and Health Administration’s (MSHA’s) ladder safety standards. Page 2 of 3 Part III: Where a straight vertical ladder is permitted in Part IV, below, the following will apply :Construction • Roof Access Ladder: Straight (vertical) ladder s shall be per OFC/PFC section 1011. e. 22 (a) Whenever practicable, a gangway of not less than 20 inches (. 8-2001, Scaffolding Safety Requirements; (b) ANSI/ALI Standard A14. 1-2007, A14. OSHA Fixed Ladder Requirements. They shall be well maintained and properly secured. A-142 05/29/2018. 1052 (c) (3) (i)G13. 30 ladder safety standards. 54 - Welding, cutting and heating of hollow metal containers and structures not covered by § 1915. LADDERS GENERAL new or replacement ladders ≥ 24’ H require PFAS or LSS RUNGS must be uniform and between 10” – 14” apart; ≥ 16” wide CLEARANCES ≥ 30” on. 55, no. Please feel free to call us at (888) 310-7040 for questions and inquiries. Proposed Rules 75:28861-29153, (May 24, 2010). 3. 1, A14. 1915. (Title 24, Part 2, Section 2-3326 (e). 27(d)(3)] Note: The purpose of this standard is to give the climber something to hold onto while getting off and onto the ladder. In 2017 OSHA added a code for these. 25 (e), specifically for ship ladders, indicates that employers should never compromise ladder safety. 25 must be met, including the need for guardrails, handrails, vertical clearance of 6'-8", uniform. [29 CFR 1915. OSHA stair (1910. ” (This definition replaces OSHA’s former definition, for “fixed industrial stairs”, in order to be more general). 5″. Overall width of 23"; inside handrail width of 20". 5/21/2018 PIP STF05501 (Fixed Ladders & Cages) 2/11. OSHA Rules & Regulations on Ship's Ladders General Regulations. Safety Requirements for Mobile Ladder Stands and Mobile Ladder Stand Platforms: ANSI: A39. 1 m) in height shall be provided with a cage, well, or ladder safety device. If a gangway is not practicable, a straight ladder meeting the requirements of § 1918. The employer must ensure: ( 1) Walking-working surfaces are inspected, regularly and as necessary, and maintained in a safe condition;OSHA requirements are set by statute, standards, and regulations. From 70 degrees to 50 degrees show for Ship Stairs. BROWSE CATALOG. Handrails shall be provided on both sides of ship ladders and shall comply with Section R311. ( 4) Have a minimum width of 22 inches (56 cm) between vertical. 1053 (Subpart X – Stairways and Ladders). Larger mezzanines require two or more exit stairways. (iii) The ladder base section must be placed with a secure. When the employer can demonstrate that it is not feasible or creates a greater hazard to use guardrail, safety net, or personal fall protection systems on residential roofs, the employer must develop and implement a fall protection plan that meets the requirements of 29 CFR 1926. Available with or without a cage. From ferries have limited deck space, ship builders been to scheme stairs equal unusually steep slopes. : ORS 654. 82. Appendix A, Scaffold specifications. Fixed ladder safety is included in OSHA’s General Industry Standards 29 CFR Part 1910 Subpart D – Walking-Working Surfaces revised in 2017 and OSHA Construction Standards 29 CFR Part 1926. 3 Inspections . Section 18(b) of The Occupational Safety and Health Act of 1970, P. Here are the relevant fixed ladder compliance deadlines, per OSHA: 1910. An OSHA-approved state plan must have safety and health requirements at least as effective as those of Federal OSHA and must adopt comparable state1915. Download: RFA; Aluminum Guard Rail System for Curb Mounted Roof Hatch. As you can see from the above sketch, there is a single direction of travel to the ladder from the catwalk. OSHA standard 1910. OSHA Ship Stairs Requirements OSHA provides ship ladders requirements (they call them ship stairs) in 29 CFR section 1910. From 70 degrees to 50 degrees show for Ship Stairs. Because frame scaffolds are the most common type of supported scaffold, this eTool uses the frame module to describe requirements that are common to all. 7. These stairs became known as ship's stairs or ship's ladders. 118(d)(5) Share this entry. The Fire Protection in Shipyard Employment standards (29 CFR part 1915, subpart P) require that employers develop and implement a written fire safety plan that covers all the actions employers must take to ensure employee safety in the event of a fire on shore or on vessels (Sec. 3. 29 CFR 1926. Yes. While fixed ladders include ladders attached to equipment, OSHA notes ladders that are designed into or are an integral part of machines or equipment are excluded from coverage 1910. 71 (d) (1) Metal scaffold members shall be maintained in good repair and free of corrosion. 71 (d) (2) All vertical and horizontal members shall be fastened together with a coupler or locking device which will form a positive connection. Safety cages are required on all ladders in high or hazardous areas. Designed for maximum safety, comfort and support Custom engineered with standard parts and components, to meet any condition, at the lowest cost. However, Members should clarify withOSHA; Standards; Enforcement; Topics; Media Center; Contact Us; U. 1926. and corroded components, among others. 1053(a)(17) - Ladders, states: Fixed ladders without cages or wells shall have a. 1011. " The employer must ensure guardrail systems. 1910. A ship's ladder is a specific style of stairway initially used on ships. 10 has been incorporated in A14. 23(b)(1) Ladder rungs, steps, and cleats are parallel, level, and uniformly spaced when the ladder is in position for use; 1910. M60 – 60° Ships Ladder (Max 15’) M70 – 70° Ships Ladder (Max 17’) M75 – 75° Ships Heading (Max 19’)306. Of course, thee shoud including check the OSHA codes as right as local building coding when designing a ship ladder. 1. 29 (f) (1) (ii) (B)) and the handrail must be 30 to 38 inches in height (§1910. The final rule defines ship stairs as “a. As for the handrail projection, clearance, and grip size, this section refers you to the conventional staircase handrail standards found in Section R311. pdf (4. The majority of ladder and step accidents and injuries typically occur due to: Poor maintenance. General Requirements These rules specify when employers must provide stairways and ladders. 51 m) in width, of adequate strength, maintained in safe repair and safely secured shall be used. 25(e) Ship stairs. 12. L. Low-slope roof. 10 are mentioned in 3276. G13. 1:The AIA is the voice of the architectural profession and a resource for its members in service to society. 9 (1) A fixed ladder installed after the day of the coming into force of this section shall be designed, constructed and installed in accordance with the requirements of ANSI Standard A14. Ship Ladders Standard number 1910. 23(a)(2) and 1910. Not have an opening larger than 19 inches in the smallest dimension. 2 Purpose. Ship procedures required that safety nets be placed under the accommodation ladder and brow, if applicable, but were not affixed in this case. design, construction, and use of fixed ladders, and sets forth requirements for cages, wells, and ladder safety systems used with fixed ladders, in order to minimize personal injuries. The net must not be secured to any fixed point on the quay. Types of shipping ladders & ladder (& design specifications)In California, Portable Ladder Safety is regulated by Title 8 California Code of Regulations (T8CCR) Sections 1675 , 3276, 3287, and 3413 . Every day around the world, maritime pilots board and disembark ships using pilot ladder arrangements. 2‑2007 and A14. 82 (a) (2) For landside areas, the employer shall provide illumination that meets the levels set forth in Table F-1 to § 1915. Alaco produces reasonably sized rungs, according to OSHA crossover ladder standards, to make meeting minimum distance requirements more manageable for our clients. M60 – 60° Ships Ladder (Max 15’) M70 – 70° Ferries Ladder (Max 17’) M75 – 75° Dive Ladder (Max 19’)1910. Our ladders use heavy-duty aluminum alloy, so you can rest assured that they can handle your load requirements without compromising ship. 5—Ladder Safety Requirements (Not an OSHA standard, included to be used as guidance to meet OSHA’s requirements) Employers using extension ladders must follow the ladder requirements set forth in 29 CFR 1926 SubpartThe U. Department of Labor. The maritime sector is a high-risk industry that faces unique. 23(a)(2). If the bricks are loose, a stack of 4 feet or more must have 2 inches of taper for every additional 1 foot of height. 1. 3 was changed in 1979 to require a safety cage on a ladder over 24 feet long, instead of the former 20 feet, mean that 29 CFR 1910. Flush Top Tread Ships Ladder with Walk Thru Handrail, Flush Top Tread Ships Ladders, Ladders, Ships Ladder, 68° Steep Incline, Structural Steel Stairways Ships Ladder Design, Access with Minimum Space Requirement, Bar Grating Stair Treads, Welded Handrails, Fire Proof Construction, and Galvanized Stairs from your complete source for. The requirements contained within this Guide included either via direct inclusion or a reference to other ABS Rules or Guides as well as relevant recognized international Regulations in existence prior to the issuance of this Guide. 1926. (3) The minimum clear length of rungs or cleats shall be 16 inches. When conditions are such that neither a walkway nor a straight ladder can be used, a Jacob's ladder in accordance with the requirements of paragraph (d) of this section may be used. It covers the general and specific requirements for portable and fixed ladders, such as rungs, steps, cleats, width, safety devices, inspection, and load limits. In general, the standards require the following: When there is a break in elevation of 19 inches (48 cm) or more and no ramp, runway, embankment or personnel hoist is. 56 - Arc welding and cutting. 77 (c) When employees are working aloft, or elsewhere at elevations more than 5 feet above a solid surface, either scaffolds or a sloping ladder, meeting the requirements of this subpart, shall be used to afford safe footing, or the employees shall be protected by safety belts and lifelines meeting the requirements of §§ 1915. From 30 degrees to 0 degree show for Ramps. 29(d)(1).