above the scaffold supporting level. 724-452-8300. Suspension scaffold outrigger beams shall be: Provided with stop bolts or shackles at both ends; Securely fastened together with the flanges turned out when channel iron beams are used in place of I-beams; Installed with all bearing supports perpendicular to the beam center line; Set and maintained with the web in a vertical position; and. This basically means that the ladder rungs should have sufficient clear space behind them to allow a foot or hand to make sufficient purchase on the rung. Have slip-resistant treads on all steps and landings. Supported scaffold poles, legs, posts, frames, and uprights shall bear on base plates and mud sills or other adequate firm foundation. On scaffolds where platforms are overlapped to create a long platform, the overlap shall occur only over supports, and shall not be less than 12 inches (30 cm) unless the platforms are nailed together or otherwise restrained to prevent movement. Each end of a platform 10 feet or less in length shall not extend over its support more than 12 inches (30 cm) unless the platform is designed and installed so that the cantilevered portion of the platform is able to support employees and/or materials without tipping, or has guardrails which block employee access to the cantilevered end. When an outrigger beam is used, the shackle or clevis with which the rope is attached to the outrigger beam shall be placed directly over the center line of the stirrup. [, When outrigger scaffolds are 3 inches (8 cm) or less from the front edge. Unstable objects shall not be used to support scaffolds or platform units. Suspension scaffold hoists and non-walk-through stirrups may be used as end guardrails, if the space between the hoist or stirrup and the side guardrail or structure does not allow passage of an employee to the end of the scaffold. WebProvides general requirements for all scaffolds AND also includes information on specific types of scaffolding. Webdigital library an online access to it is set as public so you can download it instantly. For all scaffolds not otherwise specified in paragraphs (g)(1)(i) through (g)(1)(vi) of this section, each employee shall be protected by the use of personal fall arrest systems or guardrail systems meeting the requirements of paragraph (g)(4) of this section. Such activities shall be performed only by experienced and trained employees selected for such work by the competent person. Must have their bottom step no more than 24 inches above the level on which This provision does not preclude the use of common support members, such as "T" sections, to support abutting planks, or hook on platforms designed to rest on common supports. Heat damage caused by a torch or any damage caused by contact with electrical wires. WebAccess points may be designed for access or be opportunistic. Steps and rungs of ladders and stairways must line up vertically with each other between rest platforms. Capable of withstanding, without failure, a force of at least 50 pounds (222 n) applied in any downward or horizontal direction at any point along the toeboard (toeboards built in accordance with Appendix A to this subpart will be deemed to meet this requirement); and. Gears and brakes of power-operated hoists used on suspension scaffolds shall be enclosed. The maximum distance from the face for outrigger scaffolds shall be 3 inches (8 cm); The maximum distance from the face for plastering and lathing operations shall be 18 inches (46 cm). High Quality Steel Any ladders or stairways required to reach them must be placed so that the scaffold does not become unstable. The load end of wire suspension ropes shall be equipped with proper size thimbles and secured by eyesplicing or equivalent means. Manually operated hoists shall require a positive crank force to descend. Sound anchorages do not include standpipes, vents, other piping systems, or electrical conduit. Suspension scaffold outrigger beams, when used, shall be made of structural metal or equivalent strength material, and shall be restrained to prevent movement. In addition, masons' multi-point adjustable suspension scaffold connections shall be designed by an engineer experienced in such scaffold design. [29 CFR 1926.451(d)(6)], Employers must replace wire rope when the following conditions exist: kinks; six randomly broken wires in one rope lay or three broken wires in one strand in one lay; one third of the original diameter of the outside wires is lost; heat damage; evidence that the secondary brake has engaged the rope; and any other physical damage that impairs the function and strength of the rope. c) Added guidance for assessing base soil conditions. Must have rest platforms at 12-foot maximum intervals. Direct connections to roofs and floors, and counterweights used to balance adjustable suspension scaffolds, shall be capable of resisting at least 4 times the tipping moment imposed by the scaffold operating at the rated load of the hoist, or 1.5 (minimum) times the tipping moment imposed by the scaffold operating at the stall load of the hoist, whichever is greater. [29 CFR 1926.453(b)(2)(v) and 29 CFR 1926.451(g)(3)], Vertical or horizontal lifelines may be used. [29 CFR 1926.450(b)], Gasoline power-operated hoists or equipment are not permitted. The harness is worn over Provide scaffold platforms more than 2 feet (0.6 m) above or below a point of access with at least one of the following means of access: Portable, hook-on, or attachable ladder Stairway-type ladder Ladder stand Stair tower (scaffold stairway or tower) Ramp Walkway Integral prefabricated scaffold access WebWhen scaffold platforms are more than 2 feet (0.6 m) above or below a point of access, portable ladders, hook-on ladders, attachable ladders, stair towers (scaffold Except as provided in paragraphs (b)(3)(i) and (ii) of this section, the front edge of all platforms shall not be more than 14 inches (36 cm) from the face of the work, unless guardrail systems are erected along the front edge and/or personal fall arrest systems are used in accordance with paragraph (g) of this section to protect employees from falling. Effective September 2, 1997, the employer shall have a competent person determine the feasibility and safety of providing fall protection for employees erecting or dismantling supported scaffolds. Each scaffold stairway shall be at least 18 inches (45.7 cm) wide between stairrails. Fork-lifts shall not be used to support scaffold platforms unless the entire platform is attached to the fork and the fork-lift is not moved horizontally while the platform is occupied. ENGINEERED ACCESS SOLUTIONS. Access requirements for employees erecting or dismantling supported scaffolds are specifically addressed in paragraph (e)(9) of this section. Excess suspension wire rope and any additional independent lines from grounding shall be insulated; The suspension wire rope shall be covered with insulating material extending at least 4 feet (1.2 m) above the hoist. Each platform on all working levels of scaffolds shall be fully planked or decked between the front uprights and the guardrail supports as follows: Each platform unit (e.g., scaffold plank, fabricated plank, fabricated deck, or fabricated platform) shall be installed so that the space between adjacent units and the space between the platform and the uprights is no more than 1 inch (2.5 cm) wide, except where the employer can demonstrate that a wider space is necessary (for example, to fit around uprights when side brackets are used to extend the width of the platform). What are scaffold platform construction requirements? [29 CFR 1926 Subpart L Appendix A(1)(b) & (c)]. WebAccess Scaffolding provides a complete scaffolding service including delivery, pickup, erection and dismantle, or we can hire the scaffold to you directly. What are the requirements for access to scaffolds? Treads and landings shall have slip-resistant surfaces. What are some of the requirements for manually operated suspension scaffold hoists? Such guys, ties and braces shall be installed at each end of the scaffold and at horizontal intervals not to exceed 30 feet (9.1 m) (measured from one end [not both] towards the other). Note to paragraph (g)(1): The fall protection requirements for employees installing suspension scaffold support systems on floors, roofs, and other elevated surfaces are set forth in subpart M of this part. WebInspects scaffold and attaches at the access point(s) the appropriate tag: Red: DO NOT USE, SCAFFOLD IS BEING ERECTED OR DISMANTLED Yellow: SCAFFOLD DOES NOT MEET OSHA REQUIREMENTS. Tiebacks shall be equivalent in strength to the suspension ropes. Scaffold components manufactured by different manufacturers shall not be intermixed unless the components fit together without force and the scaffold's structural integrity is maintained by the user. What materials can be used to increase the working level height of employees on suspended scaffolds? The space must not exceed 9 inches (24.1 cm) when side brackets or odd-shaped structures result in a wider opening between the platform and the uprights. [29 CFR 1926.451(a)(5)], The stall load is the load at which the prime-mover (motor or engine) of a power-operated hoist stalls or the power to the prime-mover is automatically disconnected. The portion of the tail line that hangs free below the scaffold shall be guided or retained, or both, so that it does not become grounded; Each hoist shall be covered with insulated protective covers; In addition to a work lead attachment required by the welding process, a grounding conductor shall be connected from the scaffold to the structure. Do employees working on supported scaffolds need to be trained? Window cleaners' anchors shall not be used for this purpose. What are the specific requirements for counterweights? Must have a maximum space between rungs of 16 inches. Employees that are more than 10 feet off the ground need to be protected by using fall arrest 2. NY Scaffold is the leading specialty Scaffold Erector Company covering the whole of the US. Direct access is acceptable when the scaffold is not more than 14 inches (36 centimeters) horizontally and not more than 24 inches (61centimeters) vertically from the other surfaces. Ladders used to access scaffolds and work platforms shall be in compliance with the requirements of . Unsafe scaffolding has the potential to result Vertical lifelines, independent support lines, and suspension ropes shall not be attached to each other, nor shall they be attached to or use the same point of anchorage, nor shall they be attached to the same point on the scaffold or personal fall arrest system. [29 CFR 1926.451(d)(13)], These hoists require a positive crank force to descend. Weba) Criteria is based on a new edition of CSA S269.2 (scaffold design and engineering standard). Steel or plastic banding shall not be used as a toprail or midrail. Scaffolds (Staging). Employers are required to provide fall protection for employees erecting or dismantling supported scaffolds where the installation and use of such protection is feasible and does not create a greater hazard. [29 CFR 1926.451(d)(3)(iv)], Vertical lifelines must not be fastened to counterweights. A stairrail consisting of a toprail and a midrail shall be provided on each side of each scaffold stairway. WebScaffolding Access Requirements 9 out of 10 based on 159 ratings. 29 CFR 1926 Subpart L Appendix A(1)(b) & (c). Steps and rungs of ladder and stairway type access shall line up vertically with each other between rest platforms. When midrails are used, they shall be installed at a height approximately midway between the top edge of the guardrail system and the platform surface. Stairrail systems and handrails shall be surfaced to prevent injury to employees from punctures or lacerations, and to prevent snagging of clothing. each suspension rope and any other independent lines are insulated from grounding. This section does not apply to aerial lifts, the criteria for which are set out exclusively in 1926.453. Scaffold components made of dissimilar metals shall not be used together unless a competent person has determined that galvanic action will not reduce the strength of any component to a level below that required by paragraph (a)(1) of this section. [29 CFR 1926.451(d)(3)(ix) and 29 CFR 1926.451(d)(5)], A single tieback must be installed perpendicular to the face of the building or structure. When do supported scaffolds need to be restrained from tipping? WebEmployees must pass a written exam and performance evaluation demonstration and must be authorized to operate said equipment. Toeboards shall be securely fastened in place at the outermost edge of the platform and have not more than 1/4 inch (0.7 cm) clearance above the walking/working surface. Abrasion, corrosion, scrubbing, flattening or peening causing loss of more than one-third of the original diameter of the outside wires. Such materials cannot be used as counterweights. If the slope of a ramp or a walkway is steeper than one (1) vertical in eight (8) horizontal, the ramp or walkway shall have cleats not more than fourteen (14) inches (35 cm) apart which are securely fastened to the planks to provide footing. Each stairway must be at least 18 inches between stair rails. When lanyards are connected to horizontal lifelines or structural members on a single-point or two-point adjustable suspension scaffold, the scaffold shall be equipped with additional independent support lines and automatic locking devices capable of stopping the fall of the scaffold in the event one or both of the suspension ropes fail. The top guy, tie or brace of completed scaffolds shall be placed no further than the 4:1 height from the top. When horizontal lifelines are used, they shall be secured to two or more structural members of the scaffold, or they may be looped around both suspension and independent suspension lines (on scaffolds so equipped) above the hoist and brake attached to the end of the scaffold. Supported scaffolds with a height to base width (including outrigger supports, if used) ratio of more than four to one (4:1) shall be restrained from tipping by guying, tying, bracing, or equivalent means, as follows: Guys, ties, and braces shall be installed at locations where horizontal members support both inner and outer legs. When acids or other corrosive substances are used on a scaffold, the ropes shall be shielded, treated to protect against the corrosive substances, or shall be of a material that will not be damaged by the substance being used. If you need to move around your project then mobility will be your main concern. [29 CFR 1926.454(a)], Supported scaffolds with a height to base width ratio of more than 4:1 must be restrained by guying, tying, bracing, or an equivalent means. Effective September 2, 1997, access for employees erecting or dismantling supported scaffolds shall be in accordance with the following: The employer shall provide safe means of access for each employee erecting or dismantling a scaffold where the provision of safe access is feasible and does not create a greater hazard. Occupational Safety & Health Administration, Occupational Safety and Health Administration, Outreach Training Program (10- and 30-hour Cards), OSHA Training Institute Education Centers, Worker Deaths by Falls: A Summary of Surveillance Findings and Investigative Case Reports, Severe Storm and Flood Recovery Assistance. To ensure stability for fall protection, scaffolds can be supported by: legs, What exactly is sufficient clear space? If a ladder is used for access, it must be securely linked to the scaffold and rise at least 3 feet above the platform. Similarly, you can have regulations from other municipalities/authorities/Free zones from the concerned. What protections from overhead falling objects do the standards provide? Personal fall-arrest systems include harnesses, components of the harness/belt such as D-rings, and snap hooks, lifelines, and anchorage points. A canopy structure, debris net, or catch platform strong enough to withstand the impact forces of the potential falling objects shall be erected over the employees below. Must be installed between 40 degrees and 60 degrees from the horizontal. WebScaffold design. When midrails, screens, mesh, intermediate vertical members, solid panels, or equivalent structural members are used, they shall be installed between the top edge of the guardrail system and the scaffold platform. [29 CFR 1926.451(d)(3)(ii) and 29 CFR 1926.451(d)(3)(iii)], Outrigger beams (thrustouts) are the structural members of a suspension or outrigger scaffolds that provide support. 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scaffold access requirements