Scaffolds shall be erected, moved, dismantled, or altered only under the supervision and direction of a competent person qualified in scaffold erection, moving, dismantling or alteration. Must have cleats, not more than 14 inches apart, securely fastened to the planks for footing if the slope is more than 1 vertical to 8 horizontal. WebDetermines that each scaffold and scaffold component shall be capable of supporting, without failure, its own weight and at least 4 times the maximum intended load applied or In general, each scaffold and scaffold component shall be capable of supporting, without failure, its own weight and at least 4 times the maximum intended load applied or transmitted to it. What are the capacity requirements for all scaffolds? What are the clearance distance between scaffolds and power lines? 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. [, When scaffold platforms are more than 24 inches (61 cm) above or below a point of access, ladders, ramps, walkways, or similar surfaces must be used. Heat damage caused by a torch or any damage caused by contact with electrical wires. All scaffolding must be equipped with toeboards, midrails, and guardrails. Riser height shall be uniform, within 1/4 inch, (0.6 cm) for each flight of stairs. 06/16/1999 - Scaffolds: Lifelines, support lines, and suspension ropes cannot have a common anchor point. 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. Suspension ropes supporting adjustable suspension scaffolds shall be of a diameter large enough to provide sufficient surface area for the functioning of brake and hoist mechanisms. [29 CFR 1926.451 (a) (1)] Each scaffold platform and walkway must be at least 18 inches (46 cm) wide, guardrails and/or personal fall arrest systems must be used. Debris shall not be allowed to accumulate on platforms. Evidence that the secondary brake has been activated during an overspeed condition and has engaged the suspension rope. Must have rest platforms at 35-foot maximum intervals on all supported scaffolds more than 35 feet high. Platforms shall not deflect more than 1/60 of the span when loaded. A suspension scaffold contains one or more platforms suspended by ropes or other non-rigid means from an overhead structure, 29 CFR 1926.450(b), such as the following scaffolds: single-point, multi-point, multi-level, two-point, adjustable, boatswain's chair, catenary, chimney hoist, continuous run, elevator false car, go-devils, interior hung, masons', and stone setters'. Unstable objects shall not be used to support scaffolds or platform units. Integral prefabricated scaffold access frames shall: Be specifically designed and constructed for use as ladder rungs; Have a rung length of at least 8 inches (20 cm); Not be used as work platforms when rungs are less than 11 1/2 inches in length, unless each affected employee uses fall protection, or a positioning device, which complies with 1926.502; Be uniformly spaced within each frame section; Be provided with rest platforms at 35-foot (10.7 m) maximum vertical intervals on all supported scaffolds more than 35 feet (10.7 m) high; and. Guardrails shall be surfaced to prevent injury to an employee from punctures or lacerations, and to prevent snagging of clothing. [, All suspension scaffolds must be tied or otherwise secured to prevent them from swaying, as determined by a competent person. [29 CFR 1926.451(d)(13)], The stall load of any scaffold hoist must not exceed three times its rated load. A landing platform at least 18 inches (45.7 cm) wide by at least 18 inches (45.7 cm) long shall be provided at each level. WebA mobile scaffold can only be built to a maximum height of 12 metres. Ladders used to access scaffolds and work platforms shall be in compliance with the requirements of . type of scaffold (tube and fitting or system) maximum bay lengths. What materials can be used to increase the working level height of employees on suspended scaffolds? What are the fall protection requirements for all scaffolds? [29 CFR 1926.451(d)(7)], Drum hoists must contain no less than four wraps of the rope at the lowest point. The standard prohibits using repaired wire. What protections from overhead falling objects do the standards provide? When can welding be done from a suspension scaffold? 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. This standard requires the scaffold to resist tipping against two times or more the load exerted on it when a worker accesses, uses, or exits it. In addition, employees must wear hard hats. Stairways must be installed between 40 degrees and 60 degrees from the horizontal. Abrasion, corrosion, scrubbing, flattening or peening causing loss of more than one-third of the original diameter of the outside wires. Must be installed between 40 degrees and 60 degrees from the horizontal. Must have slip-resistant treads on all steps and landings. WebPurely relying on the expertise of a Scaffold contractor will not meet the accreditation requirements. What are the requirements for access to scaffolds? Treads and landings shall have slip-resistant surfaces. 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. How to reduce the risk of injury when using bakers scaffolds Scaffolding Access Egress Requirements. Sound anchorages include structural members, but do not include standpipes, vents, other piping systems, or electrical conduit. Scaffolds (Staging). Stair-rails and handrails must be designed and constructed to prevent punctures, lacerations, snagged clothing, and projection. Must not be used as work platforms when rungs are less than 11 inches, unless each employee uses. Scaffolds shall be designed by a qualified person and shall be constructed and loaded in accordance with that design. Stairrails shall be not less than 28 inches (71 cm) nor more than 37 inches (94 cm) from the upper surface of the stairrail to the surface of the tread, in line with the face of the riser at the forward edge of the tread. If there is a tail line below the hoist, it shall be insulated to prevent contact with the platform. When Scaffolding is Needed The very short answer is: when a risk assessment outlines it is necessary! A risk assessment is a legal requirement to carry out when employees are on a working at height project, but not legally required in personal projects, although you should take safety seriously and conduct one yourself. insulated protective covers cover the hoist. [29 CFR 1926.451(d)(6)], Gears and brakes must be enclosed. Scaffold planking must be able to support, without failure, its own weight and at least four times the intended load. [29 CFR 1926.451(a)(1)]Solid sawn wood, fabricated planks, and fabricated platforms may be used as scaffold planks following the recommendations by the manufacturer or a lumber grading association or inspection agency. However, where the employer can demonstrate that it is not possible to place an outrigger beam perpendicular to the face of the building or structure because of obstructions that cannot be moved, the outrigger beam may be placed at some other angle, provided opposing angle tiebacks are used. WebAccess: Scaffolds must have an acceptable form of access (e.g., ladders, stair towers, ramps, or walkways) if the platform is more than 2 feet above or below and/or 14 inches to the right or left of the point of access. Kinks that might impair the tracking or wrapping of rope around the drum(s) or sheave(s). [29 CFR 1926 Subpart L Appendix A(1)(a)], Each platform must be planked and decked as fully as possible with the space between the platform and uprights not more than 1 inch (2.5 cm) wide. At least three and one-half inches (9 cm) high from the top edge of the toeboard to the level of the walking/working surface. Cross braces on tubular welded frame scaffolds shall not be used as a means of access or egress. [, Employers must ensure that all employees are trained to recognize the hazards associated with the type of scaffold being used. The stall load of any scaffold hoist shall not exceed 3 times its rated load. WebIndependent Scaffolds Made to order specialist access requirements Tank Scaffolds Span Deck Walkways Mobiles Temporary Fencing Power Climber Swinging Stages Modular Swinging Stages Astro Winches (air and electric) Building Maintenance Units Genie Scissor & Boom Lifts, AWP30, Material Lifters Material Lifts Superlift Genie Lifts Boom Lifts Ties, guys, braces, or outriggers shall be used to prevent the tipping of supported scaffolds in all circumstances where an eccentric load, such as a cantilevered work platform, is applied or is transmitted to the scaffold. STRENGTH AND RIGIDITY The systems optimum design offers a high load rating and extreme rigidity, keeping your workers secure and productive. What exactly is sufficient clear space? [29 CFR 1926.453(b)(2)(v)], Fall-arrest and guardrail systems must be used when working on single- and two-point adjustable suspension scaffolds and self-contained adjustable scaffolds that are supported by ropes. Personal fall-arrest systems include harnesses, components of the harness/belt such as D-rings, and snap hooks, lifelines, and anchorage points. How wide does the work area need to be on scaffolding? 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). d) Added precautions around power lines. Guardrail systems installed to meet the requirements of this section shall comply with the following provisions (guardrail systems built in accordance with Appendix A to this subpart will be deemed to meet the requirements of paragraphs (g)(4)(vii), (viii), and (ix) of this section): Guardrail systems shall be installed along all open sides and ends of platforms. [, Ladders, such as portable, hook-on, attachable, and stairway [. WebScaffold design. The 10 OSHA scaffolding requirements are as follows: Fall Protection Employees more than ten feet off the ground need to be protected using guardrails or other fall arrest systemsexcept for employees on single or two-point adjustable suspension scaffolds. To reduce the possibility of welding current arcing through the suspension wire rope when performing welding from suspended scaffolds, the following precautions shall be taken, as applicable: An insulated thimble shall be used to attach each suspension wire rope to its hanging support (such as cornice hook or outrigger). [ 29 CFR 1926.451(a)(1) ] A qualified person must design the scaffolds, which are loaded in Platforms on supported scaffolds must be braced to prevent displacement and swaying. [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. Must be specifically designed for the type of scaffold with which they are used. Six randomly distributed broken wires in one rope lay or three broken wires in one strand in one rope lay. When winding drum hoists are used on a suspension scaffold, they shall contain not less than four wraps of the suspension rope at the lowest point of scaffold travel. [29 CFR 1926.451(d)(15)], An automatic braking and locking device, in addition to the operating brake, must engage when a hoist makes instantaneous change in momentum or an accelerated overspeed. Tables showing maximum permissible spans, rated load capacity, and nominal thickness are in 29 CFR 1926 Subpart L Appendix A(1)(b) & (c) of the standard. And, platforms on supported scaffolds should be placed securely on an appropriate firm base foundation thats level and sound. This section does not apply to aerial lifts, the criteria for which are set out exclusively in 1926.453. 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(f)(2)], Also, employees are prohibited from working on scaffolds covered with snow, ice, or other slippery materials - except to remove these substances. [29 CFR 1926.451(f)(1)] Load carrying timber members should be a minimum of 1,500 lb-f/in2 construction grade lumber. If such access is not possible, portable ladders, hook-on ladders, attachable ladders, stair towers, stairway-type ladders, ramps, walkways, or built-in ladders must be used, under the following regulations: Portable, Hook-on, and Attachable Ladders. The ladder legs shall be secured to prevent them from slipping or being pushed off the platform. This includes ladders, boxes, and barrels. Sound points of anchorage include structural members, but do not include standpipes, vents, other piping systems, or electrical conduit. Where swinging loads are being hoisted onto or near scaffolds such that the loads might contact the scaffold, tag lines or equivalent measures to control the loads shall be used. [29 CFR 1926.451(d)(6)] Also see, OSHA Standards and Interpretation Letter: 06/16/1999 - Scaffolds: Lifelines, support lines, and suspension ropes cannot have a common anchor point. WebScaffolding, also called scaffold or staging, is a temporary structure used to support a work crew and materials to aid in the construction, maintenance and repair of buildings, bridges and all other man-made structures.Scaffolds are widely used on site to get access to heights and areas that would be otherwise hard to get to. What Are the Requirements for Supported Scaffolds? Paragraphs (g)(1)(i) through (vii) of this section establish the types of fall protection to be provided to the employees on each type of scaffold. 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 Wire suspension ropes shall not be joined together except through the use of eye splice thimbles connected with shackles or coverplates and bolts. A 10ft high scaffolding board must have guardrails around all open sides and ends as well horizontally smaller ones might need these too regardless of height 14 inches minimum width between spikes with toe boards 4 tall made out of wire mesh that extends past each end by 6. Makeshift devices, such as but not limited to boxes and barrels, shall not be used on top of scaffold platforms to increase the working level height of employees. [29 CFR 1926.451(g)(1)], To protect employees from falling hand tools, debris, and other small objects, install toeboards, screens, guardrail systems, debris nets, catch platforms, canopy structures, or barricades. [. [29 CFR 1926.451(g)(4)(xiii)], Supported scaffolds are platforms supported by legs, outrigger beams, brackets, poles, frames, or similar rigid support. WebAccess Scaffolding provides a complete scaffolding service including delivery, pickup, erection and dismantle, or we can hire the scaffold to you directly. Stairrail systems and handrails shall be surfaced to prevent injury to employees from punctures or lacerations, and to prevent snagging of clothing. When erecting or dismantling tubular welded frame scaffolds, (end) frames, with horizontal members that are parallel, level and are not more than 22 inches apart vertically may be used as climbing devices for access, provided they are erected in a manner that creates a usable ladder and provides good hand hold and foot space. [29 CFR 1926.451(d)(3)(x)]. Independent support lines and suspension ropes shall not be attached to the same points of anchorage. above the scaffold supporting level. Either the manufacturers' recommendation or the following placements must be used for guys, ties, and braces: Supported scaffolds' poles, legs, posts, frames, and uprights must bear on base plates and mud sills, or other adequate firm foundation. Window cleaners' anchors shall not be used for this purpose. This paragraph applies to scaffold access for all employees. [29 CFR 1926.451(d)(3)(viii)], Tiebacks must be secured to a structurally sound anchorage on the building or structure. 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