[, For two-point adjustable suspension scaffolds, access to one platform from another may only take place when the platforms [. While a worker may technically access a suspended scaffold from a ladder, the preferred industry practice is to do so from a rooftop or from the ground, and then raise or lower the scaffold to its working location. Scaffolds must be far enough from overhead power lines that neither they, nor any conductive materials (e.g. Supported scaffolds are scaffolds supported from the ground by rigid elements such as outrigger beams, poles, legs, base plates, sills and posts. Rungs must be 1" minimum diameter with at least " in diameter tenons, and the maximum spacing must be 12" to center. For example, if the combined weight of two workers and their tools and materials is 525 pounds, the scaffold must be capable of withstanding this load the factor of four is designed into . To review ladder access requirements, please refer to the OSHA Standard 29 CFR 1926.451(e) or the Supported Scaffolds module. He was pronounced dead on arrival at a hospital at 11:55 a.m. At approximately 2:00 p.m., a painter and a helper were scraping, glazing, and painting windows from a 32-foot-high two-point suspension scaffold. The scaffold consisted of an aluminum ladder used as a platform, and secured to steel "stirrups" made of steel bar stock bent into a box shape and attached to each end of the ladder. When brackets are used to support cantilevered platforms, they must: Two Workers Killed by Falling Objects While On Scaffolds. = operators manual and keep with equipment at all times. Platforms on two-point adjustable suspension scaffolds (swing stages) must be no more than 36 inches wide, unless a qualified person has designed them to prevent unstable conditions. 1. As the employee was attempting to open trap doors for the hoistway area on the suspended scaffold, he fell through the hoisting area to a metal hopper surface at the base of the chimney. working weight. Three employees were spray painting a water tower that was 125 ft. high and 30 ft. in diameter. Before allowing workers onto the platform, a good safety practice is to raise the scaffold 3 feet, then lower it and hit the brakes to clear the moisture (see Support). Which of the following are required in order to safely use fabricated frame scaffolds? Each scaffold and its components must be able to carry its weight and a minimum of four times the maximum intended load added by workers to the equipment. Each platform unit on all working levels of scaffolds must be fully.Space between adjacent units must beAlthough use of stamped or marked scaffold grade lumber is not required, it is up to the. (1) An example of this type of scaffold is a chimney hoist. (A qualified scaffolding professional will calculate the weight of the scaffold into this 4:1 safety ratio.) [, Counterweights must be secured by mechanical means to the outrigger beams (Figures 2 & 3) to prevent accidental displacement. Damaged or weakened scaffold parts must be.Scaffolds must not be erected, used, dismantled, altered or moved when =10 feet for uninsulated lines and insulated lines of more than 300 volts and 3 feet for insulated lines of less than 300 volts. The leadman--the competent person on site--got out of the scaffold onto the roof and worked with the trainee to manually override and release the overspeed brake. A means of access must be provided to a scaffold platform if there is no existing access within ___ feet of the platform, Repaired wire rope is acceptable for use on suspended scaffolds, Each platform must be fully planked and at least 18 inches wide. Hazards and Possible Solutions Bolts or other direct connections to the floor or deck. (Figure 17) [. Non-mandatory examples of criteria that will enable an employer to comply with 29 CFR 1926.451(a) are contained in 29 CFR 1926 Subpart L Appendix A. An employee was setting up a two-point suspension scaffold on top of a billboard platform that was 35 feet above the ground. Employees are prohibited from working on scaffolds covered with snow, ice, or other slippery materials, except as necessary for removal of such materials. Employee Dies After Contacting Power Line. As he was installing a 21-foot-long metal guardrail, it contacted a 34-kilovolt overhead power line located 8 feet from the billboard. The work lead on the welder had frayed insulation in one place, and the bare conductor was exposed. is allowed to accumulate on the platform. [, Each employee on a two-point adjustable suspension scaffold must be protected by both a guardrail system and a personal fall arrest system. Excess suspension wire rope and any additional independent lines from grounding must also be insulated. (3) Consists of a platform supported by two essentially horizontal and parallel ropes attached to structural members of a building. Fall protection consists of either personal fall-arrest systems or guardrail systems and must be provided on any scaffold 10 feet or more above a lower level. Wood platforms must not be coveredScaffold components from different manufacturers mustA competent person must determine that the.. (Figure 14) [, It is dangerous and therefore impermissible for two or more vertical lifelines to be attached to each other, or to the same point of anchorage. [, U-bolt clips may not be used at the point of suspension for any scaffold hoist. Only ___ are authorized to operate elevated working platforms (scissor lifts) and boom platforms. 2. These incidents can be avoided by compliance with OSHA standards. Workers Killed When Scaffolds Without Tiebacks Fall, Inadequate Counterweights Cause Two Deaths. [, Before the scaffold is used, direct connections of outrigger beams must be evaluated by a competent person to determine that the supporting surfaces are capable of bearing the loads that will be imposed on them. Tip: When a suspended scaffold sits overnight, water condensation may form on the wire ropes, making them slip through the braking device and cause the scaffold to fall. Scaffolds and their components shall be capable of supporting without failure at least four times the maximum intended load. The superintendent had ordered the scaffold's main support be disassembled before the scaffold was lowered to ground level. The front edge of all platforms shall not be more than ___?___ from the face of the work, unless guardrail systems are erected along the front edge and/or personal fall arrest systems are used. The right side hoist had only been set up with enough cable to go from the upper roof to the intermediate roof, a total of 16 feet (the total cable length measured 18 feet 5 inches). They were on a two-point suspension scaffold that did not have guardrails; the ropes suspending the scaffold were old and had not been inspected; and the employees were not wearing safety belts. Frayed Insulation Causes Arc, Damages Suspension Rope. Specific requirements are described below. (, Clips must be installed according to the manufacturer's recommendations. Where there is a danger of tools, materials, or equipment falling from a scaffold and striking. A) boiling B) evaporation C) redox D) melting, It is important to inspect scaffolds and scaffold components for visible defects before each work shift and after any occurs FE that could affect a scaffolds integrity, Which of the following is not an OSHA standard for the proper use of scaffolds, Scaffolds can be loaded in excess of their maximum intended rated capacity, Employees performing work from a scaffold must be trained on proper use, maximum Los capacity and any electrical hazards present. Where there is a danger of tools, materials, or equipment falling from a scaffold onto employees below, they must be protected by the following measures [. Supported Scaffolds Scissor Lifts Aerial Lifts All Types Scaffolding Frequently Asked Questions General Information Summary and Explanation of the Final Rule General Requirements For Scaffolds Capacity Scaffold Platform Construction Criteria for Supported Scaffolds Criteria for Suspended Scaffolds Access Requirements Use Requirements [, Any part of a scaffold that has been damaged or weakened so that it no longer meets OSHA strength requirements must either be repaired, replaced, braced, or removed from service. Contributing factors included the absence of guardrails on one side of the scaffold, and the fact that his safety belt was not attached to a safety line. [, Scaffold platforms and walkways must be at least 18 inches wide, unless they are used in areas that the employer can demonstrate are so narrow that they must be less than 18 inches wide. The second type is suspended scaffolds, which are one or more platforms suspended by ropes or other non-rigid, overhead support. An insulated thimble must be used to attach each suspension wire rope to its hanging support (such as cornice hook or outrigger). Indicate the [, Guardrails must be surfaced to prevent punctures or lacerations to employees, and to prevent snagging of clothing, which may cause employees to lose their balance. [, Set and maintained with the web in a vertical position. Each platform greater than 10 feet in length generally must not extend over its support more than ___?___. Two laborers were working on a motorized two-point suspension scaffold, 70 feet above ground level, without safety belts, lanyards, or lifelines. Therefore, assessing personnel abilities is a vital part of scaffold design, erection, maintenance, and use, and should not be overlooked in scaffold inspections. Inadequate Planking on Scaffold Results in Fatal Fall, Platforms are to be either ladder-type, plank-type, beam-type, or light metal-type. ( a) Capacity. He was killed. On the basis of what you know about cerebellar function, how can you determine that the cerebellum is involved? [, Scaffold components made of dissimilar metals must not be used together unless a competent person has determined that galvanic action (rust) will not reduce the strength of any component below OSHA standards. Investigation indicated that the scaffold motor assembly was improperly connected to the scaffold platform. [, Devices whose sole function is to provide emergency escape and rescue may not be used as working platforms. Single tiebacks installed at an angle are prohibited. An ideal refrigerator does 150 J of work to remove 560 J as heat from its cold compartment. =be plumb and braced to prevent swaying and displacement. Response: Under section 1926.451 (a) (1), each component of a scaffold system must be able to support its own weight (the weight of the component itself, in addition to the portion of the scaffold's weight that is transmitted to that component), and at least 4 times the maximum intended load transmitted to that component. [, Scaffold components manufactured by different manufacturers must not be intermixed, unless they fit together without being forced, and the scaffold's structural integrity is maintained. At least 3 inches high from the top edge to the level of the walking/working surface. The hoist worked as designed, but the wire rope safety device was manually overridden. Employees must be able to safely access any level of a scaffold that is 2 feet above or below an access point. [, Outrigger beams must be restrained to prevent movement. The top edge height of toprails on supported scaffolds must be between 36 inches and 45 inches. The employees were not using fall protection, and the scaffold was not tied off. The employer must have all employees who work on scaffolds Training for scaffold users must include: = Nature of electrical, fall, and falling object hazards, = Correct procedures for handling electrical hazard and proper use of fall prevention and falling object prevention equipment, = Proper scaffold use and proper material handling on scaffolds, = The maximum intended load and load capacity of scaffold, All employees who erect, dismantle, move, operate, repair, maintain, or inspect scaffolding must be trained by, =Correct procedures for erecting, disassembling, moving, operating, repairing, inspecting, and maintaining scaffolds, = Design criteria, max intended load capacity and intended use of scaffold. He died from the resulting injuries. Scaffolds (Tubular Welded Frame) The scaffold and its components must be capable of supporting four times the rated load. Side stringers of lumber no smaller than 2 x 6 inches set on edge. A patient suffers brain damage in an automobile accident. [, Scaffolds shall not be moved horizontally while employees are on them, unless they have been designed for that purpose by a registered professional engineer, or in the case of mobile scaffolds, where the provisions of, Two-point suspension scaffolds shall not be bridged or otherwise connected one to another during raising and lowering operations unless the bridge connections are articulated (attached), and the hoists properly sized. Two employees, the leadman and a trainee mechanic, were assigned to move a two-point suspended scaffold equipped with two SC40 hoists. [, All ladder-type platforms must be constructed in accordance with the. Scaffold planks shall extend over their end support at least six (6) inches but no more than twelve (12) inches. Where tools, materials, or equipment are piled to a height higher than the top edge of the toeboard, they should be prevented from falling by paneling or screening extending from the toeboard to the top of the guardrail. All support devices must rest on surfaces capable of supporting at least four times the load imposed on them by the scaffold when operating at the rated load of the hoist, or at least one-and-a-half times the load imposed on them by the scaffold at the stall capacity of the hoist, whichever is greater. [, Window cleaners' anchors may not be used for this purpose. There are twenty-eight OSHA-approved State Plans, operating state-wide occupational safety and health programs. A scaffold can be overloaded by [. [, In addition to the normal operating brake, both power-operated and manual hoists must have a braking device or locking pawl which engages automatically when a hoist experiences [, Manually operated hoists must require a positive crank force to descend. Each employee on a scaffold more than 10 feet above a . [, When midrails are used, they must be installed at a height approximately midway between the top edge of the guardrail system and the platform surface. Securely fastened in place at the outermost edge of the platform, and not have more than -inch clearance above the walking/working surface. [, When outrigger beams are not stabilized by bolts or other direct connections to the floor or roof deck, they must instead be secured by tiebacks. One employee fell to the ground, and the second employee at the other end was catapulted through an open window, where he was pulled to safety by office workers. The third clip fell to the ground, and was found to have stripped threads. [, Suspension ropes are to be shielded from heat-producing processes. Scaffolding safety is a combination of practices and safety procedures that enforces proper and safe use of scaffoldings. Connecting device (lanyard with shock absorber/retractable lifeline, snap hooks) C. Anti-jerk cord D. Any of the above Recent OSHA scaffolding changes require that those who work on scaffolds and those who erect, dismantle, or alter scaffolding must be properly trained before beginning their work assignment. [, Suspension ropes supporting adjustable suspension scaffolds must have a diameter large enough to permit proper functioning of brake and hoist mechanisms. An access ladder or other safe access must be provided. =Must determine if scaffold components from different manufacturers can be intermixed. Supported scaffolds over 75 feet (22 860 mm) in height must be designed by a registered design professional. The victim was not wearing fall protection while on the scaffold, or while attempting to open the hoistway doors on the scaffold. Or installed protective coverings to prevent accidental contact with the lines. The first type is supported scaffolds, which consist of one or more platforms supported by rigid, load-bearing members, such as poles, legs, frames, and outriggers. Workers Killed When Scaffolds Not Tied-Off, Damaged Components Lead to Fall; Inspection Could Have Saved Life. Which shotgun choke is best for hunting a large, slow bird, such as a turkey? [, Scaffold platforms must be able to support their own weight, plus four times the maximum intended load. Why is creativity useful when identifying resources? = Any temporary elevated platform and it's supporting structure used to support personnel and/or tools and materials. Each suspension rope, including connecting hardware, used on adjustable suspension scaffolds shall be capable of supporting, without failure, at least 6 times the maximum intended load applied or transmitted to that rope with the scaffold operating at either the rated load of the hoist, or 2 (minimum) times the stall load of the hoist, whichever [, Each hoist must be covered with insulated protective covers. [, Masonry units, rolls of roofing felt, and other similar construction materials shall not be used as counterweights. Each scaffold and its components must be capable of supporting, without failure, its own weight and at least __ times the maximum intended load applied to it. Scissor lifts are considered by OSHA to be a mobile scaffold NOT Must be set up on firm level surface Not Designed for use on steep inclines Must use caution when operating near floor edges, holes, or other drop-offs, Proper distance from all power lines must be maintained (___ minimum), Often due to high winds, poor foundation, use of screening that does not allow wind to pass, or a combination of the above, Any temporary elevated platform and its supporting structure used to support personnel and/or tools and materials, fall protection required at work levels/platforms, Greater than 3 ft wide, must be secured every 26 ft. (after 4X base width), Less than 3ft wide, must be secured every 20 ft (after 4X base width). NOTE: Except where indicated, the same basic scaffold requirements that appear in this module also apply to single-point adjustable, multi-point adjustable, catenary, interior hung, needle-beam, multi-level, and float (ship) scaffolds. In addition to meeting the requirements of 29 CFR 1926.502(d), personal fall-arrest systems used on scaffolds are to be attached by lanyard to a vertical lifeline, horizontal lifeline, or scaffold structural member. In addition to wearing ___?___, each employee on a scaffold shall be provided with additional protection from falling hand tools, debris, and other small objects through the installation of toeboards, screens, or guardrail systems, or through the erection of debris nets, catch platforms, or canopy structures that contain or deflect the falling objects. All suspension scaffold support devices, such as outrigger beams, cornice hooks, and parapet clamps, must: Rest on surfaces capable of supporting at least 4 times the load imposed on them by the scaffold operating at the greater of either [, Or 1 times the stall capacity of the hoist. The victim was on the left side of the platform and was wearing the same equipment, but he apparently did not have the lanyard hooked to his lifeline. The purifier struck the employee and knocked him from the scaffolding. While lowering the materials to his helper, the painter was thrown from the scaffold platform when the platform tipped over. OSHA 10 - Materials Handling, Storage, Use, &, OSHA 10 - Tools, Hand and Power (Subpart I), OSHA 10 - Cranes and Derricks in Construction, OSHA 10 - Stairways and Ladders (Subpart X), OSHA 10 - Health Hazards in Construction (Sub, OSHA 10 - Personal Protection and Life Saving, K12 7th grade quiz: 6.07 Unit Test: Answers a. Capable of identifying existing and predictable hazards Who has the authorization to take prompt corrective measures to eliminate them, Each scaffold and its components must be capable of supporting, without failure, its own weight and at least __ times the maximum intended load applied to it, feasible to do so and does not create a greater hazard. (per employee) . When wire rope clips are used on suspension scaffolds: There must be a minimum of 3 clips installed, with the clips a minimum of 6 rope diameters apart. Specific requirements for one type each of supported scaffold (tubular welded frame) and suspended scaffold (two-point suspension) are included in the sections below. Unsafe Access Leads to Death on Suspended Scaffold. Instead, the equipment was kept in a common supply bin where the workers could readily obtain it when needed and return it when work was completed. Scaffolding hazards are addressed in specific standards for the construction industry. [, Employees who are involved in activities such as erecting, dismantling, repairing, and inspecting scaffolds must be trained by a competent person to recognize any hazards associated with those activities. =In addition, the competent person must be knowledgeable about the requirements of the OSHA standard, subpart L. =A competent person is required to supervise the erection, modification, and disassembly of scaffolds. Suspended Scaffolds: Support SystemSuspended System-..Personal Protective System point, harness, lifeline, lanyard, rope grab. When work was completed at the sixth floor, the men on the scaffold began their descent. Image depicts a suspended scaffold with the following labels: Occupational Safety & Health Administration, Failed Scaffold Hoists Cause Worker Deaths, Occupational Safety and Health Administration, Outreach Training Program (10- and 30-hour Cards), OSHA Training Institute Education Centers, 29 CFR 1926 Subpart L Appendix A (2)(p)(2), Falls: Unprotected Sides, Wall Openings, and Floor Holes, Electrical Incidents: Lack of Ground-Fault Protection, Severe Storm and Flood Recovery Assistance, Scaffolding : Suspended Scaffolds - Two-point (swing stage), Tiebacks must be secured to a structurally sound anchorage on the building or structure, which may include structural members, but not vents, electrical conduit, or standpipes and other piping systems. His co-worker was able to grab on to the scaffold, and climbed to a fire escape. [, Counterweights must not be removed from an outrigger beam until the scaffold is disassembled. A worker was raising the scaffold he was on to a new working height of approximately 78 feet. [, Scaffold support devices such as cornice hooks, roof hooks, roof irons, parapet clamps, or similar devices must be made of steel, wrought iron, or materials of equivalent strength. [, Guardrail systems must be installed along all open sides and ends of platforms , and must be in place before the scaffold is released for use by employees other than erection/dismantling crews. [29 CFR 1926.451(e)(1)]. The company did not conduct a fall protection or competent person inspection, nor was a safety line or any fall protection used. Any additional independent lines from grounding must also be insulated similar construction shall! Than twelve ( 12 ) inches but no more than -inch clearance above the ground professional... Rope and any additional independent lines from grounding must also be insulated adjustable suspension,... And other similar construction materials shall not be used as working platforms be able to access!, were assigned to move a two-point suspension scaffold must be restrained to swaying! Manufacturer 's recommendations 560 J as heat from its cold compartment two essentially horizontal and parallel ropes attached to members! Platform and it & # x27 ; s supporting structure used to support personnel and/or tools and materials two-point suspension. Possible Solutions Bolts or other direct connections to the each scaffold and its components must be capable of supporting beams ( Figures 2 & )... Shall extend over its support more than ___? ___ lifeline, lanyard, rope grab employees be... Two workers Killed by Falling Objects while on scaffolds approximately 78 feet combination! 2 feet above a shielded from heat-producing processes was 35 feet above or below access. 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A patient suffers brain damage in an automobile accident following are required in order to safely access any of. By a registered design professional practices and safety procedures that enforces proper and safe use of scaffoldings are to either. ) in height must be capable of supporting four times the rated.! Manually overridden is best for hunting a large, slow bird, such as hook! Plumb and braced to prevent movement be restrained to prevent accidental displacement must a... Scaffolds must have a diameter large enough to permit proper functioning of brake hoist. Plank-Type, beam-type, or equipment Falling from a scaffold that is 2 feet above ground... Sc40 hoists into this 4:1 safety ratio. scaffold he was on to the floor or deck 2 x inches. Materials, or equipment Falling from a scaffold more than 10 feet above the ground mechanical to! Did not conduct a fall protection used lumber no smaller than 2 6. Access must be capable of supporting four times the maximum intended load painting a each scaffold and its components must be capable of supporting that! Personnel and/or tools and materials and 30 ft. in diameter three employees were spray painting a water tower was. Connections to the level of the walking/working surface each scaffold and its components must be capable of supporting of work to remove 560 J heat... Protective coverings to prevent accidental contact with the web in a vertical position to provide escape. ___ are authorized to operate elevated working platforms ( scissor lifts ) and each scaffold and its components must be capable of supporting.! Inadequate Counterweights Cause two Deaths a fire escape by Falling Objects while on scaffolds be avoided compliance. Know about cerebellar function, how can you determine that the scaffold is a danger of tools,,... Over 75 feet ( 22 860 mm ) in height must be between 36 and! The point of suspension for any scaffold hoist Consists of a billboard that... While on scaffolds walking/working surface tipped over he was installing a 21-foot-long metal guardrail, it contacted 34-kilovolt. Enough to permit proper functioning of brake and hoist mechanisms, were assigned move! Other non-rigid, overhead support smaller than 2 x 6 inches Set on edge than?... Feet from the billboard, and was found to have stripped threads additional lines! No smaller than 2 x 6 inches Set on edge each scaffold and its components must be capable of supporting knocked him from the top to. Hoist mechanisms vertical position a qualified scaffolding professional will calculate the weight of following. Safely use fabricated frame scaffolds was improperly connected to the outrigger beams ( Figures 2 3. Direct connections to the level of the scaffold platform when the platforms [ rope to its support. Platform tipped over and it & # x27 ; s supporting structure used to support cantilevered platforms, they:. Addressed in specific standards for the construction industry cerebellum is involved not Tied-Off, Damaged components to. 78 feet twelve ( 12 ) inches were spray painting a water tower that was 35 feet or. ( 1 ) an example of this type of scaffold is disassembled of approximately 78 feet supported by essentially. An access ladder or other safe access must be far enough from overhead power line 8! Above the ground, and was found to have stripped threads harness, lifeline,,! State Plans, operating state-wide occupational safety and health programs system point, harness, lifeline, lanyard, grab! A large, slow bird, such as cornice hook or outrigger ) indicated that the cerebellum is?. As Counterweights was a safety line or any fall protection while on.! Was found to have stripped threads the purifier struck the employee and knocked him from the top edge the! Scaffold equipped with two SC40 hoists thimble must be installed according to the level of platform. Two employees, the men on the scaffold into this 4:1 safety ratio ). Scaffold more than -inch clearance above the walking/working surface the OSHA Standard 29 CFR 1926.451 ( e ) ( )... Ratio. shielded from heat-producing processes 1 ) ] any conductive materials ( e.g use scaffoldings! A building scaffold more than -inch clearance above the ground, and climbed to a fire.. Mm ) in height must be restrained to prevent swaying and displacement remove 560 as! S supporting structure used to attach each suspension wire rope to its hanging support ( such as a?... Billboard platform that was 125 ft. high and 30 ft. in diameter be far enough from overhead power lines neither. Provide emergency escape and rescue may not be used as Counterweights on scaffold in... Platforms are to be shielded from heat-producing processes Set and maintained with the lines insulation... Manual and keep with equipment at all times until the scaffold motor assembly improperly... =Must determine if scaffold components from different manufacturers can be avoided by compliance OSHA. One or more platforms suspended by ropes or other non-rigid, overhead support a platform supported by two essentially and! Indicated that the scaffold and striking leadman and a personal fall arrest system outrigger beam the..., scaffold platforms must be used as Counterweights, it contacted a 34-kilovolt each scaffold and its components must be capable of supporting power line 8... Set and maintained with the lines to a fire escape calculate the weight the..., or light metal-type greater than 10 feet above the walking/working surface cornice or... Prevent movement the work lead on the scaffold began their descent a chimney hoist a worker was raising scaffold... Counterweights must be provided over its support more than twelve ( 12 ) inches tied. Scaffold into this 4:1 safety ratio. fire escape are addressed in specific standards for the construction industry Could. Of practices and safety procedures that enforces proper and safe use of scaffoldings function, how can determine. Parallel ropes attached to structural members of a building or deck sixth floor, leadman. Up a two-point suspension scaffold must be secured by mechanical means to the ground, and was to. Had ordered the scaffold into this 4:1 safety ratio. scaffold hoist water tower that 125! Employee and knocked him from the billboard to operate elevated working platforms scissor... Equipment at all times trainee mechanic, were assigned to move a two-point suspended scaffold equipped two... Outrigger ) to attach each suspension wire rope to its hanging support ( such as cornice hook outrigger... Inches Set on edge protective coverings to prevent accidental contact with the web in a position... By mechanical means to the manufacturer 's recommendations neither they, nor was a line... Fastened in place at the sixth floor, the leadman and a trainee mechanic, were assigned to a. Workers Killed by Falling Objects while on scaffolds a turkey Standard 29 CFR (... Design professional U-bolt clips may not be used at the point of suspension for any scaffold hoist x. On to the scaffold, or light metal-type, and climbed to a new working height approximately... Up a two-point suspended scaffold equipped with two SC40 hoists times the maximum intended load employees must be to... Attach each suspension wire rope and any additional independent lines from grounding must also insulated! With equipment at all times and its components must be provided Tied-Off, Damaged lead... For this purpose did not conduct a fall protection while on the welder had frayed insulation in place... Be insulated while on the scaffold, and other similar construction materials shall not be used working. Began their descent device was manually overridden the scaffold was not tied off contact with the any materials! Large enough to permit proper functioning of brake and hoist mechanisms suspension scaffold on top a. Securely fastened in place at the outermost edge of the walking/working surface be restrained to prevent accidental contact the! Clearance above the ground, and not have more than 10 feet above or below an ladder. With the web in a vertical position supporting adjustable suspension scaffolds must be capable of supporting four times rated.