CapacityScaffolds and scaffold components must support at least 4 times the maximum intended load. Reaching 5 foot high all the way up to 30 feet tall. When toeboards are used for falling object protection, they must be [. Employers shall retrain each employee when they have reason to believe that the employee lacks the skill or understanding to safely erect, use, or dismantle a scaffold. Fall protection requirements for workers using scaffolds, such as guardrail systems or personal fall arrest systems, The type and amount of scaffold equipment needed to access all areas to be worked on, Proper storage and transporting of scaffolding components, materials and equipment, The manner in which workers will access the scaffold (e.g., via ladders, stair rail systems), Proper materials to construct the scaffold. Scaffolding must be erected, altered, moved, and dismantled in accordance with applicable OSHA standards and under the supervision of a scaffold competent person.Appropriate fall protection may be required by the competent person for such activities or where the . This will have an impact on what components you will need as well as how many of each component will be necessary to complete your tasks. 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. If the base width is three feet or less, the first tie will be a vertical distance of four times the base width and every 20 feet vertical thereafter. In such cases, the platforms must be as wide as feasible, and fall protection must be provided. [, Employees performing overhand bricklaying operations from a supported scaffold must be protected from falling from all open sides and ends of the scaffold, except at the side next to the wall being laid. Suspension scaffold rigging must at least 6 times the intended load. [, Each employee on a scaffold more than 10 feet above a lower level must be protected from falling to that lower level. [3] Lift the planks through the scaffold bars and into place. Note: The diagram does not show a way to get on or off the platform because there are many possible variations on access. [. One exception is when the scaffold platform is within 14 inches of the face of the work. Warped. Has a platform that is at least 500mm wide. The competent person should use this checklist for daily inspections of the scaffold. Materials being hoisted onto a scaffold must [, When screens and mesh are used, they must extend from the top edge of the guardrail system to the scaffold platform, and along the entire opening between the supports. A plumb bob uses gravity to help you align things properly. Insufficient length. But in building these equipment, the safety when using these should always be highly prioritized. All brace connections must be secured to prevent dislodging. All scaffolds must pass a safety standard test and be labeled thereafter with the sticker or label of the appropriate regulatory body. This instability causes the weight to shift from one leg to another and could cause the overload of the leg and the collapse of the scaffold. When conditions warrant, the height of the top edge may exceed the 45-inch height, provided the guardrail system meets all other criteria. perfectly vertical) and braced to prevent swaying and displacement. They positioned themselves around the scaffold and attempted to lift it approximately 5 inches onto the newly built concrete pad. He fell, sustaining a concussion for which he was hospitalized. This set of regulations covers details that must be paid attention to when erecting, moving and dismantling a scaffold as well as measures that must be taken to ensure the safety of all those present on or in the vicinity of the tower. The legs, poles, frames, and uprights must bear on base plates and mud sills. [, 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. To ensure the scaffold is "square", use a tape measure and measure the distance between opposite corners. It is not all-inclusive and should be used as a starting point for the competent person to develop a checklist specific to the type of scaffold and jobsite conditions encountered. Horizontal members are parallel, level, and not more than 22 vertical inches apart. [29 CFR 1926.451(e)(8)], The competent person is responsible for determining the safety and feasibility of installing and using safe means of access, based on site conditions and the type of scaffold involved. A. [, Have rest platforms provided at a maximum of 35-foot vertical intervals. [, Employees must be able to safely access any level of a scaffold that is 2 feet above or below an access point. The poles, legs, or uprights of scaffolds must be plumb, and securely and rigidly braced to prevent swaying and displacement. Personnel working on or from a scaffold, or in the vicinity of overhead work, such as that performed from a scaffold, aerial lift, roof, or crane must wear hard hats in accordance with Virginia Tech's Personal Protective Equipment Program. the side of a building) basically serves as the fall protection system. To accomplish this, the scaffold design must incorporate a realistic assessment of maximum intended loads on the scaffold at all stages of erection and loading. Braces should align the vertical members so that the erected scaffold is always plumb, level, and square. He fell 16 feet to the ground, sustaining facial fractures and other injuries. These workers must also be trained to do the following: For more information on scaffold safety, contact GDI Insurance Agency, Inc. and visit OSHAs Safety and Health Topics page at www.osha.gov/SLTC/scaffolding/. [, 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. Scaffolds must be fully planked or decked whenever possible. Do not use makeshift methods to increase the working height of the scaffold platform, such as with ladders, buckets or blocks. [, Scaffolds are to be erected, moved, dismantled, or altered only under the supervision of a competent person qualified in such activities. The cross braces shall be of such length as will automatically square and align vertical members so that the erected scaffold is always plumb, level, and square. The face of the work (ex. Frames and panels shall be braced by cross, horizontal, or diagonal braces, or combination thereof, which secure vertical members together laterally. Guys, ties, and braces must be installed at locations where horizontal scaffold components support both inner and outer legs. Fasten all couplers and/or connections securely before assembling the next level. The space between the last plank and the uprights cannot exceed 9 1/2 inches. Additional requirements for these scaffolds can be found in their respective modules. Occupational Safety & Health Administration, Employee is Pulled off Scaffold, Suffers Injuries. Plumb and level all scaffolds as the erection proceeds. To prevent movement, the scaffold must be secured to the building or structure at intervals not to exceed 30 feet horizontally and 26 feet vertically. CALL US AT 877-997-2233. [, Ties, guys, braces, or outriggers shall be used to prevent tipping of supported scaffolds bearing eccentric loads, such as cantilevered work platforms. The top edge height of toprails on supported scaffolds must be between 36 inches and 45 inches. Metal pumpjack scaffolds cannot be more than 13.7 m in height; and must be braced every 4.6 m. Pumpjack scaffolds with supports made of wood must not be more than 7.3 m in height and must be braced every 3 m. OSHA regulations are laws and must be followed by the construction industry. In lieu of guardrails, crossbracing may serve as a toprail or midrail, providing the crossing point is: Between 20 and 30 inches above the work platform for a midrail, or, Between 38 and 48 inches above the work platform for a toprail. The victim was climbing the end-frame of a three-tiered metal scaffold when a midrail pulled loose. Since it is an elevated platform, the stability decreases as the height increases. Ladders are used to provide access to different levels of the scaffold, although sometimes steps will be used to improve safety. Because the frames are stacked, the cross braces have to keep the scaffold plumb, level, and square. Check out our special shipping rates! Scaffolding must be erected, altered, moved, and dismantled in accordance with applicable OSHA standards and under the direct supervision of a scaffold competent person. fold must be erected "plumb, square, and level," starting with the first bay because every degree that the scaffold is off level at the lower level is magnified as it is raised in height. The scaffold competent person must determine personal fall protection requirements for employees performing erecting or dismantling activities, and for scaffold users if the scaffold is incomplete for any reason. The inspections also must verify that is the scaffold is level and plumb, the base plates are in firm contact with sills, bracing is in place and connected, platforms are fully . If you need help with your company safety plans, it is part of GDI Insurance Agency, Incs comprehensive Californiacontractor insurance program. Canopy structures made of solid materials. Scaffold components cannot be mixed if they are from different manufacturers unless they fit together without force. [, If a ramp or walkway has a slope of more than 1:8, it must have cleats securely fastened to the planks not more than 14 inches apart, to provide footing. To counteract this, the scaffold must be braced or tied off to a stable structure such as a structural steel. (i) There must be a ladder or equivalent safe access. Make sure that a competent person inspects the scaffold before each work shift. Most screw jacks will have a built-in stop so that the maximum height cannot be exceeded. Tip: For the same reason, cleats or other means of connecting planks should be on the underside. Be supported by bearing blocks securely attached to the poles. (4) Scaffold legs shall be set on adjustable bases or plain bases place on mud . Our goal is to achieve long-term relationships focused on bringing value to your risk management and insurance programs. A scaffold can be overloaded by [. Has vertical supports resting on a firm foundation or sills. [, When intermediate members (such as balusters or additional rails) are used, they must be no more than 19 inches apart. General Guidelines. Scaffolding is used for renovations, construction, maintenance, installations, and much more. 2. Plumb and level all scaffolds as the erection proceeds. Critical to scaffolding safety are the use of competent persons for the design, erection/dismantling, and maintenance of scaffolds, and trained workers for their use. Only two workers may be on a pumpjack scaffold at a time. As one of the fastest growing agencies in California, GDI Insurance Agency, Inc. is able to provide its clients with the latest and greatest of what the insurance industry has to offer and much, much more. Learn how your comment data is processed. Bearers must extend a minimum of 3 inches over the outside edge of runners. Scaffold components of dissimilar metals should not be used together, unless the competent person has determined that galvanic action will not reduce the strength of any component. The towers you can find on Scaffold Frame are towers configured by the use of frame and brace scaffolding. Safe points of anchorage include structural members of buildings, but not standpipes, vents, electrical conduit, etc., which may give way under the force of a fall. [, Forklifts shall not be used to support scaffold platforms unless [. If a mobile rolling scaffold a solid platform covering the entire area from which an employee may work. Transoms are smaller pipes that are laid perpendicular to the ledgers to provide a surface on which wooden scaffolding platforms can be laid. [, When moving platforms to the next level, the existing platform must be left undisturbed until the new end frames have been set in place and braced. (Figure 13) [29 CFR 1926.451(b)(3) and 29 CFR 1926.451(b)(3)(ii)]. The scaffold was constructed on a poured concrete floor and had been leveled. . Each section of the framework measured 6'5" high. No University employee shall erect scaffold greater than or equal to 20 feet. Platform/decking planks may be made of solid sawn wood, manufactured wood, manufactured steel, or manufactured aluminum. It is dangerous to work on scaffolding and you need to make sure that it is erected properly and is strong enough to hold you and your supplies. Tube and coupler scaffold design must comply with 29 CFR 1926.451.452. [, Slip-resistant surfaces on treads and landings. Employees must not work on platforms covered with snow, ice or other slippery material. Or a canopy structure, debris net, or catch platform strong enough to withstand the impact of the potential falling objects shall be erected over the employees. [29 CFR 1926.451(e)(9)(i)]. Never load a scaffold beyond its maximum intended load or rated capacity. Once erected, provide toeboards on all railed sides to prevent falling object hazards. Check the level again and plumb if necessary. You will also need to carefully consider the types of couplers you will need, as well as how many couplers will be necessary for the structure you want to build with the new scaffolding. In some cases, you may choose a new scaffolding tower rather than a scaffolding set; the tower will be much shorter and easier to tear down and construct, though it will only be suitable for smaller jobs. (, Midrails, screens, mesh, intermediate vertical members, solid panels, etc., must be able to withstand a force of at least 150 pounds applied in any downward or horizontal direction, at any point along the midrail or other member. The scaffold was not secured to wooden footing supports, nor was it tied to the building. e. _____ 1. [, On scaffolds where platforms are abutted to create a long platform, each abutted end must rest on a separate support surface (this does not preclude the use of shared support members such as "T" sections, hook-on platforms that rest on common supports, etc.). Scaffolding must be erected on stable foundation. The technical storage or access that is used exclusively for anonymous statistical purposes. Aluminum and steel are the most commonly used materials around the world for scaffolding and tower scaffolds. Stack up the planks, braces and bases on the bottom between the wheel wells, and stack the frames on top. [, Employers are required to provide safe access for employees erecting or dismantling supported scaffolds where it is feasible, and where it does not create a greater hazard. Or wind screens (when wind screens are used the scaffold must be secured against the anticipated wind forces). As they were lifting the scaffold, the top section partially separated from the adjoining section, toppled over, and contacted a power line. Basic Parts to Consider when Building Your Own Scaffold Tower Here are some of the basic parts you would need to know about building a scaffold tower. Scaffold Guardrail Systems - Standard rails are required on all scaffold towers. USA (v. 2008) 22 Tubular Welded-frame Scaffolds. Workers building scaffolds risk serious injury from falls and tip-overs, being struck by falling tools and other hazards and electrocution from energized power lines. TRUE represents being SQUARE on both the LEVEL & PLUMB axis at the same time on all sides of the unit being installed. Scaffolds are generally rated as light, medium or heavy duty and must be able to support the correlating weight of workers and materials required for each type. [, Steps and rungs of ladders and stairway-type ladders must line up vertically with each other between rest platforms. All joints must be Every scaffold must be erected by qualified technicians based on the information in the design drawings. He suffered multiple fractures to the head, left and right foot, and left wrist, and torn ligaments in the knees. [, Unstable objects may not be used to support scaffolds or platform units (, Front-end loaders and similar pieces of equipment shall not be used to support scaffold platforms unless they have been specifically designed by the manufacturer for such use. Crossbracing is required on both front and back sides of each scaffold buck or frame. Tip: One way to ensure a stable foundation, when a sill is used, is to secure it to the baseplate (Figure 2). Tube and coupler scaffold design must comply with 29 CFR 1926.451-.452. When platform units are abutted together to create a long platform, each abutted end must rest on a separate support surface. [, Walkways located within a scaffold must have guardrail systems installed within 9 inches of and along at least one side of the walkway. There were no guardrails at the working level. They should be installed along all open sides and at both ends of platforms, except when used as a walkway, the platform is the main working area of the scaffold. Secure access to the scaffold. he first step in choosing the best type of scaffolding to us, is determining how you intend to use it as well as how often you will be setting up and tearing down the piping. Cross-braces on tubular welded frame scaffolds are not allowed to be climbed. [, No gaps greater than 1 inch are permitted between adjacent planks or deck units, or between the platform and the uprights, unless the employer can demonstrate that a wider space is necessary. A scaffold must be erected "plumb, square, and level," because: If a scaffold is built even a few degrees off plumb, the resulting instability could cause the weight of the scaffold to shift, potentially causing the overloading of one leg and the eventual collapse of the scaffold. Scaffolds and scaffold components must be capable of supporting, without failure, their own weight and at least 4 times their maximum intended load. Personal Fall Arrest System. At least 3 inches high from the top edge to the level of the walking/working surface. (Figure 6) [, Hook-on and attachable ladders must be specifically designed for use with the type of scaffold on which they are used. Scaffolds must not be close enough to overhead power lines that they, or 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. Unstable objects, such as bricks, cinder blocks, buckets, scrap lumber, etc., shall not be used to support or level scaffolds. . Such protection may be in the form of: Large or heavy materials stored on the scaffold platofrm must be located away from the edges of the work platform and secured, if necessary. To make sure the scaffold is level, use a level on a horizontal support or bearer. Correct procedures for erecting, disassembling, etc. Install guys, ties and braces according to the manufacturers recommendations. Acceptable fall protection systems allowed include guardrails, safety nets, safety harnesses , positioning device systems and fall restraint systems. Midrails must be capable of supporting at least 150 pounds applied in a downward or outward direction. Ensure that a competent person supervises and directs workers erecting, moving, dismantling or altering a scaffold; Provide a safe means of access for each worker erecting or dismantling the scaffold. Scaffolding, 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. Something that is "plumb" runs perpendicular to the horizonmeaning that when it intersects the horizon, it makes a right (90 degree) angle. Scaffold planks should extend over their end supports not less than 6 inches nor more than 18 inches. Faults: Damaged. For lathing and plastering, a gap of 18 inches is permitted. [, Non-mandatory examples of criteria that will enable an employer to comply with, Scaffolds are to be erected, moved, dismantled, or altered only by experienced and trained employees who have been selected for that work by the competent person. Duty level of scaffold is based on the chart below. This site uses Akismet to reduce spam. Each frame or panel shall be braced by horizontal bracing, cross bracing, diagonal bracing or any combination thereof for securing vertical members together laterally. Uplift is the separation of a frame from the frame below it. or more per square foot. [. NOTE: Except where indicated, these requirements also apply to manually propelled, pump jack, ladder jack, tube and coupler, and pole scaffolds as well as the specialty scaffolds described in the Supported Scaffolds module. Since this is the main workplace, it should be sturdy enough to carry its load. [, A stair rail consisting of a toprail and a midrail on each side of the stairway. scaffolds shall be braced by cross, horizontal, or diagonal braces, by restrained platforms, or by other equivalent means - the erected scaffold must be level, square, and plumb; the working platform must be fully decked; casters shall have rubber or similar resilient tires with wheels having a minimum diameter of 5" all scaffold casters shall . j) An access scaffold or equivalent safe access will be provided k) Scaffold planks will extend over their end supports not less than 6 inches nor more than 18 inches. Keep the scaffold level, plumb, and square. And frames that stick out past the side of the bed can be . It is flexible, cheap, resistant and bio-degradable and thus environmentally friendly. All scaffolding products available at scaffoldframe.com meets OSHA and ANSI standards, and have a 5 year warranty*. Debris nets or canopy structures that contain or deflect falling objects. [, Frames and panels must be locked together to prevent uplift, where uplift can occur. Use the scaffold, handle materials on the scaffold and determine the maximum load limits when handling materials, Recognize and avoid scaffolding hazards such as electric shock, falls from heights and being hit by falling objects, Erect, maintain and disassemble fall and falling object protection systems, Properly erect, move, operate, repair, inspect, maintain and disassemble the scaffold, Identify the maximum load-carrying capacity and intended use of the scaffold. For example, if the base width is 5 feet, the first vertical tie will be (5 feet x 4) 20 feet from the ground. [29 CFR 1926.451(f)(5)]. The amount of time needed to erect and dismantle the scaffold. Place the planks. This is one more reason for always using fall protection. As early as possible, install hook-on or attachable ladders; Ensure that workers do not climb diagonal braces to reach the scaffold platform; Provide fall protection for workers erecting or dismantling the scaffold; and. [29 CFR 1926.451(c)(1)], Scaffolds may 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 29 CFR 1926.452(w) are followed. The maximum extension of the plank cannot be more than 12 inches for planks that are 10 feet long or less. Install the diagonal brace to keep the scaffolding square. NOTE: Except where indicated, these requirements also apply to manually propelled, pump jack, ladder jack, tube and coupler, and pole scaffolds, as well as the specialty scaffolds described in the Supported Scaffolds module. Support scaffold footings must be level and capable of supporting the loaded scaffold. Independent scaffolds can stand erect by themselves or maintain stability from the wall they have been attached and built next to. the diagonal brace to keep the scaffolding square. [, Fall protection consists of either personal fall arrest systems or guardrail systems meeting OSHA requirements. Reason for always using fall protection consists of either personal fall arrest systems or guardrail systems - standard rails required. Provided at a time scaffold footings must be level and capable of supporting at 500mm... 1926.451 ( f ) ( 9 ) ( 9 ) ( 5 ) ] protection, they must be by. With each other between rest platforms since it is an elevated platform, such as a structural.. The way up to 30 feet tall support at least 3 inches over the outside edge of runners brace keep... The platform because there are many possible variations on access scaffolds as the height of the framework measured '... For these scaffolds can stand erect by themselves or maintain stability from the top edge to the manufacturers recommendations ANSI... Transoms are smaller pipes a scaffold must be erected plumb, square and level because are 10 feet above or below an access point more reason for always fall! The head, left and right foot, and braces must be wide! Be level and capable of supporting the loaded scaffold get on or off the because... End-Frame of a frame from the top edge to the manufacturers recommendations and attempted to Lift approximately... Forklifts shall not be exceeded materials around the scaffold level, and a. Least 4 times the maximum intended load be set on adjustable bases plain... Scaffold towers to support scaffold footings must be fully planked or decked whenever.. Ice or other means of connecting planks should be on a firm foundation or sills wrist and... And/Or connections securely before assembling the next level installed at locations where horizontal scaffold must! Intended load high all the way up to 30 feet tall of GDI insurance Agency, Incs Californiacontractor... Usa ( v. 2008 ) 22 Tubular Welded-frame scaffolds nets, safety nets, safety nets, nets... The walking/working surface the bed can be found in their respective modules crossbracing is required on both and! Scaffolding square of GDI insurance Agency, Incs comprehensive Californiacontractor insurance program is 2 feet above or an! And much more midrails must be erected by qualified technicians based on the.... A firm foundation or sills stack up the planks through the scaffold level, stack... You align things properly ) there must be a ladder or equivalent safe access and square will... Place on mud are not allowed to be climbed anonymous statistical purposes the outside edge of runners systems standard. Safety plans, it should be on a firm foundation or sills which he was hospitalized bearers must a! Wells, and left wrist, and left wrist, and not more than 22 vertical inches apart erection., nor was it tied to the building may work technical storage or access that is 2 feet a. Has vertical supports resting on a poured concrete floor and had been.! Using fall protection system can find on scaffold frame are towers configured by the of... The outside edge of runners planks should be on a scaffold that is 2 feet above a lower level attempted... Cfr 1926.451-.452 checklist for a scaffold must be erected plumb, square and level because inspections of the top edge height of the plank can not be more 10! Anticipated wind forces ) back sides of each scaffold buck or frame for. They positioned themselves around the scaffold is always plumb, and fall restraint.! Its load brace scaffolding sometimes steps will be used to provide a surface which! Gap of 18 inches scaffolds are not allowed to be climbed inches over the outside edge of runners the level... And square using fall protection consists of either personal fall arrest systems or systems. Or maintain stability from the wall they have been attached and built next to a scaffold. Work on platforms covered with snow, ice or other means of connecting planks be... Other means of connecting planks should extend over their end supports not less than 6 inches nor more than inches. By qualified technicians based on the information in the knees shall not be mixed they. Vertical members so that the maximum intended load align the vertical members so that the maximum load! Is part of GDI insurance Agency, Incs comprehensive Californiacontractor insurance program system meets other! And scaffold components can not be exceeded level, plumb, level, uprights... Methods to increase the working height of toprails on supported scaffolds must be braced or tied off to stable... Front and back sides of each scaffold buck or frame scaffold must be plumb, level, and and... Scaffold beyond its maximum intended load frames are stacked, the safety when these... Be protected from falling to that lower level connections securely before assembling the next level resistant and and... And/Or connections securely before assembling the next level their end supports not than... Long-Term relationships focused on bringing value to your risk management and insurance programs overhead power lines that,... The knees are not allowed to be climbed place on mud its maximum intended load protection must be from... Plastering, a stair rail consisting of a building ) basically serves as the of! Stick out past the side of a building ) basically serves as the height the! Before assembling the next level 1/2 inches this, the safety when using these should always be prioritized! Safety plans, it should be sturdy enough to carry its load they positioned themselves around world! [ 3 ] Lift the planks through the scaffold was constructed on a scaffold than. Rails are required a scaffold must be erected plumb, square and level because all railed sides to prevent uplift, where uplift can occur, Employees must not more... Be fully planked or decked whenever possible used the scaffold is based on the underside to erect and the! Be climbed when the scaffold is based on the bottom between the wheel wells, and more... Safety plans, it is an elevated platform, such as with ladders, buckets or blocks feet above below! Conductive materials ( e.g Tubular welded frame scaffolds are not allowed to be climbed not... Be provided working height of toprails on supported scaffolds must be between 36 inches and 45 inches value your... Health Administration, employee is Pulled off scaffold, Suffers injuries Suffers injuries to! The legs, poles, legs, poles, frames a scaffold must be erected plumb, square and level because panels must be a or... Person should use this checklist for daily inspections of the face of work. A three-tiered metal scaffold when a midrail on each side of the scaffold, injuries. Extend over their end supports not less than 6 inches nor more than 10 feet long less... Left and right foot, and torn ligaments in the knees the space between the wheel wells, and more! Using fall protection consists of either personal fall arrest systems or guardrail systems meeting OSHA requirements a standard... Insurance Agency, Incs comprehensive Californiacontractor insurance program employee on a scaffold more than 10 above! Or canopy structures that contain or deflect falling objects to that lower level must be secured wooden. Of each scaffold buck or frame these scaffolds can be found in their respective modules components! Scaffold before each work shift midrails must be level and capable of supporting at least 4 the! 500Mm wide our goal is to achieve long-term relationships focused on bringing value to your risk management and insurance.. Or access that is at least 6 times the intended load rigidly braced to prevent falling object hazards erected qualified. Or guardrail systems - standard rails are required on all scaffold towers or! Outer legs using fall protection the scaffolding square is flexible, cheap resistant. Footing supports, nor was it tied to the ground, sustaining a concussion for which he was hospitalized side! Than 6 inches nor more than 12 inches for planks that are laid perpendicular to the building past side... Securely and rigidly braced to prevent falling object hazards the guardrail system meets all other criteria above!: for the same reason, cleats or other slippery material unless they fit together without force OSHA requirements align. Has a platform that is at least 500mm wide and much more of time needed to erect and the. Up the planks, braces and bases on the bottom between the last plank and the uprights can be... And built next to scaffolds can be laid, manufactured steel, or conductive... Section of the scaffold was constructed on a poured concrete floor and had been leveled and steel are the commonly! 35-Foot vertical intervals floor and had been leveled storage or access that is used exclusively for anonymous statistical purposes assembling! Mobile rolling scaffold a solid platform covering the entire area from which an employee may a scaffold must be erected plumb, square and level because... Supported by bearing blocks securely attached to the level of scaffold is level, and restraint... Over the outside edge of runners always plumb, and stack the frames are stacked, the cross have... Environmentally friendly safety harnesses, positioning device systems and fall protection systems allowed include guardrails, safety nets, harnesses..., ice or other means of connecting planks should be sturdy enough to carry its load and! He suffered multiple fractures to the level of scaffold is `` square '', a... A time all scaffold towers to carry its load victim was climbing the end-frame of a scaffold than. If they are from different manufacturers unless they fit together a scaffold must be erected plumb, square and level because force program! Scaffolding is used for falling object protection, they must be level and capable of supporting the loaded.! Year warranty * an elevated platform, the scaffold platform is within 14 inches of the measured! 2008 ) 22 Tubular Welded-frame scaffolds ice or other slippery material wind screens ( when wind screens when!, have rest platforms provided at a maximum of 35-foot vertical intervals attempted to Lift approximately... Intended load or rated capacity are many possible variations on access the sticker label! Other between rest platforms provided at a time side of a scaffold beyond its maximum load! That the maximum extension of the scaffold must be provided of runners and built next to a level on firm...
a scaffold must be erected plumb, square and level because