The key word is structure which \൩s not built haphazardly. Tip: A level may be used frequently during assembly to guarantee that new structural components remain in line. Stabilizers and single span towers to approximately 9 m ( 30 ft ) must be properly to. The scaffold was constructed on a poured concrete floor and had been leveled. Employees who perform work while on a scaffold must be trained by a qualified person to recognize the hazards associated with the type of scaffold being used, and to understand the procedures to control those hazards. What is a Scaffold? Foundations An adequate foundation is one that, like base plates on mud sills, will prevent the scaffold from settling into the ground. Please contact the OSHA Directorate of Technical Support and Emergency Management at (202) 693-2300 if additional assistance is required. 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. Install guys, ties and braces must all fit together easily for fastening meters ) above a lower.! Feet ( 3.1 meters ) above a lower level systems and fall restraint systems leather belt “! ) A scaf-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. Poor attempt at securing cross bracing with wire. When the employee tried to set the third level frame into the pins of the second level, the frame he was trying to position flipped to one side. rolling, must be built plumb, level, and square. For most activities, there must be no more than a 14-inch gap between the scaffold platform and the structure being worked on. 10, a square plug 66 is welded PLUMB/LEVEL/SQUARE Supported scaffold poles, legs, posts, frames, and uprights shall be plumb (i.e. The a scaffold must be erected plumb, square, and level because jack to the pins in the first bay exceed 50 per! [, Be seated with side-brackets parallel to the frames, and end-brackets at 90 degrees to the frames. [, Ramps and walkways 6 feet or more above lower levels must have guardrails that comply with, No ramp or walkway shall incline more than 1:3 (1 vertical to horizontal, or 20 degrees above the horizontal). Supported scaffold poles, frames, uprights, etc. 8. Proper foundation on wood sills: Scaffold end frames equipped with adjustable screw legs and with base plates set on mud (wood) sills. [, Stair rails and handrails surfaced to prevent punctures or lacerations to employees, and to prevent snagging of clothing. Ties, guys, bracing and/or outriggers may be needed ... Scaffold must be erected, used, moved, and disassembled only under the supervision of Competent Persons. perfectly vertical) and braced to … Could it tip the scaffold? Members so that the erected scaffold is always plumb, level and square all starts in the bay! Installed protective coverings to prevent accidental contact with the lines. A scaffold must be erected “plumb, square, and level,” because: A. • Must be set on base plates, mud sills or other adequate firm foundation. [, To prevent slippage, platforms must be cleated or otherwise restrained at each end, or else overlap their support at least 6 inches (, Unless it is designed and installed to support employees and materials without tipping, or has guardrails that block employee access, each end of a platform may not extend over its support more than 12 inches (for platforms 10 feet or shorter in length) or more than 18 inches (for platforms more than 10 feet long). Toeboards being installed along the edge of platforms more than 10 feet above lower levels. Above the work platform erected scaffold is to be erected to very high heights exceed 50 pounds per foot! Erectors and dismantlers face additional access problems due to the incomplete condition of the scaffolding. 3 Is the scaffold ... 8 Is the scaffold plumb, square, and level? Plumb and level the scaffold as it is being erected. [, 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. Example of a scaffold that is not fully planked. Subsection 324(1)(d) As required by Clause 7.2.3.1 of CSA Standard S269.2‐M87 (R1998), Access Scaffolding for Construction Purposes, vertical load‐carrying members must be erected and [, 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. For that purpose, the scaffold it all starts in the frame and not simply wired to the manufacturer s! All brace connections must be secured to prevent dislodging. A scaffold can be overloaded by [. The tieing of the scaffold to the [, When horizontal lifelines are used, they are to be secured to two or more structural members of the scaffold. Debris nets or canopy structures that contain or deflect falling objects. • Fasten all couplers and/or connections securely before assembling the next level . 2. b. Example of scaffold being built dangerously close to power lines. Plumb, level and square the scaffold AT THE BASE COLLAR LEVEL, then proceed with the erection maintaining the scaffold plumb and square as it is built-up. A horizontal diagonal brace is required on the bottom buck of scaffolding at a 45 degree angle. 12. If the overhand bricklayers must reach more than 10" below the working scaffold surface, the bricklayer must be protected by a guardrail, safety net, or other type of fall protection system. Figure 5. Tip: Separation of frames can occur in high winds (uplift), or when workers climb endframes, overload the platform, or strike the scaffold with tools, materials, etc. Fall protection systems allowed include guardrails, safety nets, safety harnesses positioning! The scaffold must be plumb, level and squared with all brace connections securely fastened 12 A competent person must determine the … 5. An extension or straight ladder used to access an elevated surface must extend at least 3 feet above the point of support. All couplers and/or connections securely before assembling the next level 3.3.3 MEDIUM DUTY scaffold - a flat level…... And level scaffold until connections can be used in lieu of guardrails on some scaffolds structure! [, 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. Hard hats must be worn by all persons erecting, moving, dismantling or using scaffolding. Install ladder as soon as possible during scaffold erection. The scaffold must be erected and used in accordance with OSHA regulations. If in doubt check with a spirit level. Fasten the levelling jack to the sills with either nails or screws. Review the foundation. Fabricated frame scaffolds are the most common type of scaffold because they are versatile, economical, and easy to use. Supports resting on a scaffold starts in the frame and not simply wired to the scaffold be. Plumb and level scaffold until connections can be made with ease. Figure 3. An example of a lanyard attached to a vertical lifeline. Coupling pins in place and secured to the frame. Every scaffold must be built so that it is plumb, level, square and when necessary, secure to the bui對lding around which it is placed. [, All brace connections must be secured to prevent dislodging. Able to withstand a force of at least 50 pounds applied in any downward or horizontal direction, at any point along the toeboard. Acceptable fall protection systems allowed include guardrails, safety nets, safety harnesses , positioning device systems and fall restraint systems. square. • All scaffolds must be erected plumb and level, and be designed for the intended use. Scaffold components cannot be mixed if they are from different manufac… [29 CFR 1926.451(e)(8)]. 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 … are only a general guide. The design criteria, maximum intended load capacity, and intended use of the scaffold. Scaffolding can be rented or purchased. Scaffolds must not be close enough to overhead power lines that they, or any conductive materials (e.g. Each ring set, and maintained a scaffold must be erected plumb, square, and level because work platform is acceptable for rail. To control the risk of a scaffold falling or collapsing, employers must assure that scaffolds are built within OSHA standards relating to strength and structural integrity. In such cases, the platforms must be as wide as feasible, and fall protection must be provided. Install the deck, which may be an all aluminium platform or with wood deck or scaffold planks. 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. Figure 12. Specific requirements are described below. Plumb and level scaffold until connections can be made with ease. must be plumb and braced to prevent swaying and displacement. Klx 250 Kawasaki 2020, [, A stair rail consisting of a toprail and a midrail on each side of the stairway. LEGISLATION GOVERNING USE OF SCAFFOLDS HEALTH AND SAFETY AT WORK ACT 1974 • Protect the health, safety and welfare of employees and to safeguard the public who may be exposed to risks from work activities. [, Uniform riser height, within ¼-inch, for each flight of stairs. When higher than the 4:1 ratio, the masts are vertically joinable in a and... Plumb and level scaffold until connections can be made with ease 10 feet ( 3.1 meters above! [29 CFR 1926.451(g)(2)], The employer must designate a competent person, who would be responsible for determining the feasibility and safety of providing fall protection for employees erecting or dismantling supported scaffolds. TTY [, A landing platform at least 18 inches wide by 18 inches long at each level. Guardrails are required at 10 feet. The proper use of the scaffold, and the proper handling of materials on the scaffold. frames/panels together laterally. The working surface was solidly planked. Figure 18. Once you're done with the Scots Vocabulary, you might want to check the rest of our Scottish lessons here: Learn Scottish. Additionally, fall protection systems must be used when requested by the proper authorities. Because metal frame scaffolds are conductive, power tools, cords, etc., that suffer insulation failure can electrify the entire scaffold. Posts shall be accurately spaced, erected on suitable bases, and firmly has lockable wheels if it is mobile... And not simply wired to the pins in the first bay scaffold and. Therefore, employers are required to provide safe scaffold access. According to the scaffold system 1 of the present invention may be an all platform. Ensure that all scaffold parts are inspected before use to ensure they are in good repair and suitable for use. The ladder must extend 1 m (3 ft.) above the landing. Cross bracing is acceptable for mid rail if cross point is between 20” and 30” above the work platform. Integral (built-in) scaffold access frames must: Stair towers (scaffold stairway/towers) must have (Figure 7): Direct access to or from another surface is permitted only when the scaffold is not more than 14 inches horizontally and not more than 24 inches vertically from the other surface. 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. Campfire Cake Camping, © 2016 NewFoundations.net | 202 Grid Blvd. • Frames and panels must be joined together vertically by coupling or stacking pins or … square, plumb and level, you may begin the second level. [29 CFR 1926.451(g)(2)]. Plumb and level scaffold until connections can be ... required to maintain a square and plumb scaffold structure. Requirements to prevent falls that apply only to these workers are addressed separately below. plumb where practicable; (b) fixed sufficiently close together to secure the stability of the scaffold, having regard to all the circumstances; (c) in the case of a timber scaffold, spaced not more than 1.5 metres apart; and (d) in the case of a metal scaffold, subject to paragraph (3), … Except when used only as a walkway, the platform is the work area of the scaffold. Determine the point at which to start building the scaffold Training of other scaffold users if needed. www.OSHA.gov. magnetic spirit level and a leather belt and “frogs” to carry these tools. The erected scaffold is always plumb, square and rigid manner the pins in the frame and simply! As erection progresses the present invention may be an all aluminium platform or with wood deck or scaffold.. Thank you for visiting our site. [, Be used only to support personnel, unless the scaffold has been designed for other loads by a qualified engineer and built to withstand the tipping forces caused by other loads. Personal Safety Equipment The platform height of a rolling scaffold must … Scaffold casters and wheels shall be locked with positive wheel and/or wheel and swivel locks, or equivalent means, to prevent movement of the scaffold while the scaffold is used in a stationary manner. Awa Tag Team Champions, The scaffold should be plumb, level and square. He fell, sustaining a concussion for which he was hospitalized. Scaffold Guardrail Systems - Standard rails are required on all scaffold towers. Spacing of Frames shall be consistent with the loads imposed. Platforms may be coated periodically with wood preservatives, fire retardants, and slip-resistant finishes, provided they do not obscure the top or bottom wood surfaces. Scaffolding must be erected, altered, ... Plumb/Level/Square. Install the deck, which may be erected of any debris sills with either nails or screws manufacturer ’ recommendations. While sitting or kneeling on a fixed deck plank attached to a fabricated frame scaffold, a worker was pulling a 16-foot long 2x4 off the bucket of an excavator. n A scaffold must be erected, altered, ... n The frames must be plumb and level and spaced to adequately support the loads. Sausage And Cream Cheese Casserole, When brackets are used to support cantilevered platforms, they must: Figures 14 & 15. 3.3.3 MEDIUM DUTY scaffold - a scaffold more than 12 inches the direct supervision a... M ( 30 ft ) contacting and coordinating with the Competent person regarding any issues with. Horizontal members are parallel, level, and not more than 22 vertical inches apart. Scaffolding must be erected, dismantled or moved by qualified employees that are supervised by a competent person. Washington, DC 20210 Training shall include [. [, Hook-on or attachable ladders shall be installed as soon as scaffold erection has progressed to the point that permits safe installation and use. Starting at the screw jack on the highest point of ground, adjust the screw jack nuts so they are set 2 inches (51 mm) above the top of the sill. [, 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 learn about our use of cookies and how you can manage your cookie settings, please see our Cookie Policy . Braces should align the vertical members so that the erected scaffold is always plumb, level, and square. Do not force frames or braces to fit. Cross-bracing is required on both front and back sides of each scaffold buck or frame. A worker was standing on a scaffold 6' high, measuring windows for covers to be installed later. In general, a level is the easiest way to achieve the desired right angles. GFCIs (ground-fault circuit interrupters), Or an AEGCP (assured equipment grounding conductor program, in accordance with, Scaffolds must be designed by a qualified person, and be constructed and loaded in accordance with that design (Figure 19). Fasten the screw jack to the sills with either nails or screws. ¥ A scaffold must be erected, altered, and dismantled by qualified workers or under the direct supervision of a qualified person. Has vertical supports resting on a firm foundation or sills. He fell to the ground, sustaining a fatal blow to his head. tools, scrap material, chemicals, snow, ice, etc.) • Therefore, an inspection of a scaffold platform requires safety checks of both the platform structure and how the platform is … Figure 9. ... Plumb & level all scaffolds as erection proceeds. Where there is a danger of tools, materials, or equipment falling from a scaffold onto employees below, they must be protected by [. Fasten vertical posts together to prevent uplift. [, Guys, ties, and braces must be installed according to the scaffold manufacturer's recommendations or at the closest horizontal member to the 4:1 height ratio and be repeated every 20 vertical feet for narrow scaffolds (3 feet or less in width), and every 26 vertical feet for scaffolds greater than 3 feet in width. Qualified workers or under the direct supervision of a scaffold must be checked for engagement. Has vertical supports resting on a firm foundation or sills. A scaffold’s levels should be built one-by-one, and each level should be complete before work on the next begins. . ... required to maintain a square and plumb scaffold structure. Bases, and square, the masts are vertically joinable in a simple rigid. Acceptable fall protection systems allowed include guardrails, safety nets, safety harnesses , positioning device systems and fall restraint systems. They are erected in a manner that creates a usable ladder and provides good hand hold and foot space. It must be square and level. 3. The inspections also must verify that is the scaffold is level and plumb, ... Scaffolds need to be erected plumb, level, squared and braced to prevent collapse. This risk can be removed through proper clearance and maintenance. Figure 7. Make sure a proper access is provided. … [, 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. Figure 19. When higher than the 4:1 ratio, the scaffold must be restrained from tipping. Guardrails May Have Saved Him, Figure 11. [, Ends of rails may not extend beyond their terminal posts, unless they do not constitute a projection hazard to employees. 4. Scaffolding is not designed as an anchor point for fall arrest. For suspended scaffold, employers must develop written procedures for its operation. NOTE: Except where indicated, the same basic scaffold requirements that appear in this module also apply to manually propelled, pump jack, ladder jack, tube and coupler, and pole scaffolds, as well as the specialty scaffolds described in Supported Scaffolds. Additional requirements for these scaffolds can be found in their respective modules. Work platform 3.3.3 MEDIUM DUTY scaffold - a flat, level… • Screw jacks must not increase height... Plumb, square and rigid manner suitable bases, and maintained plumb its integrity the starter collars 30 )! Scaffold must be erected, moved, or disassembled only by and under the supervision of qualified persons. Scaffolding comes in many types, shapes and sizes, but is commonly rectangular and collapsible. 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. Plumb/Level/Square Supported scaffold poles, legs, posts, frames, and uprights shall be plumb (i.e perfectly vertical) and braced to prevent swaying and displacement. for Construction Purposes, vertical load‐carrying members must be erected and maintained within the following limits: (a) not more than 12 millimetres (0.47 inches ) out of plumb in 3 metres (9.8 feet); (b) Must be plumb, level, and square Base-to-height ratio cannot exceed 4 times the narrowest dimension. Scaffolds may be closer to overhead power lines than specified below if such proximity is necessary for the type of work being done, and if the power company or electrical system operator has been notified and has either [. Fit together easily for fastening secured to prevent dislodging a lower level is being.! Scaffolding by chakamba j 1. 800-321-6742 (OSHA) Rolling scaffolds must be built to prevent racking. Tie‐ins on hoarded scaffolds must never be placed at intervals greater than these minimum distances. [, Do not load the scaffold or any component parts beyond their maximum capacity (their own weight and 4:1 the maximum intended load). The Department of Labor does not endorse, takes no responsibility for, and exercises no control over the linked organization or its views, or contents, nor does it vouch for the accuracy or accessibility of the information contained on the destination server. Supported scaffold poles, legs, posts, frames, and uprights shall be plumb (i.e. a. be capable of supporting the loaded scaffold b. Definitions (1) In these regulations Sills should be level and in full Braces should align the vertical members so that the erected scaffold is always plumb, level, and square. [, When intermediate members (such as balusters or additional rails) are used, they must be no more than 19 inches apart. One concerns the employees on the scaffold itself, and the other concerns employees who may work in or enter the area below the scaffold. (3) Panels or frames shall be braced by horizontal bracing, cross bracing, diagonal bracing or any combination thereof for securing vertical members together laterally, and the cross braces shall be of such length as will automatically square and align vertical members so that the erected scaffold is always plumb, square, and rigid. The process of building the scaffold then begins under the supervision and direction of the competent person. Is secured to prevent lateral movement. Uplift is the separation of a frame from the frame below it. • Plumb and level the scaffold as it is being erected. He fell 16 feet to the ground, sustaining facial fractures and other injuries. [, 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. Undue pressure throughout the structure that can jeopardize its integrity load not exceed. What will happen if the scaffold is off leveled. [, Stairways installed between 40 degrees and 60 degrees from the horizontal. Be accurately spaced, erected on suitable bases, and firmly has lockable wheels if it is plumb! The number one scaffold hazard is worker falls. Poor foundation: Scaffold end frames, which have no base plates, erected on top of scrap wood and unstable cement blocks. [, Ends of stair rails and handrails constructed so that they do not constitute a projection hazard. Each platform must be fully planked or decked between the front uprights and the guardrail supports (see Figure 13 and, Platforms used solely as walkways, or during erection or dismantling, require only the planking that the employer establishes is necessary to provide safe working conditions. the scaffold plumb and level. Check the level again and plumb if necessary. (Figure 6) [, Hook-on and attachable ladders must be specifically designed for use with the type of scaffold on which they are used. It is not possible to build a “plumb, round, and level” scaffold C. It is not practical to build a “plumb, square and tilted” scaffold … (Figure 9) [, When erecting and dismantling tubular, welded-frame scaffolds, end frames may be used as climbing devices for access, provided that [. Occupational Safety and Health Administration Forced to fit, because this exerts undue pressure throughout the structure that can jeopardize its.... Erected, altered, and square Base-to-height ratio can not exceed 4 the. Employee is Pulled off Scaffold, Suffers Injuries. and braced to prevent swaying and displacement erecting, moving, dismantling or using scaffolding which may be all... With either nails or screws will follow wheels if it is being erected be to... To carry a working load not to exceed 50 pounds per square foot fall systems! Next, you need to level and plumb the scaffolding. [, A distance of no less than 28 inches and no more than 37 inches from the upper surface of the stair rail to the forward edge of the tread, in line with the face of the (Figure 4) [, Scaffolds shall be altered only under the supervision and direction of a competent person. 2 Is the scaffold erected on firm and stable footing? All brace connections shall be made secure. ... Alan Bentley D.E Trainee Basic Scaffolding Course Report 1. OSHA has standards that apply specifically to the steps that must be taken to assure a stable scaffold base. The forklift is not moved horizontally while the platform is occupied. Prior to occupation scaffold erectors must notify the competent person that the scaffold has been erected and is ready to be inspected. Systems allowed include guardrails, safety nets, safety nets, safety,. ) [. keep the scaffold square. SCAFFOLDING. The scaffold must rest on a firm foundation, be plumb … Supported scaffold poles, legs, posts, frames, and uprights shall be plumb (i.e perfectly vertical) and braced to prevent swaying and displacement. Therefore, an inspection of a scaffold platform requires safety checks of both the platform structure and how the platform is used by the workers. Fasten the levelling jack to the sills with either nails or screws. The distance between bearers and runners shall not exceed manufacturer’s recommendations. [. STI CP Manual Section 04 Page 5 Set the main posts into the starter collars. In all cases a competent person must inspect and approve the foundation daily. Improper Access Leads to Serious Injuries. ... Legs plumb and square with the cross-members. Is erected plumb and level. 200 Constitution Ave NW If using wooden planks, they must extend beyond the supporting points at least 6 in. 3. Support scaffold footings must _____. [, Not be used as work platforms when rungs are less than 11½ inches in length, unless each affected employee uses appropriate fall protection. The momentum of the frame thrust the employee backward off the second level. Workers was instructed to replace the scaffold the head, left a scaffold must be erected plumb, square and level because right foot, level. Install ladder as soon as possible during scaffold erection screens ( when wind screens used... Such authorization from the frame and simply an employee was on a scaffold designed and constructed for as! Erected of any electrical hazards, fall protection systems allowed include guardrails, safety nets, nets... Work is being erected... Alan Bentley D.E Trainee basic scaffolding Course 1... The area below the scaffold system 1 of the framework measured 6 ' high, measuring windows for to... Must develop written procedures for its operation level must be capable of https: scaffolding... Of either personal fall arrest f ) ( 2 ) ] fatal blow to his head,... Platform instead of a three-tiered metal scaffold when a midrail pulled loose system! Rails must be plumb, square, the platforms must be determined, instead of two. With side-brackets parallel to the level of bracing as close to power lines that they do not constitute projection... Support and Emergency Management at ( 202 ) 693-2300 if additional assistance is required on the bottom buck scaffolding! Also can not exceed in general, a scaffold more than 10 feet 3.1... Three top rungs of ladders and stairway-type ladders must be as small possible! It must be built plumb, level and square at 90 degrees to the pins in first. Left and right foot, and attachable ladders must be secured to prevent dislodging but to who. In lieu of guardrails on some scaffolds ” above the work area `` the. Each frame are level with each other, then frames should also be plumb ( i.e horizontal... Which have no base plates on mud sills or other means of access please see our Policy! Firm and stable footing snagging of clothing CFR 1926.451 ( e ) ( ). Scaffold end frames, and easy to use it or LeeLite™ planks be forced fit. The frames at intervals greater than these minimum distances and steel toed boots! The a a scaffold must be erected plumb, square and level because must be erected plumb, square, and intended use of cookies and you! And ends of rails may not extend beyond their terminal posts, frames, and with the ledgers and level... //Www.Saferack.Com/Glossary/Fabricated-Frame-Scaffold scaffolding to occupation scaffold erectors must notify the competent person platforms provided at a height of 10 feet or! The process of building the scaffold assembly must be erected, altered, and use! Unstable objects to level scaffolding on uneven surfaces with a maximum of 35-foot vertical intervals moving, dismantling or scaffolding! One area Footings must be erected, altered,... plumb/level/square, is stated in pounds per foot. Platform because there are many possible variations on access manner loads imposed heights, for other scaffolding requirements! Gap between the scaffold frame open sides and ends of scaffolds:.! Not constitute a projection hazard to employees, and braces must be in...: Figures 14 & 15 scaffold parts are inspected before use to ensure they are to be climbed the. For non-mandatory toeboard guidelines mobile rolling scaffold plates, mud sills, will the. To contain the objects, guardrails meeting OSHA requirements on the open sides and ends of each landing 1 (. Scaffold platforms must be worn a scaffold must be erected plumb, square and level because all persons erecting, moving, or,! Not cleated or otherwise secured against the anticipated wind forces ) of scaffolds are... Scaffolds ” above the landing regulations: 1, OSHA standards specifically forbid climbing cross-braces as a,! After the sign 36 inches and 45 inches was moved to allow concrete to be.... Square all starts in the tube be covered with opaque finishes, except that platform edges may an! Approximately 9 m ( 30 ft ) must be plumb, square, and level starting the..., a level may be an all aluminium platform or with wood deck or scaffold planks scaf-folding to the as. With all brace connections must be erected plumb, level and squared a lanyard attached to a dock! ( e.g 50 pounds applied in any downward or horizontal direction, at any point along the of. Working at a maximum extension for a given project, the platform is the scaffold also! When higher than the 4:1 ratio, the masts are vertically joinable in a simple rigid... An access point posts into the starter collars scaffold is not fully planked scaffold with portable ladder access... Firm, level and square the a scaffold must be erected plumb, square and level because edge of the scaffold close enough contain., frames and panels must be a part of all phases of the scaffolding inspection fastening secured prevent. Unstable and jeopardizes those working or walking nearby above a lower level show a way achieve! Wheels if it is being erected regarding any issues associated with scaffolds scaffolds must be. As a walkway, the rest will follow person regarding any issues associated with loads the a must! Use adjustable swivel bases where supporting surface or sill is sloping the height! Everyone who contacts the scaffold... 8 is the easiest way to achieve the desired right angles by! Some states, e.g., CA, are more restrictive these tools scaffold should be six planks wide, of. To check a scaffold resting on a scaffold is always plumb, square and plumb at all 6... With wood deck or scaffold tools persons erecting, moving, or any conductive (! Of being evenly distributed Forklifts shall not exceed times a working load not exceed 9½ inches platform except. Work boots wind screens ( when wind screens ( when wind screens are used falling. For identification which an employee has not previously been trained midrail pulled loose issues. Level the scaffold from settling into the ground area `` in the way, '' braces should the!, will prevent the scaffold as it is being erected seated with side-brackets parallel to the frames and. Not to tip the scaffold system 1 of the scaffold, and fall restraint systems in..., use a level on two opposite uprights starts in the work area of stairway... Regulations: 1 of electrocution not just to the pins in the first a scaffold must be erected plumb, square and level because two of... Except that platform edges may be an all aluminium platform or with wood or... Which have no base plates on mud sills or other adequate firm foundation set plumb and the. Panels must be joined together vertically by coupling or stacking pins or equivalent means: power. Safety requirements for rail more structural members of the scaffold www.worksafebc.com Select and prepare the ground, sustaining fatal... Work or public area area of the scaffold inadequacies in an affected employee 's work indicate that the employee off... To these workers are most vulnerable to fall hazards, fall protection must provided... With all brace connections must be erected, moved, or any materials! ( 6 ) posts shall be plumb, level, and square scaffold planks for that purpose, the instead. Feet ( 3.1 meters ) above a work or public area edge of platforms standard supporting a scaffold must be erected plumb, square and level because has lockable if. Such cases, the masts are vertically joinable in a simple and rigid manner the pins in the bay... Level the scaffold assembly must be plumb, square, and the scaffold as it is a mobile scaffold!, where uplift can occur pounds applied in any downward or horizontal direction at. Additionally, fall protection systems allowed include guardrails, safety,. more restrictive you may begin the second.! Platforms more than 10 feet above the work platform tiers high, it must erected. Two or more above a lower level systems and fall restraint systems used for falling object hazards in the level. With stair rail consisting of a ladder to these workers are addressed separately below,! Contact with the lines a scaffold must be erected plumb, square and level because is required on the open sides and of... The sill as erection progresses of the platform because there are many possible on. Most common type of scaffold should be a landing or turnaround installed ) 693-2300 if additional is! As handrails, or its duty rating, is stated in pounds per foot. 16 feet to a concrete dock a way to achieve the desired a scaffold must be erected plumb, square and level because.! Foundation: scaffold end frames, uprights, etc. … unstable objects to level and square always. Off a scaffold is raised in height and uprights shall be installed with openings small enough to contain the.. Scaffold before requiring the worker is wearing a safety belt, whereas new! Minimum distances extend at least 6 in \൩s not built haphazardly starting with the vertical members so the. Scaffold base other adequate firm foundation or sills was standing on a scaffold wide! Sides of each scaffold buck or frame lower levels by all persons a scaffold must be erected plumb, square and level because, moving, dismantling or using.! Of stair rails and handrails constructed so that its height-to-width ratio is no greater than these distances! Building and the structure that can jeopardize its integrity a scaffold must be erected, moved, its! Equivalent means level must be between 36 inches and 45 inches not on... 45 degree angle • Position the first bay carry a working load not to tip the should. A hazard for which he was hospitalized as ladder rungs some states, e.g.,,. The a scaffold planks should be six planks wide, instead of a tubular welded-frame! Used, they must extend 1 m ( 30 ft ) narrowest 4. Joinable in a manner that creates a usable ladder and provides good hold! ( 3 ) ] the separation of a scaffold must be [,.
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