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a scaffold must be erected plumb, square, and level because

magnetic spirit level and a leather belt and “frogs” to carry these tools. 3.3.3 MEDIUM DUTY SCAFFOLD - A scaffold designed and constructed to carry a working load not to exceed 50 pounds per square foot. Good Foundations Plumb & Level The Scaffold It all starts in the first bay. For scaffold work, employees must have fall protection when working at a height of 10 feet or more above a lower level. Supported Scaffold Inspection Checklist (The form must be completed by a Competent Person) Job Name/Location: Name of Competent Person: Safety Requirements Yes No N/A 1 Was the scaffold erected under the direction The scaffold must be plumb, level and squared with all brace connections securely fastened 12 ¥ A scaffold must be erected, altered, and dismantled by qualified workers or under the direct supervision of a qualified person. Cross-bracing is required on both front and back sides of each scaffold buck or frame. perfectly vertical) and braced to prevent swaying and displacement. n A scaffold must be erected, altered, and dismantled by qualified workers or under the direct supervision of a qualified person. Ascaffold must be erected “plumb, square, and level,” starting with the first bay of thescaffold, because every degree that the scaffold is off level will be magnified as thescaffold is raised in height. 32. 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) Fall protection can be used in lieu of guardrails on some scaffolds. Fasten vertical posts together to prevent uplift. When higher than the 4:1 ratio, the scaffold must be restrained from tipping. Cross bracing is acceptable for mid rail if cross point is between 20” and 30” above the work platform. Position horizontal members on both rings Install guys, ties and braces according to the manufacturer’s recommendations. Cross-bracing is required on both front and back sides of each scaffold buck or frame. 5. For that purpose, the masts are vertically joinable in a simple and rigid manner. Acceptable fall protection systems allowed include guardrails, safety nets, safety harnesses , positioning device systems and fall restraint systems. 6. (7) Ribbons shall be erected along the length of the scaffold, located on both the inside and the outside posts at … The scaffold must be erected with cross, horizontal, or diagonal braces, or combination 11 1926.452(w), titled "Mobile Scaffolds." Scaffold Guardrail Systems - Standard rails are required on all All braces must be checked for proper engagement onto locks. This limits the height of platforms with standard outrigger stabilizers and single span towers to approximately 9 m (30 ft). • Use horizontal diagonal near the … PLUMB/LEVEL/SQUARE Supported scaffold poles, legs, posts, frames, and uprights shall be plumb (i.e. Be sure scaffold stays plumb and level as erection progresses. Be sure scaffold stays plumb and level as erection progresses. • Mud sills must be adequate 4. • Screw jacks must not increase the height of the scaffold by more than 12 inches. If the scaffold is built even a few The scaffold should be plumb, level and square. Install the deck, which may be an all aluminium platform or with wood deck or scaffold planks. square. Spacing of Frames shall be consistent with the loads imposed. 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. 6. keep the scaffold square. a. Fasten vertical posts together to prevent uplift. All brace connections shall be secured. (6) Posts shall be accurately spaced, erected on suitable bases, and maintained plumb. 5. A scaffold out of square is inherently unstable and jeopardizes those working on it as well as those working or walking nearby. Has lockable wheels if it is a mobile rolling scaffold. Training of other scaffold users if needed. A competent person must determine the … If using wooden Contacting and coordinating with the Competent Person regarding any issues associated with the erection of a scaffold. 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. U-665B2 Level the ground and/or clear the area on which the scaffold is to be erected of any debris. All brace connections shall be made secure. STI CP Manual Section 04 Page 5 Set the main posts into the starter collars. Has a … The towers 5 of the scaffold system 1 of the present invention may be erected to very high heights. 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. Tubes, couplings and braces must all fit together easily for fastening. Plumb and level the scaffold as it is being erected. Plumb and level scaffold until connections can be made with ease. Is secured to prevent lateral movement. the scaffold. Top Employers must provide fall protection for each employee on a scaffold more than 10 feet (3.1 meters) above a lower level. Braces should align the vertical members so that the erected scaffold is always plumb, level, and square. Position horizontal members on both rings of each ring set, and firmly 4. Because the frames are stacked, the cross braces have to keep the scaffold plumb, level, and square. b. • All scaffolds must be erected plumb and level, and be designed for the intended use. 3.3.4 PLATFORM - A flat, level… No components should be forced to fit, because this exerts undue pressure throughout the structure that can jeopardize its integrity. a scaffold (other than a suspended scaffold, hanging scaffold or a scaffold erected on cantilever or jib supports) which, when completed and excluding the handrails and their supports at the uppermost lift of the scaffold, is less than Has vertical supports resting on a firm foundation or sills. 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 planked, guardrails in place, safe access is provided, it is properly tied or guyed and that there are no overhead obstruc- Prior to occupation scaffold erectors must notify the competent person that the scaffold has been erected and is ready to be inspected. Fasten all couplers and/or connections securely before assembling the next level. 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. 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. Bracings must be properly attached to the pins in the frame and not simply wired to the scaffold frame. Hard hats must be worn by all persons erecting, moving, dismantling or using scaffolding. All brace connections must be secured to prevent dislodging. Plumb and level scaffold until connections can be made with ease. the scaffold plumb and level. Check the level again and plumb if necessary. Fasten the levelling jack to the sills with either nails or screws. Rolling scaffolds must be built to prevent racking. As shown in FIG. Tower must be kept level and plumb at all times. Scaffold must be erected, moved, or disassembled only by and under the supervision of qualified persons. automatically square and align vertical members so that the erected scaffold is always plumb, square and rigid. Guardrails are required at 10 feet. If it is set plumb and square, the rest will follow. Is erected plumb and level. All brace connections shall be secured. 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