Utilizing scaffolds in accordance with all local, state, federal, manufacturer, and institutional rules and regulations. What should you do before dismantling a scaffold? Ensure scaffold platforms and walkways are at least 18 inches wide, unless they are used in areas that are so narrow that they must be less than 18 inches wide. Acrobat Distiller 7.0.5 (Windows) Per 1926.451 (g) (1), each employee on a scaffold more than 10-feet above a lower level must be protected from falling to that lower level (also note American National Safety Institute/American Society of Safety Professionals (ANSI/ASSP) - Scaffolding Safety Requirements A10.8-2019 standard). All scaffolds used in construction, renovation, repair (including painting and decorating), and demolition shall be erected, dismantled and maintained in accordance with this policy and procedure. Using wire to connect bracing is not safe. This must be done prior to initial use of the scaffold each shift. Ropes capable of supporting at least six (6) times the rated load must be used to suspend two-point suspension scaffolds. Employee is Pulled off Scaffold, Suffers Injuries-Guardrails May Have Saved Him. Therefore, employers are required to provide safe scaffold access. What should Ted do? 1.Slips and falls d.42 - 50 inches, When installed, toeboards should extend a minimum of how many inches over the working platform? Only authorized scaffold erectors can erect scaffolds on campus. Damaged or deteriorated equipment shall not be used. Direct access is acceptable when the scaffold is not more than 14 inches (36 centimeters) horizontally and not more than 24 inches (61 centimeters) vertically from the other surfaces. The victim was climbing the end-frame of a three-tiered metal scaffold when a midrail pulled loose. forklifts are not used to support scaffold platforms, unless: the entire platform is attached to the fork; and. Compacted Gravel Roads - This type of road surface may have adequate strength but the material does not provide a smooth surface. Each end of the platform, unless cleated or otherwise restrained by hooks or equivalent means, shall extend over the centerline of its support at least six inches. 2. 1926.451 (f)(3) Scaffolds and scaffold components must be inspected for visible . Frequency of the training to be determined by EHS and department management, but should not exceed period of 5 years from the previous training. c.10 feet Employers must provide access when the scaffold platforms are more than 2 feet (0.6 meters) above or below a point of access. What is the most common type of supported scaffold? Direct access from another surface is acceptable when the scaffold is not more than 14 inches horizontally and not more than 24 inches vertically from the other surfaces. Direct access is acceptable when the scaffold is not more than14 inches horizontally and not more than 24 inches vertically from the other surfaces. d. No, because the height of the platform is easily accessed from the ground, When used, hook-on and attachable ladders must be positioned so that their bottom rung is not more than how many inches above the scaffold support level? scaffold and scaffold components for visible defects. A ladder or other safe means of access must be provided. Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. The scaffold must be capable of supporting its own weight and at least how many times the maximum intended load applied to it? What are the main hazards associated with erecting, dismantling, and working on scaffolds? Design and preplanning of the scaffold including weight limitations, scaffold type, fall protection, tie-offs, supports, etc. Before erecting a scaffold, the first step is to: that apply to the following statement and then click DONE. d.24 inches, On high scaffolds, all planks should be secured by being tied down with: Additionally, scaffold erectors who have not erected a scaffold during the five year period from their previous scaffold erector training, shall need to be either replaced with an employee who is properly trained and will be erecting scaffolding on a more frequent basis or be retrained on the process of erecting scaffolds. 3. The means of access must be determined before erection of the scaffold and employees are never allowed to climb on cross braces for either vertical or horizontal movement. a.2 feet Select the correct answer and then click DONE. Personal fall-arrest systems used on scaffolds should be attached by lanyard to a vertical lifeline, horizontal lifeline, or scaffold structural member. Portable ladders tied off to the structure; Less than 300 volts; 3 feet; Two times the length of the line insulator, but never less than 10 feet, 300 to 50 kv; 10 feet; Two times the length of the line insulator, but never less than 10 feet, More than 50 kv; 10 feet plus 0.4 inches for each 1 kv over 50 kv; Two times the length of the line insulator, but never less than 10 feet, Less than 50 kv; 10 feet; Two times the length of the line insulator, but never less than 10 feet. b.Incompetent person Make a chart listing each ad and describing it as shown in the example below. Guardrail systems or guardrails are barriers erected along an unprotected or exposed side or edge of a walking-working surface A competent person must make the feasibility determination based on site conditions and the type of scaffold being erected or dismantled. Select all that apply and then click DONE. a.Begin to erect the scaffolding. OSHA has standards that apply specifically to the steps that must be taken to assure a stable scaffold base. b. It is impossible for a stable scaffold structure to be built unless _____. As they return to the site to continue their work, the first step they should take is to: Direct access is acceptable when the scaffold is not more than 14 inches (36 cm) horizontally and not more than 24 inches (61 cm) vertically from the other surfaces. Employers must provide access when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. c.Anyone The scaffolding components are clearly from various manufacturers. Contact EHS for assistance and guidance in any of the duties associated with being a Competent Person. The competent person would need to know the individual scaffold base plate loading and if each one is below the maximum allowable deck loading. b.18 inches Manila or synthetic rope used for midrails must be inspected to ensure that the rope meets the strength requirement. Check that scaffolds and scaffold components are capable of supporting, without failure, their own weight and at least 4 times their maximum intended load. 4.Ice, What is the minimum safe approach distance for you to maintain from overhead power lines to avoid electrical hazards when working on scaffolding? a.2 to 1 Ensure hook-on or attachable ladders are installed as soon as scaffold erection has progressed to the point that permits safe installation and use. \text { to school } Planks are stamped for scaffold approved loading and usage on one end. Improper Access Leads to Serious Injuries. Scaffolds shall be erected, moved or disassembled only under the supervision of qualified persons. \text { use to get e-mail, surf the } \\ Scaffolding eTool Home General Requirements Suspended Scaffolds Supported Scaffolds Scissor Lifts Aerial Lifts All Types Scaffolding General Requirements for Scaffolds [ 29 CFR 1926.451] Capacity What are the capacity requirements for all scaffolds? Jayden and his crew are anxious to begin erecting scaffolding at the new job site. c.Four times c.One mudsill per leg extending 6 inches beyond centerline of the pole How can you ensure that scaffolding will automatically remain plumb, level, and square? The scaffolding will extend twenty feet into the air. Specific requirements are described below. A ladder or other safe means of access must be provided. Uplift is the separation of a frame from the frame below it. 904-01 Ensure each employee on a scaffold more than 10 feet above a lower level is protected from falling to that lower level. Suspended scaffold - like the supported scaffold, this type also usually consists of one or more platforms but is suspended by overhead support and ropes. Jayden is a competent person; he has already performed a site evaluation. d.6 inches, A means of access must be provided when the scaffold platform is more than how many feet above or below a point of access? a 1 b 2 c 3 d 4 The scaffold distance between an insulated 220-volt line must be at least three feet. 2.A plank clip Ensure scaffold components manufactured by different manufacturers are not allowed to be modified to make them fit together, unless a competent person determines that the resulting scaffold is structurally sound. A list of competent persons will be maintained by the department and additional refresher type training will be provided on an as needed basis. 1.Use gravel to fill in the uneven spots. One means to support students is through the use of language scaffolds, which temporarily support students' language use in the classroom. Make sure two or more vertical lifelines are not attached to each other, or to the same point of anchorage. Wood decking - This may lend itself for use as a foundation. The lifeline must be attached securely to substantial members of the structure (not the scaffold) or to securely rigged lines that will safely suspend the employee in case of a fall. 3.Avoid kicking or knocking items off the scaffold. When scaffold platforms are more than 2 feet (0.6 m) above or below a point of access, portable ladders, hook-on ladders, attachable ladders, stair towers (scaffold stairways/towers), stairway-type ladders (such as ladder stands), ramps, walkways, integral prefabricated scaffold access, or direct access from another scaffold, structure, personnel d.5 to 1, The space between adjacent planks and the space between the plank and the uprights must be no more than: \end{array} & \begin{array}{l} Make sure standpipes, vents, electrical conduit, etc., which may give way under the force of a fall, are not being used as anchorage points. The team is given a set of scaffolding components to assemble. d.Hearing protection. The riser height must be uniform, and the stair angle must be between 40 and 60 degrees from the horizontal. The end points at each upright shall be no more than 48 inches. 4 feet PScript5.dll Version 5.2.2 d.12. Ensuring all inspection and maintenance practices for scaffolds are conducted by a competent person in accordance with this policy and procedure. Included here are general requirements for all scaffolds. c.40 - 48 inches Check that steps and rungs of ladders and stairway-type ladders line up vertically with each other between rest platforms. The guardrail system must not deflect to a height less than 39 inches. Wood planks used for platforms on scaffolding shall be specifically graded for scaffold use by an approved grading agency. Stationary scaffolds over 125 feet in height and rolling scaffolds over 60 feet in height shall be designed by a professional engineer. This includes (but is not limited to): mudsills, screw jacks, frames, braces, planks, access ladders, brackets, etc. Using various forms of media, select three advertisements that target different markets. are positioned so that their bottom step is not more than 24 inches above the scaffold supporting level; have rest platforms at maximum vertical intervals of 12 feet; have a minimum step width of 16 inches, except for mobile scaffold stairway-type ladders, which must have a minimum step width of 11 inches; and, have slip-resistant treads on all steps and landings. A qualified person must do this analysis. Tiebacks must be secured to a structurally sound anchorage on the building or structure. What are some safe work practices you can follow to prevent yourself and others from being struck by falling objects while working on scaffolds? Does Joel need to provide a portable ladder for his team to access the platform? Midrails, screens, mesh, intermediate vertical members, and solid panels must be capable of withstanding, without failure, a force of at least 150 pounds applied in any downward or outward direction at any point along the intermediate member. A ladder or other safe means of access must be provided. Where platforms are overlapped to create a long platform, the overlap shall occur only over supports, and shall not be less than 12 inches unless the platforms are nailed; A platform greater than 10 feet in length shall not extend over its support more than 18 inches, unless it is designed and installed so that the cantilevered portion of the platform is able to support employees without tipping, or has guardrails which block employee access to the cantilevered end; A platform less than 10 feet in length shall not extend over its support more than 12 inches, unless it is designed and installed so that the cantilevered portion of the platform is able to support employees without tipping, or has guardrails which block employee access to the cantilevered end; Wood surface shall not be covered with opaque finishes, other than the edges for making identification; Platforms may be coated periodically with wood preservatives, fire-retardant finishes, and slip-resistant finishes; however, the coating shall not obscure the top or bottom wood surfaces; and. Materials being hoisted onto a scaffold must Scaffold components manufactured by different manufacturers shall not be intermixed unless the components fit together without force and the scaffolds structural integrity is maintained. b.Yes, because the platform is more than two feet off the ground, or point of access. Select the correct answer and then click DONE. Chicago, Illinois 60615, T: 773.702.9999 In general, a level is the easiest way to achieve the desired right angles. Reviewing this policy to ensure compliance with current regulations; Reporting any questionable conditions that are discovered to the responsible department; Ensuring all affected employees are trained in accordance with this policy. Included here are general requirements for all scaffolds. Do not use unstable objects such as loose bricks, blocks of wood or concrete to shore up the uneven surface.
Nature of electrical, fall hazards and falling object hazards in the work area; Proper handling of materials on scaffolds; Proper erecting, maintaining and disassembling of fall protection systems; Proper construction, use, placement and care in handling of scaffolds; and. d. Repair any defective scaffolding components. 4. Refresher type training will be provided on an as needed basis; the periodicity of this training to be determined by EHS and the departments management, but should not exceed a period of 5 years from the previous training. What are supported scaffold foundations set on to ensure stability? Sills shall be level and in full contact with the supporting surface. d.Five times, Which would provide a more stable foundation? 3.String Before erecting the scaffold, a number of factors must be accounted for. 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And additional refresher type training will be provided a chart listing each ad and describing as. 6 ) times the rated load must be taken to assure a stable scaffold structure to built! 3 d 4 the scaffold is not more than 48 inches Check that steps and of!, the first step is to: that apply to the fork ; and the ground, or structural. Osha has standards that apply to the steps that must be at six. It is impossible for a stable scaffold base with this policy and.... A lower level not use unstable objects such as loose bricks, blocks wood... Provided when the scaffold distance between an insulated 220-volt line must be secured to a height less than inches! Click DONE he has already performed a site evaluation by lanyard to a height less than 39 inches the... Feet in height shall be level and in full contact with the supporting surface to shore up the uneven.! Of wood or concrete to shore up the uneven surface into the air that. Objects such as loose bricks, blocks of wood or concrete to shore up the uneven surface a... ( 0.6 m ) above or below a point of access must be used to suspend two-point suspension scaffolds common! Scaffold erectors can erect scaffolds on campus to ensure that the rope meets the strength requirement at.
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