has not been allowed to accumulate on the platform. All employees who perform work on a scaffold shall be trained annually to recognize the hazards associated with the type of scaffold being used and the procedures to control or minimize those hazards. 3.Install a wind screen on the scaffold. Standard guardrails (e.g., handrail and midrail) and toeboards must be provided for all open sides of the scaffolding that are ten (10) feet or more above the surrounding surfaces. 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. Scaffolding must not be placed on unstable objects, such as bricks or blocks. OA025.pdf Refusing to occupy a scaffold prior to the Competent Person providing documentation indicating that the scaffold has been inspected and deemed safe. Contacting and coordinating with the Competent Person regarding any issues associated with the erection of a scaffold. Utilizing a scaffold on the Princeton University Campus for any reason requires specific involvement with several types of trained individuals. foundations are set on base plates, mud sills, and other adequate firm foundations. Make sure standpipes, vents, electrical conduit, etc., which may give way under the force of a fall, are not being used as anchorage points. Is the change in Samsungs cash flow on total assets ratio favorable or unfavorable? What are integral (built-in) access frames specifically designed for? Do not force members to fit. You will receive a message if you forgot to answer one of the questions. Competent people shall only receive training from other competent people. a 1 b 2 c 3 d 4 c.6 feet The department shall maintain a list of all employees within the department who have been authorized (through both training and experience) as scaffold erectors; and provide notice to the employees who have been deemed to be authorized erectors. 4. \text { discount; pink or silver; } \\ multiple fractures to the head, left and right foot, and left wrist, and torn ligaments in the knees. Cross bracing is not acceptable as an entire guardrail system but is acceptable for a toprail when the crossing point of the two braces is between 38 inches (0.9 meters) and 48 inches (1.3 meters) above the work platform and for midrails when between 20 inches (0.5 meters) and 30 inches (0.8 meters) above the work platform. The height of the scaffold in relation to the minimum base width, wind loads, the use of brackets or cantilevered platforms and imposed scaffold load determines the need for stability bracing. Cross-braces of the proper length must be used to ensure that the scaffold will remain plumb and rigid. 9. [29 CFR 1926.451 (e) (1)] 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 . Ensure each employer working at any level over dangerous equipment while on a scaffold is protected from falling into the equipment. Utilizing scaffolds in accordance with all local, state, federal, manufacturer, and institutional rules and regulations. b.One continuous mudsill under both legs Movement of the scaffold must be under the direction of a competent person. and must be provided on any scaffold 10 feet or more above a lower level. Specific requirements are described below. Uplift is the separation of a frame from the frame below it. 2. Requirements to prevent falls that apply only to these workers are addressed separately below. endstream endobj 15 0 obj <> endobj 17 0 obj <> endobj 22 0 obj <>/Font<>/ProcSet[/PDF/Text/ImageB]/XObject<>>>/Rotate 0/Type/Page>> endobj 1 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Type/Page>> endobj 5 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Type/Page>> endobj 8 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Type/Page>> endobj 11 0 obj <>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/Type/Page>> endobj 54 0 obj <>stream d.15, 17, Ramps and walkways _______ feet or more above lower levels must have guardrail systems. ). Only those items specifically designed as counterweights must be used. Even if they are "in the way," braces should not be removed while work is being performed on a scaffold! 3.String 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. This scaffold is overloaded and planks are strained. The spaces between platforms cannot exceed one inch. 2. Princeton, NJ 08540ehs@princeton.edu609-258-5294, 2023 The Trustees of Princeton University, Office of Environmental Health and Safety, Hazard Identification and Risk Assessment, Laboratory Access and Training Recommendations, Laboratory Equipment and Engineering Controls, SHIELD - Safety, Health, Inspection and Equipment Logistics Database, Administration of Biological and Chemical Hazards to Animals, Medical Clearance and Safety Training For Animal Researchers, Recombinant and Synthetic Nucleic Acid Molecules, Shipping and Receiving Biological Material, X-Ray Machines & Other Radiation-Producing Equipment, Personal Protective Equipment (PPE) for Construction, Specific Requirements of Welded Frame and Suspended Scaffolds. Make sure integral (built-in ladder) scaffold access frames: Stair towers have many specific design requirements. OSHA defines a mobile ladder stand platform as a mobile, fixed-height, self-supporting unit having one or more standing platforms that are provided with means of access or egress. As they return to the site to continue their work, the first step they should take is to: Click on the button to see requirements for ladders on stair tower systems. d.Choose access points. In order to be safe, which two options can Laura's team choose from to continue work? They are frequently used in one or two tiers by residential contractors, painters, etc., but their modular frames can also be stacked several stories high for use on large-scale construction jobs. c.Long sleeve shirts Baker, Perry, Bil-Jax) whenever frames are stacked more than one section high. What should you do before dismantling a scaffold? b. The roles of these trained individuals as well as apartial list of their associated responsibilites can be found below. He fell approximately 12 feet to a concrete dock. 3.Metal Examining the scaffold tag (which should be affixed near the access point) to verify that a competent person has deemed the scaffold safe for use. 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? footings are capable of supporting the loaded scaffold without settling or displacement. You must cordon off the area prior to erecting or dismantling scaffolds above: 1.People a scaffold must have a safe means of access to the scaffold when access is feasible and does not create a greater hazard. A competent person is one who is capable of identifying existing and predictable hazards in the surroundings or working conditions that are hazardous to employees, and who has authorization to take prompt corrective measures to eliminate them. Make sure that anything that could cause a slip, trip or fall (i.e. The team is given a set of scaffolding components to assemble. (1) A type of supported scaffold set on wheels or casters (2) A simple device consisting of a platform resting on brackets attached to a ladder (3) A uniquely designed scaffold consisting of a platform supported by moveable brackets on vertical poles (1)Mobile Scaffold (2) Ladder Scaffold (3) Pump Jack Scaffold The footing of scaffolding must be sound and rigid, capable of supporting the weight. The electronic address to view or download a copy as found on OSHA's Website is www.osha.gov. d.Add additional poles to support the scaffolding. Cross braces shall not be used as a means of access. Be sure scaffolding stays level and plumb as erection progresses. The scaffolding platform will be 32 inches from the ground. 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. \end{array} & \begin{array}{l} An access ladder or equivalent safe access must be provided. Scaffolding in this Guide means the individual components, for example tubes, couplers What is the most common type of supported scaffold? The victim was climbing the end-frame of a three-tiered metal scaffold when a midrail pulled loose. A mobile ladder stand may also have handrails and is designed for use by one employee at a time. b.12, 16 When employees are plastering and lathing 18 inches or less from the front edge. He suffered 1926.451 (f)(3) Scaffolds and scaffold components must be inspected for visible . . In the event of an emergency, please call 123 from any campus phone or 773.702.8181, Please direct coronavirus (COVID-19) questions tocoronavirusinfo@uchicago.edu. c.One mudsill per leg extending 6 inches beyond centerline of the pole How can the components of this jury-rigged scaffold possess sufficient structural integrity? Select the correct answer and then click DONE. Jayden is a competent person; he has already performed a site evaluation. 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. b.8 feet \text { use to get e-mail, surf the } \\ Select the correct answer and then click DONE. b.Incompetent person Scaffolding is widely used during construction and renovation activities. Maximum intended load and load-carrying capacities of scaffolds used. Both A & B (Hooks & Safety latches) Hoists shall be: All of the above Daily inspections need to include: Checking of the wire rope for damage or "caging" Hoists shall be inspected: Daily, prior to use Do not perform maintenance on a conveyor until: All hazardous energies are disconnected and blocked Its important to make sure components are compatible and made of similar metals, or scaffold failure could occur. Screw jacks with base plates shall be used to compensate for uneven ground. Select the correct answer and then click DONE. \text { Product } \\ the forklift is not moved horizontally while the platform is occupied. Scaffolds and components must be able to support at least four times the intended load. c.10 Select the correct answer and then click DONE. 32 - 36 inches Ensuring all inspection and maintenance practices for scaffolds are conducted by a competent person in accordance with this policy and procedure. 904-01 S/N 869-034-00107-6; cost $30 (foreign $37.50). Scaffold Platform Construction What are scaffold platform construction requirements? . Scaffold Roles and Responsibilites Section. \text { Product Information } \\ Hot asphalt paving (summer) - This type of asphalt (top coat) is soft when placed and then compacted with rollers. Then this must be inspected when conditions change, such as sunny conditions, warming temperatures, etc. Poor foundation: Scaffold end frames, which have no base plate, are erected on top of scrap wood and unstable cement blocks. In its simplest form, a scaffold is any temporary elevated or suspended work surface used to support workers and/or materials. Horizontal members are erected in a manner that creates a usable ladder and provides good hand hold and foot space. Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. Stair treads must be of slip-resistant design. 2012-10-05T11:53:02-04:00 3. No more than three workers are permitted to work at one time on suspension scaffolds with a working load of 750 pounds. He performed a site evaluation and is ready to erect the scaffolding. 1926.451(f)(3) Erecting and DismantlingWhen erecting and dismantling supported scaffolds, a competent person2 must determine the feasibility of providing a safe means of access and fall protection for these operations. Select the correct answer and then click DONE. b.Dismantle the scaffolding. Have cross-cleats securely nailed at regular intervals not exceeding 500 millimetres. Check that scaffolds and scaffold components are capable of supporting, without failure, their own weight and at least 4 times their maximum intended load. a.Steel-toed boots Two feet What should you do before dismantling a scaffold? When vertical lifelines are used, check to ensure they are fastened to a fixed safe point of anchorage, independent of the scaffold, and are protected from sharp edges and abrasion. Providing a scaffold to the user that is free from recognizable and preventable hazards (i.e. safety@uchicago.edu, The University of Chicago Environmental Health and Safety, University of Chicago Accident Incident Reporting (UCAIR) System, Disabilities Self-Identification Questionnaire, Accident Incident Reporting and Investigation Program, Institutional Roles and Responsibilities for Safety Culture, Temporary Stairways, Ladders and Portable Ladders, Temporary Structures, Grandstands, or Buildings, Two-Point Adjustable Suspension Scaffolds. Make sure no ramp or walkway inclines more than 1:3 (1 vertical to 3 horizontal, or 20 degrees above the horizontal). Ensure each employee on a scaffold more than 10 feet above a lower level is protected from falling to that lower level. Scaffold users must be trained in the recognition of the hazards associated with working on a scaffold they may be using including: the hazards of the particular scaffold that they intend to use; the nature of any fall, falling object, or electrical hazards; the correct procedures for dealing with electrical hazards and for erecting, maintaining, and disassembling the fall protection systems and falling object protection systems being used; the proper use of the scaffold and the proper handling of materials on the scaffold; the maximum intended load carrying capacities of the scaffolds used. c.No, because the platform is less than three feet from the ground, or point of access. A scaffold erectors responsibilities include (but are not limited to): A scaffold user is defined as any employee who utilizes an elevated temporary work platform (scaffold) to perform work. 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. Employees doing overhand bricklaying from a supported scaffold must be protected by a guardrail or personal fall arrest system on all sides except the side where the work is being done. Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. 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). Competent persons to be trained by other competent persons; erectors to be trained by competent persons; users to be trained by competent persons or other qualified individuals. 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Employee at a time providing a scaffold on the platform is occupied cause a slip, trip or (! In this Guide means the individual components, for example tubes, couplers What the.
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