This scaffold has no guardrails and is not fully planked. The platform gaps are too wide. Employee is Pulled off Scaffold, Suffers Injuries-Guardrails May Have Saved Him. c.40 - 48 inches a. Dismantle the scaffolding. The weather has been an issue and has pushed the project back. Erectors and dismantlers face additional access problems due to the incomplete condition of the scaffolding. 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. Cross-braces of the proper length must be used to ensure that the scaffold will remain plumb and rigid. a.One mudsill per leg the forklift is not moved horizontally while the platform is occupied. Training should beprovided by appropriate personnel as described in the Scaffold Roles and Responsibilites Section. The department recognizes that all employees who intend on occupying a scaffold must go through the appropriate scaffold user training (see above) conducted by a qualified person (i.e. Uplift is the separation of a frame from the frame below it. Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. Make sure no ramp or walkway inclines more than 1:3 (1 vertical to 3 horizontal, or 20 degrees above the horizontal). A scaffold can be overloaded by removing the braces, which causes the weight on the scaffold to be distributed to fewer structural members. 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. 2008-02-28T15:30:48-05:00 \hline \text { Television } & \text { Blackberry } & \begin{array}{l} The following types of scaffolds are prohibited for use on University property: All employees working on scaffolds six feet or more above ground/floor level shall use fall protection in accordance with the Fall Protection policy. c.4 to 1 Training of other scaffold users if needed. S/N 869-034-00107-6; cost $30 (foreign $37.50). Hard hats uuid:F4AC72E838E6DC1181DF85762784E02C The competent person is the shop supervisor or her/his designated representative. Before each use Then this must be inspected when conditions change, such as sunny conditions, warming temperatures, etc. Check to make sure frames are stacked, and that cross braces are of such length as will automatically keep the scaffold plumb, level, and square. Select the correct answer and then click DONE. When the scaffold work area is less than 18 inches (46 centimeters) wide, guardrails and/or personal fall arrest systems must be used. A light weight supported scaffold could be used on wood decking when the competent person has determined the structure would support the scaffold and its entire load. In its simplest form, a scaffold is any temporary elevated or suspended work surface used to support workers and/or materials. Check that scaffolds and scaffold components are capable of supporting, without failure, their own weight and at least 4 times their maximum intended load. When erecting or dismantling supported scaffolds, a safe means of access shall be provided when a competent person has determined the feasibility and analyzed the site conditions. When horizontal lifelines are used, make sure they are being secured to two or more structural members of the scaffold. \text { Type of } \\ 4 feet tools, scrap material, chemicals, snow, ice, etc.) 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. 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. Select the correct answer and then click DONE. If a ramp or walkway has a slope of more than 1:8, make sure it has cleats securely fastened to the planks not more than 14 inches apart, to provide footing. d.28 inchesa, When ladders are used on a supported scaffold that is taller than 35 feet, then rest platforms must be available at intervals no greater than: 8. In its simplest form, a scaffold is any temporary elevated or suspended work surface used to support workers and/or materials. \text { Featured } Guardrail systems must be capable of withstanding, without failure, a force of at least 200 pounds applied in a downward or outward direction at any point within two inches of the top edge of the top rail. All erection of scaffold greater than or equal to 20 feet shall be conducted by a licensed contractor. d.Two mud sills per leg, Scaffolds must be erected, dismantled, moved, or altered only under the supervision of a(n) ________. \end{array} & \begin{array}{l} 4.Use tow lines to raise or lower tools and equipment. Final inspection of the scaffold prior to initial occupation for use. Scaffolds must be erected, dismantled, or moved only by properly trained workers under the supervision of a competent person. Using various forms of media, select three advertisements that target different markets. Jayden is a competent person; he has already performed a site evaluation. b.3 to 1 Based on your research, what conclusions can you draw about the type of media used to advertise various products? Erecting scaffolds in accordance with local, state, and federal. 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. To avoid injury while moving from one platform to another, you should: He fell, sustaining a concussion for which he was hospitalized. A competent persons responsibilities include (but are not limited to): Scaffold erectors are those employees who have been designated (based on training and experience) by the department to be the employees who are responsible for the erection and maintenance of department scaffolds on the Princeton University campus. a TRUE b FALSE 5 A means of access must be provided to a scaffold platform if there is no existing access within____feet of the platform. 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. The number one scaffold hazard is worker falls. Ropes capable of supporting at least six (6) times the rated load must be used to suspend two-point suspension scaffolds. At all points of a scaffold where the platform changes direction, such as turning a corner, any platform that rests on a bearer at an angle other than a right angle shall be laid first, and platforms which rest at right angles over the same bearer shall be laid second, on top of the first platform. OSHA:Process Safety Management: Participation, Clinical Pharmacology Exam 2 - CHF & Angina, Elliot Aronson, Robin M. Akert, Timothy D. Wilson, Unternehemensfinanzierung in der EU und in de. There are many types of scaffolds, both supported and suspended. Stationary scaffolds over 125 feet in height and rolling scaffolds over 60 feet in height shall be designed by a professional engineer. Ensure each employee on a scaffold more than 10 feet above a lower level is protected from falling to that lower level. Do not force members to fit. Select the correct answer and then click DONE. Oversight and inspections of mobile scaffolds. 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. Employees erecting and dismantling supported scaffolding must have a safe means of access provided when a competent person has determined the feasibility and analyzed the site conditions. Ensure each employer working at any level over dangerous equipment while on a scaffold is protected from falling into the equipment. a. Scaffold collapse The proper erection of a scaffold is essential in preventing this particular hazard. Select the correct answer and then click DONE. This threshold differs from 29 . All equipment shall be inspected to ensure that it is in good condition and is serviceable. At a minimum, daily inspection and documentation of the condition of the scaffold and its ability to be occupied safely. or strike the scaffold with tools, materials, etc. d.35 feet, The top rail of a guardrail system must be installed how many inches above the platform? Plasterers, decorators and large area scaffolds; Step, platform and trestle ladder scaffolds; and. 9. Scaffolding is widely used during construction and renovation activities. b.Once a week Select the correct answer and then click DONE. When employees are plastering and lathing 18 inches or less from the front edge. Laura and her team are on a deadline to finish a construction project. He notices that there have been several large spills of paint over them. A competent person is an employee who is capable of identifying existing or predictable hazards in the surroundings or working conditions which are unsanitary, hazardous, or dangerous to employees, and who has the authorization to take prompt corrective measures to eliminate these hazards. b.20 feet 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. No University employee shall design any scaffolding. d.Add additional poles to support the scaffolding. to prevent falls. Proper pinning is necessary to make sure the scaffold is steady and does not collapse. 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. b.6 Scaffold planks shall extend over their end support at least six (6) inches but no more than twelve (12) inches. PScript5.dll Version 5.2.2 c.Three feet No University employee shall erect scaffold greater than or equal to 20 feet. A qualified person must design all scaffolding in accordance with OSHA 29 CFR 1926.451 General Requirements for Scaffolds and 29 CFR 1926.452 Additional Requirements Applicable to Specific Types of Scaffolds. Scaffold is not level because it was erected without base plates on an uneven surface. Improper Access Leads to Serious Injuries. 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? Scaffolds must be braced by cross, horizontal, or diagonal braces, or a combination thereof. c.After it has been used a. \text { Advertised } 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? \text { Product Information } \\ . Visit the Aerial Work Platforms web page to learn more about the specific requirements for aerial work platform use at Princeton. What is the most common type of supported scaffold? \text { Web, and get directions } The footing of scaffolding must be sound and rigid, capable of supporting the weight. c.6 feet Utilizing scaffolds in accordance with all local, state, federal, manufacturer, and institutional rules and regulations. F: 773.702.6546 a.Steel-toed boots All scaffolds and their components must support without failure its own weight and at least four times the maximum intended load applied or transmitted to the scaffold. However, an evaluation of the deck for its maximum allowable loading would be required, since the decking or deck structure could fail under a full scaffold load. Utilizing the appropriate fall protection equipment / systems at heights above 10. 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. Scaffold Platform Construction What are scaffold platform construction requirements? Select all that apply and then click the DONE button. Scaffolds shall be erected, moved or disassembled only under the supervision of qualified persons. Barbara and her team erected scaffolding outside of a building earlier this week. footings are capable of supporting the loaded scaffold without settling or displacement. No more than three workers are permitted to work at one time on suspension scaffolds with a working load of 750 pounds. application/pdf a 1 b 2 c 3 d 4 4. A competent person must make the feasibility determination based on site conditions and the type of scaffold being erected or dismantled. When hook on ladders is used, they must be provided with a rest platform every 35 feet. Supported scaffolds consist of one or more platforms supported by outrigger beams, brackets, poles, legs, uprights, posts, frames, or similar rigid support. Tiebacks must not be secured to standpipes, vents, other piping systems, or electrical conduit. All scaffolding to be used on University property shall be tubular scaffolding designed by manufacturers approved by Underwriters Laboratory (UL) and/or OSHA and be in a ready-to-assemble state. With a 60-foot high scaffold, positive type ties should be spaced every ________ feet vertically and every ________ feet horizontally. The use of shore scaffolds and lean-to-scaffolds is strictly prohibited. The use of repaired wire rope is prohibited. All planking or platforms must be overlapped a minimum of twelve (12) inches and secured from movement. Designing components in accordance with design specifications. 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. 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 , other piping systems, or moved only by properly trained workers under the of. Work at one time on suspension scaffolds with a rest platform every feet... Media, select three advertisements that target different markets person ; he has already a... 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a means of access must be provided to a scaffold