1.Make sure it was erected properly. Erectors also must abide by all manufacturer recommendations and be capable of erecting scaffolds under the guidance of a competent person. Stair treads must be of slip-resistant design. 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. 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. The most frequent fall-from-elevation accident is a fall off ladders. 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. 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, verify that the platforms are as wide as feasible, and fall protection is provided. S/N 869-034-00107-6; cost $30 (foreign $37.50). 3.Maintain three points of contact while on a ladder. Its critical to check to make sure scaffolds do not exceed their rated capacity. a that apply to the following statement and then click DONE. OA025.pdf Make sure scaffold components manufactured by different manufacturers are not intermixed, unless they fit together without being forced and the scaffold's structural integrity is maintained. \text { use to get e-mail, surf the } \\ a safe means of access shall be provided when a competent person has determined the feasibility and analyzed the site . 1.A number nine wire 4. Make sure all brace connections are properly secured to prevent dislodging. Additional non-compliant actions associated with scaffolds will also warrant retraining and if necessary, disciplinary actions by their department. Training of other competent persons, scaffold erectors, and users. The victim was climbing the end-frame of a three-tiered metal scaffold when a midrail pulled loose. Inspecting all scaffold components prior to assembly to insure that components used are of similar material and in good repair before becoming a part of the completed scaffold. Specific requirements for one type each ofsupported scaffold (tubular welded frame) and suspended scaffold (two-point suspension) are included in the sections below. In order to be safe, which two options can Laura's team choose from to continue work? No more than two workers are permitted to work at one time on suspension scaffold designed for a working load of 500 pounds. When it is infeasible to provide a work area at least18 inches (46 centimeters) wide, guardrails and/or personal fall arrest systems must still be used. Make sure cross-braces on tubular welded frame scaffolds are not allowed to be climbed. 9. The department will designate, identify, and provide training for competent persons within the department. A qualified person must do this analysis. b.8 feet Scaffolding in this Guide means the individual components, for example tubes, couplers b.One continuous mudsill under both legs 5.Oxygen deficiencies, When should a personal fall arrest system be inspected? Training employees working on the scaffolds to recognize the associated hazards and understand procedures to control or minimize those hazards; and. d. Repair any defective scaffolding components. answers again. 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. With a 60-foot high scaffold, positive type ties should be spaced every ________ feet vertically and every ________ feet horizontally. Scaffolding must not be placed on unstable objects, such as bricks or blocks. The roles of these trained individuals as well as apartial list of their associated responsibilites can be found below. Make sure each platform is fully planked or decked between the front uprights and the guardrail supports. c.10 Employers must ensure that: a.1/2 inch 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. Cross bracing is acceptable in place of a mid-rail when the crossing point is between 20 30 inches above the work platform or as a top rail when the crossing point is between 38 48 inches above the work platform. 3.Install a wind screen on the scaffold. 5.Use taglines if a load could swing and hit the scaffold. 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. Select the correct answer and then click DONE. Erecting scaffolds in accordance with local, state, and federal. \text { Type of } \\ What are the main hazards associated with erecting, dismantling, and working on scaffolds? When are workers on scaffolding most vulnerable to fall hazards? He notices that there have been several large spills of paint over them. 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. Notifying the competent person of any safety concerns associated with the erection, conditions, use, and / or maintenance of the scaffold. c.Re-evaluate the site, as the ground conditions have changed due to weather. a.16 inches Jose, a house painter, performs an inspection on the wooden planks of the scaffolding. Make a chart listing each ad and describing it as shown in the example below. 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. In rare instances such as this, EHS will be called in to provide guidance as to the safety of the scaffold. Select the correct answer and then click DONE. PScript5.dll Version 5.2.2 1.Store materials away from the edge. 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. application/pdf Stationary scaffolds over 125 feet in height and rolling scaffolds over 60 feet in height shall be designed by a professional engineer. Erectors can solicit materials and components from other employees who may be on the ground, but the ultimate adding / subtracting of components to a scaffold shall be accomplished by an authorized scaffold erector. Planks are stamped for scaffold approved loading and usage on one end. Utilizing scaffolds in accordance with all local, state, federal, manufacturer, and institutional rules and regulations. b.Two feet 2.Always use the proper ladder or stairs. Replace any missing ties or braces. Contacting EHS if there is a concern regarding the erection of the scaffold. Check that 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. or strike the scaffold with tools, materials, etc. 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. Scaffold planks should extend over their end supports not less than 6 inches nor more than 18 inches. Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. 2008-02-28T15:30:48-05:00 Proper pinning is necessary to make sure the scaffold is steady and does not collapse. The team cannot wait any longer for the weather to clear. After clicking the button, the questions you missed will be listed below. Select all that apply and then click DONE. 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. Refusing to occupy a scaffold prior to the Competent Person providing documentation indicating that the scaffold has been inspected and deemed safe. What are integral (built-in) access frames specifically designed for? 2.Work at a lower level than they usually do. a.One mudsill per leg d. 8 feet, Except to remove such material, employees must not work on scaffolds covered in: Final inspection of the scaffold prior to initial occupation for use. a. When employees are plastering and lathing 18 inches or less from the front edge. \text { Featured } What is the most common type of supported scaffold? Select the correct answer and then click DONE. 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. No more than three workers are permitted to work at one time on suspension scaffolds with a working load of 750 pounds. The front end of all platforms are less than 14 inches from the face of the work; and. The platform gaps are too wide. When inspecting the surface conditions where the scaffolding will be erected, ask yourself: All wood planks used on scaffolds should be rated what grade? Jayden is a competent person; he has already performed a site evaluation. The riser height must be uniform, and the stair angle must be between 40 and 60 degrees from the horizontal. b. b.20 feet A ladder or other safe means of access must be provided. For erectors and dismantlers, determining the feasibility and safety of providing fall protection and access. Check hook-on and attachable ladders to be sure they are specifically designed for use with the type of scaffold on which they are used. Visit the Aerial Work Platforms web page to learn more about the specific requirements for aerial work platform use at Princeton. b.1 inch You can correct any missed questions and check your b.Use the scaffolding as is. Work shall not be permitted during high winds. Make sure employees do not use cross-braces as a means of access. c.One mudsill per leg extending 6 inches beyond centerline of the pole 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.Steel-toed boots b.Once a week Manila or synthetic rope used for top rails must be inspected to ensure that the rope meets the strength requirement. The scaffold must be capable of supporting its own weight and at least how many times the maximum intended load applied to it? Supported scaffold poles, frames, uprights, etc. Employers must provide access when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. Outriggers must be used on narrow frame type scaffolds (i.e. If it can be demonstrated that a wider space is necessary, check to make sure the gap is as small as possible and does not exceed 9 1/2 inches. Compacted Soils & Then Frozen - Compacted soils, as with all soils, swell and heave due to moisture content or water contained within the soil. Have cross-cleats securely nailed at regular intervals not exceeding 500 millimetres. Utilizing the appropriate fall protection equipment / systems at heights above 10. 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. He fell 16 feet to the ground, sustaining facial fractures and other injuries. fall protection systems in place, falling object prevention in place, appropriate access / egress to and from the scaffold, appropriate anchorage and stability of the structure, appropriate walking / working surfaces, maintaining appropriate clearances from electrical hazards, etc.). Be sure employees are able to safely access any level of a scaffold that is 2 feet above or below an access point. Scaffolding must not be placed on unstable objects, such as bricks or blocks. EHS staff Competent person, or qualified person). Does Joel need to provide a portable ladder for his team to access the platform? 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. b. c.Inspect the scaffolding for paint. d.35 feet, The top rail of a guardrail system must be installed how many inches above the platform? Scaffold planks shall extend over their end support at least six (6) inches but no more than twelve (12) inches. the forklift is not moved horizontally while the platform is occupied. 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. Before erecting the scaffold, a number of factors must be accounted for. Additionally a user has the right to refuse to occupy the scaffold should they contest the competent persons findings. Scaffolds and components must be able to support at least four times the intended load. Fall Protection. d.12 inches, If the platform is over 10 feet, it cannot exceed how many inches over the centerline support? Select the correct answer and then click DONE. When erecting and dismantling tubular, welded-frame scaffolds, and end frames are used as climbing devices for access, make sure: Horizontal members are parallel, level, and not more than 22 vertical inches apart. Is it safe for Giovanni and his team to use the scaffolding? d.Hearing protection. Requirements for Access to Scaffolds. 1.Use gravel to fill in the uneven spots. c.Four times Scaffolds must be erected, dismantled, or moved only by properly trained workers under the supervision of a competent person. What should Ted do? \end{array} & \begin{array}{l} 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} 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 4.A bungee cord, Joel, a commercial painter, is working on a new site where he and his team will need to use scaffolding. a.15 feet 1.Snow d.Five times, Which would provide a more stable foundation? He fell, sustaining a concussion for which he was hospitalized. 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. and must be provided on any scaffold 10 feet or more above a lower level. 100% (1) Access must be provided when the scaffold platforms are more than 2 feet above or below a point of access. Before erecting a scaffold, the first step is to: that apply to the following statement and then click DONE. Training should beprovided by appropriate personnel as described in the Scaffold Roles and Responsibilites Section. Then this must be inspected when conditions change, such as sunny conditions, warming temperatures, etc. As they return to the site to continue their work, the first step they should take is to: 2012-10-05T11:53:02-04:00 When horizontal lifelines are used, make sure they are being secured to two or more structural members of the scaffold. \hline \text { Television } & \text { Blackberry } & \begin{array}{l} Counterweights used for suspended scaffolds shall be made of materials that cannot be easily dislocated. a.Two times Select the correct answer and then click DONE. \text { discount; pink or silver; } \\ 2.Use bricks to bring the scaffolding level. 4. Select the correct answer and then click DONE. 1926.451(e . What should you do before dismantling a scaffold? Separation of frames can occur in high winds (uplift), or when workers climb endframes, overload the platform, d.2 inches, If the platform is 10 feet or less, it cannot exceed how many inches over the centerline support? This scaffold has no guardrails and is not fully planked. Training of other scaffold users if needed. chubby Materials being hoisted onto a scaffold must All other components must be capable of supporting at least four (4) times the rated load. Direct . b.Yes, because the platform is more than two feet off the ground, or point of access. 1. Select the correct answer and then click DONE. All planking or platforms must be overlapped a minimum of twelve (12) inches and secured from movement. [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 . c.20 inches 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. 262 Alexander Street Scaffold Training Institute or similar vendor). Refresher training also to be provided whenever there is an indication that the individual in question, whether they be a competent person, erector, user, or qualified person, exhibits a lack of understanding of the manufacturer, local, state, and federal requirements associated with the inspection, erection, or use of scaffolds. 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. Check to ensure fall protection consists of either personal fall-arrest systems (PFAS) or guardrail systems meeting OSHA requirements. a. 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). 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 scaffolding will extend twenty feet into the air. 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. b. Select the correct answer and then click DONE. c.Three feet \end{array} \end{array} 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. Be sure scaffolding stays level and plumb as erection progresses. Plasterers, decorators and large area scaffolds; Step, platform and trestle ladder scaffolds; and. 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Are able to safely access any level of a three-tiered metal scaffold when a midrail pulled loose 1.Snow times... Rules and regulations a guardrail system must be inspected when conditions change, such as bricks or blocks Jose. At Princeton heights above 10 use the scaffolding as is employees are plastering and lathing 18 inches inspected deemed... A competent person, or point of access b.20 feet a ladder determining the feasibility safety...