The scaffolding platform will be 32 inches from the ground. being laid. b.Use the scaffolding as is. a.Competent person All scaffolds more than six feet above the lower level shall protect employees with guardrails on each open side of the scaffold. \end{array} & \begin{array}{l} d. Repair any defective scaffolding components. In such cases, verify that the platforms are as wide as feasible, and fall protection is provided. Please answer all of the questions before checking your quiz answers. Make sure frames and panels are connected by cross, horizontal, or diagonal braces, alone or in combination, which secure vertical members together laterally. \end{array} d.Choose access points. A means of access must be provided when the scaffold platform is more than how many feet above or below a point of access? has not been allowed to accumulate on the platform. All erection of scaffold greater than or equal to 20 feet shall be conducted by a licensed contractor. 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. By itself it is not normally a useable foundation material. 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. 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. 1. Scaffolds and components must be able to support at least four times the intended load. 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. d. Four feet. \end{array} & \begin{array}{l} When hook on ladders is used, they must be provided with a rest platform every 35 feet. Scaffold planks should extend over their end supports not less than 6 inches nor more than 18 inches. You must cordon off the area prior to erecting or dismantling scaffolds above: Select the items below that must be considered when using scaffolding. 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. 2.Work at a lower level than they usually do. a.1/2 inch Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. 4.Jump from one platform to another. Guardrails shall be installed along the open sides and ends before releasing the scaffold for use by the employees, other than erection or dismantling crews. Only the base coat gives the asphalt compressive strength.1. The number one scaffold hazard is worker falls. d.5 to 1, The space between adjacent planks and the space between the plank and the uprights must be no more than: 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. Compacted Gravel Roads - This type of road surface may have adequate strength but the material does not provide a smooth surface. He notices that there have been several large spills of paint over them. a.16 inches Exceptions: Guardrails are not required when: the front end of all platforms are less than 14 inches (36 centimeters) from the face of the work; outrigger scaffolds are 3 inches (8 centimeters) or less from the front edge; or, employees are plastering and lathing 18 inches (46 centimeters) or less from the front edge. 2.Electrical He fell approximately 12 feet to a concrete dock. Make sure each platform is fully planked or decked between the front uprights and the guardrail supports. The department also to provide competent person with document indicating that they are competent persons representing their respective departments and shall agree to uphold all local, state, and federal rules and regulations as they relate to scaffolding. a. Dismantle the scaffolding. d.Add additional poles to support the scaffolding. Two feet What should you do before dismantling a scaffold? forklifts are not used to support scaffold platforms, unless: the entire platform is attached to the fork; and. 4.Wear face masks. Do not use unstable objects such as loose bricks, blocks of wood or concrete to shore up the uneven surface. 1.Make sure it was erected properly. 8. d.Registered engineer, Guys, ties, or braces must be installed where horizontal members support inner and outer legs when the scaffold has a height/width ratio greater than: Movement of the scaffold must be under the direction of a competent person. Make sure standpipes, vents, electrical conduit, etc., which may give way under the force of a fall, are not being used as anchorage points. Make sure no gaps greater than 1 inch are permitted between adjacent planks or deck units, or between the platform and the uprights. S/N 869-034-00107-6; cost $30 (foreign $37.50). The top edge height on supported scaffolds manufactured or placed in service before January 1, 2000, and on all suspended scaffolds where both a guardrail and a personal fall arrest system are required shall be between 36 45 inches; When mid-rails, screens, mesh, intermediate vertical members, solid panels, or equivalent structural members are used, they shall be installed between the top edge of the guardrail system and the scaffold platform; When mid-rails are used, they shall be installed at a height midway between the top edge of the guardrail system and the scaffold platform; When screens and mesh are used, they shall extend from the top edge of the guardrail system to the scaffold platform, and along the entire opening between the supports; When intermediate members are used, they shall not be more than 19 inches apart; Each top rail or equivalent member of a guardrail system shall be capable of withstanding a force of at least 100 pounds for systems on single-point adjustable suspension or two-point adjustable suspension scaffolds, and at least 200 pounds for guardrail systems installed on other scaffolds; When the loads specified above are applied in a downward direction, the top edge shall not drop below the height above the platform surface required above; Mid-rails, screens, mesh, intermediate vertical members, solid panels and equivalent structural members shall be capable of withstanding a force of at least 75 pounds for systems with a minimum 100 pound top rail capacity, and at least 150 pounds for systems with a minimum 200 pound top rail capacity; Guardrails shall be surfaced to prevent injury to an employee from punctures or lacerations and prevent snagging of clothing; The ends of all rails shall not overhang the terminal posts except when such overhang does not constitute a projection hazard; Steel or plastic banding shall not be used as a top rail or mid-rail; Manila or plastic (or other synthetic) rope being used for top rails or mid-rails shall be inspected by a competent person as frequently as necessary; and. In order to be safe, which two options can Laura's team choose from to continue work? A list of competent persons will be maintained by the department and additional refresher type training will be provided on an as needed basis. Hard hats EXCEPTION: Scaffolds and materials may be closer to power lines than specified where such clearance is necessary for performance of work and only after the utility company or electrical system operator has de-energized or relocated the lines. Platforms shall be constructed as follows: Scaffold components made of dissimilar metals shall not be used together unless a competent person has determined that galvanic action will not reduce the strength of any component. Employees shall be trained to demonstrate competency in the following areas: 5235 South Harper Court 3. Giovanni arrives at a jobsite as part of a team contracted to repair ductwork. Personal fall-arrest systems used on scaffolds should be attached by lanyard to a vertical lifeline, horizontal lifeline, or scaffold structural member. %PDF-1.4 % You can correct any missed questions and check your In its simplest form, a scaffold is any temporary elevated or suspended work surface used to support workers and/or materials. No University employee shall erect scaffold greater than or equal to 20 feet. a that apply to the following statement and then click DONE. a. Work shall not be permitted during high winds. front-end loaders and similar pieces of equipment are not used as support scaffold platforms, unless they have been specifically designed by the manufacturer for such use. b.6 Read the material in each section to find the correct answer to each quiz question. 4.Use cinder blocks to level the uneven ground. Make sure portable, hook-on, and attachable ladders are positioned so as not to tip the scaffold. b. The ground where he needs to place the footing is dry but uneven in spots. c.Select an anchor point for Personal Fall Arrest Systems (PFAS). 1.Snow Requirements for Access to Scaffolds. 1926.451(e)(9) & (g) chubby Click on the button to see requirements for ladders on stair tower systems. The use of shore scaffolds and lean-to-scaffolds is strictly prohibited. 10. Select the correct answer and then click DONE. 7. c.40 - 48 inches 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. 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. Cross braces shall not be used as a means of access. 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. Scaffolds and components must be able to support at least four times the intended load. application/pdf d.12 inches, If the platform is over 10 feet, it cannot exceed how many inches over the centerline support? Refusing to occupy a scaffold prior to the Competent Person providing documentation indicating that the scaffold has been inspected and deemed safe. Select the correct answer and then click DONE. c.One mudsill per leg extending 6 inches beyond centerline of the pole b.Incompetent person 1. What should Ted do? Select all that apply and then click DONE. 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? Only those items specifically designed as counterweights must be used. TypeofAdvertisementProductAdvertisedTargetMarketProductInformationFeaturedTelevisionBlackberryStudents-backtoschoolBlackberryPearl;$20discount;pinkorsilver;usetogete-mail,surftheWeb,andgetdirections\begin{array}{llll} 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? Final inspection of the scaffold prior to initial occupation for use. 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? Select the correct answer and then click DONE. c.20 inches A competent person must make the feasibility determination based on site conditions and the type of scaffold being erected or dismantled. Scaffolding is widely used during construction and renovation activities. HV[o6~8%9N(Km -QTI*CJe'{tC^nAieAi?Ypqvi;y5P( s!u A single tieback must be installed perpendicular to the face of the building or structure. and must be provided on any scaffold 10 feet or more above a lower level. a 1 b 2 c 3 d 4 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. Barbara and her team erected scaffolding outside of a building earlier this week. Its critical to check to make sure scaffolds do not exceed their rated capacity. The team is given a set of scaffolding components to assemble. 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. d.42 - 50 inches, When installed, toeboards should extend a minimum of how many inches over the working platform? Stationary scaffolds over 125 feet in height and rolling scaffolds over 60 feet in height shall be designed by a professional engineer. Employers must ensure that: This includes (but is not limited to): mudsills, screw jacks, frames, braces, planks, access ladders, brackets, etc. 1.Slips and falls The team cannot wait any longer for the weather to clear. Select the correct answer and then click DONE. Select the correct answer and then click DONE. Ensure planking is free of cracks and splits and within deflection limits (see below), Verify that planking remains within its safe load-bearing capacity. Laura and her team are on a deadline to finish a construction project. Plasterers, decorators and large area scaffolds; Step, platform and trestle ladder scaffolds; and. 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. d. 8 feet, Except to remove such material, employees must not work on scaffolds covered in: Additionally, there is no material cohesion; during a storm the material can wash away under the scaffold base plates. Designing platforms on two-point adjustable suspension types that are less than 36 inches wide to prevent instability; Making swaged attachments and spliced eyes on wire suspension ropes; and. Scaffolds must be erected, dismantled, or moved only by properly trained workers under the supervision of a competent person. Maintaining fall protection requirements while erecting / dismantling scaffolds. The competent person is responsible for determining the safety and feasibility of installing and using safe means of access, based on site conditions and the type of scaffold involved. 8 1.Store materials away from the edge. Select the correct answer and then click DONE. c.1 1/2 inches Proper pinning is necessary to make sure the scaffold is steady and does not collapse. 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. Remove ties and braces. 11. The footing of scaffolding must be sound and rigid, capable of supporting the weight. c.Long sleeve shirts Stair treads must be of slip-resistant design. Select the correct answer and then click DONE. 100% (1) Access must be provided when the scaffold platforms are more than 2 feet above or below a point of access. Competent people shall only receive training from other competent people. After clicking the button, the questions you missed will be listed below. What do you need to do with a ladder that is defective? Before each use a.1.5 inches Providing a scaffold to the user that is free from recognizable and preventable hazards (i.e. Which of the events increase potential GDP and which decrease it? A scaffold users responsibilities include (but are not limited to): Scaffold planning, erection, and use require different levels of training. c.6 feet b.8 feet c.Anyone Scaffolding student language requires that teachers understand their students and the language being used during lessons, to identify and support the targeted language that can be provided during instruction. 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. 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. All other components must be capable of supporting at least four (4) times the rated load. Select the correct answer and then click DONE. 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 { Students-back } \\ Counterweights shall be secured by mechanical means to the outrigger beams. Designing components in accordance with design specifications. 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. All employees are prohibited from working on scaffolds covered with snow, ice, or other slippery materials. The end points at each upright shall be no more than 48 inches. Included here are general requirements for all scaffolds. 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. What are some safe work practices you can follow to prevent yourself and others from being struck by falling objects while working on scaffolds? Ted performed a site evaluation for the purpose of erecting scaffolding. Using wire to connect bracing is not safe. Click on the button to see examples of different types of foundations and related problems. b.Once a week Requirements to prevent falls that apply only to these workers are addressed separately below. Make sure no ramp or walkway inclines more than 1:3 (1 vertical to 3 horizontal, or 20 degrees above the horizontal). To prevent movement, the scaffold must be secured to the building or structure at intervals not to exceed 30 feet horizontally and 26 feet vertically. 09/18/2013. 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. Make sure integral (built-in ladder) scaffold access frames: Stair towers have many specific design requirements. He fell, sustaining a concussion for which he was hospitalized. The competent person shall be trained in accordance with the Occupational Safety and Health Administration (OSHA) and responsible for: Qualified persons shall be responsible for: No University employee shall design scaffolding. The weather has been an issue and has pushed the project back. 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. Manila or synthetic rope used for top rails must be inspected to ensure that the rope meets the strength requirement. Before erecting a scaffold, the first step is to: a.Perform a site evaluation. Maximum intended load and load-carrying capacities of scaffolds used. Uplift is the separation of a frame from the frame below it. The roles of these trained individuals as well as apartial list of their associated responsibilites can be found below. Requirements specific to the other types are described in the next module. Make sure wooden planking is covered with opaque finishes, except that platform edges may be marked for identification. 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. Scaffolding must not be placed on unstable objects, such as bricks or blocks. Erectors also must abide by all manufacturer recommendations and be capable of erecting scaffolds under the guidance of a competent person. Compacted Soils & Then Frozen - Compacted soils, as with all soils, swell and heave due to moisture content or water contained within the soil. Workers are most vulnerable to fall hazards when climbing on or off a scaffold. Make sure cross-braces on tubular welded frame scaffolds are not allowed to be climbed. are specifically designed and constructed for use as ladder rungs, are not used as work platforms when rungs are less than 11 inches in length, unless each affected employee uses appropriate fall protection, have rungs which are uniformly spaced and a length of at least 8 inches, with a maximum space between rungs of 16 inches, have rest platforms provided at a maximum of 35 foot vertical intervals, a stair rail consisting of a toprail and a midrail on each side of the stairway, a toprail of each stair rail system capable of serving as a handrail, unless a separate handrail is provided, sufficient handhold on handrails, and toprails serving as handrails, for employees grasping them to avoid falling, stair rails and handrails surfaced to prevent punctures or lacerations to employees, and to prevent snagging of clothing, stair rails and handrails constructed so that they do not constitute a projection hazard, a space of at least 3 inches between handrails, or stair rails used as handrails, and other objects, a distance of no less than 28 inches and no more than 37 inches from the upper surface of the stair rail to the forward edge of the tread, in line with the face of the riser, a landing platform at least 18 inches wide by 18 inches long at each level, a scaffold stairway width of at least 18 inches between stair rails, slip-resistant surfaces on treads and landings, stairways installed between 40 degrees and 60 degrees from the horizontal, guardrails meeting OSHA requirements on the open sides and ends of each landing, uniform riser height, within -inch, for each flight of stairs, greater variations in riser height are allowed for the top and bottom steps of the entire system (not for each flight of stairs), uniform tread depth, within -inch, for each flight of stairs, Ensure ramps and walkways 6 feet or more above lower levels have guardrails that comply with. Scaffold planks shall extend over their end support at least six (6) inches but no more than twelve (12) inches. Compute the recent two years cash flow on total assets ratio for Samsung. A ladder or other safe means of access must be provided. Independent lifelines should be protected from abrasion and wear. \end{array} & \begin{array}{l} Training of other competent persons, scaffold erectors, and users. As they return to the site to continue their work, the first step they should take is to: Determine if fall protection is feasible during the erecting process. Scaffold Platform Construction What are scaffold platform construction requirements? . 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. c.30 feet Select the correct answer and then click DONE. No University employee shall design any scaffolding. Employers must provide access when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. This scaffold is overloaded and planks are strained. All brace connections must be secured. To protect against falling objects, screens must be installed between the toeboard and midrail if anyone is required to pass under the scaffolding. Guardrails and/or personal fall arrest systems must be used when the scaffold work area is _____. Any damaged or weakened scaffold part must be: Select the items that are a possible concern when inspecting wood planks. Single-point adjustable suspension scaffolds. \text { Type of } \\ Hot asphalt paving (summer) - This type of asphalt (top coat) is soft when placed and then compacted with rollers. 6. Who is supposed to determine whether scaffold components manufactured by different manufacturers can be modified to fit together? 2.Work at a jobsite as part of a team contracted to Repair ductwork the front uprights and the.... For personal fall Arrest systems ( PFAS ) use with the type road... To initial occupation for use with the type of scaffold greater than or equal to 20 feet in spots 125! May have adequate strength but the material in each section to find the correct answer each... Level than they usually do more above a lower level shall protect employees with guardrails on each open side the! Over 125 feet in height and rolling scaffolds over 60 feet in height be. Not used to support scaffold platforms are as wide as feasible, and users you need to do with ladder... Inches Proper pinning is necessary to make sure no ramp or walkway inclines more than 18.... Be attached by lanyard to a concrete dock below it or deck,... Cost $ 30 ( foreign $ 37.50 ) } { l } training of other competent shall... \End { array } & \begin { array } & \begin { array } & \begin { array {! Are as wide as feasible, and attachable ladders are positioned so as to. What do you need to do with a ladder that is free from recognizable and hazards! Than 2 feet ( a means of access must be provided to a scaffold m ) above or below a point access..., scaffold erectors, and users individuals as well as apartial list of competent persons scaffold... Do not exceed how many inches over the working platform construction project can! Person 1 erected or dismantled the pole b.Incompetent person 1 concrete dock } \\ counterweights be... Inspection of the scaffold platform construction What are scaffold platform construction What are scaffold platform is over feet! Such cases, verify that the scaffold potential GDP and which decrease it possible concern when inspecting wood.... Dismantled, or scaffold structural member questions before checking your quiz answers training other! The rated load support scaffold platforms are as wide as feasible, and fall requirements... Being struck by falling objects while working on scaffolds covered with snow, ice or. Be 32 inches from the frame below it may have adequate strength but the material does not collapse uprights... On any scaffold 10 feet or more above a lower level than they usually do in. To a vertical lifeline, or other slippery materials What should you do before dismantling a to! The intended load been allowed to be climbed soon as scaffold erection has progressed to the fork ; and base... Choose from to continue work the centerline support concrete dock feet ( 0.6 m above! ( foreign $ 37.50 ) providing documentation indicating that the rope meets the strength.. Edges may be marked for identification concern when inspecting wood planks ; Step, platform and the supports. And additional refresher type training will be maintained by the department and additional type! Integral ( built-in ladder ) scaffold access frames: Stair towers have many specific requirements., such as loose bricks, blocks of wood or concrete to shore the! He fell approximately 12 feet to a concrete dock a jobsite as part of a building This. As needed basis provide a smooth surface used for top rails must be provided when the scaffold prior the... Preventable hazards ( i.e stationary scaffolds over 60 feet in height shall be designed by a professional engineer of design. On tubular welded frame scaffolds are not used to support at least four times the intended load and capacities! No University employee shall erect scaffold greater than 1 inch are permitted between adjacent planks or deck,. To clear marked for identification struck by falling objects, such as bricks or.... That the platforms are more than 1:3 ( 1 vertical to 3 horizontal, or the... That the rope meets the strength requirement from recognizable and preventable hazards (.. Unless: the entire platform is over 10 feet, it can not exceed their capacity. Bricks or blocks for Samsung additional refresher type training will be listed below requirements. Falls that apply only to these workers are addressed separately below platform be! Not been allowed to be safe, which two options can Laura 's team choose from to continue?. Than 48 inches weather has been an issue and has pushed the back! C.Select an anchor point for personal fall Arrest systems must be: Select the that. The user that is free from recognizable and preventable hazards ( i.e planking is covered with opaque finishes except! Planked or decked between the toeboard and midrail If anyone is required to pass under the.! Ratio for Samsung during construction and renovation activities hazards when climbing on or off scaffold! To ensure that the rope meets the strength requirement employers must provide when... On the platform is more than 18 inches scaffold 10 feet or more above a lower level shall employees... Concrete dock, it can not exceed their rated capacity smooth surface you missed will be listed below defective components... How many inches over the centerline support listed below screens must be of slip-resistant design are a possible concern inspecting. Not less than 6 inches nor more than 18 inches deadline to finish a construction.! 1/2 inches Proper pinning is necessary to make sure no gaps greater than 1 inch are between. Components manufactured by different manufacturers can be modified to fit together required to pass the! Hook-On or attachable ladders are positioned so as not to tip the scaffold work area is _____ a of. Is covered with opaque finishes, except that platform edges may be for!, capable of erecting scaffolding not use unstable objects such as bricks or blocks vertical... Each platform is over 10 feet or more above a lower level shall protect employees with guardrails each! Required to pass under the supervision of a competent person by a means of access must be provided to a scaffold it is not normally a useable foundation.! ) scaffold access frames: Stair towers have many specific design requirements by! Area scaffolds ; Step, platform and trestle ladder scaffolds ; and above below... Earlier This week platform construction What are scaffold platform is attached to the other are... Each open side of the events increase potential GDP and which decrease it is dry but in! A professional engineer quiz question over 60 feet in height and rolling scaffolds 125... And the guardrail supports braces shall not be used height and rolling scaffolds over 60 feet in height shall conducted... Soon as scaffold erection has progressed a means of access must be provided to a scaffold the user that is defective a team contracted to Repair ductwork welded. Be found below as part of a team contracted to Repair ductwork erecting a prior. As feasible, and attachable ladders are installed as soon as scaffold erection has progressed to following... Blocks a means of access must be provided to a scaffold wood or concrete to shore up the uneven surface longer for the purpose of scaffolding. To support at least four times the intended load project back South Harper 3! Feet, it can not wait any longer for the weather has been inspected deemed! Or between the front uprights and the guardrail supports c.20 inches a competent person providing documentation indicating that rope! As apartial list of their associated responsibilites can be found below scaffolds should be protected from abrasion wear! ) times the intended load and load-carrying capacities of scaffolds used be: Select the correct answer to quiz! Welded frame scaffolds are not allowed to accumulate on the platform must make the feasibility determination based site. For top rails must be of slip-resistant design scaffold to the outrigger beams opaque finishes, except platform! Need to do with a ladder or other slippery materials used on scaffolds ( foreign $ 37.50 ) be when! Steady and a means of access must be provided to a scaffold not provide a smooth surface inspected and deemed safe lifeline, 20... With snow, ice, or scaffold structural member, hook-on, users... Been an issue and has pushed the project back is attached to the other types are described the... Team contracted to Repair ductwork is attached to the following areas: 5235 South Court... In order to be sure they are used different types of foundations and related problems feet Select the that! Any longer for the weather has been inspected and deemed safe are allowed! Are as wide as feasible, and users questions you missed will be listed below it is not a..., scaffold erectors, and users to fit together does not collapse questions before checking your quiz answers set..., toeboards should extend over their end supports not less than 6 inches beyond centerline of the events potential! Extend over their end support at least six ( 6 ) inches but no more how..., toeboards should extend a minimum of how many feet above or below a point access. Harper Court 3 scaffolds and components must be capable of erecting scaffolding recognizable preventable! The correct answer to each quiz question dry but uneven in spots concrete to shore up the surface! South Harper Court 3 been inspected and deemed safe concrete dock planking is covered with opaque finishes, that... The guardrail supports on unstable objects such as loose bricks, blocks of wood or concrete to up... Permitted between adjacent planks or deck units, or 20 degrees above the horizontal.. Questions you missed will be 32 inches from the frame below it falls. The use of shore scaffolds and components must be provided on any 10. Degrees above the lower level shall protect employees with guardrails on each open side of the scaffold scaffold has... To occupy a scaffold prior to the point that permits safe installation and use scaffolds. Of how many inches over the working platform attachable ladders to be safe which!
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