b.20 feet A means of access must be provided when the scaffold platform is more than how many feet above or below a point of access? c.Select an anchor point for Personal Fall Arrest Systems (PFAS). 2.Work at a lower level than they usually do. b.1 inch The scaffolding components are clearly from various manufacturers. 4.Use cinder blocks to level the uneven ground. 6 inches Training of other competent persons, scaffold erectors, and users. Have cross-cleats securely nailed at regular intervals not exceeding 500 millimetres. Select the correct answer and then click DONE. To avoid injury while moving from one platform to another, you should: a.18 inches Maximum intended load and load-carrying capacities of scaffolds used. c.One mudsill per leg extending 6 inches beyond centerline of the pole Supported scaffold - a type of scaffold that is supported by poles, frames, and outriggers, and usually consists of one or more platforms. to prevent falls. 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. Note: Platforms may be coated periodically with wood preservatives, fire retardants, and slip-resistant finishes, provided they do not obscure the top or bottom wood surfaces. a.Begin to erect the scaffolding. Notifying the competent person of any safety concerns associated with the erection, conditions, use, and / or maintenance of the scaffold. Load carrying information on components is available from the scaffold manufacturer. a.15 feet 4 feet It is impossible for a stable scaffold structure to be built unless _____. 904-01 b.Dismantle the scaffolding. 11. d.15, 17, Ramps and walkways _______ feet or more above lower levels must have guardrail systems. d.Once a month, A personal fall arrest system must limit free fall to how many feet or less? Persons selected to be competent persons at Princeton should receive professional Scaffold Competent person training either from an internal (Office of Environmental Health and Safety, EHS) or external competent person (i.e. Training employees working on the scaffolds to recognize the associated hazards and understand procedures to control or minimize those hazards; and. Stairways must: have the stringers with a maximum slope of 60 degrees from the horizontal handrail on the open side of each flight Ramps used to access scaffolds must: Have a slope gradient not exceeding 1 in 3. \text { Advertised } The team cannot wait any longer for the weather to clear. Does Joel need to provide a portable ladder for his team to access the platform? Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. 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. Single-point adjustable suspension scaffolds. The following sections can be referenced for specific guidelines when using scaffolds at Princeton. 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. Suspended scaffold - like the supported scaffold, this type also usually consists of one or more platforms but is suspended by overhead support and ropes. 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 Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. 2.Always use the proper ladder or stairs. 2.Rubber forklifts are not used to support scaffold platforms, unless: the entire platform is attached to the fork; and. Competent people shall only receive training from other competent people. 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. b.Incompetent person Select the correct answer and then click DONE. a. Manila or synthetic rope used for top rails must be inspected to ensure that the rope meets the strength requirement. Frame spacing and sill size can only be determined after the total loads to be imposed on the scaffold and the strength of the supporting soil or structure are calculated and considered. b.Three times Requirements for Access to Scaffolds. A competent person must make the feasibility determination based on site conditions and the type of scaffold being erected or dismantled. Cross braces shall not be used as a means of access. The footing of scaffolding must be sound and rigid, capable of supporting the weight. 1926.451(e)(1) . Click on the button to see requirements for ladders on stair tower systems. In order to assure scaffold stability, make sure: Note: One way to ensure a stable foundation when a sill is used is to secure it to the baseplate. Select the correct answer and then click DONE. This scaffold has no guardrails and is not fully planked. Select the correct answer and then click DONE. Be sure employees are able to safely access any level of a scaffold that is 2 feet above or below an access point. Fabricated frame scaffolds are the most common type of scaffold because they are versatile, economical, and easy to use. What are integral (built-in) access frames specifically designed for? Determine if fall protection is feasible during the erecting process. Separation of frames can occur in high winds (uplift), or when workers climb endframes, overload the platform, Click on the button to see examples of different types of foundations and related problems. All planking or platforms must be overlapped a minimum of twelve (12) inches and secured from movement. Select all that apply and then click DONE. HV[o6~8%9N(Km -QTI*CJe'{tC^nAieAi?Ypqvi;y5P( s!u PScript5.dll Version 5.2.2 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. Wood planks used for platforms on scaffolding shall be specifically graded for scaffold use by an approved grading agency. Specific requirements for one type each ofsupported scaffold (tubular welded frame) and suspended scaffold (two-point suspension) are included in the sections below. Note: A level should be used during assembly to make sure new structural components remain in line. 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. 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. Select the correct answer and then click DONE. b.8 feet Check to make sure scaffold components made of dissimilar metals are not used together, unless a competent person has determined that galvanic action will not reduce the strength, through corrosion, of any component below OSHA standards. a scaffold must have a safe means of access to the scaffold when access is feasible and does not create a greater hazard. Additionally, there is no material cohesion; during a storm the material can wash away under the scaffold base plates. Make sure frames and panels are joined together vertically by coupling or stacking pins or equivalent means. c.After it has been used Erectors also must abide by all manufacturer recommendations and be capable of erecting scaffolds under the guidance of a competent person. When the other end of the 2x4 slipped off the bucket, the employee did not let go of his end, and was pulled off the deck. Requirements specific to the other types are described in the next module. \end{array} \\ 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. Employers must ensure that: Select the correct answer and then click DONE. 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. Select all that apply and then click DONE. c.Four times 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. The scaffolding will extend twenty feet into the air. a.Steel-toed boots The regulatory text also is found in 29 CFR 1926, Subpart L, which is available from the Government Printing Office at (202) 512-1800; (202) 512-2250 fax - Order No. 3.Maintain three points of contact while on a ladder. Be sure scaffolding stays level and plumb as erection progresses. Stationary scaffolds over 125 feet in height and rolling scaffolds over 60 feet in height shall be designed by a professional engineer. In general, a level is the easiest way to achieve the desired right angles. Scaffold planks shall extend over their end support at least six (6) inches but no more than twelve (12) inches. \begin{array}{l} 3.Check that no structural alterations were made. Compute the recent two years cash flow on total assets ratio for Samsung. When the scaffold work area is less than 18 inches (46 centimeters) wide, guardrails and/or personal fall arrest systems must be used. 1.Use gravel to fill in the uneven spots. Before erecting the scaffold, a number of factors must be accounted for. \end{array} & \begin{array}{l} Note: Except where indicated, these requirements also apply to manually propelled, pump jack, ladder jack, tube and coupler, and pole scaffolds, as well as the specialty scaffolds. Cold asphalt paving (winter) - Asphalt has minimal compressive strength, even when cold, and especially when applied. This scaffold is overloaded and planks are strained. 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. 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. 2. How can the components of this jury-rigged scaffold possess sufficient structural integrity? Select the correct answer and then click DONE. d. 14 feet, What must be worn at all times while working from scaffolding? What should you do before dismantling a scaffold? Included here are general requirements for all scaffolds. a.1.5 inches Before erecting a scaffold, the first step is to: a.Perform a site evaluation. Personal fall-arrest systems used on scaffolds should be attached by lanyard to a vertical lifeline, horizontal lifeline, or scaffold structural member. The ground where he needs to place the footing is dry but uneven in spots. All other components must be capable of supporting at least four (4) times the rated load. Guardrails shall be constructed as follows: All job sites and work areas shall be inspected prior to the erection of scaffolds to determine the sites ability to support structure, and for location of electric power lines, overhead obstructions, wind conditions, and the need for overhead protection or weather protection coverings. Employee is Pulled off Scaffold, Suffers Injuries-Guardrails May Have Saved Him. 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. \end{array} Its important to make sure components are compatible and made of similar metals, or scaffold failure could occur. 3.Avoid kicking or knocking items off the scaffold. -Make sure it was erected properly -Check that no structural alterations were made -Replace any missing ties or braces Ted performed a site evaluation for the purpose of erecting scaffolding. Make sure standpipes, vents, electrical conduit, etc., which may give way under the force of a fall, are not being used as anchorage points. . What are the main hazards associated with erecting, dismantling, and working on scaffolds? d. Repair any defective scaffolding components. 1.Climb the cross braces. 3. 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. \end{array} The roles of these trained individuals as well as apartial list of their associated responsibilites can be found below. Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. c.13, 15 Special consideration is required when scaffolding is to be erected on fill, soft or frozen ground. He notices that there have been several large spills of paint over them. 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? Scaffold planks shall extend over their end support at least six (6) inches but no more than twelve (12) inches. There are many types of scaffolds, both supported and suspended. You must cordon off the area prior to erecting or dismantling scaffolds above: 1.People Before erecting a scaffold, the first step is to: that apply to the following statement and then click DONE. Then this must be inspected when conditions change, such as sunny conditions, warming temperatures, etc. Planks are stamped for scaffold approved loading and usage on one end. The department will designate, identify, and provide training for competent persons within the department. Scaffolding must not be placed on unstable objects, such as bricks or blocks. To protect against falling objects, screens must be installed between the toeboard and midrail if anyone is required to pass under the scaffolding. The work area for each scaffold platform and walkway must be at least 18 inches (46 centimeters) wide. For a scaffold to be safe, it must be erected: . 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. 2012-10-05T11:53:02-04:00 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. b.3 to 1 a.Competent person What is the widest gap permitted between adjacent planks or deck units, or between the platform and the uprights of a scaffold? c.40 - 48 inches 4.Wear face masks. 8 inches The scaffold and its components must be capable of supporting four times the rated load. Scaffold components manufactured by different manufacturers shall not be intermixed unless the components fit together without force and the scaffolds structural integrity is maintained. Scaffolds and components must be able to support at least four times the intended load. 3.Metal The victim was climbing the end-frame of a three-tiered metal scaffold when a midrail pulled loose. Barbara and her team erected scaffolding outside of a building earlier this week. Utilizing scaffolds in accordance with all local, state, federal, manufacturer, and institutional rules and regulations. 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. The top edge height of top rails on supported scaffolds manufactured or placed in service after January 1, 2000 shall be installed between 38 45 inches above the platform surface. \end{array} & \begin{array}{l} Make sure hook-on and attachable ladder rungs: are positioned so that their bottom rung is not more than 24 inches above the scaffold supporting level; have uniform spacing between rungs of a maximum 16 inches; have minimum rung length of 11 inches; and, have rest platforms provided at a maximum of 35-foot vertical intervals. 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. 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.). 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. The team has been unable to work on the project due to heavy rain over the last two days. Inspections of scaffolds after changes / alterations have been made. Verify that, when moving platforms to the next level, the existing platform are left undisturbed until the new end frames have been set in place and braced. multiple fractures to the head, left and right foot, and left wrist, and torn ligaments in the knees. Only those items specifically designed as counterweights must be used. When are workers on scaffolding most vulnerable to fall hazards? Ensure hook-on or attachable ladders are installed as soon as scaffold erection has progressed to the point that permits safe installation and use. Ensure that employees performing overhand bricklaying operations from a supported scaffold are protected from falling from all open sides and ends of the scaffold, except at the side next to the wall Using wire to connect bracing is not safe. d.Two mud sills per leg, Scaffolds must be erected, dismantled, moved, or altered only under the supervision of a(n) ________. a.One foot A scaffold is a temporary structure erected to support access or working platforms. 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? Manila or synthetic rope used for midrails must be inspected to ensure that the rope meets the strength requirement. The team is given a set of scaffolding components to assemble. . 1926.451(e)(9) & (g) The end points of the cross bracing must be no more than 48 inches (1.3 meters) apart vertically. Crossbraces must not be used as a means of access. 4.Use tow lines to raise or lower tools and equipment. c.10 feet \text { Target } \\ Select the correct answer and then click DONE. Tiebacks must not be secured to standpipes, vents, other piping systems, or electrical conduit. Improper Access Leads to Serious Injuries. Contacting EHS if there is a concern regarding the erection of the scaffold. The platform gaps are too wide. He fell approximately 12 feet to a concrete dock. (b) Googles? A single tieback must be installed perpendicular to the face of the building or structure. Employers must provide access 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 The competent person would need to know the individual scaffold base plate loading and if each one is below the maximum allowable deck loading. Contacting and coordinating with the Competent Person regarding any issues associated with the erection of a scaffold. 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. d.Add additional poles to support the scaffolding. Refusing to occupy a scaffold prior to the Competent Person providing documentation indicating that the scaffold has been inspected and deemed safe. A self-supporting scaffold is one or more work platforms supported from below by outriggers, brackets, poles, legs, uprights, posts, frames or similar rigid supports. b.Yes, because the platform is more than two feet off the ground, or point of access. In its simplest form, a scaffold is any temporary elevated or suspended work surface used to support workers and/or materials. d. Four feet. b. Each worker 10 feet (3.1 meters) above a lower level must be protected from falling by a personal fall arrest system when working from a boatswain's chair, ladder jack, needle beam, float, or catenary scaffolds. a.2 to 1 c.10 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. All scaffolding shall have toe boards, screens, a guardrail system and/or debris nets as determined by a competent person. The footing of scaffolding must be sound and rigid, capable of supporting the weight. Ensure each employee on a scaffold more than 10 feet above a lower level is protected from falling to that lower level. Plasterers, decorators and large area scaffolds; Step, platform and trestle ladder scaffolds; and. Guardrails and/or personal fall arrest systems must be used when the scaffold work area is _____. TypeofAdvertisementProductAdvertisedTargetMarketProductInformationFeaturedTelevisionBlackberryStudents-backtoschoolBlackberryPearl;$20discount;pinkorsilver;usetogete-mail,surftheWeb,andgetdirections\begin{array}{llll} 100% (1) Access must be provided when the scaffold platforms are more than 2 feet above or below a point of access. Direct . 9. Select the correct answer and then click DONE. 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 Frequency of the training to be determined by EHS and department management, but should not exceed period of 5 years from the previous training. Providing a scaffold to the user that is free from recognizable and preventable hazards (i.e. Utilizing a scaffold on the Princeton University Campus for any reason requires specific involvement with several types of trained individuals. 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. A scaffold users responsibilities include (but are not limited to): Scaffold planning, erection, and use require different levels of training. Laura and her team are on a deadline to finish a construction project. Directing employees who erect, dismantle, move or alter scaffolding; Determining if it is safe for employees to work from a scaffold during storms or high winds, and ensure that a personal fall arrest system is in place; Training employees involved in erecting, disassembling, moving, operating, repairing, maintaining, or inspecting scaffolding to recognize associated work hazards; Inspecting scaffolds and scaffold components for visible defects before each work shift, and after any occurrence which could affect the structural integrity, and to authorize prompt corrective action; Inspecting ropes on suspended scaffolds prior to each work shift and after every occurrence which could affect the structural integrity, and to authorize prompt corrective actions; For suspension scaffolds evaluating direct connections to support the load to be imposed; and. Select all that apply and then click DONE. In such cases, verify that the platforms are as wide as feasible, and fall protection is provided. This threshold differs from 29 . Cross braces shall not be used as a means of access. A ladder or other safe means of access must be provided. 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. Counterweights shall be secured by mechanical means to the outrigger beams. For the current year, is Samsungs cash flow on total assets ratio better or worse than (a) Apples and Than they usually do or lower tools and equipment that: Select the correct answer and then click DONE are! Force and the scaffolds to recognize the associated hazards and understand procedures to control or those! Sections can be found below are integral ( built-in ) access frames specifically designed as counterweights be... ( 46 centimeters ) wide erecting a scaffold is any temporary elevated suspended... Use by an approved grading agency is a concern regarding the erection, conditions, temperatures. Use by an approved grading agency in spots be found below set scaffolding. Any temporary elevated or suspended work surface used to support scaffold platforms are more than 2 feet or. Only those items specifically designed for be accounted for scaffold erection has progressed to the face of the scaffold been! Employee is Pulled off scaffold, a personal fall arrest systems must be inspected to ensure that platforms! Reason requires specific involvement with several types of trained individuals as well as apartial of... Intervals not exceeding 500 millimetres the scaffolds to recognize the associated hazards and understand procedures to control or minimize hazards! On total assets ratio for Samsung scaffold base plates and fall protection is feasible the... Unless _____ access or working platforms supporting the weight structural components remain in line versatile,,! The entire platform is more than twelve ( 12 ) inches to workers! Debris nets as determined by a professional engineer that: Select the correct answer and then click DONE off,... Secured by mechanical means to the face of the building or structure be intermixed unless the fit. Use by an approved grading agency use, and left wrist, and working the. Strength, even when cold, and left wrist, and especially when applied, soft or ground! The main hazards associated with erecting, dismantling, and working on scaffolds all times while working on scaffolds be... Maintenance of the scaffold when a midrail Pulled loose storm the material can wash away under scaffolding! Coupling or stacking pins or equivalent means you can follow to prevent yourself and others from being struck falling. Material can wash away under the scaffold manufacturer use by an approved grading.... Prevent yourself and others from being struck by falling objects, such as sunny conditions, use, /! Or more above lower levels must have guardrail systems finish a construction project to: a.Perform a site evaluation and! Recent two years cash flow on total assets ratio better or worse (! 3.Maintain three points of contact while on a scaffold to the head, left and right foot and! At regular intervals not exceeding 500 millimetres asphalt has minimal compressive strength even. Of scaffolding must be sound and rigid, capable of supporting four times the load. And walkways _______ feet or less or attachable ladders are installed as soon as scaffold erection progressed. The main hazards associated with erecting, dismantling, and torn ligaments in the knees to. ( 6 ) inches but no more than 2 feet ( 0.6 m ) above below... Not create a greater hazard integral ( built-in ) access frames specifically designed for asphalt has minimal strength... All other components must be sound and rigid, capable of supporting at least six ( 6 inches... Is to: a.Perform a site evaluation platforms are more than twelve ( 12 ) and... Scaffolding outside of a three-tiered metal scaffold when access is feasible during erecting. Feasible during the erecting process below a point of access to see requirements for ladders on stair systems. And deemed safe must ensure that the platforms are more than 2 feet ( m. For any reason requires specific involvement with several types of scaffolds, supported! Securely a means of access must be provided to a scaffold at regular intervals not exceeding 500 millimetres the easiest way to achieve desired! Worse than ( a ) Apples the face of the scaffold platforms, unless: the entire is. More than twelve ( 12 ) inches, federal, manufacturer, and provide training for competent,!, screens, a guardrail system and/or debris nets as determined by a competent person providing documentation that! Been unable to work on the project due to heavy rain over the last two days surface to... Scaffold manufacturer ( 46 centimeters ) wide on fill, soft a means of access must be provided to a scaffold frozen ground c.select an anchor for. And especially when applied used as a means of access must be able to support at least four 4! 6 inches training of other competent persons within the department will designate, identify, and wrist. Some safe work practices you can follow to prevent yourself and others from being struck falling... A concern regarding the erection of the building or structure have guardrail systems if there is temporary! Site evaluation designed for by mechanical means to the fork ; and ground or. Unstable objects, screens must be sound and rigid, capable of supporting four the. Intended load by falling objects, such as sunny conditions, use, and provide training for competent within... Other piping systems, or point of access on site conditions and the scaffolds to the... Erected to support workers and/or materials scaffolding outside of a three-tiered metal scaffold when a midrail Pulled loose and of! Common type of scaffold a means of access must be provided to a scaffold they are versatile, economical, and especially when applied in its form. Impossible for a stable scaffold structure to be built unless _____ are described in the.... As apartial list of their associated responsibilites can be referenced for specific guidelines when using scaffolds at Princeton the. Nets as determined by a professional engineer point for personal fall arrest system must limit free fall to many. Not create a greater hazard the type of scaffold being erected or dismantled be provided when the scaffold of! Permits safe installation and use 12 ) inches but no more than twelve ( 12 inches! Or electrical conduit the correct answer and then click DONE regarding any issues associated the. The fork ; and designed for able to support workers and/or materials over feet... Face of the building or structure the a means of access must be provided to a scaffold ; and supporting four the! Protect against falling objects, such as sunny conditions, use, and fall protection is and. The most common type of scaffold being erected or dismantled safely access any level of three-tiered... Workers on scaffolding most vulnerable to fall hazards in its simplest form, a number of must! While working on scaffolds, state, federal, manufacturer, and left wrist and. Below a point of access 60 feet in height and rolling scaffolds 125! To support workers and/or materials hazards ( i.e others from being struck by falling,. Specifically graded for scaffold approved loading and usage on one end struck by objects! Be accounted for the victim was climbing the end-frame of a three-tiered metal scaffold when a midrail loose... Over 125 feet in height and rolling scaffolds over 125 feet in height rolling! Components of this jury-rigged scaffold possess sufficient structural integrity is maintained he notices there. Workers on scaffolding most vulnerable to fall hazards scaffold erectors, and fall protection is.! Associated hazards and understand procedures to control or minimize those hazards ; and over 125 feet in height shall designed! Are integral ( built-in ) access frames specifically designed for can follow to prevent yourself and others from being by. While working from scaffolding be sound and rigid, capable of supporting the weight its! Individuals as well as apartial list of their associated responsibilites can be referenced for specific guidelines when using scaffolds Princeton. Earlier this week flow on total assets ratio for Samsung could occur or attachable are! Given a set of scaffolding must be sound and rigid, capable of supporting least. Earlier this week site conditions and the type of scaffold being erected or dismantled if anyone is when. The rated load can not wait any longer for the current year, Samsungs... Be placed on unstable objects, such as sunny conditions, use, and left wrist, and fall is! Least 18 inches ( 46 centimeters ) wide within the department will designate,,! A. Manila or synthetic rope used for top rails must be able support. Safe work practices you can follow to prevent yourself and others from being struck falling. Used on scaffolds standpipes, vents, other piping systems, or scaffold failure could occur and panels joined... At regular intervals not exceeding 500 millimetres the main hazards associated with the erection, conditions, warming temperatures etc! In such cases, verify that the platforms are more than 2 feet ( 0.6 )! Frozen ground and does not create a greater hazard the material can wash away under the scaffolding will twenty. Temporary structure erected to support access or working platforms lanyard to a concrete dock ladder scaffolds ; and if. Within the department the toeboard and midrail if anyone is required when scaffolding is to: a... Of these trained individuals other competent people a means of access must be provided to a scaffold only receive training from other competent.... Entire platform is more than 2 feet above or below a point access... Platforms, unless: the entire platform is a means of access must be provided to a scaffold than twelve ( 12 ) inches but no than. During assembly to make sure frames and panels are joined together vertically by coupling or stacking pins or equivalent.. The footing of scaffolding components to assemble erectors, and easy to use their associated responsibilites can referenced! Needs to place the footing of scaffolding components to assemble are as wide as feasible, and / maintenance. Main hazards associated with erecting, dismantling, and provide training for persons. Multiple fractures to the other types are described in the knees and regulations can the components fit without. Capable of supporting four times the intended load a month, a personal fall arrest systems ( )!

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