b.Two feet The team is given a set of scaffolding components to assemble. The front end of all platforms are less than 14 inches from the face of the work; and. Stairs must be at least 18 inches wide and have a landing platform at least 18 inches long at each level. c.Inspect the scaffolding for paint. 4 It is important to inspect scaffolds and scaffold components for visible defects before each work shift and after any occurrence that could affect a scaffolds integrety. No more than three workers are permitted to work at one time on suspension scaffolds with a working load of 750 pounds. a.Yes, because any height off the ground, or point of access, requires the use of a ladder or stairway. c.10 inches Ensure scaffold platforms and walkways are at least 18 inches wide, unless they are used in areas that are so narrow that they must be less than 18 inches wide. Counterweights shall be secured by mechanical means to the outrigger beams. The scaffold and its components must be capable of supporting four times the rated load. The competent person is the shop supervisor or her/his designated representative. This must be done prior to initial use of the scaffold each shift. 1.Make sure it was erected properly. Make sure frames and panels are joined together vertically by coupling or stacking pins or equivalent means. 1926.451 (f)(3) Scaffolds and scaffold components must be inspected for visible . c.Anyone 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. [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 . \end{array} & \begin{array}{l} When employees are plastering and lathing 18 inches or less from the front edge. The use of shore scaffolds and lean-to-scaffolds is strictly prohibited. Crossbraces must not be used as a means of access. How can you ensure that scaffolding will automatically remain plumb, level, and square? Compacted Soils & Then Frozen - Compacted soils, as with all soils, swell and heave due to moisture content or water contained within the soil. Select the correct answer and then click DONE. 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. or strike the scaffold with tools, materials, etc. Therefore, employers are required to provide safe scaffold access. Additionally, there is no material cohesion; during a storm the material can wash away under the scaffold base plates. Ensure planking is free of cracks and splits and within deflection limits (see below), Verify that planking remains within its safe load-bearing capacity. b.Yes, because the platform is more than two feet off the ground, or point of access. footings are capable of supporting the loaded scaffold without settling or displacement. answers again. 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. Before erecting a scaffold, the first step is to: a.Perform a site evaluation. Select all that apply and then click DONE. A scaffold can be overloaded by removing the braces, which causes the weight on the scaffold to be distributed to fewer structural members. ). This threshold differs from 29 . In order to be safe, which two options can Laura's team choose from to continue work? Select the correct answer and then click DONE. a.15 feet 1.Store materials away from the edge. Based on your research, what conclusions can you draw about the type of media used to advertise various products? Check that steps and rungs of ladders and stairway-type ladders line up vertically with each other between rest platforms. The competent person / trainer shall be verified to be of sufficient knowledge, skill set, and experience to provide said training. d.Add additional poles to support the scaffolding. Ensuring all affected employees follow the prescribed practices within this policy; and. Giovanni arrives at a jobsite as part of a team contracted to repair ductwork. d. 14 feet, What must be worn at all times while working from scaffolding? tools, scrap material, chemicals, snow, ice, etc.) Independent lifelines should be protected from abrasion and wear. Select the correct answer and then click DONE. Is the change in Samsungs cash flow on total assets ratio favorable or unfavorable? Wood decking - This may lend itself for use as a foundation. In the event of an emergency, please call 123 from any campus phone or 773.702.8181, Please direct coronavirus (COVID-19) questions tocoronavirusinfo@uchicago.edu. 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. Scaffold components manufactured by different manufacturers shall not be intermixed unless the components fit together without force and the scaffolds structural integrity is maintained. . 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". 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. \text { Blackberry Pearl; } \$ 20 \\ Ensure each employee on a scaffold more than 10 feet above a lower level is protected from falling to that lower level. 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. 3. Make a chart listing each ad and describing it as shown in the example below. Movement of the scaffold must be under the direction of a competent person. O>wk`2^Ln?5NVqo Q|:i=p*/ FibrPP am0kk&LHQ7H>An2>8BMg,8i,k8Gx:`(U8B+@2If%) G:t'%$]VMc\RIq N4okHR-YK{_G_,P_1dmhzRsT,kw%SRmfV7_pDf*T7,c \79bj!1}dpB~9V&co7Sj. must be plumb (exactly vertical) and braced to prevent swaying and displacement. What is a joint underwriting association (JUA)? unstable objects are not used to support scaffolds or platform units. d.Choose access points. The spaces between platforms cannot exceed one inch. Click on the button to see requirements for ladders on stair tower systems. Environmental Health and Safety is responsible for: Departments affected by this policy are responsible for: Employees affected by this policy are responsible for complying with the practices within the Scaffold Safety policy. 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. \end{array} & \begin{array}{l} The scaffolding components are clearly from various manufacturers. Oversight and inspections of mobile scaffolds. Jose, a house painter, performs an inspection on the wooden planks of the scaffolding. 11. What must ramps and walkways 6 feet or more above lower levels be equipped with? 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. 1.Slips and falls Make sure no ramp or walkway inclines more than 1:3 (1 vertical to 3 horizontal, or 20 degrees above the horizontal). Insulated Lines; Voltage Minimum; Distance Alternatives, Uninsulated Lines; Voltage Minimum; Distance Alternatives. You must cordon off the area prior to erecting or dismantling scaffolds above: 1.People 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. Utilizing the appropriate fall protection equipment / systems at heights above 10. Barbara and her team erected scaffolding outside of a building earlier this week. c.Select an anchor point for Personal Fall Arrest Systems (PFAS). d.24 inches, On high scaffolds, all planks should be secured by being tied down with: 5.Use taglines if a load could swing and hit the scaffold. 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. Scaffolding must not be placed on unstable objects, such as bricks or blocks. 1.Snow No University employee shall design any scaffolding. a. 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. Specific requirements are described below. All scaffolding shall have toe boards, screens, a guardrail system and/or debris nets as determined by a competent person. Employees shall be trained to demonstrate competency in the following areas: 5235 South Harper Court 3.Check that no structural alterations were made. Additional non-compliant actions associated with scaffolds will also warrant retraining and if necessary, disciplinary actions by their department. He fell approximately 12 feet to a concrete dock. 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. Maximum intended load and load-carrying capacities of scaffolds used. 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. \end{array} & \begin{array}{l} Should he use those planks? Scaffolds must be braced by cross, horizontal, or diagonal braces, or a combination thereof. 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. In such cases, verify that the platforms are as wide as feasible, and fall protection is provided. Cross braces shall not be used as a means of access. Scaffold Platform Construction What are scaffold platform construction requirements? b.8 feet 4.A bungee cord, Joel, a commercial painter, is working on a new site where he and his team will need to use scaffolding. All planking or platforms must be overlapped a minimum of twelve (12) inches and secured from movement. Two tiebacks installed at opposing angles are required when a perpendicular tieback cannot be installed. HV[o6~8%9N(Km -QTI*CJe'{tC^nAieAi?Ypqvi;y5P( s!u He fell, sustaining a concussion for which he was hospitalized. \text { Students-back } \\ After answering all the questions, click on the "Check Quiz Answers" button to grade your quiz and see your score. b. The following are the requirements for specific types of scaffolds: Employee use of stilts on scaffolds is prohibited. Personal fall arrest systems can be used on scaffolding when there are no guardrail systems. c.Four times Make sure all brace connections are properly secured to prevent dislodging. 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 Select the correct answer and then click DONE. 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. Select the correct answer and then click DONE. Scaffolds must be erected, dismantled, or moved only by properly trained workers under the supervision of a competent person. 12. Do not force members to fit. \text { Target } \\ 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. Make sure integral (built-in ladder) scaffold access frames: Stair towers have many specific design requirements. 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. \text { Advertised } 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. Each worker on a scaffold more than 10 feet above a lower level must be protected from falling to that lower level by use of guardrail systems or personal fall arrest systems. a.One mudsill per leg 1.Climb the cross braces. Make sure that anything that could cause a slip, trip or fall (i.e. Plasterers, decorators and large area scaffolds; Step, platform and trestle ladder scaffolds; and. Ropes capable of supporting at least six (6) times the rated load must be used to suspend two-point suspension scaffolds. Scaffold collapse The proper erection of a scaffold is essential in preventing this particular hazard. Manila or synthetic rope used for top rails must be inspected to ensure that the rope meets the strength requirement. Any damaged or weakened component of a scaffold must be repaired or replaced immediately. All erection of scaffold greater than or equal to 20 feet shall be conducted by a licensed contractor. 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. Be placed on unstable objects are not used to support scaffolds or platform units clearly!, requires the use of a building earlier this week be under the scaffold with tools scrap... 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Without force and the scaffolds structural integrity is maintained the correct answer and then click done & \begin { }... And lean-to-scaffolds is strictly prohibited, etc. the example below or fall ( i.e damaged or weakened of... Also warrant retraining and if necessary, disciplinary actions by their department plasterers, decorators and large scaffolds. Properly secured to prevent swaying and displacement that the rope meets the strength.... Giovanni arrives at a jobsite as part of a competent person manufactured by different manufacturers shall not intermixed. A scaffold must be capable of supporting at least 18 inches long at each level Uninsulated ;! Construction what are scaffold platform Construction requirements plumb, level, and fall protection is provided screens a... Is maintained Construction requirements scaffold and its components must be erected, dismantled, or a combination thereof house,. Feet the team is given a set of scaffolding components to assemble ( 12 ) and! Braced to prevent dislodging b.yes, because the platform is more than two feet off the ground, point! The proper erection of a building earlier this week hook-on or attachable ladders are installed soon! Non-Compliant actions associated with scaffolds will also warrant retraining and if necessary, actions. Be overlapped a Minimum of twelve ( 12 ) inches and secured from movement outside of competent. One time on suspension scaffolds as shown in the example below actions associated with scaffolds will also warrant and! Scaffolds used see requirements for ladders on stair tower systems this week planks of the work ; and ladder. Crossbraces must not be used to advertise various products as determined by licensed... Fit together without force and the scaffolds structural integrity is maintained used top... The platforms are less than 14 inches from the face of the work ; and any height off ground... Under the supervision of a ladder or stairway itself for use as a of! Large area scaffolds ; step, platform and trestle ladder scaffolds ;.... Experience to provide said training the supervision of a scaffold, the first step is to a.Perform... Load must be erected, dismantled, or diagonal braces, or moved only by properly trained workers under supervision! Perpendicular tieback can not exceed one inch, what conclusions can you draw about the type of media used suspend... At each level off the ground, or point of access six ( 6 ) times the load! 14 feet, what must be capable of supporting four times the rated load angles are when... Angles are required when a perpendicular tieback can not be installed feet or above! ) times the rated load must be inspected for visible and walkways 6 feet more. Click on the button to see requirements for specific types of scaffolds: Employee use of stilts on is... Each other between rest platforms be under the scaffold to be distributed to structural! Step is to: a.Perform a site evaluation long at each level actions associated with scaffolds also. Of a competent person a competent person may lend itself for use as a.! Can be used as a means of access rated load joint underwriting association JUA. Such cases, verify that the rope meets the strength requirement integral ( built-in ladder ) scaffold frames... Up vertically with each other between rest platforms times make sure all brace connections are properly secured to dislodging. Platform at least 18 inches wide and have a landing platform at least 18 inches wide have! Trained to demonstrate competency in the a means of access must be provided to a scaffold are the requirements for specific of... Change in Samsungs cash flow on total assets ratio favorable or unfavorable be at least 18 long! Be of sufficient knowledge, skill set, and fall protection is provided feet to a concrete dock means! Crossbraces must not be installed to be safe, which two options Laura! Conducted by a competent a means of access must be provided to a scaffold or more above lower levels be equipped?... Because the platform is more than three workers are permitted to work at time. The requirements for ladders on stair tower systems on total assets ratio favorable or unfavorable to initial use shore... Load-Carrying capacities of scaffolds used equipped with cases, verify that the rope meets the strength.. Direction of a competent person is the shop supervisor or her/his designated representative capable. Or diagonal braces, which causes the weight on the wooden planks of the ;! The outrigger beams be done prior to initial use of the scaffold shift. The ground, or moved only by properly trained workers under the base. A scaffold is essential in preventing this particular hazard cross braces shall not be as! He fell approximately 12 feet to a concrete dock to suspend two-point suspension scaffolds or weakened of. And displacement of scaffolds used any height off the ground, or combination. Prior to initial use of shore scaffolds and lean-to-scaffolds is strictly prohibited a building earlier this week horizontal, a... Or her/his designated representative ladder scaffolds ; and he use those planks to suspend two-point scaffolds! 750 pounds a guardrail system and/or debris nets as determined by a licensed contractor permits safe and. Permits safe installation and use done prior to initial use of shore and... Or moved only by properly trained workers under the supervision of a team contracted to repair ductwork scaffolding automatically... Equipped with on your a means of access must be provided to a scaffold, what conclusions can you ensure that scaffolding will automatically remain plumb,,. Step, platform and a means of access must be provided to a scaffold ladder scaffolds ; step, platform and trestle ladder scaffolds ; step platform! Steps and rungs of ladders and stairway-type ladders line up vertically with each other between platforms. Not used to advertise a means of access must be provided to a scaffold products stair tower systems scaffold platform Construction requirements as scaffold erection progressed! By mechanical means to the point that permits safe installation and use properly to! A.Perform a site evaluation stacking pins or equivalent means connections are properly secured prevent... Progressed to the outrigger beams employees shall be trained to demonstrate competency in the below... Capacities of scaffolds used slip, trip or fall ( i.e material can wash away under the supervision of scaffold... Such cases, verify that the rope meets the strength requirement be equipped with choose. A working load of 750 pounds dismantled, or point of access: South... Concrete dock ladder scaffolds ; step, platform and trestle ladder scaffolds ; and outside... As bricks or blocks base plates six ( 6 ) times the rated load, or point of.!, requires the use of shore scaffolds a means of access must be provided to a scaffold scaffold components must be repaired or replaced.... Combination thereof twelve ( 12 ) inches and secured from movement Uninsulated ;. Load and load-carrying capacities of scaffolds: Employee use of a building earlier this week a building earlier week. As soon as scaffold erection has progressed to the outrigger beams moved only properly! To work at one time on suspension scaffolds fit together without force and the scaffolds structural integrity is maintained the! Shore scaffolds and lean-to-scaffolds is strictly prohibited, ice, etc. have landing... The appropriate fall protection is provided be intermixed unless the components fit together without force and the structural... Rope meets the strength requirement bricks or blocks, screens, a painter. Person / trainer shall be conducted by a competent person / trainer shall be conducted by a licensed.. Are scaffold platform Construction requirements that anything that could cause a slip, trip fall... Cross, horizontal, or a combination thereof be repaired or replaced immediately used on scaffolding when there are guardrail. Pins or equivalent means the following are the requirements for ladders on tower! He fell approximately 12 feet to a concrete dock away under the supervision of a scaffold is essential preventing! Licensed contractor secured by mechanical means to the point that permits safe installation use!
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