guardrails on suspended scaffolds must be between quizlet

Ms. Joanne Cullen If these distances are exceeded, fall protection must be provided; The height of the top-rail for scaffolds must be between 38 inches and 45 inches above the work platform. Exemptions from permit requirements of this code shall not be deemed to grant authorization for work to be done in any manner that violates the provisions of the code, including the zoning resolution or any other law or rules enforced by the Department. Scaffolds must be designed to carry _____ times the intended load to meet OSHA guidelines. 2. You should always be ready to "rise to the occasion" when you are working with suspended scaffolds! Russell B. Swanson, Director Max spacing between planks, platform, and uprights, 18" except for ladder jack, top plate bracket, pump jack (12" min). Note that our enforcement guidance may be affected by changes to OSHA rules. The mid-rail shall be installed at a height approximately midway between the top edge of the guardrail system and the platform surface. If a worker must remain on the scaffold, make sure the worker is secured to the building (not the scaffold) with appropriate fall protection equipment (e.g., safety harness and lanyard). Use guardrails and PFAs to protect yourself from falling while on the job. The suspended scaffolding system has eight types of which an adjustable two point swing stage scaffold is the most popular. "Placed in service" means. Depending on type, could be PFAS, guardrail or grab line or combinations of PFAS and guardrail. May 18, 2000 29 CFR 1926.451(g)(4)(ii) states, in part: In the situation you described, the key question is whether the scaffold is sold to your distributor or not. Scaffold walkways must have no more than a 9.5 inches gap between planks and a guardrail. required on some scaffolds but PFAS and guardrails required on suspended scaffolds When must employees be retrained? You specifically asked if scaffold systems that were manufactured before January 1, 2000, but not sold by the distributer until after that date, are required to meet the 38 inch requirement. E. Scaffold platforms shall be a minimum of 18 inches wide. TRUE FALSE 16. Guardrails must be between 39 and 45 inches high, and midrails must be installed approximately halfway between the toprail and the platform surface. Coordination between the power company and the company erecting / using the scaffold cannot be over-stated. If mesh, screens or panels are used, a top rail is needed -- unless mesh was designed and installed to meet guardrail requirements. The top edge height of toprails or equivalent member on supported scaffolds manufactured or placed in service after January 1, 2000 shall be installed between 38 inches (.97m) and 45 inches (1.2m) above the platform surface. Scaffold systems with damaged components shall not be used. This type of scaffold requires ramps, ladders, walkways or similar means of access when suspended more than 24 inches. Fiber or wire rope can be used if it is attached to rigid supports and kept taut. OSHA requires the … If front edge is >= 14" from work face must use... guardrails erected along front edge and/or personal fall arrest system, End of platforms: < 10 ft, > 10 ft, Unless (2 things), 1) < 10 ft must extend 6"-12" past support centerline, 1 ft width, or protected from tipping by ties, braces, or guys. 18 gauge U.S. Standard Wire one-half-inch mesh or the equivalent, where Scaffold Training Top guard rails must be installed between 36” and 45” (if manufactured and placed into service after Jan. 1, 2000, between 38” and 45”). This is in response to your February 4, 2000, letter to the Occupational Safety and Health Administration (OSHA) in which you ask for clarification of the required height of a scaffold toprail. Under this provision: And finally, all employees who work on scaffolds must have documented training. Per OSHA, workers must assemble the scaffold under the direct supervision of a competent person. All sides of the scaffold must be protected with passive fall protection, such as guardrails. 15. 17. EACH PERSON ON A SUSPENDED SCAFFOLD must be attached to a separate fall arrest system unless the installation was specifically designed not to require one. 1011 Capouse Avenue However, if you merely deliver the scaffold to the distributor on consignment and the distributor sells it for you after January 1, 2000, then the scaffold does have to meet the 38 inch requirement since it was first sold after January 1, 2000. Each employee on a single-point or two-point adjustable suspension scaffold shall be protected by both a personal fall arrest system and guardrail system. OSHA 1910.29(b) contains system requirements that employers must follow to ensure guardrail systems will protect workers from falling to lower levels: 1910.29(b)(1) The top edge height of top rails, or equivalent guardrail system members, are 42 inches (107 cm), plus or minus 3 inches (8 cm), above the walking working surface. The top rail should be about 42″ above the scaffold-walking surface, with a “mid-rail” at about 21 inches. The gaps between planks on the platforms of supported scaffolds should not exceed Ropes must also be inspected for defects before and after each work shift. True. Scaffolds manufactured and "placed in service" before January 1, 2000, must have a minimum 36 inch top guardrail height. The height of This letter constitutes OSHA's interpretation of the requirements discussed. If you, the manufacturer, sold the scaffold to the distributor before January 1, 2000, then it need not meet the 38 inch requirement. Each employee on a single-point and two-point adjustable suspended scaffold shall be protected by both a personal fall arrest system and a guardrail. 1910.28(a)(17) Scaffolds shall be provided with a screen between the toeboard and the guardrail, extending along the entire opening, consisting of No. Are guardrails at the proper height? Ariel lift yes. Mid rail is placed halfway in between. 4. Spaces between planks must be less than 1 ; Each walkway must be greater than 18 wide but less than 36 wide; 14 OSHA Regulations. After a fall, a suspended worker must keep his arms and legs moving to keep circulation going and avoid Orthostatic Intolerance. 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”. Guardrails  must be between 39 and 45 inches high, and  midrails  must be installed approximately halfway between the toprail and the platform surface. 1926.451(g)(1) • Guardrail height—The height of the toprail for scaffolds manufactured and placed in service after January 1, 2000 must be between 38 inches (0.9 meters) and 45 inches (1.2 meters). Directorate of Construction Ref: Scaffold Guardrail height; 29 CFR 1926.451(g)(4)(ii) 1926.451(g)(1) • Guardrail height—The height of the toprail for scaffolds manufactured and placed in service after January 1, 2000 must be between 38 inches (0.9 meters) and 45 inches (1.2 meters). Scranton, Pennsylvania 18509 You can also contact us by mail at the above office, Room N3468, 200 Constitution Avenue, N.W., Washington, D.C. 20210, although there will be a delay in our receiving correspondence by mail. Do not stay on the scaffold when it is being moved or try to move it yourself while on it. A mid-rail must be about halfway between the platform and the top rail; most mid-rails must be able to hold 150 pounds. When OSHA revised its scaffolds standard back in 1996, the Bureau of Labor and Statistics (BLS) showed that 25% of workers injured in scaffold accidents had not received any scaffold training. Guardrails are usually made of 2×4 lumber or steel pipe. Also, cross bracing would be accepted in lieu of a midrail when the crossing point is between 20 and 30 inches above the work surface. • Guardrail height—The height of the toprail must be between 38 inches and 45 inches. The scaffolds should have tie-ins to the building structure or have inside guardrails installed. Excluded from this program are aerial lifts which are addressed in the IU Aerial Lift Program. [Corrected 6/2/2005], Occupational Safety & Health Administration. The NYC Administrative Code §28-105.4.5 clarifies work exempt from permit. Cross bracing is not to be used as a complete guardrail system. Scaffold safety training topics must include identification of fall hazards, falling tools and materials hazards, and knowledge of electrical hazards. Scaffolds manufactured before January 1, 2000, but placed in service after January 1, 2000 must have toprails at least 38 inches high. When must tube and coupler scaffolds be designed by a PE. 7. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov. Scaffolds placed in service after January 1,2000 must meet new rail height requirements. When using a guardrail system, all open sides and ends must be guarded as specified in §1926.451(g)(4)(i), which reads in part: When you work on a suspended scaffold, gravity is always a concern. 50 pounds. 150. The mid-rails of guardrails must be capable of withstanding how many pounds of force applied at any point, in any direction? Do not try to move a rolling scaffold without enough help. A hanging scaffold is constructed with rigid tubes while a suspended scaffold hangs from ropes. In addition, the end points of each upright must be no more than 48 inches apart, which will reduce the slope of the cross bracing and result in a surface that is similar to that of a standard guardrail. Also, from time to time we update our guidance in response to new information. Place the footing of the scaffold on a solid surface. (3) You must make sure the height of the toprail top edge, or the equivalent member, of suspended scaffolds that require guardrails and personal fall arrest systems, is at least thirty-six inches (0.9 m) and not more than forty-five inches (1.2 m) above the platform surface. 100 pounds. Where 18" width on walkways not possible... guardrails and/or personal fall arrest system required. The top edge height on supported scaffolds manufactured and 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 inches (.9m) and 45 inches (1.2m). Sincerely, True or False Answers: False. If you need additional information, please contact us by fax at: U.S. Department of Labor, OSHA, Directorate of Construction, Office of Construction Standards and Guidance, fax # 202-693-1689. The height of the toprail for scaffolds manufactured and placed in service after January 1, 2000 must be between 38 inches (0.9 meters) and 45 inches (1.2 meters). and lathing operations. Access between platforms > 2 ft difference in height must have... Own weight plus 4 x maximum intended weight, Own weight plus 6 x maximum intended weight, Portable, Hook-on, Attachable Ladders Specifications (2 Things), 1) Bottom rung <= 24" above starting point, Guardrail system required if >= 6ft above lower level. Occupational Safety and Health Administration, Severe Storm and Flood Recovery Assistance. The toprail of a suspended scaffold guardrail system must be able to withstand a force of at least _____pounds. The top edge height on supported scaffolds manufactured and 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 inches (.9m) and 45 inches (1.2m). 2. Such exemptions shall not relieve owners of the obligation to comply with the requirements of other city agencies, including any filing requirements. 200 pounds. However, … All scaffold work platforms shall be completely decked between uprights and/or guardrail supports. Also, 77% of scaffolds were not equipped with guardrails to keep workers safe. Suspended scaffolds must not be less than 20 nor more than 36 inches wide. The _____ _____ shall inspect the scaffold system before each work shift and after any occurrence that affects the scaffold’s structural integrity. In the situation you described, the key question is whether the scaffold is sold to your distributor or not. The IU Scaffold Safety Program applies to all faculty and staff and establishes safety requirements for the proper construction, inspection, maintenance, operation, and use of supported scaffolding. a single-point and two-point adjustable suspended scaffold shall be protected by both a personal fall arrest system and a guardrail. Alum-A-Pole Corporation — But if you follow the rules and safety precautions, you can avoid letting it "get you down." If you, the manufacturer, sold the scaffold to the distributor before January 1, 2000, then it need not meet the 38 inch requirement. 4. OSHA requirements are set by statute, standards and regulations. c. Wire ropes used to suspend such scaffolds must have a safety factor six times the maximum intended load. Guardrails or personal fall-arrest systems are required at heights of more than 10 feet. 50 ... All ropes on suspended scaffolds must be designed to accommodate ___ times the anticipated load. The top edge of guardrails on scaffolds shall be between _____ & … Scaffolds shall not be loaded in excess of the working load for which they are intended. Fall Protection: PFAS are to be attache by... lanyard to vertical or horizontal lifeline or scaffold structural member, Fall Protection: Supported scaffold guardrail specs, Guardrails must be 38-45" high with mid rail or cross-bracing, toe board and 8 ft max between posts, Fall Protection: Suspended scaffold guardrail specs, Training- Construction workers who will work on scaffold must be trained: (3 things), 1) When changes occur at worksite that change the hazards and risks, Leading causes of scaffold injuries are (3 things). b. 10 ... Construction site guardrails should be capable of withstanding this much force. However, if you merely deliver the scaffold to the distributor on consignment and the distributor sells it for you after January 1, 2000, then the scaffold does have to meet the 38 inch requirement since it was first sold after January 1, 2000. Counterweights for suspended scaffolds must be able to resist at least four times the tipping moment (calculated by a qualified person). Suspension scaffold is another commonly used term for this popular scaffolding system which is a very cost-effective and flexible option in rooftop projects and industrial installation. False. Each employee on a single-point and two-point adjustable suspended scaffold needs to be protected by both a personal fall arrest system and a guardrail. 10. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. Scaffolds manufactured after January 1, 2000, must meet the 38 inch minimum. 6. Dear Ms. Cullen: ... Scaffolds shall be provided with a screen between the toeboard and the guardrail, extending along the entire opening, consisting of No. d. Outrigger Scaffolds are a type of supported scaffold. Guardrails must be 38-45" high with mid rail or cross-bracing, toe board and 8 ft max between posts Fall Protection: Suspended scaffold guardrail specs Guardrails 36-45" high Fall Protection: Platform >= 10 ft above a lower level.... requires fall protection. adjustable suspended scaffold shall be protected by both a personal fall arrest system and a guardrail. Changes in the workplace, changes in the type of fall protection, or inadequacies in an affected employees knowledge that indicated he/she has not retained the training OSHA standards require that workers have  fall protection when working on a scaffold 10 or more feet above the ground. 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