Single tiebacks installed at an angle are prohibited. Access must be provided when the scaffold platforms are more than 2 feet above or below a point of access. Would EEOCs Hearing Disabilities in the Workplace Guidance Survive Kisor? According to OSHA standard 1926.451 (g) (1), anyone working on a scaffold more than 10 feet above a lower level must be protected . Mobile scaffolds must have a ___________ to prevent racking. OSHA standard 1926.453 (b) (2) (v) requires workers to wear a body belt, with a lanyard attached to the boom or basket, when working from an aerial lift, including a scaffold. Unstable objects shall not be used as working platforms. Must be braced every 10 feet. EO 13166 requires organizations to assess the services they offer, determine which of those services may be needed by LEP persons, and then develop a system to provide "meaningful access" without unduly burdening the agency. a means of access must be provided to a scaffold. Ladders that are a part of the scaffolding system, such as hook-on and attachable ladders, shall be positioned so that the bottom rung is not more than 24 inches above the supporting level. A stairrail consisting of a toprail and a midrail shall be provided on each side of each scaffold stairway. Portable, hook-on, and attachable ladders (Additional requirements for the proper construction and use of portable ladders are contained in subpart X of this part - Stairways and Ladders): Riser height shall be uniform, within inch, (0.6 cm) for each flight of stairs. If a ladder is used as a means of access to the scaffold, it must be securely attached and meet all other Cal/OSHA requirements for ladders. Other important facts included: 1) it was rare that the child needed the requested insulin injections. Portable, hook-on, and attachable ladders shall be positioned so as not to tip the scaffold; Hook-on and attachable ladders shall be positioned so that their bottom rung is not more than 24 inches (61 cm) above the scaffold supporting level; When hook-on and attachable ladders are used on a supported scaffold more than 35 feet (10.7 m) high, they shall have rest platforms at 35-foot (10.7 m) maximum vertical intervals. II Only those items specifically designed as counterweights shall be used to counterweight scaffold systems. Other types - these are man lifts, hoists, etc., which are . Access. Window cleaners' anchors shall not be used for this purpose. Recalculate the values in Prob. When horizontal lifelines are used, they shall be secured to two or more structural members of the scaffold, or they may be looped around both suspension and independent suspension lines (on scaffolds so equipped) above the hoist and brake attached to the end of the scaffold. An access ladder or equivalent safe access must be provided. work load should not exceed 500lbs, no more than two people. If so, one wonders just what the deposition preparation involved. Buy now. Scaffolds can be loaded in excess of their maximum intended rated capacity, Employees performing work from a scaffold must be trained on proper use, maximum load capacity and any electrical hazzard present, Each scaffold and its components must be capable of supporting, without failure, its own eitght and at least ___ times the maximum intended load applied to it, A means of access must be provided to a scaffold platform if there is no existing access within ___ feet of the platform, Repaired wire rope is acceptable for use on suspended scaffolds, Each platform must be fully planked and at least 18 inches wide. Midrails, screens, mesh, intermediate vertical members, solid panels, and equivalent structural members of a guardrail system shall be capable of withstanding, without failure, a force applied in any downward or horizontal direction at any point along the midrail or other member of at least 75 pounds (333 n) for guardrail systems with a minimum 100 pound toprail capacity, and at least 150 pounds (666 n) for guardrail systems with a minimum 200 pound toprail capacity. As a result, the child requires various treatments, including daily monitoring of her blood glucose levels and weekly maintenance of her insulin pump. Meaningful access does not mean total access nor does it mean that a plaintiffs preference has to drive the outcome (be careful here because if you are dealing with effective communications, it doesnt work that way as seen in this blog entry). A ladder or other safe means of access must be provided. When erecting or dismantling tubular welded frame scaffolds, (end) frames, with horizontal members that are parallel, level and are not more than 22 inches apart vertically may be used as climbing devices for access, provided they are erected in a manner that creates a usable ladder and provides good hand hold and foot space. Where there is a danger of tools, materials, or equipment falling from a scaffold and striking employees below, the following provisions apply: The area below the scaffold to which objects can fall shall be barricaded, and employees shall not be permitted to enter the hazard area; or, Where tools, materials, or equipment are piled to a height higher than the top edge of the toeboard, paneling or screening extending from the toeboard or platform to the top of the guardrail shall be erected for a distance sufficient to protect employees below; or, A guardrail system shall be installed with openings small enough to prevent passage of potential falling objects; or. Sound points of anchorage include structural members, but do not include standpipes, vents, other piping systems, or electrical conduit. a 1 b 2 c 3 d 4 Have a maximum spacing between rungs of 16 inches (43 cm). Horizontal lifelines shall not be attached only to the suspension ropes. When an outrigger beam is used, the shackle or clevis with which the rope is attached to the outrigger beam shall be placed directly over the center line of the stirrup. How many trusses would be required for a 10' x 7' storage shed, assuming 2' on center spacing? how do you find the number of rafters needed for a building? As a starting point, the U.S. Department of Justice's "four-factor analysis . The load end of wire suspension ropes shall be equipped with proper size thimbles and secured by eyesplicing or equivalent means. To learn more about how we can help your organization, contact us today. An active welding rod or uninsulated welding lead shall not be allowed to contact the scaffold or its suspension system. General access scaffolds provide a means of working at height while preventing falls and should be provided whenever practicable. Suspension scaffold hoists and non-walk-through stirrups may be used as end guardrails, if the space between the hoist or stirrup and the side guardrail or structure does not allow passage of an employee to the end of the scaffold. Ramps and walkways 6 feet (1.8 m) or more above lower levels shall have guardrail systems which comply with subpart M of this part - Fall Protection; Not be used as work platforms when rungs are less than 11 inches in length, unless each affected employee uses fall protection, or a positioning device, which complies with 1926.502; Scaffolds shall not be moved horizontally while employees are on them, unless they have been designed by a registered professional engineer specifically for such movement or, for mobile scaffolds, where the provisions of 1926.452(w) are followed. When trusses are used, the first truss installed (usually a gable truss), must be braced off before any other trusses are put in place. Guardrails must be 2 X 4 inches, or the equivalent, approximately 42 inches high, with a midrail, when required. In addition to meeting the requirements of 1926.502(d), personal fall arrest systems used on scaffolds shall be attached by lanyard to a vertical lifeline, horizontal lifeline, or scaffold structural member. Nails on plywood or other roof sheathing panels are spaced ____ apart on the ends and ____ apart on intermediate supports. Note to paragraph (g)(1): The fall protection requirements for employees installing suspension scaffold support systems on floors, roofs, and other elevated surfaces are set forth in subpart M of this part. Each employee on a boatswains' chair, catenary scaffold, float scaffold, needle beam scaffold, or ladder jack scaffold shall be protected by a personal fall arrest system; 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; Each employee on a crawling board (chicken ladder) shall be protected by a personal fall arrest system, a guardrail system (with minimum 200 pound toprail capacity), or by a three-fourth inch (1.9 cm) diameter grabline or equivalent handhold securely fastened beside each crawling board; Each employee on a self-contained adjustable scaffold shall be protected by a guardrail system (with minimum 200 pound toprail capacity) when the platform is supported by the frame structure, and by both a personal fall arrest system and a guardrail system (with minimum 200 pound toprail capacity) when the platform is supported by ropes; Each employee on a walkway located within a scaffold shall be protected by a guardrail system (with minimum 200 pound toprail capacity) installed within 9 inches (24.1 cm) of and along at least one side of the walkway. LanguageLine supports thousands of government agencies across North America, helping them to improve communication with LEP persons every day, at all touch points throughout their organization. They are designed to support workers only. On scaffolds where scaffold planks are abutted to create a long platform, each abutted end shall rest on a separate support surface. Gears and brakes of power-operated hoists used on suspension scaffolds shall be enclosed. Fla. December 5, 2014), stands for the proposition that meaningful access does not mean total access nor does it mean that plaintiffs preferences determines meaningful access. Failure to observe recommendations for erecting and bracing trusses may result in structural collapse. Exception to paragraph (b)(1): The requirement in paragraph (b)(1) to provide full planking or decking does not apply to platforms used solely as walkways or solely by employees performing scaffold erection or dismantling. Stairrails shall be not less than 28 inches (71 cm) nor more than 37 inches (94 cm) from the upper surface of the stairrail to the surface of the tread, in line with the face of the riser at the forward edge of the tread. The sloped part of the roof system that extends beyond the exterior wall of the house is the _________. When working on asphalt shingle roofs, roof jacks should be placed about _____ feet apart. Makeshift devices, such as but not limited to boxes and barrels, shall not be used on top of scaffold platforms to increase the working level height of employees. Counterweights shall not be removed from an outrigger beam until the scaffold is disassembled. The workers allowed to climb an access ladder for a metal tubular scaffold that has its rungs spaced 18" apart are the scaffold erectors only Wood scaffold planks, when loaded should deflect no more than 1/60th of the span Guardrails must be installed on all scaffolds more than 10' in height Fortunately, agencies that are now developing or updating their language access plans have a wealth of guidance from which to draw. How Far Reaching? Scaffolds are commonly used in construction work so workers have a safe, stable work platform when work cannot be done at ground level or on a finished floor. Each platform greater than 10 feet in length shall not extend over its support more than 18 inches (46 cm), 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. The part of a truss that may be cut if necessary is the _____. Horizontal members used for access must be parallel and level and must be built into the end frame of the scaffold. 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 hoist, or similar surface shall be used. Employers must provide access when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. Cross-braces shall not be used as a means of access. When winding drum hoists are used on a suspension scaffold, they shall contain not less than four wraps of the suspension rope at the lowest point of scaffold travel. Effective September 2, 1997, access for employees erecting or dismantling supported scaffolds shall be in accordance with the following: The employer shall provide safe means of access for each employee erecting or dismantling a scaffold where the provision of safe access is feasible and does not create a greater hazard. This really is a fluid process that must evolve over time to meet the organizations mission and keep up with demographic changes. Vertical lifelines, independent support lines, and suspension ropes shall not be attached to each other, nor shall they be attached to or use the same point of anchorage, nor shall they be attached to the same point on the scaffold or personal fall arrest system. Scaffold plank must extend over their end supports not less than 6 inches nor more than 18 inches. [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 surfaces. The poles, legs, or uprights of scaffolds must be plumb and securely and rigidly braced to prevent swaying and displacement. 1. a line on a rafter that will be vertical when the rafter is in position, the line on a rafter that will be horizontal when the rafter is in position, the notch where the rafter sits on the wall plate, the part of the rafter that projects out beyond the building line, the total vertical distance the roof rises from the top of the wall, the length of rafter necessary to cover one unit of run; the hypotenuse of the unit triangle, the length of a rafter measured from the seat cut to the ridge, the distance the roof rises vertically for every unit of run, the base of the unit triangle, 12" for all common rafters, the total horizontal distance under a rafter, usually half the span. a board used to keep the roof from sagging; it connects two rafters on opposite sides of the ridge. Where scaffolds must be used in areas that the employer can demonstrate are so narrow that platforms and walkways cannot be at least 18 inches (46 cm) wide, such platforms and walkways shall be as wide as feasible, and employees on those platforms and walkways shall be protected from fall hazards by the use of guardrails and/or personal fall arrest systems. Which of the following is not an OSHA standard for the proper use of scaffolds ? When other types of hoists are used, the suspension ropes shall be long enough to allow the scaffold to be lowered to the level below without the rope end passing through the hoist, or the rope end shall be configured or provided with means to prevent the end from passing through the hoist. The top rail on a scaffold guardrail system should be ______ inches above the platform. Ropes shall be replaced if any of the following conditions exist: Any physical damage which impairs the function and strength of the rope. In anticipation of having the child participate in the defendants 2012 summer camp, plaintiff contacted the defendants risk manager informing him of her childs diagnosis and requesting that they provide a staff member at the summer camp whom would be able to administer insulin injections if needed. Each scaffold stairway shall be at least 18 inches (45.7 cm) wide between stairrails. Scaffolds 4 feet to 10 feet in height having a minimum horizontal dimension in either direction of less than 45 inches, shall have standard guardrails installed on all open sides and ends of the platform. The amount a common rafter is shortened at the ridge is ____________. A child who had participated in defendants school programs and summer camp since the age of five was diagnosed with type I diabetes. (The length of a common rafter per foot of run for a 9" unit rise is 15".). Greater variations in riser height are allowed for the top and bottom steps of the entire system, not for each flight of stairs. ___________ are usually 2x4's installed flat on the top of the ceiling joists to stiffen and space the joists. That policy should lay out detailed steps that the defendant will take. shoeless joe jackson net worth do jay and daniel get together lookism a means of access must be provided to a scaffold. Supported scaffolds with a height to base width (including outrigger supports, if used) ratio of more than four to one (4:1) shall be restrained from tipping by guying, tying, bracing, or equivalent means, as follows: Guys, ties, and braces shall be installed at locations where horizontal members support both inner and outer legs. Safe points of anchorage include structural members of buildings, but do not include standpipes, vents, other piping systems, electrical conduit, outrigger beams, or counterweights. Excess suspension wire rope and any additional independent lines from grounding shall be insulated; The suspension wire rope shall be covered with insulating material extending at least 4 feet (1.2 m) above the hoist. With respect to title II of the ADA, when it comes to deciding whether a modification/accommodation to a public entitys service, program, or activities is reasonable, the question is whether the modification/accommodation results in meaningful access. What is the line length of a hip rafter for the building in our lab, with a unit rise of 6 inches and a run of 3 feet? Sound anchorages include structural members, but do not include standpipes, vents, other piping systems, or electrical conduit. Find the corresponding energy E of the particle. Two-point and multi-point suspension scaffolds shall be tied or otherwise secured to prevent them from swaying, as determined to be necessary based on an evaluation by a competent person. Wind screens shall not be used unless the scaffold is secured against the anticipated wind forces imposed. In particular, the policy provided that: the defendant would assist in monitoring the childs glucose levels; if the childs glucose level fell outside the target range, the defendant agreed to take action such as providing fast acting carbohydrates and contacting the plaintiff so that she could take her to a physician; in the case of more serious symptoms, calling paramedics to the scene; and providing glucagon injections in the event of an emergency. Rafter tables are stamped onto the side of most ____. Devices whose sole function is to provide emergency escape and rescue shall not be used as working platforms. The means of access must be determined before erection of the scaffold and employees are never allowed to climb on cross braces for either vertical or horizontal movement. 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