a means of access must be provided to a scaffold. Introduction. Ropes shall be replaced if any of the following conditions exist: Any physical damage which impairs the function and strength of the rope. Tread depth shall be uniform, within inch, for each flight of stairs. Est=200GPa,=250MPa. 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. When scaffold platforms are more than 2 feet 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 . 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 If ceiling joists are butted, the rafters must be staggered at the ridgeboard. 3. 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. means of access means the physical means of entry or exit for traffic between land and a road. Paragraph (g)(2) of this section addresses fall protection for scaffold erectors and dismantlers. Yet life was abundant on planet Earth in the Mesozoic era. Abrasion, corrosion, scrubbing, flattening or peening causing loss of more than one-third of the original diameter of the outside wires. [44 FR 8577, Feb. 9, 1979; 44 FR 20940, Apr. An access ladder or equivalent safe access must be provided. I am fortunate that there are so many great blog entries in the category. Effective September 2, 1997, the employer shall have a competent person determine the feasibility and safety of providing fall protection for employees erecting or dismantling supported scaffolds. The employer shall have a competent person determine whether it is feasible or would pose a greater hazard to provide, and have employees use a safe means of access. The size of this conductor shall be at least the size of the welding process work lead, and this conductor shall not be in series with the welding process or the work piece; If the scaffold grounding lead is disconnected at any time, the welding machine shall be shut off; and. Access must be provided when the scaffold platforms are more than 2 feet (0.6 m) above or below a point of access. As a starting point, the U.S. Department of Justice's "four-factor analysis . Step ladders can be safely used with the ladder leaning against the wall surface. When laying out a common rafter, plumb lines are drawn: When laying out a common rafter, level lines are drawn, The minimum amount of stock left above the seat cut of the common rafter to ensure enough strength to support the overhang is usually, The estimated number of gable rafters for a rectangular building measuring 28' x 48' is, a rafter that slopes up from wall to ridge board, the common rafters that make up a gable roof system, the horizontal member that forms the highest point of the roof system, the horizontal distance covered by the roof; usually the width of the building. 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. How many trusses would be required for a house 36' x 28', assuming 2' on center spacing? hip rafters are shortened half The diagonal of the ridge. It is the responsibility of ____________ to ensure safety on the job site. The line length of a hip rafter with a unit rise of 6 inches and a total run of 12 feet is _______ (Unit length for the hip on a 6:12 is 18"). An active welding rod or uninsulated welding lead shall not be allowed to contact the scaffold or its suspension system. Bi 09/04/2023 09/04/2023 Overlapped planks should extend beyond the bearing point at least ____" and no more than ____", Metal tubular frame scaffolding is held rigidly plumb by, The part of a scaffold that protects workers below from objects falling off the work platform is a, The workers allowed to climb an access ladder for a metal tubular scaffold that has its rungs spaced 18" apart are the scaffold, Wood scaffold planks, when loaded should deflect no more than, Guardrails must be installed on all scaffolds more than, The person in charge of the safe erection and dismantling of scaffolding is the, End frames are installed level and plumb to sit on top of, The number of times a scaffold should be visually inspected is at least, To access the work area of a scaffold, the user should use an approved ladder or. Stairrail systems and handrails shall be surfaced to prevent injury to employees from punctures or lacerations, and to prevent snagging of clothing. Suspension scaffold power-operated hoists and manual hoists shall be tested by a qualified testing laboratory. Proper access must be provided to access the work platform of the scaffold. "H-clips" are required by code whenever 1/2" osb decking is used and rafters are spaced greater than 16" oc.. Each scaffold stairway shall be at least 18 inches (45.7 cm) wide between stairrails. When canopies are used on suspension scaffolds for falling object protection, the scaffold shall be equipped with additional independent support lines equal in number to the number of points supported, and equivalent in strength to the strength of the suspension ropes. a means of access must be provided to a scaffold. A child who had participated in defendants school programs and summer camp since the age of five was diagnosed with type I diabetes. Such activities shall be performed only by experienced and trained employees selected for such work by the competent person. LEXIS 168680 (M.D. The ridge board for a 44' x 30' house with a gable roof that has a 12" projection would be __________. Rafter tables are stamped onto the side of most ____. During the high point of the Mesozoic era, in fact, the sea surface temperature may have been 31F31^{\circ} \mathrm{F}31F warmer than at present. Other important facts included: 1) it was rare that the child needed the requested insulin injections. Hook-on and attachable ladders shall have uniformly spaced rungs with a maximum spacing between rungs of 16 inches. Non-uniform rung spacing caused by joining end frames together is allowed, provided the resulting spacing does not exceed 16 inches (43 cm). The standard for meaningful access evolved from Title VI of the Civil Rights Act of 1964 and its prohibition against discrimination on the basis of national origin. The primary importance of ceiling joists is to ______________. Work on or from scaffolds is prohibited during storms or high winds unless a competent person has determined that it is safe for employees to be on the scaffold and those employees are protected by a personal fall arrest system or wind screens. a small right triangle found on a set of prints stating the rafters' run and rise, the ratio of rise to the span of the roof, the horizontal member that forms the highest point of the rafters and secures the upper end of the rafters. 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. Scaffold plank must extend over their end supports not less than 6 inches nor more than 18 inches. Nails on plywood or other roof sheathing panels are spaced ____ apart on the ends and ____ apart on intermediate supports. Sound anchorages include structural members, but do not include standpipes, vents, other piping systems, or electrical conduit. The rafter that spans from a hip rafter to the ridge is a. When it Comes to Service Animals and ESAs, Did the Texas Court of Appeals Just Throw a Monkey Wrench into the HUD Circular and Title I of the ADA? Paragraphs (g)(1) (i) through (vii) of this section establish the types of fall protection to be provided to the employees on each type of scaffold. Scaffold planks should be scaffold grade lumber or the equivalent. A canopy structure, debris net, or catch platform strong enough to withstand the impact forces of the potential falling objects shall be erected over the employees below. Employees shall be prohibited from working on scaffolds covered with snow, ice, or other slippery material except as necessary for removal of such materials. As is my usual practice, I have divided this blog entry into categories: facts, courts reasoning, and takeaways. This weeks case, Medina v. City of Cape Coral (an unpublished decision), , 2014 U.S. Dist. a board used to keep the roof from sagging; it connects two rafters on opposite sides of the ridge. Scaffold collapse The proper erection of a scaffold is essential in preventing this particular hazard. Sound points of anchorage include structural members, but do not include standpipes, vents, other piping systems, or electrical conduit. Labor and Employment law blog (management), Ohio Employment lawyer blog (Jonathan Hyman-management), PLAINTIFF California Labor and Employment Law Blog, Robin Sheas Employment and Labor Law Insider blog, Title III and Fair Housing Act Blog (defense). An intersecting roof may be framed out with valley rafters on the main roof, or framed later on top of the main roof decking. That way, regardless of who wins in this category, I cant get an inferiority complex:-), William Goren is one of the countrys foremost authorities on the American with Disabilities Act (ADA) and the Rehabilitation Act of 1973. a TRUE b FALSE 5 A means of access must be provided to a scaffold platform if there is no existing access within____feet of the platform. The height of a mobile scaffold must not exceed the minimum base dimension by. prevent the spreading of the exterior walls. Since the vertical distance between these two levels exceeds 2 feet (24 inches), then you must provide one of the means of access described in 1926.451 (e) (1). Concise and clearly written, this practical guide provides a virtual roadmap to the ADA, its regulations, and case law. Which of the following statements is true of side brackets? This four-factor analysis forces organizations to more fully understand the diverse populations they serve, as well as to assess their existing bilingual-staff resources. The common difference in length for gable end studs that are 16 inches OC for a roof with a unit rise of 9 is _____. The ends of ceiling joists are cut to the slope of the roof __________. Each end of a platform 10 feet or less in length shall not extend over its support more than 12 inches (30 cm) unless the platform is designed and installed so that the cantilevered portion of the platform is able to support employees and/or materials without tipping, or has guardrails which block employee access to the cantilevered end. Ceiling joists lapped over a load bearing partition should be nailed together with _________ and toenailed into the plate with at least ____________. Ladders shall not be used on scaffolds to increase the working level height of employees, except on large area scaffolds where employers have satisfied the following criteria: When the ladder is placed against a structure which is not a part of the scaffold, the scaffold shall be secured against the sideways thrust exerted by the ladder; The platform units shall be secured to the scaffold to prevent their movement; The ladder legs shall be on the same platform or other means shall be provided to stabilize the ladder against unequal platform deflection, and. Pump jack scaffolds usually have a weight limitation of _____ pounds. Doing so, can go a long way in showing the court that the defendant's policy ensures that meaningful access is granted to the person with a disability. 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. . In addition to the normal operating brake, suspension scaffold power-operated hoists and manually operated hoists shall have a braking device or locking pawl which engages automatically when a hoist makes either of the following uncontrolled movements: an instantaneous change in momentum or an accelerated overspeed. Manila or plastic (or other synthetic) rope being used for toprails or midrails shall be inspected by a competent person as frequently as necessary to ensure that it continues to meet the strength requirements of paragraph (g) of this section. 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. The truss assembly must be braced on all three planes. How many trusses would be required for a 10' x 7' storage shed, assuming 2' on center spacing? Ceiling joists are usually 2x6 dimensional lumber attached to the sides of roof rafters at the outside walls. 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. When vertical lifelines are used, they shall be fastened to a fixed safe point of anchorage, shall be independent of the scaffold, and shall be protected from sharp edges and abrasion. 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