Stairways Ladders2

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Information about Stairways Ladders2

Published on October 13, 2008

Author: Nommad02


Slide 1: OSHA Office of Training & Education 1 Stairways and Ladders Hazards : OSHA Office of Training & Education 2 Stairways and ladders cause many injuries and fatalities among construction workers About half the injuries caused by slips, trips and falls from ladders and stairways require time off the job Hazards Improper use of the top rung of a step ladder Slips, Trips and FallsOn Stairways and Ladders : OSHA Office of Training & Education 3 At the end of this training, you should be able to list or describe: Safety guidelines and requirements for stairways used at a construction site Safe practices and requirements for ladders used at a construction site Slips, Trips and FallsOn Stairways and Ladders Slide 4: OSHA Office of Training & Education 4 There must be a stairway or ladder at points of access where there is an elevation break of 19 inches or more. At least one point of access must be kept clear. 19 inches Break in elevation Stairway or Ladder Slide 5: OSHA Office of Training & Education 5 Handrail vs. Stairrail Stairrail Handrail System Slide 6: OSHA Office of Training & Education 6 Rails must be able to withstand a force of 200 pounds Handrail and Top Rail Strength Slide 7: OSHA Office of Training & Education 7 Handrails Stairways with four or more risers, or higher than 30 inches, must be equipped with at least one handrail. The stairway to this platform has more than 4 risers and is not guarded. The platform requires guarding. Slide 8: OSHA Office of Training & Education 8 Stairways with four or more risers or more than 30 inches high must have a stairrail along each unprotected side or edge. Stairrails Slide 9: OSHA Office of Training & Education 9 Install between 30 and 50 degrees. Must have uniform riser height and tread depth, with less than a 1/4-inch variation. Uniform - 30 & 50 deg. angle No more than 1/4 inch variation in any stairway system Stairs Slide 10: OSHA Office of Training & Education 10 Only use pan stairs if filled with filler material at least to the top edge of each pan. Pan Temporary Stairways Slide 11: OSHA Office of Training & Education 11 Stairways landings must be at least 30 inches deep and 22 inches wide at every 12 feet or less of vertical rise Unprotected sides of landings must have standard 42 inch guardrail systems Stairway Landings Landing Slide 12: OSHA Office of Training & Education 12 Where doors or gates open directly on a stairway, provide a platform that extends at least 20 inches beyond the swing of the door. Platforms and Swing Doors Slide 13: OSHA Office of Training & Education 13 Dangerous Conditions Fix slippery conditions before using. Stairway parts must be free of projections which may cause injuries or snag clothing. Slide 14: OSHA Office of Training & Education 14 Ladders Slide 15: OSHA Office of Training & Education 15 Ladders must be kept in a safe condition -- DO – Keep the area around the top and bottom of a ladder clear Ensure rungs, cleats, and steps are level and uniformly spaced Ensure rungs are spaced 10 to 14 inches apart Keep ladders free from slipping hazards General Ladder Requirements Slide 16: OSHA Office of Training & Education 16 Use ladders only for their designed purpose -- DON’T – Tie ladders together to make longer sections, unless designed for such use Use single rail ladders Load ladders beyond the maximum load for which they were built, nor beyond the manufacturer’s rated capacity General Ladder Requirements Securing Ladders : OSHA Office of Training & Education 17 Securing Ladders Secure ladders to prevent accidental movement due to workplace activity Only use ladders on stable and level surfaces, unless secured Do not use ladders on slippery surfaces unless secured or provided with slip-resistant feet This ladder is not on a stable surface Slide 18: OSHA Office of Training & Education 18 Inspect before use for cracks, dents, and missing rungs Design or treat rungs to minimize slipping Side rails -- at least 11 1/2 inches apart Must support 4 times the maximum load Portable Ladders Slide 19: OSHA Office of Training & Education 19 when ladders are the only way to enter or exit a working area with 25 or more employees when a ladder will serve simultaneous two-way traffic Double - Cleated Ladder Use a double-cleated ladder ( with center rail) or 2 or more ladders: Slide 20: OSHA Office of Training & Education 20 Don’t paint ladders Don’t use an opaque covering (like varnish) on a wood ladder Painting Wood Ladders Ladder Angle : OSHA Office of Training & Education 21 Ladder Angle Non-self-supporting ladders: (which lean against a wall or other support) Position at an angle where the horizontal distance from the top support to the foot of the ladder is 1/4 the working length of the ladder Slide 22: OSHA Office of Training & Education 22 When using a portable ladder for access to an upper landing surface, the side rails must extend at least 3 feet above the upper landing surface Ladder Rail Extension Tall Fixed Ladder Requirements : OSHA Office of Training & Education 23 Tall Fixed Ladder Requirements Equip a fixed ladder 24 feet or longer with either a: Ladder safety device Self-retracting lifelines with rest platforms every 150 feet or less Cage or well, and multiple ladder sections, each section not exceeding 50 feet Slide 24: OSHA Office of Training & Education 24 Near Energized Electrical Equipment If using ladders where the employee or the ladder could contact exposed energized electrical equipment, they must have nonconductive siderails such as wood or fiberglass. This is an unsafe condition Slide 25: OSHA Office of Training & Education 25 Do not use the top or top step of a stepladder as a step Top Step Slide 26: OSHA Office of Training & Education 26 Don’t use crossbracing on the rear of a stepladder for climbing - unless the ladder is designed for that On this ladder the back rungs are designed for use Crossbracing Slide 27: OSHA Office of Training & Education 27 A competent person must inspect ladders for visible defects, like broken or missing rungs If a defective ladder is found, immediately mark it defective or tag it "Do Not Use” Withdraw defective ladders from service until repaired Damaged or Defective Ladders Missing rung Slide 28: OSHA Office of Training & Education 28 Face the ladder when going up or down Use at least one hand to grab the ladder when going up or down Do not carry any object or load that could cause you to lose balance Climbing the Ladder Slide 29: OSHA Office of Training & Education 29 A competent person must train each employee in the following areas, as applicable: The nature of fall hazards in the work area The correct procedures for erecting, maintaining, and disassembling the fall protection systems to be used The proper construction, use, placement, and care in handling of all stairways and ladders The maximum intended load-carrying capacities of ladders Training Slide 30: OSHA Office of Training & Education 30 Summary Key Components for Stairway Safety Treads Rails handrails stairrails guardrails Landings and Platforms Slide 31: OSHA Office of Training & Education 31 Summary Key Components for Ladder Safety A competent person must inspect Use the correct ladder for the job Use the correct angle, supports, treads, cross braces and rails Don’t overload Your employer must train you in proper use of a ladder

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