Let’s review the most common kinds. Ladders shall not be used on slippery surfaces unless secured or provided with slip-resistant feet to prevent accidental displacement. Fixed ladders must be able to support at least two loads of 250 pounds (114 kg) each, concentrated between any two consecutive attachments. Specific Types of Ladders. The first step in selecting the correct ladder is to choose the right ladder style. Do not use ladders on slippery surfaces unless secured or provided with slip-resistant feet to prevent accidental movement. (2.1 m/sec.) The top or top step of a stepladder shall not be used as a step. Steps or rungs for through-fixed-ladder extensions must be omitted from the extension; and the extension of side rails must be flared to provide between 24 inches (61 cm) and 30 inches (76 cm) clearance between side rails. They are able to support at least 300 pounds to account for the worker and tools as well. padding: 3px 15px 4px 15px; Slippery conditions on stairways must be corrected. For side-step fixed ladders, the side rails and the steps or rungs shall be continuous in the extension. To determine whether a self-supporting ladder can sustain a certain load, apply the load to the ladder in a downward vertical direction with the ladder placed at a horizontal angle of 75.5 degrees. Ladder styles include portable stepladders, step stools, extension ladders, trestle ladders, sectional ladders, combination ladders, single ladders, platform ladders … } Ladders built and tested in conformance with the applicable provisions of appendix A will be deemed to meet this requirement. You’ll find ones that are portable that you can tote place to place as you need it. Use ladders equipped with nonconductive side rails if the worker or the ladder could contact exposed energized electrical equipment. Do not carry objects or loads that could cause loss of balance and falling. When splicing is required to obtain a given length of side rail, the resulting side rail must be at least equivalent in strength to a one-piece side rail made of the same material. Where ladder safety devices are provided, the maximum clearance between side rails of the extensions shall not exceed 36 inches (91 cm). If you find yourself in need of reaching high and far corners but don't have a lot … Minimum perpendicular clearance between fixed ladder rungs, cleats, and steps and any obstruction behind the ladder must be 7 inches (18 cm), except that the clearance for an elevator pit ladder must be 4.5 inches (11 cm). var usasearch_config = { siteHandle:"usdoloshapublicwebsite" }; Inside widths of wells must be at least 30 inches (76 cm). This classification of ladder is reserved for industrial applications. Extension Ladders (maximum length 15 metres) 3. Ladders shall not be tied or fastened together to provide longer sections unless they are specifically designed for such use. . OSHA gets more granular with design requirements for specific types of fixed ladders above and beyond what’s specified under the General Requirements. Each portable ladder that is not self-supporting: At least four times the maximum intended load, except that each extra-heavy-duty type 1A metal or plastic ladders shall sustain at least 3.3 times the maximum intended load. Intermediate vertical members, such as balusters used as guardrails, must not be more than 19 inches (48 cm) apart. Management leadership and employee involvement. When splicing side rails, the resulting side rail must be equivalent in strength to a one-piece side rail made of the same material. Horizontal bands must be fastened to the side rails of rail ladders or directly to the structure, building or equipment for individual-rung ladders. Fixed ladders with structural defects- such as broken or missing rungs, cleats or steps, broken or split rails or corroded components- must be withdrawn from service until repaired. Vertical bars must be on the inside of the horizontal bands and must be fastened to them. All safety devices must permit the worker to ascend or descend without continually having to hold, push or pull any part of the device, leaving both hands free for climbing. Type II – Commercial: medium-duty with a load capacity of no more than 225 pounds. tag[n].style.fontSize=size+inc+'px'; Types of ladders. Ladders are made of different types of materials. Types of Ladders There are many types of ladders and it is important to choose the right ladder for the task. Tops of cages must be a minimum of 42 inches (1.1 m) above the top of the platform or the point of access at the top of the ladder. When unavoidable obstructions are encountered, the minimum perpendicular clearance between the centerline of fixed ladder rungs, cleats, and steps, and the obstruction on the climbing side of the ladder may be reduced to 24 inches (61 cm), provided that a deflection device is installed to guide employees around the obstruction. Wood ladders shall not be coated with any opaque covering, except for identification or warning labels which may be placed on one face only of a side rail. The top of a non-self-supporting ladder shall be placed with the two rails supported equally unless it is equipped with a single support attachment. The climber is not considered qualified or adequately trained to use the ladder until familiar with this information. Ladder rungs, cleats and steps must be parallel, level and uniformly spaced when the ladder is in position for use. Ladders shall be used only on stable and level surfaces unless secured to prevent accidental displacement. Do not use stairways with metal pan landings and treads if the treads and/or landings have not been filled in with concrete or other materials unless the pans of the stairs and/or landings are temporarily filled in with wood or other materials. function changeFontSize(inc){ The rungs and steps of fixed metal ladders manufactured after March 15, 1991, shall be corrugated, knurled, dimpled, coated with skid-resistant material, or otherwise treated to minimize slipping. Contractors, public utility employees and construction workers use Type I step ladders every day. Ladders placed in any location where they can be displaced by workplace activities or traffic, such as in passageways, doorways, or driveways, shall be secured to prevent accidental displacement, or a barricade shall be used to keep the activities or traffic away from the ladder. Ladders shall be inspected by a competent person for visible defects on a periodic basis and after any occurrence that could affect their safe use. 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