7. Switches Hand-held power tools must be equipped with one of the following: Constant pressure switch shuts off power upon release Examples: circular saw, chain saw, grinder, hand-held power drill On-Off Switch Examples: routers, planers, laminate trimmers, shears, jig saws, nibblers, scroll saws
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17. Guarding - Point of Operation The point of operation is where the work is actually performed on the materials – it must be guarded This shows a radial arm saw equipped with proper point of operation guards
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19. Radial Saw Guarding Guard to prevent the operator from coming in contact the the rotating blade Radial arm saw equipped with an upper and lower blade guard
20. Guarding Portable Circular Saws Guard these saws above and below the base plate or shoe. The lower guard must cover the saw to the depth of the teeth.
30. Easily Penetrated Material Avoid driving into materials easily penetrated unless materials are backed by a substance that will prevent the pin or fastener from passing through Also, don’t drive fasteners into very hard or brittle material that might chip or splatter, or make the fasteners ricochet
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34. Jacks - Blocking Immediately block the load after it is lifted. Put a block under the base of the jack when the foundation is not firm, and place a block between the jack cap and load if the cap might slip. Photo - handyman jack is provided a firm base by using the railroad tie. The load is cribbed to prevent it from falling.
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Notes de l'éditeur
1926 Subpart I - Tools – Hand and Power This presentation is designed to assist trainers conducting OSHA 10-hour Construction Industry outreach training for workers. Since workers are the target audience, this presentation emphasizes hazard identification, avoidance, and control – not standards. No attempt has been made to treat the topic exhaustively. It is essential that trainers tailor their presentations to the needs and understanding of their audience. This presentation is not a substitute for any of the provisions of the Occupational Safety and Health Act of 1970 or for any standards issued by the U.S. Department of Labor. Mention of trade names, commercial products, or organizations does not imply endorsement by the U.S. Department of Labor.
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