Machine SafetyChapter 296-806, WAC |
Effective Date: 01/01/05 |
Conveyors |
 For
printing |
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This section applies to hazards related to conveyors and conveying systems, including bulk material, package, or unit handling types. These requirements are designed to protect employees operating, maintaining, cleaning, and working around conveyors.
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Your Responsibility
To make sure all conveyors in your workplace are constructed, operated, and maintained in a safe manner
You must
| GENERAL REQUIREMENTS FOR CONVEYORS | |
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Follow these requirements for conveyors |
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Provide emergency stops on conveyors |
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Label conveyor controls |
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Prohibit riding on conveyors |
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| Provide safe access to conveyors |
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| Provide backstop or anti-runaway devices to incline, decline, or vertical conveyors |
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| Make only safe alterations to conveyors |
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| Inspect and replace worn of conveyor parts |
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| Follow these requirements for replacing conveyor parts |
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| Follow these requirements for spill guards |
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| Provide pedestrian overpasses for conveyors |
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| Guard openings to hoppers and chutes |
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| Install guideposts |
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| BELT CONVEYORS | |
| Guard nip points on belt conveyors |
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| Install emergency stop controllers on overland belt conveyors |
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| Install belt conveyor overpasses |
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| CHAIN CONVEYORS | |
| Safeguard chain conveyors |
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| Guard return strands on chain conveyors |
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| Guard chain conveyors that are used as a transfer mechanism |
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| ELEVATOR CONVEYORS | |
| Prevent material from falling off of elevator conveyors |
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| INCLINED RECIPROCATING CONVEYORS (SHAKERS) | |
| Provide protection where employees must load shakers |
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| Provide grating over silo and bunker openings for shuttle conveyors |
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| MOBILE CONVEYORS | |
| Guard wheels and rails on mobile conveyors |
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| Prevent hazardous motion on mobile conveyors |
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| Provide a detector for mobile conveyors |
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| Provide safe access on mobile conveyors |
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| PUSHER BAR CONVEYORS | |
| Guard pusher-bar conveyors |
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ROLLER CONVEYORS |
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| Prohibit walking on roller-type conveyors |
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| Use speed controls for roller and wheel conveyors |
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| Safeguard belt-driven live roller conveyors |
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SCREW CONVEYORS |
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| Guard screw conveyors |
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SKIP HOISTS |
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| Provide slack-cable switches on hoists |
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| Block the skip bucket and counterweight guides |
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| Protect against wire rope coming off sheaves |
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SLAT AND ROLLER SLAT CONVEYORS |
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| Safeguard slat and roller-slat conveyors |
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TOWED CONVEYORS |
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| Provide a safe method for disengaging the tow pin |
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| Protect employees from moving carts on towed conveyors |
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| Provide clearances and warnings for carts on towed conveyors |
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| Mark projections above the floor |
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