Machine Safety

Chapter 296-806, WAC

Effective Date: 01/01/05

Contents
Helpful Tools
Index
Download

WAC 296-806-420

Conveyors

For printing

 
  • If your specific conveyor or operation isn’t listed here, then follow any general requirements in this section along with the “Requirements for All Machines” found in this chapter,
    WAC 296-806-200
    and WAC 296-806-300

 

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.

Note

Exemption:

  • This section doesn't apply to conveyor systems used primarily for moving people.

 

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

Follow these requirements for conveyors

Provide emergency stops on conveyors

Label conveyor controls

Prohibit riding on conveyors

Provide safe access to conveyors

Provide backstop or anti-runaway devices to incline, decline, or vertical conveyors

Make only safe alterations to conveyors

Inspect and replace worn of conveyor parts

Follow these requirements for replacing conveyor parts

Follow these requirements for spill guards

Provide pedestrian overpasses for conveyors

Guard openings to hoppers and chutes

Install guideposts

BELT CONVEYORS

Guard nip points on belt conveyors

Install emergency stop controllers on overland belt conveyors

Install belt conveyor overpasses

CHAIN CONVEYORS

Safeguard chain conveyors

Guard return strands on chain conveyors

Guard chain conveyors that are used as a transfer mechanism

ELEVATOR CONVEYORS

Prevent material from falling off of elevator conveyors

INCLINED RECIPROCATING CONVEYORS (SHAKERS)

Provide protection where employees must load shakers

Provide grating over silo and bunker openings for shuttle conveyors

MOBILE CONVEYORS

Guard wheels and rails on mobile conveyors

Prevent hazardous motion on mobile conveyors

Provide a detector for mobile conveyors

Provide safe access on mobile conveyors

PUSHER BAR CONVEYORS

Guard pusher-bar conveyors

ROLLER CONVEYORS

Prohibit walking on roller-type conveyors

Use speed controls for roller and wheel conveyors

Safeguard belt-driven live roller conveyors

SCREW CONVEYORS

Guard screw conveyors

SKIP HOISTS

Provide slack-cable switches on hoists

Block the skip bucket and counterweight guides

Protect against wire rope coming off sheaves

SLAT AND ROLLER SLAT CONVEYORS

Safeguard slat and roller-slat conveyors

TOWED CONVEYORS

Provide a safe method for disengaging the tow pin

Protect employees from moving carts on towed conveyors

Provide clearances and warnings for carts on towed conveyors

Mark projections above the floor

 

-Continued-

End of main content, page footer follows.

Access Washington official state portal

© Washington State Dept. of Labor & Industries. Use of this site is subject to the laws of the state of Washington.