Machine Safety

Chapter 296-806, WAC

Effective Date: 01/01/05

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WAC 296-806-435

Garbage (Waste) Disposals

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  • In addition to the requirements in this section, you need to refer to the following sections of this chapter in order to fully protect your employees from machine hazards:


This section applies to the hazards associated with garbage (waste) disposals found in the workplace. These requirements are designed to protect employees from hazards associated with the point of operation and flying materials.

Your Responsibility

To protect employees from hazards associated with garbage (waste) disposals

You must

Safeguard garbage (waste) disposal equipment


WAC 296-806-43502  

Safeguard garbage (waste) disposal equipment

You must

1) Protect employees exposed to the hazards of screw conveyor disposals with a properly designed and mounted trimboard cover that remains in place during operation.

2) Provide guarding to protect employees from contact with knives or blades of disposal units.

  • The guards need to be strong enough so that an employee’s downward thrusting motion won't cause the guard material to open larger than 2 inches.



  • You may need to follow additional requirements found in Make sure guards meet these requirements, WAC 296-806-20042, to keep employees from contacting the knives or blades of disposals.


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