Wash. Admin. Code § 296-807-18025 – Use specific safety guards for vertical and angle grinders using Type 6 or Type 11 wheels

(1) You must make sure the safety guard:
1. (a) Covers the wheel's plane of rotation toward the operator for at least one hundred eighty degrees;
2. (b) Covers the side of the wheel toward the driving flange for at least one hundred eighty degrees;
3. (c) Has a skirt which is adjustable to within one-eighth inch of the plane of the surface of the wheel.
(2) You must make sure not to use a "revolving cup guard."
Note: "Cup back bushings" do not substitute for safety guards.

[Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050. WSR 15-23-086, § 296-807-18025, filed 11/17/15, effective 12/18/15. Statutory Authority: RCW 49.17.010, [49.17].040, [49.17].050, and [49.17].060. WSR 03-09-009, § 296-807-18025, filed 4/4/03, effective 8/1/03.]