In-woods chipping must be performed according to the following:
(1) Chipper access covers or doors remain closed until the drum or disc stops completely.
(2) Infeed and discharge ports are guarded to prevent contact with the disc, knives, or blower blades.
(3) The chipper is shut down and locked out according to the lockout/tagout requirements of chapter
296-803 WAC when an employee performs any servicing or maintenance.
(4) Detached trailer chippers are chocked when used on any slope where rolling or sliding of the chipper is reasonably foreseeable.
[Statutory Authority: RCW
49.17.010,
49.17.040,
49.17.050, and
49.17.060. WSR 04-15-105, § 296-54-57310, filed 7/20/04, effective 11/1/04. Statutory Authority: RCW
49.17.010, [49.17].040 and [49.17].050. WSR 99-17-117, § 296-54-57310, filed 8/18/99, effective 12/1/99.]