Section 296-806-42524. Use properly designed covers for screw conveyors (augers).  


Latest version.
  • EXEMPTION:
    This requirement does not apply to screw conveyors where there are drop or hinged bottom sections that cannot remain airtight.
    You must design covers for screw conveyors that are:
    (1) Removable in convenient sections.
    (2) Held in place with stationary clamps. Locate stationary clamps at intervals that will keep all covers dust tight.
    [Statutory Authority: RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. WSR 15-24-102, § 296-806-42524, filed 12/1/15, effective 1/5/16; WSR 04-14-028, § 296-806-42524, filed 6/29/04, effective 1/1/05.]
RCW 49.17.010, 49.17.040, 49.17.050, 49.17.060. WSR 15-24-102, § 296-806-42524, filed 12/1/15, effective 1/5/16; WSR 04-14-028, § 296-806-42524, filed 6/29/04, effective 1/1/05.