WAC 296-79-280
Chip and hog fuel storage. (1) Entry into bins and silos.
(a) Entry into chip bins and silos, must be in compliance
with the requirements of confined space entry, WAC 296-79-230, of
this chapter.
(b) Chip and sawdust bins. Steam or compressed air lances,
or other safe methods, must be used for breaking bridges and
hangups.
(c) Employees must be prohibited from working under or on
top overhangs or bridges. Extreme care must be taken to prevent
chips or hog fuel from creating an overhang or bridging.
(d) Hog fuel bins must be provided with an approved railed
platform or walkways near the top or other approved means must be
provided for use of employees engaged in dislodging hog fuel.
(2) Exterior chip and hog fuel storage.
(a) When mobile equipment is used on top of hog fuel or chip
piles, a roll-over protection system must be installed on the
equipment.
(b) If the cab is of the enclosed type, windshield wipers
must be installed.
(c) If used during hours of darkness the area must be
adequately illuminated or the equipment must have adequate lights
to provide the operator sufficient illumination to safely perform
the work.
[Statutory Authority: RCW 49.17.010, [49.17].040 and[49.17].050
. 99-16-083, § 296-79-280, filed 8/3/99, effective
11/3/99; Order 74-24, § 296-79-280, filed 5/6/74; Order 70-6, §
296-79-280, filed 7/10/70, effective 8/10/70.]