WAC 296-46B-514
Special occupancies -- Motor fuel
dispensing facilities.
001 General.
(1) In addition to the scope included in NEC 514.1,
Article 514 NEC must be complied with for all liquified
flammable gas storage or transfer facilities.
011 Emergency disconnecting means - dispensing and
service stations.
(2) An emergency disconnecting means or operator must be
provided to disconnect the pump or dispensing equipment
serving gasoline, volatile flammable liquids, or liquefied
flammable gases. The emergency disconnecting means or operator
must disconnect all conductors of the circuit supplying all
station dispensers and/or pumps (including the grounded
conductor) simultaneously from the source(s) of supply.
(3) For installations with only one dispensing device,
the emergency disconnecting means/operator may be used to
satisfy subsection (2) of this section.
(4) For multicircuit installations, an electrically held
normally open contactor operated by a push-button may serve as
the disconnecting means to satisfy subsection (2) of this
section. If a disconnecting pushbutton is used, the
pushbutton may not function as the resetting mechanism for the
electrically held contactor. The resetting means must be:
(a) Located at least fifteen feet or out of sight from
the disconnecting pushbutton;
(b) Installed behind a cover or guard; and
(c) Identified with an identification plate that is
substantially black in color.
(5) The disconnecting means satisfying subsection (2) of
this section must be labeled with an identification plate,
with letters at least one inch high, as the emergency
disconnecting means. The disconnecting means or operator must
be:
(a) Substantially red in color; and
(b) For attended facilities - must be readily accessible
and must be located outdoors and within sight of the pump or
dispensing equipment it controls; or
(c) For unattended facilities - must be readily
accessible and must be located within sight, but at least
twenty feet from the pump or dispensing equipment it controls.
[Statutory Authority: RCW 19.28.006, 19.28.010, 19.28.031,
19.28.041, 19.28.061, 19.28.101, 19.28.131, 19.28.161,
19.28.171, 19.28.191, 19.28.201, 19.28.211, 19.28.241,
19.28.251, 19.28.271, 19.28.311, 19.28.321, 19.28.400,
19.28.420, 19.28.490, 19.28.551, 2002 c 249, chapters 34.05 and 19.28 RCW. 03-09-111, § 296-46B-514, filed 4/22/03,
effective 5/23/03.]