INTRODUCTION. Follow the more stringent of local,
state, or applicable guidelines of this section during the
initial deactivation of a fueling facility. Follow the
applicable subsection when temporarily deactivating a fueling
facility for three months or more. For continuing maintenance
MIL-HDBK-1130. Additional guidelines for the deactivation of
storage tanks and pipes are provided in API Std 2610 and NFPA
30, Appendix C. Federal regulations addressing out-of-service
underground storage tank systems are in 40 CFR 280.
GENERAL REQUIREMENTS. Section 2, General Design
Information, contains important information on fueling
facilities. Do not begin the design of any deactivation plan
without first becoming completely familiar with Section 2 of
FUEL STORAGE AND DISTRIBUTION FACILITIES
Tanks. The following items apply to deactivation of
all tanks in general.
a) Empty and clean tanks in accordance with of API
b) Provide water ballast with a copper sulphite
solution (1 part copper sulphite to 3 million parts water) to
discourage organic growth. Verify compatibility with
environmental regulations prior to employing this solution.
c) Follow the procedures of MO-230 and 29 CFR 1910
when entering tanks or performing maintenance on tanks.
d) For tanks equipped with cathodic protection
systems, inspect for proper operation and repair if necessary.
For tanks not equipped with cathodic protection systems,
investigate the economic trade-offs of installing those
systems at deactivation versus the associated caretaker