D.C. Mun. Regs. tit. 20, § 5702
New Hazardous Substance UST Systems
Effective Feb 21, 202067 DCR 1778Authority: Section 107 of the District Department of the Environment Establishment Act of 2005, effective February 15, 2006 (D.C. Law 16-51; D.C. Official Code § 8-151.07 (2013 Repl. & 2019 Supp.)); the District of Columbia Underground Storage Tank Management Act of 1990, effective March 8, 1991 (D.C. Law 8-242; D.C. Official Code §§ 8-113.01 et seq. (2013 Repl.)); Sections 11 and 21 of the Water Pollution Control Act of 1984, effective March 16, 1985 (D.C. Law 5-188; D.C. Official Code §§ 8-103.10 & 8-103.20 (2013 Repl.)); and Mayor's Order 2006-61, dated June 14, 2006. Source: Final Rulemaking published at 40 DCR 7835, 7854 (November 12, 1993); as amended by Final Rulemaking published at 46 DCR 7699 (October 1, 1999); as amended by Final Rulemaking published at 67 DCR 1778 (February 21, 2020).District of Columbia, Office of the Secretary
5702.1 Each new hazardous substance UST shall be:
- (a) Constructed of fiberglass-reinforced plastic, steel-fiberglass-reinforced plastic composite, or steel;
- (b) If constructed of steel, cathodically protected in accordance with the requirements of § 5702.2; and
- (c) Of three hundred sixty degree (360°) double-wall construction as set forth in § 5702.4.
5702.2 Each steel tank shall be cathodically protected by being coated with a suitable dielectric material, and:
- (a) The field-installed cathodic protection systems shall be designed by a corrosion expert; and
- (b) The impressed current cathodic protection systems shall be designed to allow determination of current operating status as required by § 5901.5.
5702.3 Each cathodic protection system shall be operated and maintained in accordance with § 5901.
5702.4 Double-walled tanks shall be designed, constructed, and installed in a manner that will:
- (a) Contain a release from any portion of the inner tank within the outer wall until detected and removed;
- (b) Detect the failure of the inner or outer wall;
- (b) Prevent the release of regulated substances to the environment at any time during the operational life of the UST; and
- (c) Check for evidence of a release at least every thirty (30) days.
5702.5 The codes of practice listed in §§ 5701.10(a) and (b) may be used to comply with § 5702.1
SOURCE: Final Rulemaking published at 40 DCR 7835 (November 12, 1993); as amended by Final Rulemaking published at 46 DCR 7699 (October 1, 1999); as amended by Final Rulemaking published at 67 DCR 1778 (February 21, 2020).