Section 18 AAC 78.055 - Repairs allowed(a) The owner or operator of a UST shall ensure that any repairs to the UST will prevent a release caused by manufacturing defects, structural failure or corrosion while the UST is used to store petroleum. Repairs must meet the following requirements: (1) repairs must be conducted using a nationally recognized code of practice, and must be conducted by a person certified under this chapter;(2) repairs to fiberglass-reinforced plastic tanks must be made by the manufacturer's authorized representative or in accordance with a nationally recognized code of practice;(3) metal pipe sections and fittings that have released petroleum as a result of corrosion or other damage must be replaced;(4) non-corrodible pipes and fittings must be repaired in accordance with the manufacturer's specifications;(5) not later than 30 days after the date of completion of the repairs and before the UST is placed back in operation, repairs to secondary containment areas of tanks and piping used for interstitial monitoring and to containment sumps used for interstitial monitoring of piping must have the secondary containment tested for tightness in accordance with the manufacturer's instructions or a nationally recognized code of practice; all other repairs to tanks and piping must be tested for tightness as required under 18 AAC 78.065(d) and 18 AAC 78.070(c) not later than 30 days after the date of completion of the repairs and before the UST is placed back in operation, except if one of the following test methods is used: (A) the repaired tank is internally inspected, using a nationally recognized code of practice;(B) the repaired portion of the UST is monitored monthly for releases, using a method specified in 18 AAC 78.065(e) - (j); or(C) another test method is used that the department determines to be no less protective of human health and the environment than those listed in (A) and (B) of this paragraph;(6) within six months after the repair of a cathodically protected UST, the cathodic protection system must be tested as required under 18 AAC 78.045(c) and (e) to ensure that it is operating properly.(7) not later than 30 clays after any repair to spill or overfill prevention equipment, the repaired spill or overfill prevention equipment must be tested or inspected, as appropriate, in accordance with 18 AAC 78.057 to ensure that it is operating properly; and(8) unless the department approves another procedure, code, or standard it determines to be no less protective of human health and safety and the environment, the owner or operator shall ensure that the following are used, the provisions of which are adopted by reference:(A) National Fire Protection Association Standard 30, Flammable am/ Combustible Liquids Code, 2008 Edition;(B) American Petroleum Institute Recommended Practice 2200, Repairing Crude Oil, Liquefied Petroleum Gas, and Product Pipelines, Fourth Edition, September 2010;(C) American Petroleum Institute Standard 1631, Interior Lining and Periodic Inspection of( Underground Storage Tanks, Fifth Edition, June 2001;(D) National Leak Prevention Association Standard 631, Chapters A, B, and C, Entry, Cleaning, Interior Inspection , Repair and Lining of Underground Storage Tanks, 1991;(E) Steel Tank Institute Recommended Practice R012, Recommended Practice for Interstitial Tightness Testing of Existing Underground Double Wall Steel Tanks, April 2007;(F) Fiberglass Tank and Pipe Institute RP 2007-2, Field Test Protocol for Testing the Annular Space f Installed Underground Fiberglass Double and Triple-Wall Tanks with Dry Annular Space, 2007; and(G) Petroleum Equipment Institute Recommended Practice RP1200-12, Recomended Practices for the Testing and Verification of Spill, Overfill, Leak Detection and Secondary Containment Equipment at UST Facilities, 2012.(b) The owner or operator shall maintain records of each repair in accordance with 18 AAC 78.056 until the UST is permanently closed or undergoes a change-in-service in accordance with 18 AAC 78.085.(c) Repealed 9/27/2018. (1) National Fire Protection Association Standard 30, Flammable and Combustible Liquids Code, 2008 Edition;(2) American Petroleum Institute Recommended Practice 2200, Repairing Crude Oil, Liquefied Petroleum Gas, and Product Pipelines, Fourth Edition, September 2010;(3) American Petroleum Institute Standard 1631, Interior Lining and Periodic Inspection of Underground Storage Tanks, Fifth Edition, June 2001; and(4) National Leak Prevention Association Standard 631, Chapters A, B, and C, Entry, Cleaning, Interior Inspection, Repair and Lining of Underground Storage Tanks, 1991.(d) For purposes of this section, after a release has occurred, "repair" (1) means to correct or restore a UST, or any part of a UST, that routinely contains petroleum, including repairs to the tank vessel, pipes, valves, fillpipes, or vents;(2) does not include routine maintenance; for purposes of this paragraph, "routine maintenance" means the normal operational upkeep to prevent a UST system from releasing product.Eff. 3/25/91, Register 118; am 11/3/95, Register 136; am 1/30/2003, Register 165; am 7/25/2012, Register 203; am 9/27/2018,Register 227, October 2018Information about how to review or obtain a copy of the publications adopted by reference in 18 AAC 78.055 is in the editor's note at 18 AAC 78.025.
Authority:AS 46.03.020
AS 46.03.365
AS 46.03.375