Md. Code Regs. 26.10.17.05

Current through Register Vol. 51, No. 12, June 14, 2024

Section 26.10.17.05 - Performance Standards for AST Systems with a Shop-Fabricated AST

An owner, an operator, and a person in charge of an AST system with a shop-fabricated AST shall:

A. Ensure the AST system is:

(1) Properly selected for the oil storage application and type of oil stored; and

(2) Constructed to an industry standard, including a UL, STI or API standard;

B. Ensure the foundation for a stationary shop-fabricated AST is:

(1) Constructed to:

(a) Support the AST;

(b) Prevent movement and uneven settlement of the foundation and the AST; and

(c) Provide positive drainage of water away from the foundation;

(2) Capable of supporting the soil-bearing pressure of the AST and its contents; and

(3) Designed by a qualified professional engineer using field and laboratory testing and analyses, if the AST system is located in an area subject to flooding;

C. Install an elevated AST system, unless:

(1) An alternate AST system is approved by the Department in writing; and

(2) The owner, the operator, and the person in charge of the alternate AST system installs, tests, and maintains a cathodic protection system in accordance with Regulation .10 of this chapter; and

D. Test a new, repaired, or relocated AST system for tightness in accordance with NFPA 30 "Flammable and Combustible Liquids Code":

(1) Upon completing the installation or repair of the AST system; and

(2) Before placing the AST system in-service.

Md. Code Regs. 26.10.17.05

Regulation .05 adopted effective 49:12 Md. R. 642, eff. 6/13/2022