N.M. Admin. Code § 20.5.110.1003

Current through Register Vol. 35, No. 23, December 10, 2024

Section 20.5.110.1003 - OPERATION, REPAIR, AND MAINTENANCE OF VAULTS

A. Owners and operators shall operate, maintain and repair the walls and floor of a vault in accordance with the current edition of an industry standard or code of practice developed by a nationally recognized association or independent testing laboratory approved in advance by the department. Owners and operators shall use one or more of the following to comply with the requirements of this section:

(1)Society of Protective Coating and National Association of Corrosion Experts SSPC-TU2/NACE 6G197, "Design, Installation and Maintenance of Coating Systems for Concrete Used in Secondary Containment";

(2)American Concrete Institute 224R, "Control of Cracking in Concrete Structures"; or

(3)American Concrete Institute, "Concrete Repair Manual".

B. Owners and operators shall visually inspect the interior of any vault from the outside monthly, and annually shall enter and inspect the interior of the vault. Owners and operators shall draw off any liquid that has accumulated in a vault within one week of any accumulation of liquid if the liquid is in contact with the tank or piping (but need not draw off liquid only in contact with a tank's saddles, skid or other support), and shall remove any other debris that has accumulated inside the vault and which is in contact with the tank, piping or saddle, skid or other support. Owners and operators shall properly treat and dispose of any accumulated liquid with a visible sheen and the disposal shall be in accordance with all federal, state, and local statutes, ordinances, and regulations. If a sump is located in the vault, owners and operators shall keep the liquid trap free of water and debris. Owners and operators shall not install any valves in any sump in a vault.

C. Owners and operators shall not store inside a vault any material which is chemically reactive with the regulated substance stored in the AST system, or with the AST itself.

D. Owners and operators shall ensure that a vault is well vented before any fuel transfer begins, and shall keep open all vents during the transfer.

E. For vaults with roofs, owners and operators shall properly maintain and repair the roof of a vault in accordance with the current edition of an industry standard or code of practice developed by a nationally recognized association or independent testing laboratory approved in advance by the department.

N.M. Admin. Code § 20.5.110.1003

Adopted by New Mexico Register, Volume XXIX, Issue 14, July 24, 2018, eff. 7/24/2018