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hours. (k) The tank system assessment shall include all of the following information: (1) tank configuration (i.e., horizontal, vertical), material of construction, and gross capacity (in gallons); (2) design standard(s), if available, according to which the tank and ancillary equipment were or will be constructed and all of the following information; (A) material of construction; (B) material thickness and the method used to determine the thickness; (C) description of tank system piping (material, diameter); (D) description of any internal and external pumps; and (E) sketch or drawing of tank including dimensions. (3) documented age of the tank system (if tank was previously used), if available, (otherwise, an estimate of the age); (4) description and evaluation of any leak detection equipment; (5) description and evaluation of any corrosion protection equipment, devices, or material; (6) description and evaluation of any spill prevention or overfill equipment; (7) description and evaluation of secondary containment for the tank system (secondary containment must meet minimum standards as specified in subsections 0)(1) through 0)(3) of this section) including applicable secondary containment for ancillary equipment as required in subsection 66265.193(f); (8) hazardous characteristics of the waste(s) that have been or will be handled; (9) prior to placing a new tank system or component in use, an independent, qualified installation inspector or an independent, qualified, professional engineer, registered in California, either of whom is trained and experienced in the proper installation of tank systems, shall inspect the system or component for the presence of any of the following items and document in writing the results of the inspection:1 (A) weld cracks or breaks; (B) scrapes of protective coatings; (C) corrosion; (D) any structural damage or inadequate construction or installation such as cracks, punctures, damaged fittings. All discrepancies shall be documented in the assessment and remedied before the tank system is placed in use. (10) all new tanks and ancillary equipment shall be tested for tightness prior to being placed in use. The results of the test(s) shall be documented in this assessment. Tank system integrity or leak test requirements must be in compliance with all local requirements. Prior to conducting a tank system integrity test or leak test, contact local agency staff for local requirements. (11) estimated remaining service life of the tank system based on findings of subsections (k)(1) through (k)(10). (n The assessment specified in subsection (k) of this section is not required for the replacement of the following identical or functionally equivalent tank system parts or components: (1) pumps (same type and capacity); (2) plumbing or piping components such as unions, elbows, tees and gaskets; (3) valves and check valves; (4) piping and valve hangers and supports; (m) Replacement of identical or functionally equivalent tank system parts or components not listed in subsection (1) of this section shall be approved by the CUPA prior to replacement or changeout. If the tank system part or component is determined to be identical or functionally equivalent by the CUPA, the assessment specified in subsection (k) of this section is not required. The owner or operator shall provide the CUPA, or the Department if there is no CUPA or the CUPA requests that the Department make a determination, with the following information in writing so that a determination can be made: (1) name, address, and EPA identification number of the facility; (2) date of planned replacement; (3) description part or component to be replaced; (4) description of the tank system and type of waste(s) handled; (5) description of how the part or component is identical or functionally equivalent to the part or component to be replaced.