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0- <br /> Jan 23 06 08: 16p MIW Dotten 200533-2650 <br /> 533-2650 p. 2 <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: 0 Tank Manufacturer Industry Standard [I Professional Engineer <br /> El Other(Specify) <br /> Test Method Used: ❑Pressure vacuum El-Hydrostatic <br /> ❑Other(Specify) <br /> Test Equipment Used: Equipment Resolution: <br /> Tank N I Tank# Tank 4 Tank# <br /> Is Tank Exempt From Testing?' E]Yes Z No El Yes 0 No El Yes E]No 11 Yes 11 No <br /> Tank Capacity: 12000 <br /> Tank Material: DW Steel <br /> Tank Manufacturer- Unknown <br /> Product Stored: Diesel &Gas <br /> Wait time between applying <br /> pressure/vacuum/water and None <br /> starting test: <br /> Test Start Time: 12:30 <br /> Initial Reading(Rt)- 20" we <br /> Test End Time: 13:00 <br /> Final Reading(RF): 20"we <br /> Test Duration: 30 min <br /> Change in Reading(RF-R,): 0.00 <br /> Pass/Fail Threshold or Criteria: <br /> Test Result: Z Pass El Fail Ll Pass [:] Fail [I Pass El Fail 0 Pass El Fail <br /> Was sensor removed for testing? ❑Yes M No[] NA 0 Yes[]NoE]NA [:]YesEl No[:]NA 0 Yes[]NoE]NA <br /> Was sensor properly replaced and E Yes El NoO NA [:]Yes E]NoE]NA El YesEl NoE]NA El Yes 0 No[]NA <br /> verified functional after testing? <br /> Com meats—(include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> The annular space serves all three compriments of this tank <br /> Secondary containment systems where the continuous monitoring automatically monitors both the primary and secondary <br /> containment,such as systems that are hydrostatically monitored or under constant vacuum,are exempt from periodic containment <br /> testing. {California Code of Regulations,Title 23. Section 2637(a)(6)1 <br />