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4. TANK ANNULAR TESTING <br /> Test Method Developed By: ❑Tank Manufacturer ✓❑Industry Standard ❑Professional Engineer <br /> ❑Other(Spec) <br /> Test Method Used: ❑Pressure ❑✓ Vacuum ❑Hydrostatic <br /> ❑Other(Specify) <br /> Test Equipment Used:See attached testing procedures Equipment Resolution: inHg <br /> Tank#87 Tank#91 Tank# Tank# <br /> Is Tank Exempt From Testing?' ❑Yes ❑✓ No ❑Yes ❑✓ No ❑Yes ❑No ❑Yes ❑No <br /> Tank Capacity: <br /> Tank Material: Fiberglass Fiberglass <br /> Tank Manufacturer: <br /> Product Stored: 87 91 <br /> Wait time between applying <br /> pressure/vacuum/water and 15 minutes 15 minutes 15 minutes 15 minutes <br /> starting test: <br /> Test Start Time: 8:35am 8:46am <br /> Initial Reading(RI): 10 inHg 10 inHg inHg inHg <br /> Test End Time: 9:35am 9:46am <br /> Final Reading(RF): 10 inHg 10 inHg inHg inHg <br /> Test Duration: 1 hour 1 hour 1 hour 1 hour <br /> Change in Reading(RF-RI): 0 0 <br /> Pass/Fail Threshold or Criteria: 0 0 0 0 <br /> Test Result: ✓❑ Pass ❑Fail ✓❑Pass ❑Fail ❑Pass ❑Fail ❑Pass ❑Fail <br /> Was sensor removed for testing? ❑✓Yes []No [INA ✓❑Yes []No [INA ❑✓Yes❑No ❑NA ❑✓Yes []No [-INA, <br /> Was sensor properly replaced and <br /> verified functional after testing? [DYes ❑No ❑NA ✓❑Yes ❑No []NA ❑✓Yes❑No [:]NA ❑✓Yes []No ❑NA <br /> Comments—(include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> I 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)) <br />