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SWRCB,January 2002 Page of <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: X Tank Manufacturer ❑Industry Standard Professional Engineer <br /> ❑Other(Spec) <br /> Test Method Used: 7 Pressure X Vacuum ❑Hydrostatic <br /> ❑Other(Spec) <br /> Test Equipment Used: Gast Vacuum Pump/Vacuum Gauge in f Ig. Equipment Resolution: /"x-30" Hg. <br /> Tank# 1,2&3 "Tank# Tank# Tank# <br /> Is Tank Exempt From Testing?' No <br /> Tank Capacity: 20K split 11/5/4 <br /> Tank Material: Glass/Steel <br /> Tank Manufacturer: Trusco <br /> Product Stored: 87/91/Diesel "UG 06 2018 <br /> Wait time between applying 10 Minutes <br /> vacuum and starting test: <br /> Test Start Time: 8:45 +MENTAL <br /> Initial Reading(Ri): -10"Hg. <br /> Test End Time: 9:45 <br /> Final Reading(RF): -10"Hg. <br /> Test Duration: 1 Hour <br /> Change in Reading(RF-Ri): 0"Hg. <br /> Pass/Fail Threshold or Criteria: No Loss in Hg. <br /> Test Result: Pass <br /> Was sensor removed for testing? Yes <br /> Was sensor properly replaced and Yes <br /> verified functional after testino? <br /> Comments— (include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> 20K Split Compartment Tank, Ilk 87,5K 91& 4K Diesel. Single Annular! <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 />