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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(Specify) <br /> Test Method Used: ❑Pressure x Vacuum ❑Hydrostatic <br /> ❑Other(Spec) <br /> Test Equipment Used: Dwyer Manometer Equipment Resolution:+/-2% <br /> Tank# 1 Tank# 2 Tank# Tank# <br /> Is Tank Exempt From Testing?' ❑Yes x No ❑Yes x No ❑Yes ❑No ❑Yes ❑No <br /> Tank Capacity: 10,000 10,000 <br /> Tank Material: Steel Steel <br /> Tank Manufacturer: Unknown Unknown <br /> Product Stored: Diesel Regular <br /> Wait time between applying <br /> pressure/vacuum/water and 30 min 30 min 30 min 30 min <br /> starting test: <br /> Test Start Time: 8:50 9:10 <br /> Initial Reading(RI): 7.47 8.49 <br /> Test End Time: 9:50 10:10 <br /> Final Reading(RF): 7.04 8.32 <br /> Test Duration: I hour 1 hour I hour I hour <br /> Change in Reading(R,R): .43 .17 <br /> Pass/Fail Threshold or Criteria: No less than P' No less than 1" No less than P' No less than 1" <br /> Test Result: x Pass 17 Fail x Pass ❑Fail ❑ Pass ❑Fail ❑ Pass ❑Fail <br /> Was sensor removed for testing? x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA <br /> Was sensor properly replaced and <br /> verified functional after testing? Ix Yes 0 No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA x Yes ❑No ❑NA <br /> Comments— (include information on repairs made prior to testing, and recommendedfollow-up for failed tests) <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 /> fnefinn f!'alifnmio <br /> CMnF Titin 92 Qnrfinn <br />