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SWRCB,January 2002 RECEIVED <br /> 4. TANK ANNULAR TESTING <br /> Test Method Developed By: ❑Tank Manufacturer ,.l Industry Standard Professional Engineer <br /> ❑Other(Spec) ENVIRONMEWAI <br /> Test Method Used: ❑Pressure ❑Vacuum ❑Hydrd 11t TP r, ATw=P 0-' <br /> ❑Other(Spec) <br /> Test Equipment Used: Equipment Resolution: <br /> Tank# 1 Tank#2 Tank#3 Tank# <br /> Is Tank Exempt From Testing?' Yes Yes Yes <br /> Tank Capacity: 12K 12K 12K <br /> Tank Material: Fiberglass Fiberglass Fiberglass <br /> Tank Manufacturer: Owens Corning Owens Corning Owens Corning <br /> Product Stored: Regular 87 Plus 89 Super 91 <br /> Wait time between applying *See Comments *See Comments *See Comments <br /> vacuum and starting test: <br /> Test Start Time: <br /> Initial Reading(Ri): <br /> Test End Time: <br /> Final Reading(RF): <br /> Test Duration: <br /> Change in Reading(RF-RI): <br /> Pass/Fail Threshold or Criteria: <br /> Test Result: <br /> Was sensor removed for testing? <br /> Was sensor properly replaced and <br /> verified functional after testing? <br /> Comments—(include information on repairs made prior to testing, and recommended follow-up for failed tests) <br /> Tanks have Brine Filled Annulars,and are exempt from Periodic Testing. <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)) <br />