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SWRCB.January 2002 Page 4 of 7 <br /> Site: Estes Trucking <br /> 7611 S. Airport Way <br /> Stockton,CA 95205 <br /> Date: May 7,2007 <br /> 6. PIPING SUMP TESTING <br /> Test Method Developed By: [ ] Sump Manufacturer [X] Industry Standard [ ]Professional <br /> Engineer <br /> [ ]Other(Specify) <br /> I <br /> r'rest Method Used: [ ] Pressure [ ] Vacuum [X] Hydrostatic <br /> 1 <br /> _1 Other(Spec(_ _ <br /> Test Equipment Used: CALDWELL LEVEL GAUGE Equipment Resolution: 0.0025 <br /> Sump ttl — <br /> Sump Diameter 48 Inch <br /> Sump Depth 36 Inch <br /> Sump Material: 30In lass <br /> Heigh[from Tank Top to Top of 30 Inch <br /> Highest Piping Penetration: <br /> 'Height from Tank Top to Lowest 20 Inch —-- <br /> Electrical Penetration: <br /> Condition of sump prior to testing: Dry <br /> Portion of Sump Tested) 31 Inch <br /> Does turbine shut down when sump [ ]YES I I NO [ ]YES [ I NO ( I YES r I NO I ]YES[ ]NO <br /> sensor detects liquid(both product& [X]NA [ ] NA [ INA [ JNA <br /> water)? <br /> Turbine shutdown response time: <br /> 1s system programmed for fail-safe I ]YES [ I NO [I YES[ ]NO ' [J YES I J NO I ]YES[ ]NO <br /> shutdown? [X)NA I 1 NA [ INA [ INA <br /> 1 Was fail-safe verified to be [ ]YES[ ]NO [ ]YES[ ]NO [I YES[ ]NO [ J YES[ J NO <br /> ope.ational? [XI NA [ INA I JNA [ ]NA <br /> Wait time between applying <br /> pressureNacuum/waier and starting 5 Minutes <br /> Test. <br /> Test StanTimc: 8:45 A.M _ <br /> Initial Readin Ri): 31 Inch <br /> Tesal Rt End Time: _ 9:45 A.M. <br /> Fineadin (Rt}. 31 Inch <br /> Test Duration: 9:15 A.M. <br /> Chane in Reading(Rf-R1) I/2 Honr <br /> Pass/Fail Threshold or Criteria: -0- <br /> Test Result: [XI PASS [ ] FAIL I ] PASS [ ]FAIL [ I PASS [ I FAIL [ ]PASS[ ]PASS[ I NO <br /> Was sensor removed for testing? IX]YES I ]NO I I YES I I NO t )YES [ ]NO [ ]YES [ I NO <br /> _ NA [ ]NA NA NA <br /> Was sensor properly replaced and [XI YES [ ]NO [ J YES [ ]NO [ ]YES I ]NO [ I YES[ I NO <br /> verified functional after testing? I 1 N/A [ I N/A ! I I N/A [ INA <br /> Comments—(include information on repairs made prior to testing,and recommended follow-up for failed tests) <br /> I If the entire depth of the sump is not tested,specify how much was tested. If the answer to my of the questions indicated with an asterisk(')is "NO"or <br /> "N.A",the entire sump must be tested. (SWRCR IOG-160) <br />