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American Biodiesel m-pi Silo S-3 <br /> Stockton,CA g ^?= Out of Service Inspection <br /> 8.1 Silo UT Survey continued <br /> UT Readings <br /> Location# (in.) <br /> 40 0.240 <br /> 41 0.230 <br /> 42 0.232 <br /> 43 0.231 <br /> 44 0.230 <br /> 45 0.232 <br /> 46 0.243 <br /> 47 0.241 <br /> 48 0.240 <br /> 49 0.251 <br /> 50 0.247 <br /> UT Summary <br /> Minimum 0.230 <br /> Maximum 0.253 <br /> Average 0.242 <br /> 8.2 Silo Nozzle UT <br /> Pipe <br /> Size Top Right Bottom Left Comments <br /> Item Description in in in in in <br /> A Manway 20 0.246 0.249 0.253 0.248 - <br /> B Nozzle 4 0.195 0.202 0.211 0.205 Temperature transmitter <br /> C Nozzle 3 0.208 0.215 N/A 0.208 - <br /> D Nozzle 3 N/A 0.198 N/A N/A - <br /> E Nipple 3 0.147 0.150 0.148 0.146 Free vent <br /> This is a welded flange to <br /> F Nozzle 4 N/A N/A N/A N/A bottom of cone- UT readings <br /> not obtainable <br /> 8.3 Shell Plate UT <br /> The following table details the lowest single point UT readings obtained from the silo UT survey. The included <br /> silo layout drawing details the location of each UT reading. <br /> Course <br /> No. Scan 1 Scan 2 Scan 3 <br /> 3 0.241 0.241 0.235 <br /> 2 0.239 0.240 0.234 <br /> Cone 0.237 0.240 0.243 <br /> Report Date Petroleum&Refractory, Inc. Page 12 of 19 <br /> March 6,2007 TankReporter 13.91 <br />