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3515 Navy Dr, Stockton, CA 95203 <br /> Summary of API inspection reports: <br /> 1. AG-8: Inspection report dated March 2, 2015- IN-SERVICE INSPECTION REPORT <br /> a. Vent size issue-was this resolved? <br /> b. Next inspection no later than March 2020- provide the more current inspection report <br /> 2. ST-12: Inspection report dated April 14-15, 2010-OUT-OF-SERVICE INSPECTION REPORT <br /> a. Due to API 653 para. 9.10.1.6 the amount and size of pitting in the critical zone of plates <br /> 3 & 5 will require them to be replaced. Plates 2, 4& 6 will need at least parcel plate <br /> replacement due to the amount and location of pitting in the critical zone and the heavy <br /> scattered pitting on these plates.The .080 pits in plate land all of the pits in plate 7 will <br /> need to be repaired for the floor to make a 5year run. <br /> b. Note all of the pits in plate 1 will need to be repaired to make a 10 or 20 year run. <br /> c. All of the pits in plate 4 not removed by the parcel plate replacement will need to be <br /> repaired for a 5 year run. <br /> d. All pitted lap welds and the corner weld will need to be ground down to sound metal <br /> and re-welded. See drawing for locations. <br /> e. Replace with new the angle iron for the guide wire hold downs and the center column <br /> restraining clips and the support for the water draw piping due to their thinning from <br /> corrosion. <br /> f. Service and calibrate vacuum vent breaker to prevent damage to the tank from over <br /> pressuring or too much vacuum. <br /> g. Prep and recoat the external fixed cone roof surfaces.The paint is failing and has areas <br /> that have flaked off and has exposed the carbon steel roof. <br /> 3. ST-13: Inspection report dated May 8,2002, recommendations-OUT-OF-SERVICE INSPECTION <br /> REPORT <br /> a. Drill and tap repad on Manway and air test per section E <br /> b. Replace the existing fixed roof manway cover with a new 4 inch welded nzzle (3 feet in <br /> length) and install a new lock down Varec style gauge hatch with a seal.The new <br /> manway cover shall be equipped with a new 304s/s cover bolts, "loose bolted"to allow <br /> for emergency venting per section H. <br /> c. Replace the 4-inch gate valve on the fill/suction line per section E. <br /> 4. ST-14: Inspection report dated June 30, 2010 to July 2, 2010-OUT-OF-SERVICE INSPECTION <br /> REPORT <br /> a. The MFL floor scan reviled two soil side pits one on plate 12 that will need a 24" x 24" <br /> lap patch installed to make a 5,10& 20 year run and one on plate 10 that will need a 12" <br /> x 12" lap patch installed to make a 10 or 20 year run.There are 11 plates with product <br /> side heavily clustered pitting ranging from .040" to .100"that will have to be repaired <br /> see drawing and MFL data sheet for locations. <br /> 5. ST-16: Inspection report dated MAY 16, 2011(OUT-OF-SERVICE INSPECTION REPORT) <br /> a. Tank bottom repairs (page 6 of 61) "Patch plates should be fabricated and installed by <br /> lap welding.The areas to be repaired should be ground smooth and minimum 12-inch x <br /> 0.250-inch carbon steel patch plates should be installed over each area using approved <br />