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<br />www.teaminc.com <br /> <br />STI SP001 Tank Inspection <br />Report <br />Community Fuels <br />Tank no. T-611 <br />March 30th 2019 Stockton, CA <br />Page 15 of 26 <br />5.5 HEADS & ROOF <br /> <br /> <br />Item Description Condition Comment <br />FR-1 Describe condition of fixed roof / end plates and <br />fixed roof / end plate coating. Not Applicable Limited VT; External Tank Roof is <br />insulated <br />FR-2 <br />Conduct Visual (VT) inspection for corrosion, low <br />areas or visual signs of plate thinning. Locate on <br />layout. <br />Code D No areas of corrosion noted. <br />FR-3 Conduct Visual (VT) inspection of roof nozzles and <br />appurtenances. Locate on layout. Code D Roof nozzles are in acceptable condition <br />FR-4 <br />Conduct Visual (VT) inspection of roof insulation. <br />Inspect for damage. Inspect for corrosion <br />beneath damaged insulation <br />Code A Roof Insulation is acceptable at this time <br />FR-5 <br />Does the tank have adequate venting? Reference <br />applicable manufacturer’s venting charts for <br />adequate sizing information <br />Not Applicable Tank Venting device to be installed per <br />client <br />FR-6 <br />Check condition of vents, missing or clogged <br />screens, pallets and gaskets. Condition of vent <br />and/or gauge hatch, etc. <br />Not Applicable Tank Venting device to be installed per <br />client <br />FR-7 <br />Perform Ultrasonic (UT) testing of the roof / end <br />plates and compare to original nominal thickness. <br />Reference SP001, Section 10 for Suitability for <br />Continued Service. <br />Code D Base line UT measurements were taken <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br /> <br />CONDITION CODE DEFINITIONS <br />Code A: Unsafe condition, repairs critical to tank integrity (e.g. bottom / shell repairs) - Out of compliance with current STI / SP001 standards. <br />Positive action must be taken prior to continued service. <br />Code B: Recommendation involving inspection findings that do not have immediate safety or environmental implications, but through continued <br />deterioration could eventually become a Code A condition. Recommendations also address out-of-compliance with current STI / SP001 standards <br />with no damage or failure noted. Further Engineering evaluation required. Assessed and documented prior to continued service. <br />Code C: No action required non-critical pertinent findings / suggestions. Monitor for continued deterioration. <br />Code D: Acceptable - In compliance w/ STI / SP001 Standards - No action required <br />