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In-Service AST Inspection Report <br /> Formal External Inspection of 8,550-Gallon Tank(AST-2) <br /> Valley Pacific Petroleum Services,Inc. <br /> Page 2 <br /> k. Release prevention barriers <br /> 1. Spill control systems <br /> 2. Inspect the tank based on its construction,per the following: <br /> a. Single-wall, multi-compartment tank of a horizontal cylindrical design, not in contact with <br /> the ground. <br /> 3. Conduct ultrasonic testing (from the exterior) to determine the shell thickness as described in the <br /> STI Standard. <br /> 3.0 INSPECTION FINDINGS FOR TANK: AST-2 <br /> 3.1 GENERAL SITE AND TANK DESCRIPTION <br /> The Facility supports commercial distribution of oil products with multiple ASTs used in the operation. <br /> AST-2 is located southeast of the maintenance shop and truck wash bay. The 8,550-gallon tank was <br /> identified as a shop-fabricated,welded, single wall steel construction, double compartment AST. The tank <br /> is an elevated horizontal, cylindrical design tank with a diameter of 72 inches (8 feet) and an overall <br /> length of 288 inches (24 feet). AST-2 has secondary containment shared with multiple ASTs. The <br /> nameplate on the tank was present and readable and the age of the Tank was established based on the <br /> nameplate. <br /> The tank's description is provided in Table 1, below. Also see Figure I in At <br /> <br /> <br /> Tank ID/Location Size Gallons Tank Construction Material ManwaAccess say Product Stored <br /> Manufactured by NJ 4,500-Gallons <br /> McCutchen,Inc. Single-Wall Steel within Motor Oil <br /> UL Listed SN# 184127 8,550 Concrete Containment Dike Yes 4,050-Gallons <br /> *TANK No: AST-2/Outdoors I Hydraulic Oil <br /> *Tank identification from the Spill Prevention,Control,and Countermeasures(SPCC)Plan. <br /> The following details were observed as part of the overall tank inspection. The tank inspection summary <br /> is provided following the STI Formal External Inspection (FEI) criteria, and additional inspection items. <br /> The FEI items for AST-2 are described as follows: <br /> 3.2 FORMAL EXTERNAL INSPECTION <br /> 1. General <br /> 1.1. A Formal External Inspection(FEI)was performed by an STI Certified Inspector. <br /> 1.2. AST-2 is an elevated single-wall steel, multi-compartment, horizontal, cylindrical design <br /> tank. It is 72 inches (8 feet) in outside diameter, 288 inches (24 feet) long with a nominal <br /> capacity of 8,550 gallons. AST-2 is equipped with two 27-inch manways located on the <br /> tank's topside which serve as approved ERVs. Tank compartments are currently used to <br /> store motor oil and hydraulic oil. Oils are pumped to dispensers located on the northeast <br /> side of the adjacent warehouse. A fill pipe with a fill connection located inside of the <br /> containment area is used to fill the tank. <br /> 1.3. Previous periodic inspection reports were not provided. <br /> 1.4. The age of the tank,December 1989,was established using a UL/manufacturer nameplate <br /> observed on the tank. <br /> �(= CONDOR <br />