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Brown Sand,Inc. <br /> Spill Prevention, Control, and Countermeasures Plan Page: 18 <br /> June 3, 2020 <br /> 3.5.4 Off-Road Diesel Tank#1 (Map Location #5) <br /> This area contains one (1) 5,000-gallon single walled aboveground storage tank <br /> containing diesel fuel that is located within a steel secondary containment structure. <br /> The following table summarizes the possible modes of failure, maximum <br /> quantities, rates of flow, and direction of flow for a spill in this area. Facility spill <br /> response procedures are closely followed as outlined in the Spill/Discharge <br /> Response Plan, Section 4.0. <br /> Mode of Failure Maximum Rate of Flow Direction of Flow <br /> Quantity <br /> Storage Tank Leak or 5,000 gallons Gradual to Contained within steel secondary <br /> Failure Based on the largest instantaneous containment capable of containing <br /> tank size 5,684 gallons. <br /> Not greater than A spill resulting from a tank <br /> 150 GPM,based on overfilling would be contained <br /> Tank Overflow < 150 gallons pump rate and within steel secondary containment <br /> response time of 1 structure capable of containing 5,684 <br /> minute gallons. <br /> A spill resulting from the tank <br /> Not greater than truck's connections would flow in a <br /> 150 GPM based on southwesterly direction where it <br /> Tank Truck Unloading < 150 gallons pump rate and would collect in the truck parking <br /> response time of 1 area and remain onsite(Figure 6), <br /> minute procedures would be followed as <br /> outlined in Section 4.0 of this plan. <br /> Not greater than 15 A spill would flow in a southwesterly <br /> GPM,based on direction where it would collect in <br /> Fuel Dispensing < 15 gallons pump rate and the truck parking area and remain <br /> response time of 1 onsite(Figure 6),procedures would <br /> minute be followed as outlined in Section <br /> 4.0 of this plan. <br /> 3.S.5 Off-Road Diesel Tank#2 (Map Location #6) <br /> This area contains one (1) 6,000-gallon double walled aboveground storage tank <br /> containing diesel fuel. The following table summarizes the possible modes of <br /> failure, maximum quantities, rates of flow, and direction of flow for a spill in this <br />