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r � §112.8 40 CFR Ch. 1 (7-1-05 Edition) discussion of conformance with the ap- cated outside containment walls or plicable requirements and other effec- where tank truck discharges may occur tive discharge prevention and contain- outside the loading area) to flow into ment procedures listed in this part or ponds, lagoons, or catchment basins de- any applicable more stringent State signed to retain oil or return it to the rules, regulations, and guidelines. facility. You must not locate catchment basins in areas subject to Subpart 13—Requirements for Pe- periodic flooding. troleum Oils and Non-Petro- (4) If facility drainage is not engi- leum Oils, Except Animal Fats neered as in paragraph (b)(3) of this and Oils and Greases, and section, equip the final discharge of all Fish and Marine Mammal Oils; ditches inside the facility with a diver- sion system that would, in the event of and Vegetable Oils (Including an uncontrolled discharge, retain oil in Oils from Seeds, Nuts, Fruits, the facility. and Kernels) (5) Where drainage waters are treated in more than one treatment unit and SOURCE: 67 FR 47146, July 17, 2002, unless such treatment is continuous, and otherwise noted. pump transfer is needed, provide two "lift" pumps and permanently install §112.8 Spill Prevention, Control, and at least one of the pumps. Whatever Countermeasure Plan requirements techniques you use, you must engineer for onshore facilities (excluding facility drainage systems to prevent a production facilities). discharge as described in §112.1(b) in If you are the owner or operator of an case there is an equipment failure or onshore facility (excluding a produc- human error at the facility. tion facility),you must: (c) Bulk storage containers. (1) Not use (a) Meet the general requirements for a container for the storage of oil unless the Plan listed under §112.7, and the its material and construction are com- specific discharge prevention and con- patible with the material stored and tainment procedures listed in this sec- conditions of storage such as pressure tion. and temperature. (b) Facility drainage. (1) Restrain (2) Construct all bulk storage con- drainage from diked storage areas by tainer Installations so that you provide valves to prevent a discharge into the a secondary means of containment for drainage system or facility effluent the entire capacity of the largest single treatment system, except where facil- container and sufficient freeboard to ity systems are designed to control contain precipitation. You must ensure such discharge. You may empty diked that diked areas are sufficiently imper- areas by pumps or ejectors; however, vious to contain discharged oil. Dikes, you must manually activate these containment curbs, and pits are com- pumps or ejectors and must inspect the monly employed for this purpose. You condition of the accumulation before may also use an alternative system starting, to ensure no oil will be dis- consisting of a drainage trench enclo- charged. sure that must be arranged so that any (2) Use valves of manual, open-and- discharge will terminate and be safely closed design, for the drainage of diked confined in a facility catchment basin areas. You may not use flapper-type or holding pond. drain valves to drain diked areas. If (3) Not allow drainage of your facility drainage drains directly uncontaminated rainwater from the into a watercourse and not into an on- diked area into a storm drain or dis- site wastewater treatment plant, you charge of an effluent into an open wa- must inspect and may drain tercourse, lake, or pond, bypassing the uncontaminated retained stormwater, facility treatment system unless you: as provided in paragraphs (c)(3)(ii), (i) Normally keep the bypass valve (iii), and (iv) of this section. sealed closed. (3) Design facility drainage systems (ii) Inspect the retained rainwater to from undiked areas with a potential for ensure that its presence will not cause a discharge (such as where piping is lo- a discharge as described in§112.1(b). 32