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(a) Definitions. For the purposes of this section the following words and phrases shall be as defined herein:
(1) “Commercial vehicle washing facility” means a commercial facility where vehicle washing is a primary business activity. Commercial vehicle washing facilities include, but are not limited to, mobile washing rigs.
(2) “Fleet washing facility” means a facility for washing vehicles, at a location where a business maintains six or more vehicles.
(3) “Ground surfaces” means and includes dirt, gravel, or other unpaved surfaces.
(4) “Vehicle” means a mode of transporting people or things. Vehicles include, but are not limited to, automobiles, trucks, recreational vehicles, tractors, airplanes and boats.
(5) “Vehicle fluid” means a liquid used in or drained from a motor vehicle. Vehicle fluids include, but are not limited to, gasoline, diesel fuel, motor oil, brake fluid, radiator fluid, hydraulic fluid, transmission fluid, and coolant.
(6) “Vehicle service facility” means a commercial or industrial facility that conducts one or more of the following operations with respect to vehicles or components of vehicles: vehicle repair, fuel dispensing, vehicle fluid replacement, engine and parts cleaning, body repair, vehicle salvage and wrecking, or vehicle washing.
(b) All vehicle service facilities shall be operated in accordance with the following standards:
(1) No person shall dispose of, nor permit the disposal, directly or indirectly, of vehicle fluids, hazardous materials, or rinse water from parts cleaning operations into storm drains;
(2) All owners and operators of vehicle service facilities shall ensure that any vehicle fluid, hazardous material, or rinse water from parts cleaning operations that comes into contact with any floor, pavement or ground surface is cleaned up immediately from such surface;
(3) No person shall dispose of vehicle fluids or rinse water from parts cleaning operations into the sanitary sewer system except pursuant to an industrial waste discharge permit obtained in accordance with this chapter;
(4) No vehicle service facilities shall contain floor drains, excepting only such floor drains as are connected to wastewater pretreatment systems for which an industrial waste discharge permit has been obtained in accordance with this chapter;
(5) No tanks, containers or sinks used for parts cleaning or rinsing shall be connected to the storm drain system, or to the sanitary sewer system except pursuant to an industrial waste discharge permit obtained in accordance with this chapter;
(6) No person shall perform vehicle fluid removal outside a building, nor on asphalt or ground surfaces, whether inside or outside a building, except in such a manner as to ensure that any spilled fluid will be in an area of secondary containment;
(7) Leaking vehicle fluids shall be contained or drained immediately;
(8) No person shall leave unattended drip parts or other open containers containing vehicle fluid, unless such containers are in use or in an area of secondary containment;
(9) No person shall discharge wastewater from vehicle washing operations or wash racks to the storm drain system or onto the ground. Discharge to the sanitary sewer system may be allowed pursuant to an industrial waste discharge permit obtained in accordance with this chapter. Nothing in this subsection shall be construed to prohibit the proper reuse of wastewater;
(10) No person shall discharge into the storm drains water from vehicle washing operations, except from rinsing of vehicle exterior surfaces, with water only, to remove atmospheric dust that deposited on a vehicle when not in use. This exception does not apply to commercial vehicle washing facilities or fleet washing;
(11) Vehicle service facilities shall be cleaned using only those methods of cleaning that ensure that no materials are discharged to the storm drain system or to the sanitary sewer system, except for wastewater which is discharged to the sanitary sewer system pursuant to an industrial waste discharge permit obtained in accordance with this chapter; provided, however, that a permit shall not be required for facilities that use the following three-step sequence for cleaning floors:
(A) Clean up spills with rags or other absorbent materials;
(B) Sweep floor using dry absorbent material;
(C) Mop floor. Mop water must be discharged to the sanitary sewer via a toilet or sink.
(12) All owners and operators of vehicle service facilities shall ensure that spill prevention and clean-up equipment and absorbent materials are kept in stock at all times and are readily available for use;
(13) No acid-containing batteries shall be stored except within secondary containment;
(14) All owners and operators of vehicle service facilities shall ensure that all employees of such facilities are trained, upon hiring and annually thereafter, regarding best management practices in accordance with guidelines issued and published by the superintendent;
(15) All owners and operators of vehicle service facilities shall post or cause to be posted signs on all storm drain inlets located on the property of the facility with the words “No Dumping - Flows to Bay” or equivalent; and
(16) No person shall discharge to the sanitary sewer system solid materials from wet sanding. Vehicle service facilities using wet sanding processes shall have one or more containers to accumulate wet sanding wastewater and mop water from wet sanding areas. A minimum of forty-eight hours shall be provided for the settling of solid materials from the water prior to the water's discharge to the sanitary sewer system. An alternative solids removal method may be utilized provided that the method has been demonstrated to be equally effective, and approved by the superintendent. Settled solid materials shall be managed in accordance with all state, federal and local requirements.
(c) The maximum allowable limit for zinc for vehicle service facility discharge shall be 4.0 mg/liter. The maximum allowable limit for copper for vehicle service facility discharge shall be 2.0 mg/liter.
(d) All records required to be kept pursuant to this subsection shall be maintained and made available for inspection as described in Section 16.09.160.
(Ord. 5084 § 2 (part), 2010)