6807 EVERGREEN WAY 2016-01-01 MF Import

EXCEPTIONS l. At existing gas stations where it is not possible to have the designated area discharge to a sanitary sewer; the station can, whenever extensive vehicle washin¢ is occurring (such as washing cars to raise charity funds), place a temporary plug in the storm drain and pump the accumulated water to the nearest sanicary sewer, with pertnission from the City's (ndustrial Pretreatment Program. 2. Dealerships of new or used automobiles or trucks may �vash the vehicles in the parking stalls as long as only /otiv pressure water is used. The dealership can also use the temporary plug system outlined above fur gas stations. 3. Truck washes at industrial sites which are used to prevent the tracking of dirt, sediment and floatable materials (such as wood) onto public stree[s can discharge to the stortn drain. However, the wash water shall pnss thro�igh a catchbasin and oil/water separator. Soaps and other cleaners shall not be used if the wash water is discharged to the storm drain. 4-2.2.4 BMP S1.30 LOADING AND UNLOADING LIQUID MATERIALS The BRiPs in this section apply �or I�ading or unloading of liquids in containers or for direct liquid transfer. Consistent with Unifortn Fire Code requirements (R.2 in Section 4-3) and to the extent possible, unloading or losding of liquids should occur in the manufacturing buildine so that any spills that are not completely retained can be dis�harged to the sanitary sewer, process treatment, or a dead-end sump r,onsistent with the Industrial Pretreatment Program and pecmit requirements. Practices are described below for areas where loading is done outside and loss to storm drains could occur. CONTANED LIQUIDS AT LOADING AND UNLOADING DOCKS 1. Loading/unloading docks shall have overhangs or door shirts that enclose the trailer end. 2. The Ioadinglunloading area shail be designed to prevent run-on of stormwater. 3. The owner shall retain on site the necessary materials for rapid cleanup of spills (see BMP S l.80). RAIL TRANSFER TO ABOVEBELOW-GROUND STORAGE TANKS l. To min;mize the risk of accidental spillage, the owner shall have a written "operations plan" that describes procedures for loading and/or unloading. Employees shall be trained in its execution and it shall be posted or otherwise made easily available to employees. 2. The owner shall have an Emergency Spill Cleanup Plan (BMP S 1.80). 3. Drip pans shall be placed at locations where spillage may occur such as hose connections, hose reels, and filler nozzles. ll,-ip pans shall alwavs be used when making and breaking connections. 4. A drip pan system shall be installed within the rails to collect spillage from tank cars. 5. An employee trained in spill containment and cleanup shall be present during loading/unloading. TANKER TRUCK TO ABOVEIBELOW-GROUND STORAGE TANKS I. To reduce the risk of spills, the owner shall have a written "opera[ions plan" describing procedures for loading and/or unloading. Employees shall be trained in it execution. 2. The operations plan shall include an emergency spill cleanup plan (BMP S1.80). Cleanup materials shall be readily available and employees witl be vained in their use. 4-2-b