PC-95-20 - Laserfiche WebLink

.. Resolution No. PC-95-20 Page 11 the parking lot are pressure washed, debris must be trapped and collected to prevent entry into the storm drain system. No cleaning agent may be discharged to the storm drain. If any cleaning agent or degreaser is used, wash water shall be collected and discharged to the sanitary sewer, subject to the approval of DSRSD. c. All on-site storm drains shall be cleaned at least twice a year, once immediately prior to the rainy season (October 15) and once in January. d. Construction site clean-up and control of construction debris shall be addressed in the plan. Measures to be followed include gathering construction debris and placing it in a dumpster or container on a regular basis, creating a contained and covered area on the site for the storage of materials such as cement and paint which have the potential for being discharged into the storm drain system by wind or spillage, and ensuring that cement trucks, painters, or stucco/ plaster finishing contractors do not discharge wash water from equipment, tools or rinse containers into street gutters or drains. street storm drain inlets shall be protected from contaminated run-off during construction as required by the City Engineer. e. On-site storm drainage inlets shall be stenciled with wording to indicate that no dumping of pollutants is allowed ("No Dumping -- Drains to Bay.") f. Trash enclosure areas shall be completely covered. An area drain shall be installed in the enclosure which connects to the sanitary sewer. A structural control such as an oil/water separator or sand filter shall be provided. No other area shall drain into the trash enclosure; a berm shall be installed to prevent such drainage if found necessary by the City Engineer /Director of Building Inspection. g. The applicant shall install structural control, such as an oil/water separator, in the parking lot to intercept and pretreat storm water prior to reaching the storm drain. The design, locations, and schedule for maintaining the separators shall be submitted to the city Engineer/Director of Building Inspection for review and approval prior to issuance of building permits. The structural control shall be cleaned at least twice a year: once immediately prior to October l5 and once in January; additional cleaning shall be performed if necessary to keep the separator functioning properly.