Reso 2011-193 - Laserfiche WebLink

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L. Applicant shall obtain an encroachment permit from Alameda County for storm line connection prior to issuance of building permit. M. The developer shall install City Standard Tree Grates at all street trees located on the Washington Avenue frontage if they are included in the project, prior to Certificate of Occupancy. Sidewalk along the frontage shall be no less than 6' wide. Sidewalk adjacent to a tree grate shall be no less than 48" wider per -City Standard Detail 438A. N. Applicant shall comply with the regulations and provisions contained in the City's Grading Ordinance, the City's Storm Water Pollution Prevention Permit, and the National Pollutant Discharge Elimination System (NPDES), to the satisfaction of the City Engineer. More information may be found at www.cleanwaterprogram.org. Stormwater from this site needs to be treated before it is discharged to the storm drain. O. Applicant is advised that stormwater quality and treatment as shown on the Vesting Tentative Map submitted October 5, 2011 must meet the most current standards as required by the Alameda County Clean Water Program. The stormwater filtering devices must be the best available technology. Contech Stormfilter is acceptable. Dynamic separators are not best available technology. Please provide calculations showing that this unit can handle the flow for the entire site. P. Applicant will be required to complete a Stormwater Maintenance Agreement with the City prior to issuance of building permits. Q. Runoff from trash enclosures, recycling areas, or similar facilities shall not discharge to the storm drain system. Trash enclosure areas shall be covered and designed to avoid run -on to the trash enclosure area. R. Roof drains shall discharge to an unpaved area wherever practicable. Runoff from all impervious surfaces must be routed through the storm water treatment measures. S. Applicant shall reduce storm water pollution by implementing the following pollution source control measures: 1) All storm drains shall be marked "NO DUMPING, DRAINS TO BAY" 2) All on -site storm drains shall be inspected and cleaned at least twice a year including immediately prior to the rainy season. 3) Sidewalks and parking lots shall be swept regularly to minimize the accumulation of litter and debris. Steam cleaning or low volume pressure washing may be performed only after pre - cleaning using dry methods, spot cleaning and recovery in stained areas and removal of all mobile pollutants. Debris resulting from pressure washing shall be trapped and collected to prevent Recommended Conditions of Approval November 21, 2011 PLN2009- 00006; 2450 Washington Apartments Page 6 of 13