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<br />Page 24 <br /> <br />b. Minimum number of fire hydrants (subject to approval by Livermore-Pleasanton Fire <br />Department (LPFD) Fire Marshal: <br />i. 1 hydrant within 250 feet of any existing or proposed structure <br />ii. 2 hydrants within 500 feet of any commercial, multi-family residential, <br />industrial, or school building <br />c. Minimum pipe size: 8-inch diameter <br />d. Minimum depth of cover over pipe: 42 inches <br />e. Blowoff requirements: <br />i. At all dead ends whether temporary or permanent <br />ii. At all low points in the line <br />f. Maximum flow velocity: 10 feet per second (fps) <br />g. Minimum fire flows in gallons per minute (gpm): <br />i. 1,500 gpm for 2 hours (rural residential) <br />ii. 2,000 to 2,500 gpm for 2 hours (single family residential) <br />iii. 2,500 gpm for 2 hours (multi-family residential) <br />iv. 2,500 gpm for 2 hours (social/recreation) <br />h. Minimum pressures: <br />i. 40 psi (peak hour demand) <br />ii. 20 psi (maximum day demand plus fire flows) <br />i. Dwelling unit equivalent flows: <br />i. 160 gallons per day (single family residential) <br />ii. 130 gallons per day (multi-family residential) <br />(Address this condition prior to plan approval) <br />101. POTABLE WATER SERVICE: The City purchases water wholesale from Zone 7 Water <br />Agency. Fees are due to both the City of Pleasanton and Zone 7 for new connections to the <br />pipe network. Said fee amounts appear in the City’s Adopted Master Fee Schedule. For more <br />information about water usage in Pleasanton, refer to Pleasanton Municipal Code Title 14. <br />(Address this condition prior to building permit issuance) <br /> <br />102. IRRIGATION BACKFLOW PREVENTION ASSEMBLY: Irrigation Backflow preventer <br />assembly shall be designed and installed in accordance with current City Standard Drawings <br />706; State Health and Safety Code (Title 17); and as required by the Public Works <br />Department. Backflow Preventers (BFP) shall be selected from the latest “List of Approved <br />Backflow Prevention Assemblies” available from the Foundation for Cross-Connection Control <br />and Hydraulic Research at the University of Southern California. All backflow preventer <br />assemblies shall be tested and certified by a City approved tester with the certification <br />submitted to the City. Testing will be performed at the time City water is turned on to the site. <br />An all-weather cover shall be placed over all backflow prevention assemblies 4 inches and <br />smaller. (Address this condition prior to plan approval) <br /> <br />103. UTILITY ENCLOSURES: Proposed utility enclosures including vaults, meter boxes, splice <br />boxes, and pedestals shall be installed in the public right-of-way, in a public service easement <br />(PSE), or in a utility company specific easement. The locations for utility enclosures shall be <br />considered in the following order of preference: (1) PSE area behind public sidewalk; (2) <br />parkstrip area between the roadway curb & gutter and the sidewalk; (3) within the public <br />sidewalk set flush to grade; (4) within driveway approach areas set flush to the surface with