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APPENDIX B - CALCULATIONS <br />(FOR WATER SUPPLIED BY PUBLIC WATER SYSTEM OR WATER SERVICE <br />COMPANY) <br />Individual Net <br />Loss Total <br />A. Water Pressure in Street <br />(Static Gauge Pressure) <br />B. Arbitrarily Select Pipe <br />Size (rain. pipe size 3/4") <br />C. Deduct Meter Loss <br />(size) <br />D. Deduct loss for Elevation <br />(ft. x .434) <br />E. Deduct Loss from Street to Sprinkler System Control Valve* <br />Pipe - ft. <br />Valves - ft. <br />Elbows - ft. <br />Tee - ft. <br />TOTAL = ft. x <br />F. Deduct Loss for Piping - Control Valve to Farthest Sprinkler <br />"size, ft. x.= <br />"size, ft. x.= <br />G. Deduct Check Valve(s) and Fitting Losses, Sprinkler System Control Valve to Farthest <br />Sprinklers* <br />One Size <br /> Equivalent Feet Quantity Description <br /> 90 degree elbow <br /> 45 degree elbow <br /> Tee <br /> Check Valve <br /> 28 <br /> <br /> <br />