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HomeMy WebLinkAbout5683-8Data Reference Evapotranspiration (Eto) Amounts: Jan Feb Mar Apr Mav June July Aua SeDt Oct Nov Dec Total Yearly Eto: 55.60 inches P.O.C. 'D' WATER USE CALCULATIONS & SCHEDULING Irrigation System Information: Station 'Plant Factol Irr Tvoe ` sa ft area Dot ° Efficiencv' GPM ' Run Days` Cvcle/Dav' Hvdrozone� Notes A15 0.5 Drip - 18" 742 0.43 90% 3.71 5 2 Moderate Potable A16 0.2 Drip - 18" 2,216 0.43 90% 11.10 5 2 Low Potable A17 0.5 Bubbler 11 1.00 90% 5.50 5 2 Moderate Potable A18 0.2 Drip - 18" 1,438 0.43 90% 7.20 5 2 Low Potable A19 0.5 Drip - 18" 2,401 0.43 90% 12.00 5 2 Moderate Potable A20 0.5 Bubbler 12 1.00 90% 6.00 5 2 Moderate Potable Establishment Irrigation Schedule Station Run Days per week Cycles (Start times) Jan Feb Mar Apr Minutes per Cycle May June July Aug Sept Oct Nov Dec A15 5 2 5 6 9 11 13 16 18 17 14 10 6 5 A16 5 2 2 3 4 4 5 6 7 7 5 4 2 2 A17 5 2 2 3 4 5 6 7 8 7 6 4 3 2 A18 5 2 2 3 4 4 5 6 7 7 5 4 2 2 A19 5 2 5 6 9 11 13 16 18 17 14 10 6 5 A20 5 2 2 3 4 5 6 7 8 7 6 4 3 2 Established Irrigation Schedule Station Run Days per week Cycles (Start times) Jan Feb Mar Apr Minutes per Cycle May June July Aug Sept Oct Nov Dec A15 5 2 4 5 7 9 11 13 15 14 11 8 5 4 A16 5 2 2 2 3 4 4 5 6 6 5 3 2 2 A17 5 2 2 2 3 4 5 6 7 6 5 4 2 2 A18 5 2 2 2 3 4 4 5 6 6 5 3 2 2 A19 5 2 4 5 7 9 11 13 15 14 11 8 5 4 A20 5 2 2 2 3 4 5 6 7 6 5 4 2 2 NOTE: FOR THE ESTABLISHMENT PERIOD, THE CONTRACTOR IS TO SELECT THE APPROPRIATE 90 DAY PERIOD (I.E. MAY,JUNE,JULY) FROM THE ANNUAL SCHEDULE PROVIDED RUN TIMES COMPLY WITH RECLAIMED WATERING WINDOW REQUIREMENTS PRESSURE LOSS CALCULATIONS Reference Evapotranspiration (ET") VALVE # 'A19' GPM 12.0 GPM WATER METER'A' (1 1/2") 0.4 BALL VALVES (2") 1.5 BACKFLOW PREVENTER (2") 12.0 FLOW METER 1.2 MASTER VALVE (2") 1.6 VALVE 2.9 MAINLINE (850'@ 2") 0.6 LATERAL LINE (5.0 MAX.) ELEVATION CHANGE (UP GRADE 21.1') 9.1 FITTING LOSS (10%) 3.4 TOTAL PRESSURE LOSS 37.7 MINIMUM OPERATING PRESSURE 30 DESIGN PRESSURE REQUIRED 67.7 AVAILABLE PRESSURE (P.O.C.) 114.0 SET PRESSURE REGULATOR @: 75.0 RESIDUAL PRESSURE REMAINING +7.3 IRRIGATION DESIGN CRITERIA -'A' (POTABLE WATER) Name of Water Supplier: West Valley Water District 1-4-2017 Pressure Given By: Angela @ Engineering (909) 875-1322 AVAILABLE WATER PRESSURE - 114 PSI ZONE 7 HIGHEST ELEVATION ON THIS SYSTEM 71.0 104.9 PSI LOWEST ELEVATION ON THIS SYSTEM 52.6 112.8 PSI WATER METER ELEVATION = 49.9 114.0 PSI Contractor shall verify the static water pressure with supplier prior to installation. If different from PSI noted above, Contractor to notify Owner for instructions. Failure to do so will result in contractor being responsible for changes that might occur. California Water Efficient Landscape Worksheet Reference Evapotranspiration (ET") 1 55.6 Project Type I Non -Residential 1 0.45 Hydrozone # /Planting Descriptions Plant Factor (PF) Irrigation I Method Irrigation Efficiency (IE)` I ETAF (PRIE) Landscape I Area (Sq. Ft.) I ETAF x lArea Estimated Total Water Use (ETVVU)d Regular Landscape Areas Drip - Mod (Potable) 0.5 Drip 0.81 0.62 3143 1940 66880 Drip - Low (Potable) 0.2 Drip 0.81 0.25 3654 902 31 101 Bubbler- Mod (Potable) 0.2 Overhead 0.75 0.27 23 6 211 Q i-+ 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0- 0.75 0.00 0 0 0.75 0.00 0 0 0.75 0.00 0 0 Totals 6820 2848 98193 Special Landscape Areas 1 0 0 1 0 0 1 0 0 1 0 0 Aw"Totals 0 0 0 ETWU Total 98193 Maximum Allowed Water Allowance (MAWA)e 105795 ETAF Calculations Reaular Landscape Areas Total ETAF x Area 2848 Total Area 6820 Average ETAF 0.42 All Landscape Areas Total ETAF x Area 8 Total Area %k E6820 Average ETAF 0.42 Average ETAF for Regular Landscape Areas must be 0.55 or below for residential areas, and 0.45 or below for non-residential areas. NOTE: - TOTAL AREA ABOVE IS AN ADJUSTED TOTAL FOR IRRIGATION CALCULATION PURPOSES ONLY - ACTUAL TOTAL LANDSCAPE AREA IS 6,797 SQ. FT. I LANDSCAPE PLANS DRAWN IM at least 2 days before you dig Know what's below. CHECKED BYi Call before you dig. CITRUS AVENUE MEDIAN (STA. 115+00 TO 123+00) IRRIGATION rp1A AS SHOWN S I T E S® A P I@ Landscape Architecture and Planning 3190 62 Airport Loop Drive Costa Mesa, CA 92626 Richard Polhumue, License CA -#2782 (949) 644-9370 (714) 210-3140 FAX � � O ®� + V aw��0C� @�kAU-.!�z W Cn Ul-1L-1 .., W U Cly vo t Q�2*e�',, ANDSCgpF y/* PLAN CHK. DATE 3/13/17 JOB # 16-026 L 7 OF 10 F7 W I F--�I Z LU Z® U Ln ® "O V � � Z_ 3 H Q i-+ U U vo t Q�2*e�',, ANDSCgpF y/* PLAN CHK. DATE 3/13/17 JOB # 16-026 L 7 OF 10