HomeMy WebLinkAbout071 - L 600 - Irrigation Water Use CalculationsIRRIGATIONTYPEIRRIGATION WATER USE- BLOCK 2TOTAL AREA /QTYANNUALET RATETOTAL ANNUALH2O52,000 SF29 IN / SF939,484 GALH.E. SODSPRAYIRRIGATION23,500 SF12 IN / SF 175,686 GALH.E. SEEDSPRAYIRRIGATIONH.E. TREEBUBBLER/DRIP126 TREES2,079 GAL /WEEK37,422 GALH.E. SHRUBBUBBLER/DRIP839 SHRUBS6,293 GAL /WEEK113,265 GALH.E. PERENNIALDRIP IRRIG.3,587PERENNIALS7,174 GAL /WEEK129,132 GALTOTAL ANNUAL H2O REQUIRED: 1,394,989 GALTOTAL ACRE FEET PER YEAR: 4.28 ACRE FTIRRIGATION NOTES AND SPECIFICATIONS1.LANDSCAPE CONTRACTOR TO DESIGN AND INSTALL 2 WIRE IRRIGATION SYSTEM WITHCONTINUOUS MAIN LINE LOOP FOR THE ENTIRE DEVELOPMENT, IT IS THE RESPONSIBILITYOF THE LANDSCAPE CONTRACTOR TO COORDINATE INSTALLATION PER LOCAL CODES ANDORDINANCES AS WELL AS WITH ARCHITECTURE AND ALL OTHER TRADES.2.ALL VALVE BOXES TO BE STANDARD SIZE OR LARGER.3.IRRIGATION MAIN LINE TO BE 1.5" OR 2.0" SCH. 40 PVC SOLVENT WELDED PIPE INCONTINUOUS LOOP, LATERAL LINES TO BE 1" SCH 40 SOLVENT WELDED PVC OR 1" HDPEPIPE; DEPENDENT ON PRESSURES AND GALLONS PER MINUTE AT DISCRETION OFLANDSCAPE CONTRACTOR BASED ON PROFESSIONAL EXPERIENCE AND OPINION UPONDESIGN AND INSTALLATION OF THE SYSTEM.4.ALL TREES TO BE IRRIGATED THROUGH DEDICATED BUBBLERS. BUBBLERS TO BE EVENLYDISTRIBUTED AROUND BASE OF TREE WITH FOUR (4) EVENLY SPACED BUBBLERS.5.TREES AND SHRUBS PLACED WITHIN PLANTING BEDS MAY UTILIZE DRIP IRRIGATION. DRIPIRRIGATION TO BE ADJUSTED PER REQUIREMENTS OF EACH INDIVIDUAL PLANT.6.ALL SHRUBS OUTSIDE OF DEDICATED PLANTING BEDS TO HAVE DEDICATED BUBBLERS.BUBBLERS TO BE EVENLY DISTRIBUTED AROUND BASE OF SHRUB WITH TWO (2) EVENLYSPACED BUBBLERS.7.ALL MIXED SHRUB AND PERENNIAL PLANTINGS TO BE IRRIGATED WITH DEDICATED DRIPTUBING. DRIP EMITTERS TO BE ADJUSTED PER REQUIREMENTS OF EACH INDIVIDUAL PLANT.RECOMMENDED EMITTERS PER PLANT TYPE:PERENNIALS- (1) 0.5 GPH EMITTERSHRUBS- (2) 1.0 GPH EMITTERS/0.25-2.0 GPM BUBBLERSTREES- (4) 1.0 GPH EMITTERS/0.25-2.0 GPM BUBBLERS***TREES UTILIZING DRIP IN PLANTING BEDS MAY NEED ADDITIONAL EMITTERSTO MEET WEEKLY WATERING REQUIREMENTS.8.LAWN AND SEED AREAS TO BE IRRIGATED WITH SPRAY OR ROTOR OVERHEAD IRRIGATIONAS INDICATED ON PLAN. ADJUST ALL SPRINKLERS TO PROVIDE PROPER RADIUS, ARC ANDTO MINIMIZE OVER-SPRAY ONTO SIDEWALKS. OVER SPRAY ON BUILDINGS SHALL NOT BEPERMITTED.9.ALL HEADS MUST ACHIEVE HEAD-TO-HEAD COVERAGE FOR SOD AND TURF SEED AREAS.10.SYSTEM SHALL UTILIZE WEATHER / MOISTURE MONITOR, CONTRACTOR TO VERIFY BESTLOCATION IN FIELD.11.BACK FLOW ASSEMBLY AND BLOWOUT ASSEMBLY SHALL BE LOCATED IN APPROVEDEXTERNAL GRADE BOX. IT IS THE RESPONSIBILITY OF THE LANDSCAPE CONTRACTOR TOCOORDINATE INSTALLATION PER LOCAL CODES AND ORDINANCES AS WELL AS WITHARCHITECTURE AND ALL OTHER TRADES.12.POWER SOURCE FOR IRRIGATION CONTROLLER TO BE COORDINATED WITH ELECTRICALENGINEER, ELECTRICAL CONTRACTOR AND LANDSCAPE CONTRACTOR.13.DO NOT INSTALL IRRIGATION SYSTEM WHEN OBVIOUS OBSTRUCTIONS OR GRADECHANGES ARE PRESENT.14.ALL INFORMATION TO BE FIELD-VERIFIED BY CONTRACTOR PRIOR TO INSTALLATION.15.IRRIGATION CONTRACTOR SHALL SUPPLY COMPLETE 'AS-BUILT' IRRIGATION LAYOUT FORSUBMITTAL. IRRIGATION CONTRACTOR SHALL SUPPLY PARTS LIST, OPERATINGINSTRUCTIONS AND WATERING SCHEDULE TO OWNER OR HOA.16.ALL MAIN LINE, LATERAL LINES, AND SPRINKLERS TO BE BURIED TO PROPER DEPTHS, ANYLINE LAYING ON THE SURFACE UPON COMPLETION OF PROJECT WILL NOT BE ACCEPTABLE.-MAIN BURY DEPTH = MIN. 18" BELOW FINISH GRADE-LATERAL LINE BURY DEPTH = MIN.12 " BELOW FINISH GRADE--ALL SPRINKLERS TO BE SET IN GROUND AND FLUSH WITH FINISHED SURFACE, COMPACTFILL AROUND SPRINKLER HEAD TO ENSURE PROPER BURIAL AND NO MOVEMENT IRRIGATION SLEEVING NOTES AND SPECIFICATIONS1.ALL SECTIONS OF MAINLINE CROSSING UNDER CONCRETE, ROADS, OR OTHER LARGEHARDSCAPE SURFACES TO BE IN SCH. 40 PVC SLEEVES.1.1.SLEEVES TO BE DOUBLE THE DIAMETER OF PROPOSED MAINLINE.1.2.LATERAL LINE SLEEVES TO BE SCH. 40 PVC AT LEAST DOUBLE THE DIAMETER OF THELATERAL LINE SIZE PROPOSED.2.ALL INFORMATION SHOWN ON CONCEPTUAL DRAWINGS TO BE VERIFIED BY IRRIGATIONDESIGNER, AND CONTRACTOR. COORDINATION WITH GENERAL CONTRACTOR ISNECESSARY BEFORE CONSTRUCTION BEGINS TO ENSURE PROPER LOCATION OF SLEEVES,ELECTRICAL CONNECTIONS, AND WATER SOURCE CONNECTIONS.UGEUGEUGEUGEUGESSSSWWWWWWWWWWWSDSDSDSDSDSDSDSDSDSDSDSDSDSDUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEUGEWWWWWWWWWWWWWSSSSSSSSSS493049354928492949314932493349344936493749384939W W W W W W W W W W WUGEGASGASGASGASGASGASGASGASGASGASUGESSE
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MEDSPRSPRAMUAMUAMU AMUAMUSPRSPRSPRAMUAMUIrrigation WaterUse CalculationsL 60050250100N1L6001" = 50'-0"Irrigation Water Use Calculations & Sleeving Plandesign5la.com406.587.4873dateissuedrawn by:checked by:filename:z:\sud block 2 wentworth property multifam\autocad\01_sheets\l600_wentworth_irrigation.dwg
South University District/ Phase3/
Block 2
Bozeman, Montana
KHM/HU TMS
06/23/22Site Plan ReviewPRELIMINARYNOT FORCONSTRUCTION09/16/22RC # 111/28/22RC # 212222222