HomeMy WebLinkAbout054.01 - L 600 - Irrigation RequirementsGENERAL IRRIGATION NOTES:1.ALL SECTIONS OF MAINLINE CROSSING UNDER CONCRETE, ROADS, OR OTHER LARGE HARDSCAPE SURFACES TOBE 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 THE LATERAL LINE SIZEPROPOSED.2.ALL SYSTEMS TO BE ON A LOOPED MAINLINE WHERE POSSIBLE, REFER TO CONCEPTUAL IRRIGATION MAINLINELAYOUT.3.ALL SYSTEMS WILL BE 2 WIRE DECODER TYPE SYSTEMS.4.ALL INFORMATION SHOWN ON CONCEPTUAL DRAWINGS TO BE VERIFIED BY IRRIGATION DESIGNER, ANDCONTRACTOR. COORDINATION WITH GENERAL CONTRACTOR IS NECESSARY BEFORE CONSTRUCTION BEGINSTO ENSURE PROPER LOCATION OF SLEEVES, ELECTRICAL CONNECTIONS, AND WATER SOURCE CONNECTIONS.5.ALL IRRIGATION COMPONENTS TO BE HIGH EFFICIENCY, HEADS, NOZZLES, DRIP, VALVES, AND FITTINGS.GENERAL IRRIGATION NOTES AND SPECIFICATIONS1.THESE PLANS PROVIDE GENERAL ANTICIPATED WATER DEMAND AND TYPE OF IRRIGATION FOR THE SUBDIVISIONPARKS, WHICH ARE IRRIGATED BY (1) WELL. THE SUBDIVISION OPEN SPACES AND DETENTION PONDS AREIRRIGATION BY (1) EXISTING WELL ON SITE. THE WELLS WILL NOT BE CONNECTED IN ANY WAY. ALL FUTUREPARKS AND OPEN SPACES WILL HAVE A DEDICATED WELL.2.ALL VALVE BOXES TO BE STANDARD SIZE OR LARGER3.IRRIGATION MAIN LINE TO BE SCH. 40 PVC SOLVENT WELDED PVC IN CONTINUOUS LOOP, SIZE OF LINEDEPENDENT ON WATER DEMAND AS DETERMINED BY LANDSCAPE CONTRACTOR. LATERAL LINES TO BE 1" SCH 40SOLVENT WELDED PVC; DEPENDENT ON PRESSURES AND GALLONS PER MINUTE AT DISCRETION OF LANDSCAPECONTRACTOR BASED ON PROFESSIONAL EXPERIENCE AND OPINION UPON DESIGN AND INSTALLATION OF THESYSTEM.4.ALL TREES TO BE IRRIGATED THROUGH DEDICATED BUBBLERS EVENLY DISTRIBUTED AROUND BASE OF TREEWITH FOUR (4) EVENLY SPACED 1 GPH BUBBLER EMITTERS.5.TREES AND SHRUBS PLACED WITHIN PLANTING BEDS MAY UTILIZE DRIP IRRIGATION ADJUSTED PER INDIVIDUALPLANT REQUIREMENTS.6.ALL SHRUBS OUTSIDE OF DEDICATED PLANTING BEDS TO HAVE DEDICATED BUBBLERS EVENLY DISTRIBUTEDAROUND BASE, WITH TWO (2) EVENLY SPACED 1 GPH EMITTER.7.ALL MIXED SHRUB AND PERENNIAL PLANTINGS TO BE IRRIGATED WITH DEDICATED DRIP TUBING W/ EMITTERSADJUSTED PER INDIVIDUAL PLANT REQUIREMENTS.8.LAWN AND SEED AREAS TO BE IRRIGATED WITH SPRAY OR ROTOR OVERHEAD IRRIGATION AS INDICATED PERPLAN.8.1.ALL SPRAY OR ROTOR OVERHEAD IRRIGATION HEADS WILL BE INSTALLED AND ADJUSTED PROPERLY TOMINIMIZE WATER OVER THROW ONTO PAVEMENT.8.2.ALL SPRAY OR ROTOR OVERHEAD IRRIGATION TO UTILIZE WATER EFFICIENT NOZZLES (MULTI-SPRAY,MULTI-TRAJECTORY, OR ROTATING SPRAY).9.ALL HEADS MUST ACHIEVE HEAD-TO-HEAD COVERAGE FOR SOD AREAS.10.SYSTEM SHALL UTILIZE WEATHER / MOISTURE MONITOR.11.BACKFLOW ASSEMBLY AND BLOWOUT ASSEMBLY SHALL BE LOCATED IN APPROVED EXTERNAL GRADEBOX, ANDIS THE RESPONSIBILITY OF THE LANDSCAPE CONTRACTOR TO COORDINATE INSTALLATION PER LOCAL CODESAND ORDINANCES, WITH ARCHITECTURE AND WITH ALL OTHER TRADES.12.POWER SOURCE FOR IRRIGATION CONTROLLER TO BE COORDINATED WITH ELECTRICAL ENGINEERING ANDELECTRICAL CONTRACTOR BY LANDSCAPE CONTRACTOR.13.DO NOT INSTALL IRRIGATION SYSTEM WHEN OBVIOUS OBSTRUCTIONS OR GRADE CHANGES ARE PRESENT.14.ALL INFORMATION TO BE FIELD VERIFIED BY CONTRACTOR PRIOR TO INSTALLATION.15.THE CONTRACTOR SHALL MAINTAIN AN ACCURATE & CURRENT 'AS-BUILT' IRRIGATION PLAN ON SITE AT ALLTIMES.16.ALL SPRAY AND ROTOR HEADS WITHIN SOD LAWN AREAS TO PROVIDE A PRECIPITATION RATE OF 0.4-0.8"/sqft.TEMPORARY IRRIGATION NOTES:TOTAL AREA TO RECEIVE TEMPORARY IRRIGATION (PHASE I) : 68,163 SF (1.56 AC)(FUTURE): 349,626 SF (8.02 AC)1.ALL TEMPORARY IRRIGATION WILL OPERATE FOR NO MORE THAN 3 YEARS. AFTER 3 YEARS, TEMPORARY ZONESWILL BE SET TO "0" RUN TIME.2.TEMPORARY ZONES WILL BE WATERED AT 2.3 GAL/SF3.SEE TABLES ON L601 FOR WATER DEMAND.Irrigation WaterUse Estimate -OverallL 600design5la.com406.587.4873dateissuedrawn by:checked by:filename:z:\turnrow subdivision\autocad\01_sheets\phase 1 blvds + os sheets\l600_turnrow_sub_ph1_os_irrigation.dwg
Turnrow Subdivision
Phase 1 Boulevards & Open Space
Bozeman, Montana
KHM/HU TMS
12/08/23PH1 Prelim Plat04/26/24MSP & PH1 PP06/04/24Infrastructure08/09/24MSP & PH1 PP