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HomeMy WebLinkAbout3749-8A. GENERAL NOTES 1. BIDDING: IT SHALL BE THE OWNER'S RESPONSIBILITY IN INVITING AND OBTAINING BIDS, SETTING ITS PROVISIONS AND INSTRUCTIONS TO BIDDERS, SECURING THEIR BONDS AND WORKERS COMPENSATION INSURANCE CERTIFICATES, ETC. TO FULLY ENSURE THE QUALITY AND TIMELY COMPLETION OF THE PROJECT. 2. SCOPE OF WORK: CONTRACTOR SHALL PROVIDE ALL LABOR, MATERIALS, EQUIPMENT AND SERVICES NECESSARY TO FURNISH AND INSTALL A COMPLETE IRRIGATION SYSTEM AS PER THE DRAWINGS AND SPECIFIED HEREIN. 3. PLAN VERIFCATION: THESE DOCUMENTS MAY CONTAIN ERRORS, OMISSIONS, CONTRADICTIONS, ETC. THE CONTRACTOR SHALL REVIEW ALL DOCUMENTS THORUGHLY AND SHALL NOTIFY THE LANDSCAPE ARCHITECT AND OWNER IMMEDIATELY UPON ANY SUCH DISCOVERY OF DISCREPANCY. GOVERNING CODES SHALL THEN APPLY. 4.LICENSE: THE CONTRACTOR SHALL BE A C-27 CALIFORNIA STATE LICENSED IRRIGATION CONTRACTOR. 5. ORDINANCES AND REGULATIONS: ALL IRRIGATION WORK WITHIN THESE DRAWINGS AND SPECIFICATIONS SHALL CONFORM TO ALL APPLICABLE GOVERNING CODES AND ORDINANCES (LOCAL, COUNTY & STATE). 6. PERMITS AND INSPECTIONS: THE CONTRACTOR SHALL OBTAIN, COORDINATE AND PAY FOR ALL PERMITS, FEES AND AGENCY INSPECTIONS AS REQUIRED. 7. FIELD VERIFICATION: CONTRACTOR SHALL VERIFY ALL DIMENSIONS AND SITE CONDITIONS BEFORE STARTING WORK. THE CONTRACTOR SHALL NOT WILLFULLY INSTALL THE IRRIGATION SYSTEM AS SHOWN ON THE DRAWINGS WHEN IT IS OBVIOUS IN THE FIELD THAT UNKNOWN OBSTRUCTIONS, GRADE DIFFERENCES OR DISCREPANCIES IN AREA DIMENSIONS EXIST THAT MIGHT NOT HAVE BEEN CONSIDERED IN IRRIGATION DESIGN. THE LANDSCAPE ARCHITECT AND OWNER SHALL BE NOTIFIED IMMEDIATELY UPON ANY DISCOVERY OF DISCREPANCIES. IN THE EVENT THIS NOTIFICATION IS NOT PERFORMED, THE IRRIGATION CONTRACTOR SHALL ASSUME FULL RESPONSIBILITY FOR ANY REVISIONS NECESSARY. 8. LIABLE FOR ENCROACHMENT: THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY ENCROACHMENT ONTO ADJACENT PROPERTY, RIGHT-OF-WAYS, EASEMENTS, SET -BACKS OR ANY OTHER LEGAL PROPERTY RESTRICTIONS EITHER MARKED OR UNMARKED. 9. METHODS OF CONSTRUCTION: THE CONTRACTOR IS SOLELY RESPONSIBLE FOR ALL CONSTRUCTION METHODS, MEANS, SEQUENCES, PROCEDURES AND TECHNIQUES. THE LANDSCAPE ARCHITECTURAL FIRM IS NOT LIABLE FOR CONSTRUCTION METHODS. 10. SAFETY: THE CONTRACTOR IS SOLELY RESPONSIBLE FOR INITIATING, MAINTAINING AND SUPERVISING ALL SAFETY PRECAUTIONS AND PROGRAMS DURING CONSTRUCTION. 11. UTILITIES: THE CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING THE LOCATION OF ALL UNDERGROUND UTILITIES, ELECTRICAL CABLES, CONDUITS, AND EXISTING IRRIGATION LINES PRIOR TO ANY CONSTRUCTION, SO THAT PROPER PRECAUTIONS MAY BE TAKEN NOT TO DAMAGE SUCH IMPROVEMENTS. 12. LIABLE FOR DAMAGE: THE CONTRACTOR SHALL BE RESPONSIBLE FOR ANY DAMAGE CAUSED BY ITS OPERATIONS TO UTILITIES, PLANTING, CONSTRUCTION, PERSONS, PROPERTY, ETC. AND SHALL PROVIDE PROTECTIVE MEANS TO GUARD AGAINST DAMAGE. 13. COORDINATION: CONTRACTOR SHALL COORDINATE ALL CONSTRUCTION WITH APPROPRIATE TRADES THROUGH THE OWNER BEFORE STARTING WORK. 14. IRRIGATION PLANS: THE IRRIGATION PLANS ARE GENERALLY DIAGRAMMATIC AND INDICATIVE OF THE WORK TO BE INSTALLED. THE CONTRACTOR SHALL MAKE MINOR ADJUSTMENTS DURING INSTALLATION TO AVOID CONFLICTS BETWEEN, PLANTING, ARCHITECTURAL FEATURES AND EXISTING UTILITIES. INTENT OF IRRIGATION DESIGN IS FULL COVERAGE, BALANCED SYSTEM. 15. DIMENSION: ALL SCALE DIMENSIONS ARE APPROXIMATE. WRITTEN DIMENSIONS ON DETAILS AND PLANS TAKE PRECEDENCE OVER SCALED DIMENSIONS. 16. IRRIGATION NOTES: SEE GENERAL NOTES ON THE DRAWINGS FOR ADDITIONAL WORK REQUIRED, BUT NOT SPECIFICALLY MENTIONED IN THESE SPECIFICATIONS. ALL WORK CALLED FOR ON THE DRAWINGS BY NOTES SHALL BE FURNISHED AND INSTALLED WHETHER OR NOT SPECIFICALLY MENTIONED IN THE SPECIFICATIONS AND/OR DETAILS. 17. POINT OF CONNECTION (P.O.C.) VERIFICATION: LOCATION OF THE POINT OF CONNECTION SHOWN ON THE DRAWINGS MAY BE APPROXIMATE ONLY. THE CONTRACTOR SHALL APPROVE FINAL (P.O.C.) LOCATION WITH THE OWNER (JOB SUPERINTENDENT). THE CONTRACTOR SHALL VERIFY THE STATIC PRESSURE, METER SIZE AND SIZE OF SERVICE TO THE METER (P.O.C.) AT EACH POINT OF CONNECTION. 18. MATERIALS: ALL MATERIALS AND EQUIPMENT SPECIFIED IN THESE DRAWINGS SHALL BE NEW AND IN PERFECT CONDITION WHERE INSTALLED AND SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER'S SPECIFICATIONS. 19. SUBSTITUTIONS: DESIGN, MATERIAL, EQUIPMENT AND PRODUCTS OTHER THAN THOSE DESCRIBED OR INDICATED ON DRAWINGS MAY BE CONSIDERED FOR USE. WRITTEN APPROVAL FOR SUBSTITUTIONS SHALL BE OBTAINED FROM THE OWNER AND LANDSCAPE ARCHITECT. ALL SUBSTITUTIONS SHALL CONFORM TO LOCAL CODES AND ORDINANCES. ANY EQUIPMENT OR MATERIALS INSTALLED WITHOUT APPROVAL BY THE OWNER OR LANDSCAPE ARCHITECT MAY BE REJECTED AND REMOVED AT CONTRACTOR'S EXPENSE. 20. FITTINGS: DUE TO THE SCALE OF DRAWINGS, IT IS NOT POSSIBLE TO INDICATE ALL OFFSETS, FITTINGS, SLEEVES, ETC., WHICH MAY BE REQUIRED. THE CONTRACTOR SHALL CAREFULLY INVESTIGATE THE STRUCTURAL AND FINISHED CONDITIONS AFFECTING ALL OF THE WORK AND PLAN THE WORK ACCORDINGLY, FURNISHING SUCH FITTINGS, ETC., AS MAY BE REQUIRED TO MEET SUCH CONDITIONS. 21. NOTICE OF COMPLETION: THE COMPLETION OF THE CONTRACT SHALL BE ACCEPTED, AND NOTICE OF COMPLETION RECORDED ONLY WHEN THE ENTIRE CONTRACT IS COMPLETED TO THE SATISFACTION OF THE OWNER'S AUTHORIZED REPRESENTATIVE. 22. OPERATING INSTRUCTIONS: AFTER THE SYSTEM HAS BEEN COMPLETED, THE CONTRACTOR SHALL INSTRUCT THE OWNER'S AUTHORIZED REPRESENTATIVE IN THE OPERATION AND MAINTENANCE OF THE SYSTEM AND SHALL FURNISH A COMPLETE SET OF OPERATING INSTRUCTIONS. 23. SITE MAINTENANCE: CONTRACTOR SHALL KEEP THE PROJECT SITE CLEAN AND FREE FROM RUBBISH AND DEBRIS. ALL DEBRIS SHALL BE REMOVED FROM SITE PER LOCAL CODE AND ORDINANCES. 24. GUARANTEE: THE ENTIRE IRRIGATION SYSTEM, INCLUDING ALL WORK DONE UNDER THIS CONTRACT, SHALL BE GUARANTEED AGAINST ALL DEFECTS AND FAULT OF MATERIAL AND WORKMANSHIP, AND SHALL BE MAINTAINED IN PERFECT WORKING ORDER FOR ONE (1) YEAR FROM DATE OF COMPLETION BY THE CONTRACTOR WITHOUT EXPENSE TO THE OWNER. ALL MATERIALS USED SHALL CARRY A MANUFACTURER'S GUARANTEE OF MINIMUM ONE (1) YEAR. ANY SETTLING OF BACKFILLED TRENCHES WHICH MAY OCCUR DURING THE ONE YEAR PERIOD FINAL ACCEPTANCE SHALL BE REPAIRED TO THE OWNER'S SATISFACTION BY THE CONTRACTOR WITHOUT EXPENSE TO THE OWNER - INCLUDING THE COMPLETE RESTORATION OF ALL DAMAGED PLANTING, PAVING OR OTHER IMPROVEMENTS OF ANY KIND. B. FIELD OBSERVATIONS 1. REQURED FIELD OBSERVATION WORK: THESE PLANS WERE PREPARED WITH THE UNDERSTANDING THAT THE OWNER OF SAID PLANS WILL USE PROFESSIONAL DESIGN ASSOCIATES TO PROVIDE "FULL" CONTRACT SERVICES INCLUDING FIELD OBSERVATION SERVICES DURING CONSTRUCTION. FAILURE TO USE PROFESSIONAL DESIGN ASSOCIATES TO PROVIDE AND COMPLETE THE FIELD OBSERVATION SERVICES SET FORTH HEREIN WILL SIGNIFICANTLY INCREASE THE MISINTERPRETATION OF THE INTENT OF THE DESIGN. ANY UNAUTHORIZED MODIFICATIONS THERETO, AND FAILURE TO DETECT ERRORS AND OMISSIONS IN THE PLANS AND SPECIFICATIONS CAN BECOME COSTLY MISTAKES BUILT INTO THE PROJECT. THEREFORE, IN THE EVENT THAT PROFESSIONAL DESIGN ASSOCIATES IS OTHERWISE PRECLUDED FROM COMPLETING THE FIELD OBSERVATION SERVICES SET FORTH HEREIN, THE OWNER, OR SUBSEQUENT OWNER (INDIVIDUALS OR CORPORATIONS WHO HAVE PURCHASED THESE PLANS WITH THE PROJECT), AGREES TO HOLD HARMLESS, INDEMNIFY,AND DEFEND PROFESSIONAL DESIGN ASSOCIATES AND THEIR CONSULTANTS FROM AND AGAINST ANY AND ALL CLAIMS. 2. FIELD OBSERVATION COORDINATION: THE FOLLOWING OBSERVATIONS SHALL BE INITIATED BY THE CONTRACTOR AND COORDINATED THROUGH THE OWNER (JOB SUPERINTENDENT). THE CONTRACTOR SHALL NOTIFY THE OWNER (JOB SUPERINTENDENT) AND LANDSCAPE ARCHITECT NOT LESS THAN FORTY-EIGHT (48) HOURS IN ADVANCE OF ANY OBSERVATION. CONTINUED WORK WITHOUT OBSERVATION OF THESE PHASES OF WORK IS AT THE CONTRACTOR'S RISK, WITH ANY REQUIRED CHANGES OR MODIFICATIONS TO BE AT THE CONTRACTOR'S EXPENSE. THE OWNER (JOB SUPERINTENDENT) SHALL INFORM THE LANDSCAPE ARCHITECT AS TO THE PURPOSE AND TIME OF THE OBSERVATION FORTY-EIGHT (48) HOURS IN ADVANCE. 3. CLOSING OF UNINSPECTED WORK: THE CONTRACTOR SHALL NOT ALLOW NOR CAUSE ANY OF THE WORK TO BE COVERED OR ENCLOSED UNTIL IT HAS BEEN INSPECTED, TESTED AND APPROVED BY THE CONSULTING ENGINEER OR AUTHORIZED REPRESENTATIVE AND/OR GOVERNMENTAL AUTHORITY HAVING JURISDICTION OVER THE WORK. SHOULD ANY OF THE WORK BE ENCLOSED OR COVERED BEFORE SUCH INSPECTION AND TEST, HE SHALL UNCOVER HIS WORK AT HIS OWN EXPENSE. AFTER IT HAS BEEN INSPECTED, TESTED AND APPROVED, THE CONTRACTOR SHALL MAKE ALL REPAIRS NECESSARY TO THE OWNER'S SATISFACTION. 4. JOB SITE MEETINGS AND REQUIRED INSPECTIONS: A. PRE -JOB MEETING ON SITE - PRIOR TO COMMENCEMENT OF WORK B. IRRIGATION MAINLINE AND EQUIPMENT LAYOUT. C. PRESSURE TEST IRRIGATION, MAINS AND LATERALS. D. IRRIGATION COMPLETION / COVERAGE TEST UPON COMPLETION OF THE IRRIGATION SYSTEM INSTALLATION AND PRIOR TO ANY PLANTING, THE CONTRACTOR SHALL ADJUST SPRINKLER HEADS TO EVENLY AND PROPERLY DISTRIBUTE THE RATE OF PRECIPITATION OF THE WATER AND SHALL DETERMINE IF THE COVERAGE OF THE PLANTING AREAS IS COMPLETE AND ADEQUATE. CONTRACTOR SHALL MAKE ADJUSTMENTS TO PROVIDE OPTIMUM PERFORMANCE AND PREVENT UNNECESSARY OVER SPRAY ON ALL WALKS, ROADWAYS AND BUILDINGS. THE CONTRACTOR SHALL FURNISH ALL MATERIALS AND PERFORM ALL WORK REQUIRED TO CORRECT ANY INADEQUACIES OF COVERAGE DISCLOSED BY THE COVERAGE TEST. C. MATERIALS NOTES 1. GENERAL: THE FOLLOWING LIST COMPRISES THE PRINCIPLE MATERIALS BUT DOES NOT SET THE LIMITATION FOR MATERIALS REQUIRED. IT SHALL BE UP TO THE CONTRACTOR TO SHOW THAT AMPLE QUANTITIES OF THE REQUIRED MATERIALS WERE USED AND INSTALLED IN ACCORDANCE WITH THESE PLANS AND SPECIFICATIONS. 2. PRESSURED MAINLINE: PIPE FROM SOURCE OF SUPPLY TO CONTROL VALVES AND HOSE BIBS 2" OR LARGER SHALL BE CLASS 315 SDR 13.5 TYPE 1220 P.V.G. CONFORMING TO ASTM D2241, ASTM D1784 EXTRUDED FROM VIRGIN MATERIALS. ALL PIPE LESS THAN 2" SHALL BE SCHEDULE 40 TYPE 1220 P.V.C. CONFORMING TO ASTM D1785, ASTM D1784 ALL PLASTIC PIPE SHALL BE MARKED SHALL BE EXTRUDED FROM VIRGIN MATERIALS WITH THE MANUFACTURER'S NAME TYPE AND CLASS OF PIPE, SIZE, AND NSF APPROVAL. 3. LATERAL LINE BELOW GRADE: NON -PRESSURIZED LATERAL LINE PIPE SHALL BE CLASS 200 SDR 21 TYPE 1220 P.V.C. CONFORMING TO ASTM D2241, D1784. P.V.C. PIPING SHALL BE EXTRUDED FROM VIRGIN MATERIALS. ALL PLASTIC PIPE SHALL BE MARKED WITH THE MANUFACTURER'S NAME TYPE AND CLASS OF PIPE, SIZE AND NSF APPROVAL. 4. LATERAL LINE ON GRADE: NON -PRESSURED LATERAL LINE PIPE ON GRADE SHALL BE SCHEDULE 40 U.V.R. CONFORMING TO ASTM D1785, ASTM D1784 AND ASTM G-53. MANUFACTURED BY BROWNLINE PIPE COMPANY OR AS INDICATED ON LEGEND. P.V.C. PIPING SHALL BE EXTRUDED FROM VIRGIN MATERIALS. ALL PLASTIC PIPE SHALL BE MARKED WITH THE MANUFACTURER'S NAME TYPE AND CLASS OF PIPE, SIZE AND NSF APPROVAL. 5. PLASTIC PIPE FITTINGS: SHALL BE SCHEDULE 40 P.V.C. (CONFORMING TO ASTM D1765, D2466) TAPERED SOCKET TYPE, SUITABLE FOR EITHER SOLVENT WELD OR SCREWED CONNECTIONS, FLANGE AND SADDLE TEES WILL NOT BE ALLOWED. SOLVENT SHALL BE AS RECOMMENDED BY THE PIPE AND FITTING MANUFACTURER. 6. BRASS PIPE AND FITTINGS: BRASS PIPE SHALL BE RED BRASS, SCHEDULE 40 SCREWED PIPE CONFORMING TO FEDERAL SPECIFICATIONS NO. WW - P-351. FITTINGS SHALL BE RED BRASS CONFORMING TO FEDERAL SPECIFICATION NO. WW -P-460. 7. COPPER PIPE AND FITTINGS: COPPER PIPE SHALL BE TYPE K (HARD -DRAWN) CONFORMING TO ASTM B88. FITTING SHALL BE WROUGHT SOLDER JOINT TYPE IN ACCORDANCE WITH ANSI B 16.22 JOINTS SHALL BE SOLDERED IN ACCORDANCE TO ASTM B-206 AND FEDERAL SPECIFICATIONS QQB 00655. 8. STEEL PIPE: GALVANIZED STEEL PIPE SHALL BE ASA SCHEDULE 40 MILLED STEEL SCREWED PIPE WITH MEDIUM GALVANIZED SCREWED BEADED MALLEABLE IRON FITTINGS. STEEL PIPE SHALL BE INSTALLED ON GRADE SECURED TO SURFACE PER DETAIL. 9. BALL VALVES: SHALL BE BRONZE OR PLASTIC BODY AS INDICATED ON DRAWINGS. 125 P.S.I. MINIMUM, HEAVY DUTY, FEDERAL SPECIFIED, CROSS HANDLE. INSTALL WITH N.D.S. TYPE PLASTIC OR EQUAL ACCESS BOX AND LID. 10. CONTROL VALVES: SHALL BE AS INDICATED ON THE DRAWINGS WITH FLOW ADJUSTMENT AND MANUAL BLEED DEVICE, INSTALLED, UNLESS OTHERWISE INDICATED, IN ONE OF THE FOLLOWING TYPE BOXES AS INDICATED ON THE DRAWINGS. CONNECT TO CONTROLLERS IN THE OPERATING SEQUENCE INDICATED ON THE DRAWINGS. 11. CONTROL WIRE: CONNECTIONS BETWEEN THE AUTOMATIC CONTROLLERS AND THE ELECTRONIC CONTROL VALVES SHALL BE UF, SOLID COPPER WIRE, VINYL INSULATED 600 V. RATING, FOR DIRECT BURIAL INSTALLATIONS. CODING SHALL BE COLOR WIRE FOR PILOT WIRE. WHITE FOR COMMON GROUND WIRE. MINIMUM WIRE SIZES SHALL BE 14 GAUGE BURIED 18" BELOW GRADE. USE APPROVED WATERPROOF WIRE CONNECTORS AND SEALER ON ALL SPLICES. A 24 INCH EXPANSION PIG TAIL COIL SHALL BE PROVIDED AT EACH CONTROL VALVE AND AT EACH CHANGE IN DIRECTION OF THE WIRE RUN. WIRING SHALL OCCUPY THE SAME TRENCH AND SHALL BE INSTALLED ALONG THE SAME ROUTE AS PRESSURE SUPPLY OR LATERAL LINES WHEREVER POSSIBLE. 12. AUTOMATIC CONTROLLER: SHALL BE AS INDICATED ON THE DRAWINGS, COMPLETE WITH ELECTRICAL HOOK-UP AND PROPER MOUNTING. ANY CONTROL WIRE EXPOSED AT THE CONTROLLER SHALL BE ENCASED IN ELECTRICAL CONDUIT OF THE SIZE REQUIRED. OUTDOOR CONTROLLERS SHALL BE WITHIN A VANDAL RESISTANT ENCLOSURE AND EQUIPPED WITH AN ON/OFF SWITCH FOR 110 VOLT POWER SUPPLY TO CONTROLLER. 13. IRRIGATION HEADS: SHALL BE OF THE TYPES AND SIZES INDICATED ON THE DRAWINGS. ALL HEADS SHALL BE ADJUSTABLE, RISER NIPPLES SHALL BE THE SAME SIZE AS THE RISER OPENING IN THE BODY. 14. BACKFLOW DEVICES: BACKFLOW PREVENTERS AND/OR VACUUM BREAKERS SHALL BE AS INDICATED ON THE DRAWINGS AND AS APPROVED BY AUTHORITIES HAVING JURISDICTION, INSTALLED TO MEET LOCAL CODES. ALL IRRIGATION SYSTEMS USING POTABLE WATER SOURCE REQUIRE BACKFLOW PREVENTION. 15. CHECK VALVES: CONTRACTOR SHALL INSTALL ANTI -DRAIN VALVES AS REQUIRED TO PREVENT LOW HEAD DRAINAGE. ANY HEAD THAT DRAINS FOR MORE THAN ONE MINUTE REQUIRES AN ANTI -DRAIN VALVE. 16. ATMOSPHERIC VACUUM BREAKERS: SHALL BE HEAVY DUTY BRASS AND FEDERAL SPECIFIED. INSTALL ON NON -CONSTANT PRESSURE LINES (LATERAL LINE) PER MANUFACTURE'S SPECIFICATIONS. INSTALL 12" ABOVE HEIGHEST HEAD ON THAT SYSTEM. LOCATION PER DRAWINGS. 17. PRESSURE REGULATORS: SHALL BE BRONZE OR PLASTIC BODY AS INDICATED ON DRAWINGS. FACTORY SET P.S.I. AS SPECIFIED PER DRAWINGS. 18. QUICK COUPLERS: SHALL BE HEAVY DUTY BRASS WITH COLORIZED RUBBER COVER AND TWO (2) PIECE BODY DESIGN. LOCATION PER DRAWINGS. 19. RISERS: ALL RISERS TO QUICK COUPLERS AND BACK FLOW DEVICES SHALL BE SCHEDULE 40 BRASS OF THE REQURED SIZES, RISERS TO IRRIGATION HEADS SHALL BE SCHEDULE 80 TYPE 1220 P.V.C. CONFORMING TO ASTM 2464. 20. VALVE BOXES: INSTALL ALL VALVES, EXCEPT ANTI -SIPHON VALVES, IN PREMOLDED HIGH IMPACT PLASTIC VALVE BOX. USE ROUND BOX FOR QUICK COUPLERS AND RECTANGULAR BOX FOR ALL OTHER VALVES. N.D.S (OR APPROVED EQUAL) WITH GREEN LID. LOCATE IN SHRUB PLANTING AREAS WHENEVER POSSIBLE. D. PLASTIC PIPE NOTES 1. HANDLING: THE CONTRACTOR SHALL EXERCISE CARE IN HANDLING, LOADING AND STORING P.V.C. PIPE AND FITTINGS. ALL P.V.C. PIPE SHALL LIE FLAT SO NOT TO SUBJECT IT TO DUE BENDING OF CONCENTRATED EXTERNAL LOAD AT ANY POINT. P.V.C. PIPE AND FITTINGS SHALL NOT BE STORED IN DIRECT SUNLIGHT. ANY SECTION OF PIPE THAT HAS BEEN DENTED OR DAMAGED WILL BE DISCARDED. 2. LOCATIONS: PIPE LINES SHALL BE INSTALLED IN THE LOCATIONS AND OF THE SIZES SHOWN ON THE DRAWINGS OR HEREIN SPECIFIED. WHERE PIPING ON THE DRAWINGS IS SHOWN UNDER PAVED AREAS BUT RUNNING PARALLEL AND ADJACENT TO PLANTING AREAS, THE INTENT OF THE DRAWINGS IS TO INSTALL THE PIPING IN THE PLANTING AREA. 3. PIPE CLEARANCE: UNDERGROUND LINES UP TO 2" INCLUSIVE SHALL HAVE A MINIMUM HORIZONTAL CLEARANCE OF 12" FROM LINES OF OTHER TRADES. THIS REQUIREMENT DOES NOT APPLY TO ANY LINES CROSSING AT ANGLES FROM 45 DEGREES WITH EACH OTHER. A MINIMUM 2" VERTICAL CLEARANCE SHALL BE MAINTAINED BETWEEN LINES WHICH CROSS BETWEEN THESE ANGLES. E NO LINE SHALL BE INSTALLED PARALLEL TO AND DIRECTLY OVER ANOTHER LINE. 4. ASSEMBLY: ALL PIPE SHALL BE ASSEMBLED FREE FROM DIRT. THE MAIN LINE SUPPLY SHALL BE FLUSHED OUT AND TESTED FOR LEAKS BEFORE BACK FILLING AND WITH CONTROL VALVES IN PLACE AND BEFORE LATERAL PIPES ARE CONNECTED TO VALVES. EACH SECTION OF LATERAL PIPE SHALL BE FLUSHED OUT BEFORE SPRINKLER HEADS ARE ATTACHED. 5. UNDER CONCRETE: GENERALLY, PIPING UNDER CONCRETE SHALL BE DONE BY JACKING BORING OR HYDRAULIC DRIVING. WRITTEN PERMISSION TO CUT OR BREAK SIDEWALKS AND/OR CONCRETE MUST BE OBTAINED FROM THE OWNER'S AUTHORIZED REPRESENTATIVE. NO HYDRAULIC DRIVING WILL BE PERMITTED UNDER ASPHALTIC CONCRETE PAVING. 6. INSTALLATION PROCEDURES: EXCEPT AS NOTED IN OTHER PARTS OF THIS SPECIFICATION OR IN THE DRAWINGS, INSTALLATION OF PIPE AND FITTINGS SHALL BE AS OUTLINED IN MANUALS AS FURNISHED BY PIPE MANUFACTURER WHICH SHALL BE DEEMED AND CONSTRUED AS PART OF THIS SPECIFICATION. PLASTIC PIPE SHALL NOT BE LAID WHEN THERE IS WATER IN TRENCH. 7. PIPE DEPTH: PROVIDE A MINIMUM 24" OF EARTH COVERAGE FOR ALL PRESSURE MAINLINE PIPE WAND LARGER. PROVIDE A MINIMUM 18" OF EARTH COVERAGE FOR ALL PRESSURE MAINLINE PIPE UP TO AND INCLUDING 2 1/2". PROVIDE A MINIMUM OF 12" OF EARTH COVERAGE FOR ALL NON PRESSURE LATERAL LINES. 8. SITE MAINTENANCE: ALL LUMBER, RUBBISH AND LARGE ROCKS SHALL BE REMOVED FROM THE TRENCHES. PIPE SHALL HAVE A FIRM, UNIFORM BEARING FOR THE ENTIRE LENGTH OF EACH PIPE LINE TO PREVENT UNEVEN SETTLEMENT. PAD THE TRENCHES WITH DIRT OR SAND IF THE SOIL IS EXTREMELY ROCKY. 9. TREE LOCATIONS: TREE LOCATIONS TAKE PRIORITY OVER IRRIGATION PIPING. STAKE TREE LOCATIONS PRIOR TO TRENCHING PIPE. 10. EXPANSION: PLASTIC PIPE WILL EXPAND APPROXIMATELY SIX (6") PER THOUSAND FT. (1000) BETWEEN DAY AND NIGHT TEMPERATURES IN HOT CLIMATE. THEREFORE, PIPE SHALL BE SNAKED FROM SIDE TO SIDE OF TRENCH BOTTOM TO ALLOW FOR EXPANSION AND CONTRACTION. 11. PIPE MAINTENANCE: ALL FOREIGN MATTER OR DIRT SHALL BE REMOVED FROM THE INSIDE OF THE PIPE BEFORE IT IS LOWERED INTO POSITION IN THE TRENCH AND IT SHALL BE KEPT CLEAN BY APPROVED MEANS DURING AND AFTER LAYING OF THE PIPE. 12. SLEEVING: IRRIGATION LINES THAT ARE UNDER STREETS AND PAVING OVER SEVEN (7) FEET WIDE SHALL BE INSTALLED BY THE OWNER. SLEEVES UNDER PAVING AND STREETS SHALL BE SCHEDULE 40 AND TWO TIMES THE DIAMETER OF THE PIPE AND/OR ADEQUATE FOR INSTALLATION OF WIRE. SLEEVING SHALL BE COORDINATED WITH IRRIGATION CONTRACTOR PRIOR TO BEGINNING OF WORK. 13. JOINTS: JOINTS ON RISERS SHALL BE AS SHOWN ON DETAILS. 14. THREADED CONNECTIONS: ON PLASTIC TO STEEL CONNECTIONS, THE CONTRACTOR SHALL WORK THE STEEL CONNECTIONS FIRST. NON -HARDENING PIPE PERMATEX #2 TEFLON TAPE SHALL BE USED ON ALL THREADED PLASTIC TO STEEL JOINTS, AND LIGHT WRENCH PRESSURE IS ALL THAT SHALL BE USED. 15. SOLVENT CONNECTIONS: FOR P.V.C. PIPE, CONTRACTOR SHALL USE SOLVENT PRIMER AND SOLVENT CEMENT RECOMMENDED BY THE MANUFACTURER AND CONFORMING TO ASTM D-2564. FOR UVR-P.V.C. SOLVENT CEMTN SHALL BE BROWNLINE BOND-TITE CEMENT (CONFORMING TO THE REQUREMENTS OF ASTM D-2564) APPLY WITH AN APPROVED PRIMER PRIOR TO APPLICATION OF CEMENT. ALL PIPE AND FITTINGS SHALL BE THOROUGHLY CLEANED OF DIRT, DUST AND MOISTURE BEFORE APPLYING SOLVENT. THE CONTRACTOR WILL MAKE SOLVENT WELD JOINTS WITH NON -SYNTHETIC BRISTLE BRUSH IN THE FOLLOWING SEQUENCE: A. APPLY A LIBERAL, EVEN COAT OF SOLVENT TO THE INSIDE OF THE FITTING. B. THEN APPLY A LIBERAL, EVEN COAT OF SOLVENT TO THE OUTSIDE OF THE PIPE, MAKING SURE THAT THE COATED AREA IS EQUAL TO THE DEPTH OF THE FITTING SOCKET. C. INSERT THE PIPE QUICKLY INTO THE FITTING AND TURN THE PIPE APPROXIMATELY 1/4 TURN TO DISTRIBUTE THE SOLVENT AND REMOVE AIR BUBBLES. HOLD THE JOINT FOR APPROXIMATELY 15 SECONDS SO THE FITTING DOES NOT PUSH OFF THE PIPE. D. USE A CLEAN RAG AND WIPE OFF ALL EXCESS SOLVENT TO PREVENT WEAKENING THE JOINT. E. BE SURE THAT IN GOING TO THE NEXT JOINT THAT THE PIPE IS NOT TWISTED, DISTURBING THE LAST COMPLETED JOINT. F. ALLOW AT LEAST 15 MINUTES SETUP TIME FOR EACH. 16. PRESSURE LINE TESTING: ALL TESTS ON PRESSURE LINES SHALL BE COMPLETE PRIOR TO BACKFILLING; HOWEVER, SUFFICIENT BACKFILL MATERIAL MAY BE PLACED IN TRENCHES BETWEEN FITTINGS TO ENSURE THE STABILITY OF THE LINE AS IT IS PRESSURIZED. IN ALL CASES, FITTINGS AND COUPLINGS MUST BE OPEN TO VISUAL INSPECTION FOR THE FULL PERIOD OF THE TEST. NO TESTING SHALL BE DONE UNTIL THE LAST SOLVENT WELDED JOINT HAS HAD TWELVE (12) HOURS TO SET AND CURE. PRESSURE LINES SHALL BE TESTED UNDER 150 P.S.I. WORKING PRESSURE FOR A PERIOD OF FOUR (4) HOURS AND PROVEN TIGHT. IF LEAKS OCCUR, THE JOINT OR JOINTS SHALL BE REPLACED AND THE TESTS REPEATED. 17. BACKFILLING OF TRENCHES: BECAUSE OF THE EXPANSION AND CONTRACTION OF PLASTIC PIPE, BACKFILLING SHALL BE DONE IN THE COOL PART OF THE DAY, ESPECIALLY IN HOT CLIMATES. TRENCHES SHALL BE BACKFILLED WITH THE EXCAVATED MATERIALS APPROVED FOR BACKFILLING, FREE FROM LARGE CLODS OF EARTH OR STONES. BACKFILL SHALL BE MECHANICALLY COMPACTED IN THE LANDSCAPED AREAS TO A DRY DENSITY EQUAL TO ADJACENT UNDISTURBED SOIL IN PLANTING AREAS. BACKFILL WILL CONFORM TO ADJACENT GRADES WITHOUT DIPS, SUNKEN AREAS, HUMPS OR OTHER SURFACE IRREGULARITIES. 18. TRENCHING AND BACKFILLING UNDER PAVING: TRENCHES LOCATED UNDER WHERE PAVING, CONCRETE OR ASPHALT WILL BE INSTALLED SHALL BE BACKFILLED IN ACCORDANCE WITH RECOMMENDATION OF STRUCTURAL SOILS REPORT. 19. PLASTIC PIPE GUARANTEE: SPECIFICATIONS AND LITERATURE SHALL BE SUBMITTED FOR APPROVAL PRIOR TO SUBMISSION OF BID. SUBMISSION OF SAMPLES MAY ALSO BE REQUIRED. PLASTIC PIPE MANUFACTURER'S GUARANTEE SHALL COVER WORKMANSHIP OF MATERIALS FOR ALL PLASTIC PIPE FITTINGS. 20.E� FECTS: ALL DEFECTS IN INSTALLATION OF PLASTIC PIPE SHALL BE CORRECTED THROUGH THE GUARANTEE PERIOD SPECIFIED HEREIN AT THE CONTRACTOR'S EXPENSE TO THE SATISFACTION OF THE OWNER. E. IRRIGATION EQUIPMENT NOTES 1. IRRIGATION EQUIPMENT: ALL IRRIGATION EQUIPMENT SHALL BE INSTALLED PER THE SPECIFICATION AND RECOMMENDED INSTALLATION PROCEDURES OF THE MANUFACTURER AND CONFORM TO ALL APPLICABLE GOVERNING CODES AND ORDINANCES (LOCAL, COUNTY & STATE). 2. TURF IRRIGATION HEADS: TURF IRRIGATION HEADS IN OPEN AREAS SHALL BE INSTALLED AT LEAST 2" ABOVE FINISHED GRADE AT THE TIME OF INSTALLATION. WITHIN FIVE DAYS OF NOTIFICAITON BY THE OWNER'S REPRESENTATIVE, CONTRACTOR SHALL MAKE WHATEVER ADJUSTMENTS OF PIPE, FITTINGS, VALVES OR SPRINKLER HEADS NECESSARY TO BRING THE SYSTEM TO THE PROPER LEVEL OF THE PERMANENT GRADE. TURF IRRIGATION HEADS ALONG WALKS AND DRIVEWAYS, WHERE THE FINISHED GRADE LEVEL IS ESTABLISHED, SHALL BE SET FLUSH AT THE TIME OF INSTALLATION. IN NO CASE SHALL THE SPACING OF HEADS EXCEED THE MAXIMUM RECOMMENDED BY THE MANUFACTURER. 3. SHRUB IRRIGATION HEADS: HEADS IN GROUND COVER AND SHRUB PLANTING AREAS SHALL BE INSTALLED ON NIPPLES HIGH ENOUGH TO BE ABOVE THE SURROUNDING PLANTING AS DIRECTED, OR AS INDICATED ON THE PLANS. WHERE HIGH SHRUBS ARE PLANTED, LONGER RISERS SHALL BE INSTALLED AS DIRECTED BY THE LANDSCAPE ARTCHITECT. SHRUB HEADS ADJACENT TO WALKWAYS OR PARKING SHALL BE INSTALLED ON AN APPROVED HI -POP HEAD PER PLAN. IN NO CASE SHALL THE SPACING OF HEADS EXCEED THE MAXIMUM RECOMMENDED BY THE MANUFACTURER. 4. PRESSURE COMPENSATING SCREENS: CONTRACTOR SHALL INSTALL PRESSURE COMPENSATING SCREENS IN IRRIGATION HEADS AS NECESSARY TO ENSURE UNIFORM COVERAGE AND MINIMUM OVERTHROW OF AREA. 5. CONTROL VALVES: ALL CONTROL VALVES ON LINE SHALL BE INSTALLED AS INDICATED ON DETAILS AND BE THE TYPE SPECIFIED IN THE LEGEND. LOCATE CONTROL VALVES IN SHRUB PLANTING AREAS WHEREVER POSSIBLE. 6. BACKFLOW DEVICES: LOCATE BACKFLOW DEVICES, ATMOSPHERIC VACUUM BREAKERS AND ANTI -SIPHON VALVES IN SHRUB AREAS ONLY UNLESS OTHERWISE APPROVED BY OWNER. 7. DEFECTS: ALL DEFECTS IN INSTALLATION OF IRRIGATION EQUIPMENT SHALL BE CORRECTED THROUGH THE GUARANTEE PERIOD SPECIFIED HEREIN AT THE CONTRACTOR'S EXPENSE TO THE SATISFACTION OF THE OWNER. F. RECORD AND AS -BUILT DRAWINGS 1. ITEMIZED LIST: CONTRACTOR SHALL SUBMIT TO THE LANDSCAPE ARCHITECT AN ITEMIZED LIST OF EQUIPMENT. 2.S� BUILTS: THE CONTRACTOR SHALL PROVIDE AND KEEP UP-TO-DATE COMPLETE "AS -BUILT" DRAWINGS INDICATING LOCATIONS, SIZES AND KINDS OF EQUIPMENT INSTALLED. PRINTS FOR THIS PURPOSE MAY BE OBTAINED FROM THE LANDSCAPE ARCHITECT AT COST. THIS SET OF DRAWINGS SHALL BE KEPT ON THE SITE AND SHALL BE USED ONLY AS A RECORD SET. CONTRACTOR SHALL FURNISH "AS -BUILT" DRAWINGS TO OWNER UPON COMPLETION OF PROJECT. 3. AS -BUILT FORMAT: BEFORE THE DATE OF FINAL OBSERVATION THE CONTRACTOR SHALL TRANSFER ALL IRRIGATION INFORMATION TO AN OZALID SEPIA MYLAR, PRODUCED FROM THE LANDSCAPE ARCHITECT. ALL WORK SHALL BE NEAT, IN INK AND SUBJECT TO APPROVAL OF THE OWNER. THE CONTRACTOR SHALL DIMENSION FROM TWO PERMANENT POINTS OF REFERENCES, BUILDING CORNERS, SIDEWALKS, LIGHT POLES, ETC. THE LOCATION OF THE FOLLOWING ITEMS. A. CONNECTION TO EXISTING WATER LINES. B. CONNECTION TO EXISTING ELECTRICAL POWER. C. GATE VALVES, BACKFLOW PREVENTION UNITS AND CONTROLLERS. D. ROUTING OF IRRIGATION PRESSURE LINES (DIMENSION MAX. 100 FEET). E. IRRIGATION CONTROL VALVES. F. ROUTING OF CONTROL WIRE. G. QUICK COUPLING VALVES. H. OTHER RELATED EQUIPMENT AS DIRECTED BY OWNER. 4.ELp VERY: ON THE DATE OF FINAL APPROVAL THE CONTRACTOR SHALL DELIVER ONE SET OF SEPIA MYLARS OF "AS-BUILTS" PLANS TO THE OWNER. DELIVERY OF MYLARS WILL NOT RELIEVE THE CONTRACTOR OF THE RESPONSIBLITY OF FURNISHING INFORMATION THAT MAY BE OMITTED FROM PRINTS. 5. CONTROLLER CHARTS: CONTROLLER CHARTS SHALL BE PREPARED BY THE CONTRACTOR AFTER APPROVAL OF THE "AS -BUILT". THE CHART SHALL SHOW BY COLOR CODING THE AREA CONTROLLED BY EACH AUTOMATIC IRRIGATION CONTROLLER. 6. CONTROLLER CHART FORMAT: THE CONTOLLER CHART SHALL BE A XEROX REDUCTION OF THE "AS BUILT" TO THE MAXIMUM SIZE THE CONTROLLER DOOR WILL ALLOW (CONTROLLER SEQUENCE NUMBERS MUST BE LARGE ENOUGH TO BE LEGIBLE AT THE REDUCED FORMAT). UPON COMPLETION THE CHART SHALL BE HERMETICALLY SEALED BETWEEN TWO PIECES OF PLASTIC. CHARTS SHALL BE COMPLETED AND APPROVED PRIOR TO THE FINAL IRRIGATION FIELD OBSERVATION. G. EQUIPMENT TO BE FURNISHED 1. MAINTENANCE TOOLS: SUPPLY THE APPROPIRATE MAINTENANCE PERSONNEL WITH THE FOLLOWING TOOLS: A. TWO SETS OF SPECIAL TOOLS REQUIRED FOR REMOVING, DISASSEMBLING AND ADJUSTING EACH TYPE OF IRRIGATION HEAD AND VALVE SUPPLED. B. TWO (2) KEYS FOR EACH AUTOMATIC CONTROLLER. C. ONE (1) QUICK COUPLER KEY AND MATCHING HOSE SWIVEL FOR EVERY (5) QUICK COUPLING VALVE INSTALLED. D. THE ABOVE LISTED EQUIPMENT SHALL BE TURNED OVER TO THE OWNER AT THE CONCLUSION OF WORK AND BEFORE FINAL OBSERVATION CAN OCCUR. PROFESSIONAL D E S I G N ASSOCIATES Landscape Architects 1793 W. Arrow High wa y Upland, California 91786-4297 (909) 949-6159 / fax (909) 985-3405 00 r U Q U Q lei 7- Q Z O lL O00 O ti 00 00 r O 06 Ln U � a) W Q zU OQ o z o QO 0) z � t_ O O W O U 0) O .� L0 N r SHEET TITLE IRRIGATION SIPEVFICAT IONS All designs and ideas contained Within these droWings are the property of P.D.A.. Professional Design Associates. P.D.A. hereby reserves its common logy copyright and other property rights in these plans. These plans sholl not be reproduced, changed, assigned, or copied in any form. Any chonges mode by parties other than P.D.A., Without first obtaining the Witten permission and consent of P.D.A., shall relieve P.D.A. of responsibility for the project of effected portion thereof. O LANDSCAp�. D.Wqz� o. 41 3 J � S n ur R Wol to • • ST Do e �P Qr£ SCALE N/A DATE '7-q-04 10 DRAWN BY 5t of f 6EYISIONS 1 Per Gity 8- 1 7-04 (LH) Per Gity 1 2- 1-04 (LH)