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Home My WebLink About3083-12LANDSCAPE IRRIGATION SYSTEM PART 1 - GENERAL 1.01 Refer to standard contract documents for non-technical contractual requirements and conditions. 1.02 SCOPE OF WORK: Furnish labor, materials, equipment, appliances and services necessary for the execution and completion of "Landscape Irrigation" as indicated on the drawings and/or herein specified. PART 2 - MATERIALS Materials shall be of first quality and of domestic manufacture unless otherwise noted. 2.01 SUBMISSION FOR APPROVAL: Furnish the articles, equipment, materials, or processes specified by name on the drawings and in specifications. No substitutions will be allowed without prior written approval of the Owner's Representative. A. A complete material list shall be submitted to the Owner's Representative prior to performing any work. Catalog data and full descriptive literature must be submitted whenever the use of items different than those specified is requested. Notarized certificates must be submitted by plastic pipe and fitting manufacturer indicating that material complies with specifications, unless material has been previously approved. B. The material list shall be submitted using the following layout (double space between item): Item No. Description Manufacturer Model# 1. Pressure Supply Lines Lasco Schedule 40 2. Lawn Buckner #404 3. Etc. d Etc. Etc. C. Equipment or materials installed or furnished without the prior approval of the Representative may be rejected and such material removed from the site at no expense to the Owner. D. Approval of any items, aftemates, or substitutes indicates only that products) apparently meet the requirements of the drawings and specifications on the basis of the information or samples submitted. E. Manufacturer's warranties shall not relieve liability under the guarantee. Such warranties shall only supplement the guarantee. The Owner's Representative may, at his option, require a manufacturer's warranty on any product offered for use. 2.02 GENERAL PIPING A. Pressure supply line from point of connection through backflow prevention unit shall be per local code. Pressure supply lines downstream of backflow prevention unit shall be per the legend. B. Non -pressure lines shall be Class 200 PVC pipe. 2.03 PLASTIC PIPE AND FITTINGS A. All pipe shall be extruded of an improved PVC virgin pipe compound featuring high strength, high chemical resistance and high impact strength. In terms of the current ASTM Standard D-1769 or D-2241, this compound shall meet the requirements of cell classification 12454B for pipe and 13454B for fittings. This compound must have a 2,000 psi hydrostatic design stress rating. B. All pipe must bear the following markings: Manufacturer's name, nominal pipe schedule or class, pressure rating in P.S.I., and NSF (National Sanitation Foundation). The manufacturer shall also mark the date of extrusion on the pipe. C. Solvent cement joints for plastic pipe and fittings shall be made as prescribed by the manufacturer. The high chemical resistance of the pipe and fitting compounds specified in the foregoing sections makes it mandatory that an aggressive primer, which is a true solvent for PVC, be used in conjunction with a solvent cement designed for the fit of the pipe and the fittings of each size range specified. D. Each pipe installer expected to make solvent joints shall receive instructions in the proper assembly of such joints from the representative of either pipe, cement, or fitting manufacturer before starting the job, unless he has been previously instructed on recommended solvent cementing procedures by a competent representative of the manufacturer. E. All fittings shall be standard weight schedule 40. At the purchaser's discretion, contract preference may be given those suppliers able to furnish all types of fittings required under this contract from a single manufacturer, in order that responsibility will not be divided in warranty claim situations. F. All fittings shall be injection molded of an improved PVC fittings compound featuring tensile strength, high chemical resistance, and high impact strength. In terms of the current ASTM Standard D-1784-69, the compound must meet the requirements in cell classification 13454B. Where threads are required in plastic fittings, these shall be injection molded also. All tees and ells shall be side gated. G. Apply primer and solvent on all pipe sizes and fittings. Primer solvent on both female male ends. H. All fittings shall bear the company's name or trademark, material designation, size applicable I.P.S. schedule, and NSF seal of approval. I. All threaded nipples shall be standard weight Schedule 80, with molded threads. 2.04 PVC CONDUIT/SLEEVING Pipe that is used for control wires sleeving shall be PVC conduit Schedule 40: Type 1220. All wires paving shall be installed in PVC conduit, or sleeves as indicated in details and Legend. 2.05 RING-TITE PVC PIPE A. All pipe indicated on the working drawings, shall be Class 160 PSI Johns -Manville pipe with ring-tite joints. B. All ring -tate joints shall be sealed with rubber rings as provided by the manufacturer. pipe joints shall provide for expansion and contraction. C. T rust bl - h ocks shall be rovided as re ui ed or r f ro eranchor a nd a a durabili of he P q P P 9 tY t the pipe. (Refer to Details) 2.06 BRASS PIPE ANU FITTINGS (if required) A. Brass pipe shall be 80% red brass, American National Standard Institute (ANSI), Schedule 40 screwed pipe. Fittings shall be medium brass, screwed 125 pound 2.07 BACKFLOW PREVENTION UNIT: See plan for type, manufacturer, and size. 2.08 QUICK COUPLING VALVES A. The body of the valve shall be red brass with a wall thickness guaranteed to normal working pressure of 150 pounds per square inch without leakage. Valve shall a 3/4 -inch female threaded opening at base. B. Hinge cover shall be red brass with a rubber -tike vinyl cover bonded to it in such a that it becomes a permanent -type cover, yellow in color. Hinge shall be locking type. C. Quick couplers shall be installed as indicated on Plan and Details. 2.09 AUTOMATIC CONTROL VALVES, ELECTRICAL A. Valve shall be per legend. B. Valve shall be capable of being operated in the field without electricity at the controller, by a bleeding valve. C. Valve shall be completely serviceable in the field without removing valve body from the line. D. Valve shall be installed in a shrub area whenever possible and installed according construction detail. 2.10 GATE VALVES Approved gate valves shall be Nibco T-113 or Hammond 606-32 with bronze turning handles. Size location shall be as indicated on Plan. 2.11 VALVE BOXES All remote control valves, gate valves, and pressure relief valves shall be installed in suitable valve boxes as shown in details, complete with locking covers. All shall be 'Christie', or an approved equal. Install tags. 2.12 AUTOMATIC CONTROLLER A. The Automatic Sprinkler Controller shall be as noted in the legend. S. All wiring to and from the controller shall be through. color -coded plugs and sockets. controller shall be locking, weather-proof type, constructed of heavy gauge steel with corrosion resistant enamel finish inside and out. 2.13 ELECTRICAL, HIGH VOLTAGE A. Power to and connection to the automatic controller shall be provided by the Owner. B. All electrical equipment outside of buildings shall be Nema 3 type, waterproof for installation: C. All high voltage work shall be installed under this section. Refer to Wiring, Low Voltage additional information. 2.14 WIRING, LOW VOLTAGE A. Connections between the controller and remote control valves shall be made with burial AWG -UF type wire, installed in accordance with valve manufacturer's specifications. Wire color: black or color coded for control, white for ground. B. Sizing of wire shall be according to manufacturer recommendations, in no case less than #14 in size. 2.15 SMALL SHRUBBERY SPRINKLER HEADS See irrigation plan legend for manufacturer and model numbers. PART3- EXECUTION 3.01 GENERAL A. Materials shall be of first quality and of domestic manufacturer unless otherwise noted. B. Coordinate the installation of all sprinkler materials, including pipe, with the landscape drawings, to avoid interfering with the trees, shrubs, or other planting. C. For purposed of legibility, sprinkler lines are essentially diagrammatic. Although size and location of sprinkler equipment are drawn to scale whenever possible, make use of all in all of the contract documents and verify this information at construction she. D. All work called for on the drawings by notes shall be furnished and installed whether or specifically mentioned in the specifications. E. Do not willfully install the sprinkler system as indicated on the drawings when it is obvious io the field that unknown obstructions or grade differences exist, that might not have been considered in the engineering or if discrepancies in construction details, legend, or specific notes are discovered. All such obstructions or discrepancies should be brought to the attention of the Owner's Representative. In the event this is not done, the Contractor must assume full responsibility for revisions necessary. Before any work commences, confer with the Owner's Representative regarding general details of work of this contract. 3.02 OBSERVATION SCHEDULE A. Contractor will be responsible for notifying the Landscape Architect and Owner's Representative in advance for the following observations according to the time indicated: -Pre-job Conference - 7 days -Pressure supply line installation and testing - 36 hours -System layout - 36 hours Coverage tests - 36 hours -Final Inspection - 48 hours B. When observations have been conducted by other than the regular Owner's Representative, show evidence of when and by whom these observations were C. No observation will commence without as -built drawings. 3.03 WATER SUPPLY.• Connections to the existing points of connection shall be at the approximate locations shown on the drawings. Minor changes caused �y actual site conditions shall be made without additional cost to the Owner. 3.04 LAY T• - OU . Layout sprinkler heads and make any minor adjustments required due to differences between site and drawings. Any such deviations in layout shall be within the intent of the original drawings, and without additional cost to the Owner. Layout shall be approved by the Owner's Representative before installation. 3.05 GRADES: Before starting work on the sprinkler system, carefully check all grades to determine that work may safely proceed, keeping within the specified material depths. 3.06 ASSEMBLIES - - A. Install the backflow assembly at the height required by local codes. B. Routing of pressure supply lines as indicated on drawings is diagrammatic. Install lines (and various assemblies) to conform with details on plans. C. Install no multiple assemblies on plastic lines. Provide each assembly with its own outlet. When called for, the pressure relief valve shall be the last assembly. D. Brass pipe and fittings shall be assembled using Teflon dope, or equivalent, applied to the male threads only. This is also true of plastic pipe and threaded fittings. ` 3.07 LINE CLEARANCE: All lines shall have a minimum clearance of 4 inches from each other, and 6 inches from lines of other Parallel lines shall not be installed directly over one another. 3.08 TRENCHING A. Dig trenched and support pipe continuously on bottom of ditch. Lay pipe to an grade. Trenching excavation shall follow layout indicated on drawings and as noted. Where lines occur under paved area, these dimensions shall be considered subgrade. B. Provide minimum cover of 18 inches on all pressure supply lines. C. Provide minimum cover of 18 inches for all control wires. Provide minimum cover of inches for non -pressure lines. D. Provide minimum cover of 24 inches for all lines under paving. 3.09 BACKFILLING A. Initial backfill on all lines shall be of a fine granular material with no foreign matter that 1/2 -inch in size. Backfill material shall be approved soil. B. Backfill material shall be tamped in 4 -inch layers, under the pipe and uniformly on sides for the full width of the trench and the full length of the pipe. Materials shall sufficient dam to ermit thorn ly p p ugh compaction under and on each side of pipe, to provide support free of voids. Backfill for trenching shall be compacted to dry density equal to the adjacent undisturbed soil, and shall conform to adjacent grades without dips, sunken areas, humps, or other irregularities. Under no circumstances shall truck wheels be used for compacting soil. C. Provide sand backfill a minimum of 6 inches over and under all piping under paved areas. 3.10 PVC PIPE A. PVC pipe shall be snaked in a manner which will provide for expansion and contraction recommended by the pipe manufacturer. B. All plastic to metal joints shall be made with plastic male adaptors, unless otherwise shown in details. C. The joints shall be allowed to set at least twenty-four (24) hours before pressure is applied to the PVC pipe system. D. Main lines shall be tested in place before backfilling for a period of not less than four hours and shall shown no leakage or loss of pressure. During the test period, test pressure, at the highest point of the section being tested, shall be 150 pounds per square inch. Center filling of pipe lengths is allowed. E. After all new sprinkler piping and risers are in place and connected, all necessary has been completed and prior to the installation of sprinkler heads, control valves shall opened and a full head of water used to flush out the system for a minimum of five minutes. . F. At the conclusion of a system flushing, the heads shall be Installed and tested for operation in accordance with design requirements under normal operating pressure. Contractor shall v r' e rf head ressures with hot tube a d d' st v y p p n a Ju aloe to correspond with design pressure. 3.11 INSTALLATION OF RING-TITE PVC PIPE A. Except as may be noted in other parts of the Specifications or on the drawings, installation of Ring -Tito pipe and connecting fittings shall be outlined in manual furnished by pipe manufacturer, or as set forth by the Johns-Mansville Company Manual #772-62A. This shall include, but not be limited to, the installation of the pipe at the depth and the correct location of concrete thrust blocks of adequate sizes. Contractor shall make available the services of the manufacturer's representative at the start of the installation and during construction. B. Each line shall be tested at a pressure 50 PSI greater than the manufacturer's recommended working pressure for a period of four (4) hours, with the couplings connections exposed and with the center of pipe section sufficiently supported and filled to hold pipe in place. 3.12 SPRINKLERS A. All nozzles on rinkle s rs shall be ti hten d a o I' p g e ft r instalatron. Atl sprinklers having an adjustment stem shall be adjusted on a lateral line for the proper radius, diameter gallonage per approval of the Owner's Representative. B. Sprinkler heads and risers shall be installed according to details for final approval. C. Spacing of heads shall not exceed the maximum indicated on the drawings. In no shall the spacing exceed the maximum recommendation by the manufacturer. 3.13 VALVES A. Remote control valves shall be adjusted in order that a uniform distribution of water applied by the sprinkler heads to the planting areas for each individual valve system. B. Quick coupling valves shall be set approximately 12" from walks, curbs, header boards, or paved areas where designed. Refer to installation detail. Place quick couplers in valve boxes. 3.14 VALVE BOXES A. Valve boxes shall be set one inch (1") above the designated finish grade in lawn areas three inches (3") above finish grade in ground cover areas. B. Valve boxes installed near walks, curbs, header boards, and paving shall not abut those items. Top surfaces shall be flush with, and perpendicular to, hems listed above. C. Valve boxes shall be installed in shrub planters, not in turf areas whenever possible, unless otherwise approved. 3.15 AUTOMATIC CONTROLLER LOCATION AND INSTALLATION A. The automatic controller shall be installed at the approximate location shown on the unless otherwise instructed by the Owner's Representative. B. All local and other applicable codes shall take precedence in connecting the 100 volt electrical service to the controller. Owner shall provide power to controller. Irrigation Contractor shall complete hook-up to controller. C. There shall be adequate coverage of earth (18" minimum) over the 24 -volt control Bundle and tape wires at 15' O.C. and install adjacent to mainline. 3.16 CONTROL WIRE A. All electrical equipment and wiring shall comply with local and state codes and be by those skilled and licensed in the trade. B. Connecting and splicing of wire at the valves or in the field shall be made using Rain Pen -Tile connectors. - C. Three (3') feet long Pig -Tail wire splices shall be allowed only at 1500 ft. intervals. The splices shall be enclosed in an RCV Box with cover stenciled'E8' in yellow. 3.17 BACKFLOW PREVENTION UNITS A. The backflow prevention units shall be installed as shown on Plans and Details. Backflow prevention units shall be installed per local codes including certification. 3.18 FLUSHING THE SYSTEM: After all new sprinkler pipe lines and risers are in place and connected, all necessary diversion work has been completed, and prior to installation of sprinkler heads, the control valves shall be opened and a full head of water used to flush out the system for a minimum of 5 minutes. Sprinkler heads shall be only after flushing of the system has been accomplished to the complete satisfaction of the Owner's Representative. 3.19 ADJUSTING THE SYSTEM A. Adjust the valves and alignment and coverage of all sprinkler heads. If it is determined that adjustments in the irrigation equipment or nozzle changes will provide proper more adequate coverage, make all necessary changes or make arrangements with manufacturer to have adjustments made, prior to any planting. These changes or adjustments shall be made without additional cost to the Owner. B. The entire system shall be operating property before any planting operations commence. 3.20 COVERAGE TEST: When the sprinkler system is completed, perform a coverage test in the presence of the Owner's Representative to determine if the water coverage for planting areas is complete and adequate. Furnish materials and perform all work required to correct any inadequacies of coverage due to deviations from plans, or where the system has been willfully installed as indicated on the drawings when it is obviously inadequate, without bringing this to the attention of the Owner's Representative. This test shall be accomplished before planting begins. 3.21 HYDROSTATIC TEST: All Hydrostatic tests shall be made only in the presence of the Owner's Representative, or other duly authorized representative of the Owner. No pipe shall be backfilled until it has been inspected, tested, and approved in writing. Pressure supply lines shall be tested under a hyd,rstatic pressure of 150 pounds per square inch for a period of four hours. 3.22 COMPLETION A. Upon completion of the work, make ground surface level, remove excass materials, rubbish, debris, etc., and remove construction and installation equipment from the premises. B. Supply as part of this contract the following tools: -Two wrenches for disassembling and adjusting each type of sprinkler head supplied. - Two keys for each automatic controller. - Four quick coupler keys with attached hose swivels. • Four (4) of each of all types of sprinkler heads and nozzles. - Two keys for enclosure lock. - Two cover lifting tools for valve boxes. C. The above equipment shall be turned o�,ver to the Owner at the conclusion of the project. Before final acceptance can occur, evidence that the Owner has received materials must be shown to the Owner's Representative. PART 4- RECORD DRAWINGS, CHARTS & MANUALS 4.01 RECORD DRAWINGS A. Record accurately on one set of black and white prints of the drawings, all changes in the work constituting departures from the original contract drawings, including changes in both pressure and non -pressure lines. B. Upon completion of each increment of work, transfer all such information and to the prints. The changes and dimensions shall be recorded in a legible and manner to the satisfaction of the Owner's Representative. When the drawings are approved, transfer all information to a set of reproducible drawings at cost by the Owner's Representative. C. Dimensions from two permanent points of reference (buildings, monuments, sidewalks, curbs, pavement, etc.). Locations shown on as -built drawings shall be kept day to day as the project is being installed. All dimensions noted on drawings shall be 3/8 -inch in size. D. Show locations and depths of the following items: -Point of connection. -Routing of sprinkler pressure lines (dimension maximum 100 feet along -Sprinkler control valves (buried only). -Routing of control valves. -Other related equipment (as may be directed by the Owner's Representative). E. Quick coupling valves. F. Maintain as -built drawings on site at all times. _ G. Make all changes to reproducible drawings in ink. If necessary, use eradicating fluid when redoing drawings. - 4.02 CONTROLLER CHARTS - A. As -built drawings must be approved by the Owner's Representative before charts are prepared. B. Provide one controller chart for each controller supplied, of the maximum size the controller door will allow, showing the area covered by the automatic controller. The is to be a reduced drawing of the actual as -built system. However, in the event controller se uence is of le ib e q n g I when the drawing is reduced, lt shall be enlarged to size that will be readable when reduced. The chart shall be a blackline print and a color shall be used to show the area of coverage for each station. C. When completed and approved, the chart shall be hermetically sealed between two of plastic, each piece being a minimum 20 mils. thick. The chart shall be mounted Velcro or approved equal type of tape. D. These charts must be completed and approved prior to final inspection of the irrigation system. 4.03 OPERATION AND MAINTENANCE MANUALS A. Prepare and deliver to the Owner's Representative within ten days by calendar prior completion of construction, all required and necessary descriptive material in complete detail and sufficient quantity, properly prepared in individual bound copies of the operation and maintenance manual. The manual shall describe the material installed and shall be sufficient detail to permit the operating personnel to understand, operate, and maintain all equipment. Spare parts lists and related manufacturer information shall be included for each equipment item installed. Each complete, bound manual shall include the information: 1. Index sheet stating Contractor's address and telephone number, duration of guarantee period, list of equipment with names and addresses of local manufacturer representatives. 2. Complete operating and maintenance instructions on all major equipment. B. In addition to the above maintenance manuals, provide the maintenance personnel instructions for major equipment and show written evidence to the Owner's Representative at the conclusion of the project that this service has been rendered. PART 5 - GUARANTEES A. The entire s rinkler s stem shall be unc 'o I ondrti na uaranteed b Co tract r P Y IY 9 Y n o as to material and workmanshi includin settlin of bac ' le a e b kfrl d r as slow rade ora eriod P. 9 9 9 f P one (1) yearfollowing the date of final acceptance of the work. Owner may option to withhold part of final payment until the one year product/workmanship guarantee has elapsed from date of final acceptance. B. If within one year from the date of completion, settlement occurs, and adjustments in pipes, valves and sprinkler heads or paving is necessary to bring the system or paving to the proper level of the permanent grades, contractor, as part of the work under his contract, shall make all adjustments without extra cost to Owner, including the restoration of all damaged planting, paving or other improvements of any kind. Should any difficulties develop within the specified guarantee period which Owner feels may be due to material and/or workmanship, these difficulties shall be immediately corrected by Contractor to the satisfaction of Owner at no additional cost to Owner, within 48 hours of written notice, including any and all other damage caused by such defects. Failure of Contractor to respond in a timely manner to repair damaged conditions, shall prompt to repair same and deduct costs of labor, material and equipment used from Contractor's final payment. C. The Owner reserves the privilege of making any emergency repair without Contractor's warranty obligations. D. Written guarantee shall be supplied in the completion of the project, showing date completion. END OF SECTION PLANTING PART 1- GENERAL 1.01 Refer to standard contract documents for non-technical contractual requirements and conditions. 1.02 SCOPE A. Work included: All labor and materials, appliances, tools, equipment, facilities, transportation, and services necessary for and incidental to performing all operations in connection with furnishing, delivery, and installation of "Landscaping", complete, as shown on the drawings and/or specified herein. Work includes, but is not limited to following: 1. Provide the fine grading in all areas to be planted. 2. Furnish and apply weed control to all planting areas. 3. Preparation of soil in all planting areas per soils analysis. 4. Furnish and install all plant materials. 5. Stake trees. 6. Furnish and install sodded lawn. 7. Furnish and install redwood header board. 8. Furnish and apply bark mulch. 9. Pruning of nursery stock. 10. Maintenance of all plantings until end of maintenance period and acceptance. 11. Guarantee of materials and workmanship. B. Related work specified under other contracts (copies available from the Owner). 1. Concrete sidewalks and curbs. 2. Asphalt paving. 3. Rough grading. 4. Electrical. C. Verification of Plant Quantities: Quantities given for plant materials are shown for convenience only. The Contractor shall provide all plants shown on the plans. PART 2 - MATERIALS 2.01 MATERIALS: If requested, samples of soils additives and plants shall be submitted for inspection and stored on the site until furnishing of materials is completed. Delivery may begin upon approval of samples, or as directed by the Owner's Representative. A copy of delivery slips on all materials used on project shall be forwarded to the Owner's Representative. Substitutions in any material will not be permitted unless specifically approved in writing by the Owner's Representative. A. Soil and Soil 1 mend9 rtilizer for soil conditioning and maintenar.;e shall bear the manufacturer's guaranteed analysis, and shall be as recom mended in the required laboratory report. 2. Fertilizer plant tablets shall be'AGRIFORM SLOW RELEASE' to be applied Manufacturer's Specifications. Application rates: Apply 21 gram agriform tablets at the following rates per plant by size: Shrubs: -1 gal. shrub - 1 tablet -5 gal. shrub - 3 tablets -15 gal. & 24" box shrubs - 1 tablet for each 1/2" of trunk Diameter or each foot height or spread. Trees: Apply one 21 gram agriform tablet for each 1/2" of trunk diameter or each foot height or spread. Ground Cover: Apply one 5 gram agriform tablet per rooted ground cover cutting. Refer Manufacturer's Specification for installation procedure. 3. Organic amendment shall be nitrolized redwood sawdust (.5% actual nitrogen), Fir Bark 1% nitrogen). It shall be fine textured, having minimum 80% passing screen and minimum 95% passing #4 mesh screen. Salinity shall be no than 3.5 millimhos per centimeter at 25 Centigrade as measured by extract conductivity. Organic amendment shall be mineralized with iron sulfate. Pine shall not be used as an organic amendment. 4. Import soil, if required, shall be free from debris, roots, and large rock and shall be of the same structure and USDA classification as the site soff and shall be free of all deleterious materials harmful to plant life. Expansive soil is not acceptable. B. Plant Materials 1. Quality and size of all plants shall conform to the California Standard Code of nursery stock and shall be No. 1 grade. Plants shall be vigorous, normal growth, free from disease, insects, insect eggs and larvae. All plants shall equal or exceed any measurements specified and shall be supplied from source indicated when a source is specified. 2. Container stock shall have grown in containers for at least one year, but not over two years. Samples shall be shown to prove that no rootbound prevail. No container plants that have cracked or broken balls of earth, when taken from container, shall be planted except on special approval from the Owner's Representative. 3. Nomenclature conforms to customary nursery usage: For clarification, the term "multi -trunk" defines a plant having a minimum of three trunks and a maximum five trunks of nearly equal diameter. 4. Inspections; All plant materials must have been previously inspected at the nursery by a State or County Horticultural Department, and shall be subject to the inspection and approval of the Landscape Architect before planting. a. Inspection of Plant Material: inspection of plant materials required by City, County, State, or Federal authorities shall be the responsibility of the Contractor and where necessary he shall have secured permits or certificates prior to delivery of plants to the site. b. Plants shall be subject to inspection and approval or rejection at place of growth and on the oroiect site at anv time before and durina of work or during the maintenance period. Poor condition, defects, injuries, and improper size, variety, and shape shall be cause for rejection. Rejected plants shall be removed from the project site immediately. 5. Substitutions for the indicated plant materials will be permitted provided the substitute materials are approved in advance by the Landscape Architect and the substitutions are made at no additional cost to Owner. Except for authorized variations, all substitute plant materials shall conform to the requirements of these specifications. If the accepted substitute materials are of a less value than those indicated ors ecified the Contract rice ill be ad' sted in P � P w Ju accordance with the provisions of the Contract. C. Tree support materials: 1. Stakes for tree su ort shall be lode ole ine free from k ots rot cross rain PP 9 P P n, 9 or other defects that would impair strength. Stakes shall be pressure treated with pentachlorophenol, and a minimum of 2" diameter by 8'-O" long and pointed one end. 2. Ties for holding trees shall be "cinch -tie" or approved equal. "Cinch -tie" by V.I.T. Products, 15561 Product Lane, D-4, Huntington Beach, CA 92649. 3. Tree guying materials shall be as follows: (a) Ground anchors for guying shall be redwood per detai (b) Guying wire shall be 12 gauge annealed galvanized steel. (c) Guying cable shall be a minimum of two strands, making a diameter steel cable. (d) Hose chafing guards shall be new or used 2 -ply, one half inch reinforced rubber or plastic hose and shall be all the same color on project. Length shall be one and one-half times the circumference of the plant at its base. (e) Guying cable shall be covered with 3/8" dia x 3" long white PVC tubing. (f) Turnbuckles shall be galvanized or cadmium -plated steel and have a minimum lengthwise opening fitted with screw eyes. . (g) Duckbill 88 -OTS earth anchor may be used as an alternate to the materials specified above manuf. by Foresight Products, Inc. North Glen, Colorado, (1-800) 325-5360. D. Mulching: Weed control mulch shall consist of processed "FOREST FLOOR 0-2" fiber material equal to or supplied by Aquinaga Fertilizer Co. 7992 Irvine Blvd., Irvine, 92708 Ph. #(714) 786-9558 Fax #(714) 786-9574. Submit sample of .any material prior to purchase and/or placement for Owner's Representative's approval. E. Lawn from Sod. Marathon Hybrid Fescue. Submittal for type end grower required Architect's approval. F. Header board/Mowstrip: See details. G. Herbicides: 1. Herbicides used must comply with all applicable State and Federal laws and registered with the U.S. Environmental Protection Agency Herbicide control shall be: (a) Pre -emergency application of "Treflan 5% Granules" or equivalent, applied according to manufacturer's recommendations and incorporated into soil as specified. (b) Post - emergence application of "Round -up" or equivalent, applied specified by manufacturer. Spray with extreme care to avoid contact with landscape plantings. PART3- EXECUTION 3.01 GENERAL PREPARATION A. Commence work as directed by the Owner's Representative and conduct operations continually to completion unless weather conditions are unfavorable. All work shall conform to high standards of practice within the trade. B. Clean up and remove from planting areas all existing plant material not removed under general site construction contract, including roots and any accumulated debris and rubbish before commencing work. Legally dispose of such materials off the site. C. Underground Obstructions to Planting: 1. If underground utilities, construction or solid rock ledges are encountered, other locations for planting maybe selected by the Owner's Representative. Damage to utility lines shall be repaired at the Contractor's expense at no additional cost to the Owner or Tenant. D. Protection of Existing Vegetation: 1. If lawns have been established prior to planting operations, the surrounding turf shall be covered in a manner that will protect turf areas before excavations begin. E. Storage: Store plants and materials on the project site, and Ansure that they are protected from damage by sun, rain, wind, theft, vandalism, and construction work. Water plants regularly. 3.02 INSPECTION OF WORK IN PROGRESS A. Installations and operations in progress must be approved at various stages by the Owner's authorized Representative. B. In no event shall the Contractor proceed from one state to another of the work, without prior approval of the Owner's authorized Representative. C. The Contractor must notify the Owner's authorized Representative for inspections of the following stages of work: 1. When all grading within planting areas has been completed. 2. When all plants are ready to be delivered at the nursery or when plants have delivered to the site and prior to any planting. 3. When all trees and shrubs have been spotted on the site where shown on drawings. 4. When all tree and shrub pits have been excavated after water has -leached out of the pits. 5. When weed germination and removal is complete, and seedbed is prepared prior to installatio n of seed. 3.03 FINE GRADING A. The Contractor shall import as required. The Contractor's bid shall indicate the total place cost of required import. No additional charges will be allowed. B. The soil shall not be worked when moisture content is so great that excessive compaction will occur, nor when it is so dry that dust will form, or clods not readily break up. C. The Contractor shall be responsible for dust control in areas within the scope of this contract. D. Rip in two directions to the depth of 12" on all areas upon which fill will be placed. E. Rough grade requirements shall allow for soil amendments. Coordinate with Contractor. F. Bring to the attention of the Owner's authorized Representative all soil in planting areas that contain any deleterious substances such as oil, plaster concrete, gasoline, paints, solvents, etc.. Upon the approval of the Owner's authorized Representative, remove and dispose of all above mentioned soil to the level of dryness in the affected areas. The affected soil shall be replaced with native soil. If the Contractor falls to notify Owner's authorized Representative of the above-mentioned soil, the Contractor shall be responsible for any damage to installed plants caused by such substances. G. If an area to be landscaped is not acceptable to the Contractor, he shall notify the Owner's Representative. H. Finish grade all planting areas to a smooth and even conditions, making certain that water pockets or irregularities remain. Remove and dispose of all foreign materials, and rocks over one inch in diameter within six inches of the surface so that, after conditions and planting, the finish grade in shrub and in groundcover areas is 3" below top of all curbs and 1" below the top of all walks. I. Omit rototilling on slopes 2 to 1 or greater in ration. Instead, lightly hand scarify the soil. Refer to Drawings for sloped areas, if any. J. Patch all areas having damage from erosion and so related earth moving to create smooth and regular surface for planting. Final grade to be approved by Representative. 3.04 SOIL CONDITIONING (also see Fine Grading Section) A. Broadcast the recommended soil additives per 1,000 square feet and cultivate to a depth of 6" based upon required soils and plant laboratory report. It is the Contractor's responsibility to obtain soils tests. Soils analysis shall be done by Soils & Plant Laboratory, Inc. 412 S. Lyon, Santa Ana, CA (714) 558-8333. Copies of the report be sent to the Owner's Representatives. B. For bidding purposes when no soils report is available in all planting areas the application shall be made per 1,000 square feet of area and shall be thoroughly in two directions into the top 6" of soil, and the area watered down: 3 CU. YDS. nitrolized wood 20 LBS. 12-12-12 commercial fertilizer (Best Products or 100 LBS. AG. 10 LBS. soil 20 LBS. iron sulfate C. For biddin ur oses where no soils re ort is av ilable a are of b c ' g p p p a , pr p s I mix for a kfill in for trees, shrubs and vines, other than azaleas, ferns and palms, as follows: 2/3 YD screened site 1/3 YD nitrolized wood 1 LB. 12-12-12- commercial 10 LBS. AG. 1 LB. Soil 2 LBS. iron sulfate Planting pits shall be excavated one and one-half the diameter and 12" below the depth for trees, 6" for shrubs. (Refer to planting details). D. Prepare soil mix for back fill in pits for azaleas, camellias, ferns and other plants (as specified) as follows: 1/3 Washed Plaster 1/3 Canadian Peat 1/3 Loamite or Forest Humus E. Backfill mix for Palms shall be concrete sand. (Refer to details) F. The prepared soil shall be uniformly blended in an area adjacent to the planting work shall be accurately proportioned using a suitable measuring container. Unused excavated soil shall be removed from site. Protect the mix from water until it has placed in backfill around plants. . 3.05 WEED CONTROL/ABATEMENT A. Weed abatement: after earthwork, installation of irrigation system, and soil preparation, but prior to planting, perform weed abatement program to all planting areas as follows: 1. Hydroseeded or hand seeded planting areas; a. Apply sulfate of ammonia at the rate of 5 Lbs. per 1,000 Sq. Ft. to areas be planted. b. Keep area moist by regular irrigations for a period of two (2) weeds germinate existing weed seeds. c. At the end of two weeks, apply "Round -Up" or equal systemic Do not irrigate within six (6) hours after application. Herbicide shall applied by an individual with appropriate license, refer to specifications for period of time required from time of application to time of implementing planting. After complete weed kill, remove all residue and top growth and dispose of in a legal Alternative methods of weed kill for item C my be Vapam or Bromide applied per licensed herbicide agency and specifications. 2. Shrub and hand planted ground cover areas; a. Apply pre -emergent weed control chemicals to hand groundcover areas. Do not apply to areas to be seeded. b. Proceed with installation of shrubs and groundcover after removal of any weeds by cultivation. c. If stubborn and residual weeds should persist, i.e. Bermuda grass, eradication procedure shoud be repeated. The type of weeds that exist should be identified and coordinated with an approved licensed pest control advisor to ensure compatibility with chemical and season of application. Do not use material or method that would adversely affect new plantings, slope stabilization, or hydroseeding. B. The Contractor shall be responsible for control of weeds in all landscape areas through final acceptance of the work. Any selective weed control spray or physical weed removal shall be the Contractor's responsibility and the Contractor shall repair any damage resulting from weed control activity. C. All herbicides shall be applied only by a licensed herbicide application agency. herbicides shall be applied without first obtaining written approval from the city inspector. 3.06 PLANTING SHALL BE DONE AS FOLLOWS: A. Planting of Trees 1. Position plants in plant locations indicated on drawings and secure approval before excavating pits, making necessary adjustments as indicated. 2. All pits for trees shall be dug square with bottom level, the length of sides depth equal to one and one-half times the diameter of the tree ball. soils at sides and bottoms shall be loosened by scarifying or other approved method. Pits shall be backfilled with native soil to a depth of 12 . The of the pit filled with "amended soil", thoroughly settled by water application. (Refer to planting details and spacing details) 3. Set lants in center of it in a verti al si ion o ow c o t s that cr n of ball will be level P P P with finish grade after allowing for watering and settling and shall bear the relationship to the finish grade that it did to the soil surface in the container. 4. Prepare depressed water basin as wide as plant balls at each plant. thoroughly, backfilling any voids with additional prepared planting mix. B. Planting Vines, Shrubs and Groundcovers 1. Vine and shrubs shall be planted in pits at least one and one-half times than the diameter of the rootball and at least 6" below the bottom of the ball. Compacted soil at bottom of pit shall be loosened and the pit filled with soil" to the bottom of the ball. When the plant has been properly set, the pit be filled to the required grade with "amended soil" and thoroughly settled tamping and watering. All vines shall be removed from stakes, untied, securely fastened in an approved manner to the wall, fence or other surface next to which they are planted. (Refer to planting details) 2. Prepare a depressed water basin as wide as plant balls at each plant. thoroughly, backfilling any voids with additional prepared planting mix. 3. Ground Covers (a) Pits for flat sized plants to be at least 4" x 4" x 4". Ground cover areas shall be moistened prior to planting. No flatted liner, or potted plants shall be planted in dry soil. (b) Set plants in center of pits so that crown of plant will be level finished grade after settling of soil, then backfill, and water. (Refer to spacing detail) (c) Flatted plants shall be well -rooted with runners at least 4" but not than 6" in length. C. Trees and Vines Occurring in Lawn 1. Trees and vines occurring in lawn shall be planted before final preparation those areas. 2. All trees shall be Installed with bark protection devices at their crowns. (Refer to planting detail) 3.07 TURF GRASS SOD A. Roll subgrade when soil is reasonably dry, using a 125 pound water ballast roller. If will not firm the sod bed underneath, it shall be permitted to settle until the Representative determines a satisfactory condition has developed. Re -rake or scarify all irregularities and cut or fill as required to establish uniform grade. Roll area again to a uniform grade. Areas to be planted to lawn, shall be finished smooth, satisfactory to the Owner's Representative before any sod is placed. B. Sod is to be freshly cut and placed in sections not smaller than one square foot. Stagger the joints between rolls. Sift soil (use soil waste that has fallen off sod) into all joints to fill any voids created. Roll sod with lightly weighted roller after completion of all operations. C. The lawn edges shall be maintained in a neat condition until acceptance of the work. D. Sufficient measures shall be taken to the Contractor to ensure the lawns against damage resulting from pedestrian traffic. If any type of barrier is used, it must meet with the approval of the Owner's Representative. Any damage to the lawns shall be repaired the Contractor before acceptance will be made. E. Repair: When any portion of the sod area becomes discolored, waterlogged, or damaged or unhealthy following sodding within the period of Contractor's responsibility, the affected portion shall be repaired to re-establish the condition and grade of the soil prior to installation and shall then be replanted as originally specified at no cost to the Owner. 3.08 HYDROSEEDING A. Slope areas: Refer to planting plan and slope mix designs for types and amount of to be used. Alternate seed mixes may be used only upon approval of the Architect or the Owner's Representative. The designed slurry mixes shall be applied by an approved hydromulch company. Designed slurry mixes will be either for irrigated or irrigated slope conditions. (Refer to plans and seed mix designs). Each container of slurry mix shall be applied within a 2 hour time limit, or be rejected and removed Contractor's expense. B. Turf Areas: The designed seed and slurry mix shall be applied in designated areas by approved hydromulch company within a 2 hour time limit per container mix. (Refer Planting Plan and Legend). Where applicable, a substitute seed mix may be used upon approval of the Landscape Architect or Owner's Representative. C. Daily Work Sheets: Daily work sheets shall be signed by the Nozzlemen and sent to Owner's Representative for payment approval. The following information shall recorded: 1. Seed - types, amounts 2. Fertilizer - analysis, amount 3. Mulch - type, amount 4. Seeding additive - type, amount 5. Number of loads - amount of water 6. Area covered - in acres 7. Equipment used - capacity and license number D. Protection/Clean-up; Prevent and/or clean-up overspray onto concrete reservoirs, drainage ditches, channels, structures, roads and walkways. Overspray and spillage onto restricted areas shall be removed the same day at Contractor's expense to the satisfaction of the Owner's Representative. 3.09 STAKING (See Staking Details) A. Stakes shall be driven into the ground in such a way as to minimize damage to the ball the tree, and shall be placed so that the tree will blow away from the stakes, except such placement will cause damage by parked cars. B. Form loops around trunk with 'cinch -ties', and securely attach through stake(s) in at least 2 places at the top of the stake so that slippage cannot occur. (Refer to Detail) 3.10 GUYING Trees 36" box size or larger, shall be immediately guyed after planting with four guys per tree. (Refer Detail) 3.11 PRUNING: Pruning of nursery stock shall not be done prior to delivery. All plants shall be pruned according to standard horticultural practice by a qualified arborist approved by the Owner's Representative. All cuts shall be covered by an application of "Tree Seal" or equal, colored to match trunk. Do not use lead base paint. 3.12 MULCHING: A. All planting areas (except as noted) shall be mulched (top dressed) with a minimum of depth layer of "Forest Floor 0-2 inch" wood fiber material. Remove mulch falling on surface areas. 3.13 CLEAN-UP A. During the course of the work and at its conclusion, remove surface material from the site and leave the premises in a neat and clean condition. B. Remove all tags, labels, nursery stakes and ties from all plants. 3.14 PROTECTION Contractor shall carefully and continuously protect all areas included in the Contract, Including plant materials, fences, supports, public safety, etc., until final acceptance of the work by the Owner's Representative. 3.15 MAINTENANCE A. Maintenance operations shall begin immediately after each plant is planted and shall continued satisfactorily for a period of 90 days after the time all items of work have been completed as specified herein and to the satisfaction of the Owner's Representative. B. During the maintenance period specified in paragraph A. above, all plants and areas shall be kept watered at all times; weeds shall be removed and disposed of; and depressions shall be maintained and cultivated and kept well formed around trees ' shrubs; paper and debris shall be regularly removed from planters; and water system shall be maintained and repaired; rodents shall be controlled; and the entire project shall be cared for that a neat and clean condition is presented at all times. Keep walks and swept clean. Legally dispose of excess materials including paper and debris in planted areas. C. Maintain a sufficient number of men and adequate equipment to perform the work herein specified from the time of planting until completion of the maintenance and acceptance by the Owner. D. An application of fertilizer shall be made to all landscape areas just prior to the completion of the maintenance period according to the recommendations for the required soils laboratory report. E. A written notice re uesti a re -mai en e ' 'o q ng p nt anc rnspectr n shall be received by the Owner s Representative at least 5 days to completion of the project. F. A written notice requesting final inspection shall be received by the Owner's Representative at least 5 days prior to completion of maintenance period. G. The Contractor shall make a periodic inspection of plant materials until the end of guarantee plant period. If unfavorable conditions exist which might be harmful to the guaranteed plant, the Contractor shall notify the Owner in writing of the condition, or he may be held responsible under the guarantee. H. Pre -maintenance inspection and final inspections are to be held with the understanding that the project has been reviewed by the principals of the responsible Contractor in advance of the review by the Owner's Representative and/or Owner. Discrepancies noted during this advance review are to be corrected before the project receives these official inspections. I. The Landscape Contractor shall refer to the Landscape Maintenance Manual for further maintenance requirements (if applicable). PART 4 - GUARANTEES 4.01 GUARANTEE All shrubs and groundcover shall be guaranteed by Contractor as to growth and health for period of (90) days after completion of the specified maintenance period, and/or final acceptance by the Owner's representative. All trees up to 24: box size shall be guaranteed by Contractor to live and grow in acceptable upright position for a period of six (6) months after completion of the specified maintenance period, and/or final acceptance by the Owner's representative. Trees in 24" boxes or larger, and all field grown specimens shall be guaranteed by Contractor to live and grow in an acceptable upright manner for period of one (1) year after completion of the specified maintenance period, and/or final acceptance by the Owner's representative. 4.02 REPLACEMENT STOCK All replacement stock shall be subject to the same warranty requirements as the original stock. Any damage due to replacement operations shall be repaired by the Landscape Contractor. At the end of warrant er'od s ecti s r rn on shall be made 'ointl b the Tenant s Construction Re resentative Develo er YP P J Y Y P P Tenant and Landscape Contractor. All plants and lawn areas not in a healthy growing condition shall removed and replaced with plants and grasses of a like kind and size before the close of the next planting season. END OF SECTION CITY OF FONTANA, CALIFORNIA DRAWN BY. KPF VENTAN POINTE TRA 16137 SCALE: N/A DESIGNED BY: OMMUNITY I ES (STRICT DATE: KPF a) rn 10/17/01 CHECKED BY: OVED BY: DAT/�, DWG. NO.: I2 RWK Q rn W ¢o 3083 12 CITY ENGINEER R.C.E. 51152 EXP. DATE 12/31/02 L A N D S CA P E ARCHITECTURE SITE PLANNING 10621 Church St., Suite 106 Rancho Cucamonga, CA 91730 (9091 484-2800 Fax (9091484-2802 .• Richard Krtxnwiede AZ Lic. #2 911 AZ Lic. #29115 W Lic. # 446 "• TX. Lic. #1884 \ply p S C q pF a�o� 4k.1KrUMW10 -9 . a a .� 6, 6 �CP T" J � A -4 Date / NN PF C z O o� z a� OU Q� C7 � Z Q J PREVISIONS' �- , �.�, A.. DRAWN BY' --DATE �SCAL� 0128-5 �. I o 1ZOF jam, SHTS. i -, 0 . 8 a) rn < Vo in 0 - r Q rn W ¢o - 0 � wZ� O a O 0 o,6x U = , LL H W o 7- 1 N � ¢~M W 65P 4, r W M W �1=� Oma �- m - U) o r lcr cc 0) W ft ()W {� +�-� 0CL Z Z 00 U # (0a M ur) M V t - z O o� z a� OU Q� C7 � Z Q J PREVISIONS' �- , �.�, A.. DRAWN BY' --DATE �SCAL� 0128-5 �. I o 1ZOF jam, SHTS. i -,