HomeMy WebLinkAbout3110-7IRRIGATiON SYSTEM
4. Brass Pipe and Fittings
i. GENERAL a. Where indicated on the drawings, use red brass screwed pipe conforming to Federal Specification b, install no multiple assemblies on plastic lines. Provide each assembly with Its own outlet.
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A. SCOPE OF WORK b. Fittings shall be red brass conforming to Federal C. Install all assemblies specified herein to accordance with respective detail, In absence of detail
Specification "ttJW-P-460, drawings or specifications pertaining to specific Items required to complete wor"rform such work in
Provide all labor, materials, equipment, and services necessary to furnish and Install irrigation System as 5. Galvanized Pipe Fittings accordance with best standard practice with prior approval of Architect
shown on the drawings and described herein, a. Where indicated on the drawings, use galvanized steel pipe ASA Schedule 40 mild steel screwed
pipe, d. PVC pipe and Fittings shall be thoroughly cleaned of dirt, dust and moisture before installation.
B. QUALITY ASSURANCE AND REQUIREMENTS b. Fittings shall be medium galvanized screwed beaded malleable iron, Galvanized couplings may Installation and solvent-welding methods shall be as recommended by the pipe and Fittings manufacturer.
be merchant coupling, e, On PVC to metal connections, the Contractor shall work the metal connections first, Teflon
1. Permits and Fees c, All galvanized pipe Fittings installed below grade shall be painted with two (2) coats of Koppeers
The Contractor shall obtain and pay for any and all permits and all inspections as required. 11050 Birumastic." tape or approved equal shall be used on all threaded PVC to PVC, and on ail threaded PVC to metal
6. Gate Valves joints. Light wrench pressure is all that is required.Where threaded PVC connections are required use
2. Manufacturerb Directions a. Gate valves 2" and smaller shall be Nibco Bronze Gate Valve Model T-113, threaded PVC adapters into which the pipe may be welded,
Manufacturer's directions and detailed drawings shall be followed in all cases where the manufacturers of Line size refer to legend. p p p y
articles used in this contract furnish directions covering points not showing the drawings and 1. Quick Coupling Valves 5. Line Clearance
specifications. Quick coupling valves shall have a brass two-piece body designed For working pressure of 150 P.S.I. All Imes shall have a minimum clearance of six inches From each other and From lines of other trades,
operable with quick coupier.Key size and type shall be as shown on plans.
3. Ordinances and Regulations Parallel lines shall not be installed direct] over one another.
g 8. Backflow Prevention Units y
All local, municipal and state laws, and rules and regulations governing or relating to any portion of this a. Backflow prevention units shall be of size and type indicated on the irrigation drawings, Install 6. Automatic Controller
work are hereby incorporated into and made a part of these specifications and their provisions shall be backflow prevention units to accordance with Irrigation constructions details, a. Install controller in a vandal proof enclosure. Refer to the details.
carried out by the Contractor. Anything contained In these specifications shall not be construed to conflict b. Wye Strainers at backflow prevention units shall have a bronzed screwed body. with 100 mesh
with any of the above rules and regulations of the same. However, when these specifications and Mone] screen. b Install ea per manufacturer's instructions. Remote control valves shall be connected to
drawings call For or describe materials, workmanship, or construction of a better quality, higher standard, 9. Check valves controller in numerical sequence as shown on the drawings.
or larger size than to required by the above rules and regulations, the provisions of these specifications and Anti-drain valves shall be of heavy -duty virgin PVC construction with F,I.P. thread inlet and outlet. 1. High Voltage Wiring for Automatic Controller
drawings shall take precedence, Internal parts shall be stainless steel and neoprene, Anti-drain valve shall be Field adjustable against
drawout from 5 to 40 feet of head.The anti-drain valve shall be similar to the Valcon "ADV or approved a. 120-volt power connection to the automatic controller shall be provided by the Irrigation
4. Explanation of Drawings p g equal. Contractor.
Contractor is responsible For all offsets, Fittings, sleeves, etc., which may be required but are not indicated. 10. Control Wiring b. All electrical work shall conform to local codes, ordinances,and union authorities having
Contractor will carefully investigate the structural and Finished conditions affecting all of the work and a. Connections between the automatic controllers and the electric control vales shall be made with
plan the work accordingly, Furnishing such fittingst etc., as may be required to most such conditions. direct burial copper wire AWG-U,F. 600 volt. Plot wires shall be a different color wire Form each jurisdiction.
Drawings are generally diagrammatic and indicative of the work to be installed. The work shall be automatic controller. Common wires shall be white with a different color stripe For each automatic S. Remote Control Valves
installed in such a manner as to avoid conflicts between irrigation systems, planting, and architectural controller, Install in accordance with valve manufacturer's specifications and wire chart. In no case shall Install where shown on drawings and details. When grouped together, allow at least twelve Inches
Features. The contractor shall not willfully Install the irrigation system as shown on the drawings when It wire size be less than 014,
is obvious to the Field that unknown obstructions, grade differences or discrepancies in area dimensions b. Wiring shall occupy the same trench and shall be installed along the same route as pressure between valves. install each remote control valve in a separate valve box.
exist that might not have been considered in enginearing. Such obstructions or differences should be supply or lateral lines wherever possible, S. Flushing of System
brought to the attention of the Owner's authorized representative. in the event this notification Is not C. Where more than one (1) wire is placed to a trench, wiring shall be taped together at intervals of a. After ail new sprinkler pipe lines and risers are In place and connected, all necessary diversion
performed, the Contractor shall assume full responsibility for any revision necessary. ten(10) feet.
dAn expansion curl shall be provided within three l3) feet of each wire connection. Expansion work has been completed,and prior to installation of sprinkler heads the control valves shall be opened
.
C. SUBMITTALS curl shall be of sufficient length ar each splice connection at each electric control, so that in case of and a full head of water used to flush out the system.
repair, the valve bonnet may be brought to the surface without disconnection of the control wires. Control b. Sprinkler heads shall be installed only after Plushin of the stem has been accomplished to the
1. Material List p y g y p
Furnish the articles, equipment, materials, or processes specified b name in the drawl a and wires shall be laid loosely in trench without stress or stretching of control wire conductors.
p p y rig lete satisfaction of the Architect.
apaclficattono. No substitution will be allowed without prior written approval by the Architect. a. All splices shall be made with Scotch-Lok +'3516 Connector Sealing Packs, Rainbird snap-lite com I�
a. Complete material list shall be submitted prior to performing any work Materlai list shall wire connector, or approved equal. Use one splice per connector sealing pack 10. Sprinkler Heads
include the manufacturer, model number and description of all material and equipment to be used. F, Field splices between the automatic controller and electrical control valves will not be allowed a. Install the sprinkler heads as designated on the drawinea.Sprinkier heads to be Installed in this
b. Equipment or materials installed or Furnished without prior approval of the Architect may be with our prior approval of the Architect.
p pp y il. Automatic Controllers work shall be equivalent in all respects to those itemized.
rejected and the Contractor required to remove such materials from the site at his own expense. a. Automatic controllers shall be of size and type shown on the Plans, b. Spacing of heads shall not exceed the maximum indicated on the drawings, In no case shall the
C. Approval of any item, alternate or substitute indicates only that the product or products b Final location of automatic controllers shall be approved b the Owner's authorized
apparently most the requirements of the drawings and specifications on the basis of the information or pp y spacing exceed the maximum recommended by the manufacturer.
samples submitted. representative.
2. Record Drawings C. Unless otherwise noted on the plans, the 120 volt electrical power to the automatic controller D. TEMPORARY REPAIRS
a. The landscape contractor shall request 1n writtin from the landscape architect the documents contract to be Furnished by others, the final electrical hook-up shall be the reaponsibtiity of the Irrigation The Owner reserves the right to make temporary repairs as necessar to keep the sprinkler s stem
p q g p contractor. g p y p y p p y
necessary to proceed with the preparation of the as-bunts. d. Automatic Controllers shall be Installed in a vandal-proof enclosure, equipment in operating condition, The exercise of this right by the 15ulider-Developer shall not relieve the
b. The contractor shall dimension from two permanent points of reference, building corners, 12. Electric Control Valves Contractor of his responsibilities under the terms of the guarantee as herein a ecirted.
sidewalk, or road intersectionst etc., the locations of the following items: a. Provide and install one control valve box for each electric control valve. p g p
(1) Connection to existing water lines. b. All electric control valves shall have a manual Flow adjustment, E. EXISTING TREES
(2) Connection to existing electrical power.
(3) Gate valves. Where It is necessary to excavate adjacent to existing trees, the Contractor shall use all possible care to
(4) Routing of sprinkler pressure lines (dimension max. 100' along routing) 13. Control valve Boxes
l5) Sprinkler control valves, a. Use 10 inch round box for all gate valves, Brooke "9 or approved equal. avoid injury to trees and tree roots. Excavation In areae where two-Inch and larger roots occur shall be
(5) prink] of control valves.
b. Use 12 by 18-by II-Inch rectangular box for all electrical control valves, Carson Industries done by hand. All roots two Inches and larger 1n diameter, except directly In the path of pipe or conduit,
Routingwiring. 1419-128 or approved equal.
(1) Quick coupling valves, 14. Sprinkler Heads shall be tunneled under and shall be heavily wrapped with burlap to prevent scarring or excessive drying.
(8) Other related equipment as directed by the Architect, a, All sprinkler heads shall be of the same size, type, and deliver the same rate of precipitation with Where a ditching machine is run close to trees having roots smaller than two inches in diameter, the wall
c. On or before the date of the Final inspection, the Contractor shall deliver the corrected and the diameter (or radius) of throw, pressure, and discharge as shown on the plans and/ors specified on these
completed sepias to the Architect. Delivery of the sepias will not relieve the Contractor of the p g p p of the trench adjacent to the tree shall be hand-trimmed, making clean cuts through, Roots one-Inch and
special provisions.
responsibility of furnishing required information that may be omitted from the prints. b. Spray heads shall have a screw adjustment. larger in diameter shall be painted with two coats of Tree Seal or equal. Trenches adjacent to trees should
3. Controller Charts C. Riser units shall be fabricated in accordance with the details. be closed within twenty-four hours, and where this is not possible, the side of the trench adjacent to the
a. Record drawings shall be approved by the Architect before controller charts are prepared. d. Riser nipples For all sprinkler heads shall be the same size as the riser opening in the sprinkle , tree ehall be kept shaded with burlap or canvas.
b. Provide one controller chart For each controller supplied. All sprinkler heads
C. The chart shall show the area controlled by the automatic controller and shall be the maximum F. FIELD QUALITY CONTROL
size which the controller door will allow. 111. EXECUTION
d. The chart Is to be a reduced drawing of the actual as-built system. However, to the event the I, Adjustment of the System
controller sequence is not legible when the drawing is reduced, It shall be enlarged to a size that will be A. INSPECTION a. The Contractor shall Flush and adjust all sprinkler heads For optimum performance and to
readable when reduced. 1, site Conditions prevent over spray onto walks, roadways, and buildings as much as possible.
s. The chart shall be a or bluellne oealid print and a different color shall be used to indicate the b, IF it Is determined that adjustments in the irrigation equipment will provide proper and more
area of coverage For each station, a. All scaled dimensions are approximate. The Contractor shall check and verify all size
F. When completed and approved, the chart shall be hermetically sealed between two pieces of dimensions and receive Architect's approval prior to proceeding with work under this Section, adequate coverage, the Contractor shall make such adjustments prior to planting. Adjustments may also
plastic, each piece being a minimum 10 mils thick include changes to nozzle sizes and degrees of arc as required.
g. These charts shall be completed and approved prior to final Inspection of the irrigation system. b. Exercise extreme care in excavating and working near existing utilities. Contractor shill be
4. Operation and Maintenance Manuals responsible for damages to utilities which are caused by his operation or neglect. Check existing utilities c. Lowering raised sprinkler heads by the Contractor shall be accomplished within ten days after
Prepare and deliver operation and maintenance manuals as specified In Division 1 and as follows: drawings for existing utility locations. notification by Owner,
a. Catalog and parts sheets on every material and equipment installed under this Contract, C. Coordinate installation of sprinkler irrigation materials, Including pipe, so there shall be no d. All sprinkler head shall be set perpendicular to finished grades unless otherwise designated on
b. Guarantee statement, the plans.
c. Complete operating and maintenance Instructions on all major equipment. Interference with utilities or other construction or difficulty in planting trees, shrubs, and ground covers.
d I� d. The Contractor shall carefully check all grades to sattefy himself that he may safely proceed 2. Testing of Irrigation System
d. Ina addition to the above-mentioned maintenance manuals, provide the Owner's maintenance 9 g y
personnel with instructions For major equipment and show evidence in writing to the Architect at the before starting work on the sprinkler irrigation system. a. The Contractor shall request the presence of the Architect in writing at least 48 hours in advance
conclusion of the project that this service has been rendered, of testing.
5, Equipment to Be Furnished B. PREPARATION
Supply as a part of this Contract the following tools: b. Teat all pressure Imes under hydrostatic pressure of 150 pounds per square inch and prove
a. Two sets of special tools required For removing, disassembling and adjusting each type of 1. Physical Layout watertight.
sprinkler and valve supplied on this project. NOTE: Testing of pressure main lines shall occur rior to installation of electric control valves.
b. two Five-Foot valve keys for operation of gate valves. a. Prior to Installation, the Contractor shall stake out all pressure supply lines, routing and location 9 p p
C. Two keys For each automatic controller, of sprinkler heads. c. All piping under paved areae shall be tested under hydrostatic pressure of 150 pounds per square
d. Six quick coupler keys and matching hose swivels For each type of quick coupling valve installed, b. All layout shall be approved by Architect prior to installation, inch and proved watertight prior to paving,
The above-mentioned equipment shall be turned over to the Owner at the conclusion of the project, d. Sustain pressure in linea for not less than two hours for mainlines, or as requested by city. If
Before Final inspection can occur, evidence that the Owner has received material must be shown to the leaks develop, replace joints and repeat test until entire system is proven water-tight.
Architect. 2. Water Supply
asprinkler Irrigation system shall be connected to water supply points of connection se indicated e. All hydrostatic tests shall be made only in the presence of the Architect or other duly authorized
.
D. PRODUCT DELIVERY, STORAGE AND HANDLING representative of the Owner, No pipe shall be backfilled until it has been inspected, tested and approved
on the drawings.
Handling of PVC Pipe and Fittings: The Contractor Is cautioned to exercise care to handling, loading, b. Connections shall be made at approximate locations as shown on drawings. Contractor 16
to writing and shall be re-tested after backfill operations are complete.
unloading, and storing of PVG pipe and fittings, All PVC pipe shall be transported in a vehicle which F. Furnish necessaryforce um and all other test equipment.
allows the length of pipe to its Fiat so as not to subject it to undue bending or concentrated external load at responsible For minor changes caused by actual alta conditions. pump
any point. Any section of pipe that has been dented or damaged will be discarded and, if installed, shall 3. Electrical Supply g. When the sprinkler Irrigation system to completed, perform a coverage tear in the presence of the
be replaced with new piping. Architect to determine If the water coverage for planting areas Is complete and adequate. Furnish all
a. Electrical connections for automatic controller shall be made to electrical points of connection as materials and perform all work required to correct any inadequacies of coverage due to deviations From
E. GUARANTEE indicated on the drawings, plans or where the system has been willfully installed as indicated on the drawings when It to obviously
The guarantee for the sprinkler Irrigation shall be made in accordance with the form shown below. A b. Connections shall be made at approximate locations as shown on drawings. Contractor is Inadequate without bringing this to the attention of the Architect. This test shall be accomplished before
copy of the guarantee form shall be Included in the operations and maintenance manual. The guarantee responsible For minor changes caused by actual site conditions.
Form shall be re-typed onto the Contractor's letterhead and contain the Following information: any groundcover is planted,
C. INSTALLATION h, Upon completion of each phase of work, entire system shall be tested and adjusted to meet site
GUARANTEE FOR SPRINKLER IRRIGATION SYSTEM I, Tretching requirements.
We hereby guarantee that the sprinkler irrigation system we have Furnished and installed is free from a, Dig trenches straight and support pipe continuously on sand bedding at bottom of trench. Lay
defects in materials and workmanship, and the work has been completed in accordance with the drawings to an even rade.Trsnchin excavation shall follow layout indicated on drawings as noted. G. MAINTENANCE
and specifications, ordinary wear and tear and unusual abuse or neglect expected. We agree to repair or pipe g g y g I, the entire sprinkler Irrigation system shall be under full automatic operation For period of
replace any defects in material or workmanship which may develop during the period of one year From b. Provide for a minimum of eighteen (18") Inches cover for all pressure supply linea. p g y p p
date of acceptance and also to repair or replace any damage resulting From the repairing or replacing of C. Provide For a minimum cover of twelve (12") inches For all non-pressure lines, seven days prior to any planting.
such defecte at no additional cost to the Owner. We shall make such repairs or replacements within a 2. The Architect reserves the right to waive or shorten the operation period.
d. Provide for minimum cover of eighteen (18") Inches for all control whin g p p
reasonable time, as determined by the Owner, after receipt of written notice, In the event of our failure to g g
make such repairs or replacements within a reasonable time after receipt of written notice From the 2. Backfilling H. CLEAN-UP
Owner, we authorize the Owner to proceed to have said repairs or replacements made at our expense and a. The trenches shall not be backfilled until all required teats are preformed. Trenches shall be Clean-up shall be made as each portion of work progresses. Refuse and excess dirt shall be removed from
we will pay the costs and charges therefor upon demand.
carefully backfilled with the excavated material approved by the Solis Engineer for back-filling consisting the site, all walks and paving shall be broomad or washed down, and any damage sustained on the work of
PROJECT:
LOCATION: of earth, loam, sandy clay, send, or other approvedmaterials, free from large clods of earth or others shall be repaired to original conditions.
SiGNED: stones,Backflii shall be mechanically compacted in landscaped areas to a dry density equal to adjacent I. FiNAL OBSERVATION PRiOR TO ACCEPTANCE
Contractor undisturbed soil in planting areas, Backfill will conform to adjacent grades without dips, sunken areas,
ADDRESS:1. The contractor shall operate each system in Its entirety For the Architect at time of Final
PHONE: DATE OF ACCEPTANCE: humps or other surface irregularities.
b. A fine granular material backfill will be initially placed on all lines, No Foreign matter larger observation. Any items deemed not acceptable by the Observer shall be reworked to the complete
11. PRODUCTS than one-half (1/2) inch in size will be permitted In the Initial backfill, satisfaction of the Architect.
A. MATERIALS C. Flooding of trenches will be permitted only with the approval of the Soils Engineer, 2. The Contractor shall show evidence to the Architect that the Owner has received all accessories,
1. General: Use only new materials of brands and types noted on drawings, specified herein, or d. If settlement occurs and subsequent adjustments to pipe, valves, sprinkler heads, lawn or charts, record drawings, and equipment as required before Final observation can occur,
approved equals. planting, or other construction are necessary, the Contractor shall maks all required adjustments without J, OBSERVATION SCHEDULE
2. PVC Pressure Main Line Pipe and Fittings cost to the Owner, 1. Contractor shall be responsible For notifying the Architect in advance For the Following
a. Pressure main line piping For all sizes shall be PVC Class 315
b. Pipe shall be made from NSF approved Type 1, Grade 1 PVC compound conforming to ASTM 3. Trenching and Backfill Under Paving observations according to the time indicated.,
resin specification 1185. All pipe shall meet requirements as eat Forth in Federal Specification PS-21-10, a. Trenches located under areas where paving, asphaltic concrete or concrete shall be backfilled a. Pre-Job Conference - 1 days.
weld
(Solvent-pipe).
C. PVC sol-weldventp weld Fittings shall be Schedule 40, i-2, Il-1 NSF approved conforming to ASTM test with sand (a layer six inches below the pipe and three inches above the pipe) and compacted in layers to b. Pressure supply line installation and testing - 48 hours
procedure 02466. SO%. Trenches For piping shall be Inspected by the Solis Engineer prior to installing the pipes. All C. Automatic Controller installation - 48 hours.
d. Solvent cement and primer For PVC solvent-weld pipe and Fittings shall be of type and trenches shall be left flush with the adjoining grade. The sprinkler irrigation Contractor shall eat In place, d. Control wire installation - 48 hours. NADSC41p,
Installation methods prescribed by the manufacturer,
e. All PVC pipe shall bear the following markings: cap and pressure rest all piping order paving prior to the paving work e. Lateral Itte and sprinkler installation - 48 hours.
(1) Manufacturer's name. b. Generally, piping under existing walks is done by jacking,boring or hydraulic driving, but where F. Coverage test - 48 hours. (� E. Itj
(2) Nominal pipe size. any cutting or breaking of sidewalks and /or concrete is necessary, it shall be done and replaced by the g, Final observation - 1 days.
(3) Schedule or class. Contractor as part of the Contract cost. Permission to cut or break sidewalks and/or concrete shall be 2. When inspections have been conducted by other than the Architect, show evidence of when and
(4) Pressure rating to PSI.
(5) NSFPre surer ti Sanitation Foundation) approval, obtained from the Architect. No hydraulic driving will be permitted under concrete paving, by whom these inspections were made. Q�
P. All Fittings shall bear the manufacturer's name or trademark material designation, size, C. Provide For a minimum cover of twenty-four inches between the top of the pipe and the bottom of 3. No Final observation shall commence without ae-built drawings, In the event the Contractor calla
applicable i.P,S, schedule and NSF seal of approval. the aggregate base For all pressure and non-pressure piping installed under asphaltic concrete paving. for an observation without as-built drawings, without completing previously noted eorrectione,or without
3. PVC Non-Pressure Lateral Line Piping
A. Non-pressure buried lateral line piping shall be PVC class 200 with solvent weld joints on grade 4. Assemblies preparing the system for observations, he shall be reoponaible for reimbursing the Architect at the hourly 5-30-03
UVR pvc shall be Schedule 40. a Routing of sprinkler irrigation lines as indicated on the drawings to diagrammatic. Install Imes rate In effect at the time the observation portal to portal (plus transportation coot) For the Inconvenience.EXPIRATI IN DATE
b. Pipe shall be made From NSF approved, Type 1, Grade 11 PVC compound conforming to ASTM
resin specification 01184, All pipe shall most requirements set Forth to Federal Spaciftcatton PS-22-10, and various assemblies to conform with the details shown on drawings. No further inspections will be scheduled until this charge has been paid. t/
with an appropriate standard dimension ratio. SOF R`
c, Except as noted in Section it-A,a 4 b, all requirements For non-pressure lateral line pipe and CP�--
Fittings shall be the same as For solvent-weld pressure main line pipe and fittings as set forth to Section 11-
A-2 of these specifications.
SENCA4"'A ` CITY OF FONTANA
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5MLA,INC* Data Date DRAWNDY;
I > Landscape Architecture and Site Punning PUNS PREPARED UNDER SUPERVISiON OF:DAB iRRIC�,4TION SPECIFICATIONS SCALE: N.T.S.
119 K Maple St. Mite N, Corona CA. WWO PACTER MILLER fReference Plans for Parke DESIGNED BY: LR 159"-1 DATE:
(9
® ® (W13)131-124 FAX W 131-6551 n-ort-01 these improvements Date 99 IQ E v 16 I O N 6 App 4d
STS 11-��-Adi
CHECKED .BY: APPRO D . A f-* DU* NO, -�
SAX CITY ENGINEEW 51152 R.C.E. 3110 8
PRINTED: 11-01-01