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LANDSCAPE IRRIGATION SYSTE . M
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,
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,
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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 each
item):
I Item No. Description Manufacturer Model# -
1 . Pressure Supply Lines Lasco Schedule 40
2. Lawn Head Buckner #404
3� Etc. Etc, Etc.
C. Equipment or materials installed or furnished without the prior approval of the Owner's
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Representative may be rejected and such material removed from the site at no expense to
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the Owner.
Manufacturer's Specifications.
D. Approval of any items, alternates, or substitutes indicates only that product(s) apparently
3.
meet the requirements of the drawings and specifications on the basis of the information
3.1
or samples submitted,
conditions and planting, the finish grade in shrub and in groundcover areas is 3" below the
E. Manufacturer's warranties shall not relieve liability under the guarantee. Such warranties
Apply 21 gram agriform tablets at the following rates per plant by size:
shall only supplement the guarantee. The Owner's Representative may, at his option,
top of all curbs and I" below the top of all walks.
require a manufacturer's warranty on any product offered Tor use.
2.02 GENERAL PIPING
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A. Pressure supply line from point of connection through backflow prevention unit shall be
Shrubs: .
per local code. Pressure supply lines downstream of backflow prevention unit shall be per
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I thelegend.
3.
B. Non -pressure lines shall be Class 200 PVC pipe.
All
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2.03 PLASTIC PIPE AND FITTINGS
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A. All pipe shall be extruded of an improved PVC virgin pipe compound featuring high tensile
3.
strength, high chemical resistance and high impact strength. In terms of the current
Patch all areas having damage from erosion and so related earth moving to create a
ASTM Standard D-1769 or D-2241, this compound shall meet the requirements of cell
height or spread.
classification 12454B for pipe and 13454B for fittings. This compound must have a 2,000
3.1
psi hydrostatic design stress rating.
Trees:
I B. All pipe must bear the following markings: Manufacturer's name, nominal pipe size,
Representative.
schedule or class, pressure rating in P.S.L, and NSF (National Sanitation Foundation).
Apply one 21 gram agriform tablet for each 1/2" of trunk diameter or each foot of
The manufacturer shall also mark the date of extrusion on the pipe,
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C. Solvent cement joints for plastic pipe and fittings shall be made as prescribed by the
height or spread,
manufacturer. The high chemical resistance of the pipe and fitting compounds specified
square inch for a period of four hours.
in the foregoing sections makes it mandatory that an aggressive primer, which is a true
3.
solvent for PVC, be used in conjunction with a solvent cement designed for the f it of the
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. pipe and the fittings of each size range specified.
A.
D. Each pipe installer expected to make solvent joints shall receive instructions in the proper
3.22 COMPLETION
assembly of such joints from the representative of either pipe, cement, or fitting
3.1
manufacturer before starting the job, unless he has been previously instructed on
work specified from the time of planting until completion of the maintenance period
recommended solvent cementing procedures by a competent representative of the
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manufacturer,
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E. All fittings shall be standard weight schedule 40, At the purchaser's discretion, contract
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preference may be given those suppliers able to furnish all types of fittings required under
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this contract f rom a single manufacturer, in order that responsibility will not be divided in
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warranty claim situations.
3.1
F. All fittings shall be injection molded of an improved PVC fittings compound featuring high
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tensile strength, high chemical resistance, and high impact strength. In terms of the
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current ASTM Standard D-1784-69, the compound must meet the requirements described
B.
in cell classification 13454B. Where threads are required in plastic fittings, these shall be
B. Supply as part of this contract the following tools:
injection molded also. All tees and ells shall be side gated,
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G. Apply primer and solvent on all pipe sizes and fittings. Primer solvent on both female and
at prior completion of maintenance period,
male ends.
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H. All fittings shall bear the company's name or trademark, material designation, size
*Two wrenches for disassembling and adjusting each type of sprinkler head supplied.
applicable I.P.S. schedule, and NSF seal of approval.
guarantee plant period. If unfavorable conditions exist which might be harmful to the
1. All threaded nipples shall be standard weight Schedule 80, with molded threads.
,Two keys for each automatic controller.
2.04 PVC CONDUIT/SLEEVING
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Pipe that is used for control wires sleeving shall be PVC conduit Schedule 40: Type 1220. All wires under
* Four quick coupler keys with attached hose swivels.
paving shall be installed in PVC conduit, or sleeves as indicated in details and Legend.
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2.05 RING-TITE PVC PIPE
I e Four (4) of each of all types of sprinkler heads and nozzles. I
A. All pipe indicated on the working drawings, shall be Class 160 PSI Johns -Manville PVC
that the project has been reviewed by the principals of the responsible Contractor in
pipe with ring-tite joints.
� *Two keys for enclosure lock.
B. All ring-tite joints shall be sealed with rubber rings as provided by the manufacturer. All
C.
pipe joints shall provide for expansion and contraction.
- Two cover lifting tools for valve boxes.
3.
C. Thrust blocks shall be provided as required for proper anchorage and durability of the -
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tite pipe. (Refer to Details)
1. The Landscape Contractor shall refer to the Landscape Maintenance Manual for further
2.06 BRASS PIPE AND FITTINGS (if required)
C. The above equipment shall be turned over to the Owner at the conclusion of the project.
A. Brass pipe shall be 80% red brass, American National Standard Institute (ANSI),
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Schedule 40 screwed pipe. Fittings shall be medium brass, screwed 125 pound
Before final acceptance can occur, evidence that the Owner has received materials must
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2.07 BACKFLOW PREVENTION UNIT: , I
D.
See plan for type, manufacturer, and size.
be shown to the Owner's Representative.
2.08 QUICK COUPLING VALVES
A. The body of the valve shall b,� red brass with a wall thickness guaranteed to
3.1
normal working pressure of 150 pounds per square inch without leakage, Valve shall have
a 3/4 -inch female threaded opening at base,
PART 4- RECORD DRA WZNGs�. CHARTS & MANUALS
B. Hinge cover shall be red brass with a rubber -like vinyl cover bonded to it in such a manner
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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
4.01 RECORD DRAWINGS
E. Do not willfully install the sprinkler system as indicated on the drawings when it is obvious
in 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. Beforeanywork,
commences, confer with the Owner's Representative regarding general details of work of
this contract.
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.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.
03 WATER SUPPLY:
)nnections to the existing points of connection shall be at the approximate locations shown on the
awings. Minor changes caused by actual site conditions shall be made without additional cost to the
Nner.
.
04 LAYOUT: -
tyout sprinkler heads and make any minor adjustments required due to differences between site and
awings. Any such deviations in layout shall be within the intent of the original drawings, and without
Iditional cost to the Owner. Layout shall be approved by the Owner's Representative before installation.
05 GRADES:
fore starting work on the sprinkler system, carefully check all grades to determine that work may safely
oceed, keeping within the specified material depths.
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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.
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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,
07 LINE CLEARANCE:
lines shall have a minimum clearance of 4 inches from each other, and 6 inches from lines of other trades.
rallel lines shall not be installed directly over one another,
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 below
subgrade.
B. Provide minimum cover of 18 inches on all pressure supply lines.
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C. Provide minimum cover of 18 inches for all -control wires. Provide minimum cover of 12
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- inches for non -pressure lines. "'
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D. Provide minimum cover of 24 inches for all lines under paving.
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09 BACKFILLING I
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A. Initial backfill on all lines shall be of a fine granular material with no foreign matter larger
that 1/2 -inch in size. Backfill material shall be approved soil.
B. Backf ill material shall be tamped in 4 -Inch layers, under the pipe and uniformly on both
sides for the f ull width of the trench and the full length of the pipe. Materials shall be
sufficiently damp to permit thorough 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.
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10 PVC PIPE
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A. PVC pipe shall be snaked in a manner which will provide for expansion and contraction as
recommended by the pipe manufacturer installed label up.
B. All plastic to metal joints shall be made with plastic male adaptors, unless otherwise
shown in details.
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C. The joints shall be allowed to set at least twenty -fou, k24) 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 (4)
hours and shall shown no leakage or loss of pressure. During the test period, minimum
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, I
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 (5) 1
minutes.
I 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 verify head pressures with pitot tube and adjust valve to correspond with
design pressure._
1 1 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-Tite 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 sizd*, 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 and
connections exposed and with the center of pipe section sufficiently supported and filled
to hold pipe in place.
2 SPRINKLERS .
A. All nozzles on sprinklers shall be tightened after installation, All sprinklers having an
adjustment stem shall be adjusted on a lateral line for the proper radius, diameter and/or
. 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 case
shall the spacing exceed the maximum recommendation by the manufacturer.
A. Valve shall be per legend. 3.13 VALVES
S. Valve shall be capable of being operated in the field without electricity at the controller, by
2. Fertilizer plant tablets shall be'AGRIFORM SLOW RELEASE'to be applied per
a bleeding valve.
Finish grade all planting areas to a smooth and even conditions, making certain that no
C. Valve shall be completely serviceable in the field without removing valve body f rom the
Manufacturer's Specifications.
line.
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
D. Valve shall be installed in a shrub area whenever possible and installed according to
3.1
construction detail.
conditions and planting, the finish grade in shrub and in groundcover areas is 3" below the
2.10 GATE VALVES I
Apply 21 gram agriform tablets at the following rates per plant by size:
Approved gate valves shall be Nibco T-1 13 or Hammond 606-32 with bronze turning handles, Size and
top of all curbs and I" below the top of all walks.
location shall be as indicated on Plan.
2.11 VALVE BOXES
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All remote control valves, gate valves, subsurface pressure regulators, and pressure relief valves shall be
Shrubs: .
installed in suitable valve boxes as shown in details, complete with locking covers. All shall be 'Christie',
3.1
oran approved equal. Installtags.
-1 gal. shrub - 1 tablet
2.12 AUTOMATIC CONTROLLER
Refer to Drawings for sloped areas, if any.
A. The Automatic Sprinkler Controller shall be as noted in the legend.
#5 gal. shrub - 3 tablets
B. All wiring to and from the controller shall be through color -coded plugs and sockets. The
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controller shall be locking, weather-proof type, constructed of heavy gauge steel with
*1 5 gal. & 24" box shrubs - 1 tablet for each 1/2" of trunk Diameter or each foot of
corrosion resistant enamel finish inside and out. 1
Patch all areas having damage from erosion and so related earth moving to create a
I 2.13 ELECTRICAL, HIGH VOLTAGE
height or spread.
A. Power to and connection to the automatic controller shall be provided by the Owner.
3.1
B. All electrical equipment outside of buildings shall be Nema 3 type, waterproof for
Trees:
installation,
Representative.
C. All 'nigh voltage work shall be installed under this section. Refer to Wiring, Low Voltage for
Apply one 21 gram agriform tablet for each 1/2" of trunk diameter or each foot of
additional information,
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2.14 WIRING, LOW VOLTAGE I
height or spread,
A. Connections between the controller and remote control valves shall be made with
square inch for a period of four hours.
burial AWG -UF type wire, installed in accordance with valve manufacturer's
3.1
specifications. Wirecolor: black or color coded for control, white for ground.
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a. Sizing of wire shall be according to manufacturer recommendations, in no case less than
A.
#14 in size, taped at 10' intervals.
3.22 COMPLETION
Manufacturer's Specification for installation procedure.
3.1
2.15 SMALL SHRUBBERY SPRINKLER HEADS
work specified from the time of planting until completion of the maintenance period
See irrigation plan legend for manufacturer and model numbers.
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responsibility to obtain soils tests. Soils analysis shall be done by Soils & Plant
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PART 3 - EXECUTION I
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Laboratory, Inc. 412 S. Lyon, Santa Ana, CA (714) 558-8333. Copies of the report
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3.01 GENERAL
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be sent to the Owner's Representatives.
3.1
1 A. Materials shall be of first quality and of domestic manufacturer unless otherwise noted.
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B. Coordinate the installation of all sprinkler materials, including pipe, with the landscape
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drawings, to avoid interfering with the trees, shrubs, or other planting.
B.
C. For purposed of legibility, sprinkler lines are essentially diagrammatic. Although size and
B. Supply as part of this contract the following tools:
location of sprinkler equipment are drawn to scale whenever possible, make use of all
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in all of the contract documents and verify this information at construction site.
at prior completion of maintenance period,
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10. All work called for on the drawings by notes shall be furnished and installed whether or not
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specifically mentioned in the specifications,
*Two wrenches for disassembling and adjusting each type of sprinkler head supplied.
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.
4 VALVE BOXES
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A. Valve boxes shall be set one inch (1 ") abwe the designated finish grade in lawn areas and
three inches (3") above finish grade in gr;)und 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, items listed above.
C. Valve boxes shall be installed in shrub planters, not in turf areas whenever possible,
unless otherwise approved.
5 AUTOMATIC CONTROLLER LOCATION AND INSTALLATION I
A. The automatic controller shall be installed at the approximate location shown on the
unless otherwise instructed by the Owner's Representative.
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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 (I 8" minimum) over the 24 -volt control wire.
Bundle and tape wires at 10'O.C. and install adjacent to mainline,
6 CONTROL WIRE
A. All electrical equipment and wiring shall comply with local and state codes and be installed
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 Bird
Pen-Tite connectors.
C. Three (3') feet long Pig -Tall wire splices shall be allowed only at 1500 ft. intervals. The wire
- splices shall be enclosed in, an RCV Box with cover stenciied'E8'in yellow.
7 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.
8 FLUSHING THE SYSTEM:
r all new sprinkler pipe lines and risers are in place and connected, all necessary diversion work has
n completed, and prior to installation of sprinkler heads, the control valves shall be opened and a full
d of water used to flush out the system for a minimum of 5 minutes, Sprinkler heads shall be installed
y after flushing of the system has been accomplished to the complete satisfaction of the Owner's
)resentative.
9 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 and
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,
a. The entire system shall be operating properly before any planting operations commence.
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2. Fertilizer plant tablets shall be'AGRIFORM SLOW RELEASE'to be applied per
H.
Finish grade all planting areas to a smooth and even conditions, making certain that no
When the sprinkler system is completed, perform a coverage test in the presence of the Owner's
Manufacturer's Specifications.
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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
Representative to determine if the water coverage for planting areas is complete and adequate. Furnish
Application rates:
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conditions and planting, the finish grade in shrub and in groundcover areas is 3" below the
materials and perform all work required to correct any inadequacies of coverage due to deviations from
Apply 21 gram agriform tablets at the following rates per plant by size:
1 -
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top of all curbs and I" below the top of all walks.
plans, or where the system has been willfully installed as indicated on the drawings when it is obviously
materials, fences, supports, public safety, etc., until final acceptance of the work by the Owner's
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inadequate, without bringing this to the attention of the Owner's Representative. This test shall be
Shrubs: .
1.
Omit rototilling on slopes 2 to 1 or greater in ration, Instead, lightly hand scarify the soil.
accomplished before planting begins,
-1 gal. shrub - 1 tablet
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Refer to Drawings for sloped areas, if any.
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#5 gal. shrub - 3 tablets
continued satisfactorily for a period of 90 days after the time all items of work have been
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3.21 HYDROSTATIC TEST:
*1 5 gal. & 24" box shrubs - 1 tablet for each 1/2" of trunk Diameter or each foot of
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Patch all areas having damage from erosion and so related earth moving to create a
B. During the maintenance period specified in paragraph A. above, all plants and planted
height or spread.
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smooth and regular surface for planting. Final grade to be approved by Owner's
All Hydrostatic tests shall be made only in the presence of the Owner's Representative, or other duly
Trees:
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Representative.
authorized representative of the Owner, No pipe shall be backfilled until it has been inspected, tested, and
Apply one 21 gram agriform tablet for each 1/2" of trunk diameter or each foot of
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approved in writing. Pressure supply lines shall be tested under a hydrostatic pressure of 150 pounds per
height or spread,
3.04 SOIL CONDITIONING (also see Fine Grading Section)
square inch for a period of four hours.
Ground Cover:
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swept clean, Legally dispose of excess materials including paper and debris in planted
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Apply one 5 gram agriform tablet per rooted ground cover cutting. Referto
A.
Broadcast the recommended soil additives per 1,000 square feet and cultivate to a depth
3.22 COMPLETION
Manufacturer's Specification for installation procedure.
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of 6" based upon required soils and plant laboratory report. It is the Contractor's
work specified from the time of planting until completion of the maintenance period
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responsibility to obtain soils tests. Soils analysis shall be done by Soils & Plant
A. Upon completion of the work, make ground surface level, remove excess materials,
3. Organic amendment shall be nitrolized redwood sawdust (.5% actual nitrogen),
D. An application of fertilizer shall be made to all landscape areas just prior to the completion
.
Laboratory, Inc. 412 S. Lyon, Santa Ana, CA (714) 558-8333. Copies of the report
rubbish, debris, etc., and remove construction and installation equipment from the
Fir Bark 1% nitrogen), It shall be fine textured, having minimum 80% passing #8
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be sent to the Owner's Representatives.
premises.
I screen and minimum 95% passing #4 mesh screen. Salinity shall be no higher
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E. A written notice requesting a pre -maintenance inspection shall be received by the Owner's
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than 3.5 millimhos per centimeter at 25 Centigrade as measured by saturation
B.
For bidding purposes when no soils report is available in all planting areas the following
B. Supply as part of this contract the following tools:
extract conductivity. Organic amendment shall be mineralized with iron sulfate.
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application shall be made per 1,000 square feet of area and shall be thoroughly
at prior completion of maintenance period,
Pine shall not be used as an organic amendment.
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in two directions into the top 9" of soil, and the area watered down:
*Two wrenches for disassembling and adjusting each type of sprinkler head supplied.
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guarantee plant period. If unfavorable conditions exist which might be harmful to the
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,Two keys for each automatic controller.
4. Import soil, if required, shall be free from debris, roots, and large rock and shall
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2 CU. YDS. nitrolized wood shavings
* Four quick coupler keys with attached hose swivels.
be of the same structure and USDA classification as the site soil and shall be
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20 LBS. iron sulfate
I e Four (4) of each of all types of sprinkler heads and nozzles. I
free of all deleterious materials harmful to plant life. Expansive soil is not
that the project has been reviewed by the principals of the responsible Contractor in
� *Two keys for enclosure lock.
acceptable,
C.
Planting pits shall be excavated three times the diameter and 2" shallower than the rootball
- Two cover lifting tools for valve boxes.
depth for trees, twice as wide and 6" deeper than the rootball for shrubs. (Refer to planting
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B. Plant Materials .
1. The Landscape Contractor shall refer to the Landscape Maintenance Manual for further
details),
C. The above equipment shall be turned over to the Owner at the conclusion of the project.
maintenance requirements (if applicable).
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Before final acceptance can occur, evidence that the Owner has received materials must
1 . Quality and size of all plants shall conform to the California Standard
D.
For plants other than azaleas, camellias, and ferns backfill plant pits with soil
be shown to the Owner's Representative.
Code of nursery stock and shall be No. 1 grade. Plants shall be vigorous, or
excavated from pit, Do not any additional amendments to backfill mix.
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All shrubs and groundcover shall be guaranteed by Contractor as to growth and health for period of ninety
days
normal growth, free from disease, insects, insect eggs and larvae. All plants
(90) after completion of the specified maintenance period, and/or final acceptance by the Owner's
PART 4- RECORD DRA WZNGs�. CHARTS & MANUALS
shall equal or exceed any measurements specified and shall be supplied from
E.
Prepare soil mix for backfill in pits for azaleas, camellias, fern§ and other plants (as
source indicated when a source is specified.
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specified) as follows:
4.01 RECORD DRAWINGS
2. Container stock shall have grown in containers for at least one year, but not over
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1/3 Washed Plaster sand
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two years. Samples shall be shown to prove that no rootbound
period of one (1) year after completion of the specified maintenance period, and/or final acceptance by the
1/3 Canadian Peat Moss
A. Record accurately on one set of black and white prints of the drawings, all changes in the
prevail. No container plants that have cracked or broken balls of earth, when
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1/3 Loamite or Forest Humus ,
work constituting departures from the original contract drawings, including changes in
taken from container, shall be planted except on special approval from the
4.02 REPLACEMENT STOCK
both pressure and non -pressure lines.
Owner's Representative, .
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F.
Backf ill mix for Palms shall be concrete sand. (Refer to details)
B. Upon completion of each increment of work, transfer all such information and
3. Nomenclature conforms to customary nursery usage: For clarification, the term
G.
The prepared soil shall be uniformly blended in an area adjacent to the planting work and
to the prints. The changes and dimensions shall be recorded in a legible and workmanlike
Hmulti-trunk" defines a plant having a minimum of three trunks and a maximum of
shall be accurately proportioned using a suitable measuring container. Unused
manner to the satisfaction of the Owner's Representative. When the drawings are
five trunks of nearly equal diameter.
removed and replaced with plants and grasses of a like kind and size before the close of the next planting
excavated soil shall be removed from site. Protect the mix from water until it has
approved, transfer all information to a set of reproducible drawings at cost by the Owner's
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season.
placed in. backfill around plants.
Representative.
4. Inspections; All plant materials must have been previously inspected at the
END OF SECTION
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nursery by a State or County Horticultural Department, and shall be subject to
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C. Dimensions from two permanent points of reference (buildings, monuments, sidewalks,
the inspection and approval of the Landscape Architect before planting,
3.05 WEED CONTROL/ABATrMENT
curbs, pavement, etc.). Locations shown on as -built drawings shall be kept day to day as
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(J)
1
the project is being installed. All dimensions noted on drawings shall be 3/8 -inch in size.
la� Inspection of Plant Material: Inspection of plant materials required by
A.
Weed abatement: after earthwork, installation of irrigation system, and soil preparation,
(D
City, County, State, or Federal authorities shall be the responsibility of
0�
but prior to planting, perform weed abatement program to all planting areas as follows:
D. Show locations and depths of the following items:
the Contractor and where necessary he shall have secured permits or
I
I
certificates prior to delivery of plants to the site.
1 . Hydroseeded or hand seeded planting areas;
-Point of connection,
< --
*Routing of sprinkler pressure lines (dimension maximum 100 feet along routing).
b. Plants shall be subject to inspection and approval or rejection at place
.
a. Apply sulfate of ammonia at the rate of 5 Lbs. per 1,000 Sq. Ft. to all
-Sprinkler control valves (buried only). .
of growth and on the project site at any time before and during progress
areas be planted.
-Routing of control valves.
of work or during the maintenance period. Poor condition, latent
o0ther related equipment (as may be directed by the Owner's Representative).
defects, injuries, and improper size, variety, and shape shall be cause
b. Keep area moist by regular irrigations for a period of two (2) weeks to
for rejection, Rejected plants shall be removed from the project site
germinate existing weed seeds.
E. Quick coupling valves. I
immediately.
C. At the end of two weeks, apply "Round -Up Pro" or equal systemic herbicide.
F. Maintain as -built drawings on site at all times.
5. Substitutions for the indicated plant materials will be permitted provided the
I
Do not irrigate within six (6) hours after application, Herbicide shall be
substitute materials are approved in advance by the Landscape Architect and
applied by an individual with appropriate license, refer to MFG
G. Make all changes to reproducible drawings in ink, If necessary, use eradicating fluid when
the substitutions are made at no additional cost to Owner. Except for authorized
specifications for period of time required from time of application to time
redoing drawings,
variations, all substitute plant materials shall conform to the requirements of
of implementing planting. After complete weed kill, remove all weed
these specifications, If the accepted substitute materials are of a less value
residue and top growth and dispose of in a legal manner. .
4.02 CONTROLLER CHARTS
than those indicated or specified, the Contract price will be adjusted in
Alternative methods of weed kill for item C may be Total Veg. Killer or
accordance with the provisions of the Contract.
Glyl os applied per licensed herbicide agency and specifications.
A. As -built drawings must be approved by the Owner's Representative before charts are
prepared.
C. Tree support materials:
2. Shrub and hand planted ground cover areas;
B. Provide one controller chart for each controller supplied, of the maximum size the
I . Stakes for tree support shall be lodgepole pine free from knots, rot, cross grain
a. Apply pre -emergent weed control chemicals to hand planted
controller door will allow, showing the area covered by the automatic controller. The chart
or other defects that would impair strength. Stakes shall be pressure treated
groundcover areas; Do not apply to areas to be seeded.
is to be a reduced drawing of the actual as -built system. However, in the event
with pentachlorophenol, and a minimum of 2" diameter by 10'-O" long and pointed at
b.
controller sequence is not legible when the drawing is reduced, it shall be enlarged to a
one end, .
Proceed with installation of shrubs and groundcover after removal of
size that will be readable when reduced. The chart shall be a blackline print and a different
any weeds by cultivation.
color shall be used to show the area of coverage for each station,
2. Ties for holding trees shall be "cinch -tie" or approved equal. "Cinch -tie" manuf,
by V.I.T. Products, 15561 Product Lane, D-4, Huntington Beach, CA 92649.
C. If stubborn and residual weeds should persist, i.e. Bermuda grass,
C. When completed and approved, the chart shall be hermetically sealed between two
eradication procedure shoud be repeated. The type of weeds that
of plastic, each piece being a minimum 20 mils. thick. The chart shall be mounted using
3. Tree guying materials shall be as follows:
exist should be identified and coordinated with an approved licensed
Velcro or approved equal type of tape.
pest control advisor to ensure compatibility with chemical and season
(a) Ground anchors for guying shall be redwood per detail.
of application. Do not use material or method that would adversely
D. These charts must be completed and approved prior to final inspection of the irrigation
all ect new plantings, slope stabilization, or hydroseeding.
system,
(b) Guying wire shall be 12 gauge annealed galvanized steel.
I
.
4.03 OPERATION AND MAINTENANCE MANUALS
(c) Guying cable shall be a minimum of two strands, making a 3/16"
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
�
diameter steel cable.
shall be the Contractor's responsibility and the Contractor shall repair any damage
A. Prepare and deliver to the Owner's Representative within ten days by calendar prior
I completion of construction, all required and necessary descriptive material in complete
(d) Hose chafing guards shall be new or used 2 -ply, one half inch (1/2")
resulting from weed cortrol activity,
detail and sufficient quantity, roperly pre ared in individual bound copies of the operation
and maintenance manual. T�e describe the installed be in
reinforced rubber or plastic hose and shall be all the same color on the
project. Length shall be one and one-half times the �
C.
All herbicides shall be applied only by a licensed herbicide application agency. No
herbicides
manual srall material and shall
sufficient detail to permit the operating personnel to understand, operate, and maintain all
circumference of the plant at its base.
shall be applied without first obtaining written approval from the city inspector.
equipment. Spare parts lists and related manufacturer information shall be included for
each equipment item installed, Each complete, bound manual shall include the following
(e) Guying cable shall be covered with 3/8" dia x 3" long white PVC tubing,
3.06 PLANTING SHALL BE DONE AS FOLLOWS:
information: I
(f) Turnbuckles shall be galvanized or cadmium -plated steel and have a 3"
A. _
Planting of Trees
1, Index sheet stating Contractor's address and telephone number, duration of
minimum lengthwise opening fitted with screw eyes,
I . Position plants in plant locations indicated on drawings and secure approval
guarantee period, list of equipment with names and addresses of -local
manufacturer representatives.
I
(g) Duckbill 88 -OTS earth anchor may be used as an alternate to the guying
before excavating pits, making necessary adjustments as indicated.
2. Complete operating and maintenance instructions on all major equipment.
materials specified above manuf. by Foresight Products, Inc, North
Glen, Colorado, (1-800) 325-5360.
2. All pits for trees shall be dug square with bottom level, the length of sides
equal to three times the width and 2" less than the depth of the tree root ball.
a. In addition to the above maintenance manuals, provide the maintenance personnel
D. I Mulching: Mulch shall consist of processed wood fiber material equal to or supplied
Compacted soils at sides and bottoms shall be loosened by scarifying or other
approved method. Once the tree is poistioned in the pit, the pit shall be filled
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.
by Intravaia Rock and Sand, Upland, CA, (909) 982-6713. Submit sample of any
alternative material prior to purchase and/or placement for Owner's Representative's
with soil as per specs, thoroughly settled by water application. (Refer to
planting details and spacing details.)
approval.
�
PART 5 - GUARANTEES
E. Lawn from Sod: Marathon 11 Hybrid Fescue. Submittal for type and grower required for
3. Prepare depressed water basin as wide as plant rootballs at each plant. Water
thoroughly, backfilling any voids with additional soil,
A. The entire sprinkler system shall be unconditionally guaranteed by Contractor as to
Architect's approval.
material and workmanship, including settling of backfilled areas below grade for a period of
F. Header board/Mowstrip: See details,
one k 1) year following the date or final acceptance OT the worK. Owner may exercise
option to withhold part of final payment until the one year product/workmanship guarantee
has elapsed from date of final acceptance.
S. 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 inferior
material and/or workmanship, these difficulties shall be immediately corrected by
Contractor to tne satisfaction of Owner at no additional cost io 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 owner
I
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 relieving
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 - GENERA
�
1.01 I
Refer to standard contract documents for non-technical contractual requirements and conditions,
1.02 SCOPE I
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 the
following� - �
1 . Provide the line 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. 1
5. Stake trees.
-
6. Furnish and install sodded lawn.
1
7. Furnish and install redwood header board.
8. Furnish and apply bark mulch, 1
9, Pruning of nursery stock.
10, Maintenance of all plantings until end of maintenance period and acceptance.
it. 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.
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 Amendments:
1 , Fertilizer for soil conditioning and maintenance shall bear the manufacturer's
guaranteed analysis, and shall be as recommended in the required soils
laboratory report,
.
G. Herbicides:
I . Herbicides used must comply with all applicable State and Federal laws and be
registered with the U.S. Environmental Protection Agency Herbicide control shall
I 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 as
specified by manufacturer. Spray with extreme care to avoid contact
with landscape plantings.
�
-
PART 3 -
EXECUT/ON
3.01 GENERAL PREPARATION
-
- -
A. Commence work as directed by the Owner's Representative and conduct operations I
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 the
general site construction contract, including roots and any accumulated debris and
rubbish before commencing work. Legally dispose of such materials off the site,
.
I
C. Underground Obstructions to Planting:
- 1 . If underground utilities, construction or solid rock ledges are encountered, other
locations for planting may be 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: I
1 . If lawns have been established prior to planting operations, the surrounding turf
I 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 ensure 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:
I
I
,
.
I � 1 . When all grading within planting areas has been completed.
1
2. When all plants are ready to be delivered at the nursery or when plants have been
delivered to the site and prior to any planting,
3. When all trees and shrubs have been spotted on the site where shown on the
drawings.
4. � When all tree and shrub pits have been excavated after water has leached out of
the pits,
-C
11. When weed germination and removal is complete, and seedbed is prepared but
prior to installation of seed,
3.03 FINE GRADING
A. The Contractor shall import soil as required, Th& Contractor's bid shall indicate
the total in-place cost of required import. No additional charges will be allowed,
a. 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 General
Contractor, I
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,
solvent,,z, 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 fails 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.
I
G. If an area to be landscaped is not acceptable to the Contractor, he shall notify the
Owner's Representative.
B. Planting Vines, Shrubs and Groundcovers
1. Vine and shrubs shall be planted in pits at least one and one-half times greater
than the diameter of the rootball and 6" below the bottom of the ball.
Compacted soil at bottom of pit shall be loosened and the pit filled with "native
soil" to the bottom of the ball. When the plant has been properly set, the pit shall
be filled to the required grade with amended soil and thoroughly settled by
tamping and watering. All vines shall be removed from stakes, untied, and
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 root balls at each plant, Water
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. Noflatted liner, orpotted plants
'' shall be planted in dry soil, I
(b) Set plants in center of pits so that crown of plant will be level with
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 more
than 6" in length.
I
C. Trees and Vines Occurring in Lawn
1. Trees and vines occurring in lawn shall be planted before final preparation of
those areas,
1
2. All trees shall be installed with bark protection devices at their crowns. (Refer to
planting detail)
.
3. Lawn around trees shall be installed no closer to the tree trunk than the width of the
rootball, and shall be maintained at this distance.
3.07 TURF GRASS SOD
A. Roll subgrade when soil is reasonably dry, using a 125 pound water ballast roller. If rolling
will not firm the sod bed underneath, it shall be permitted to settle until the Owner's
I 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 obtain
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 sodding
operations. I
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 traff ic, 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 by
the Contractor before acceptance will be made. �
E. Repair: When any portion of the sod area becomes discolored, waterlogged, or otherwise
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 seeds
to be used. Alternate seed mixes may be used only upon approval of the Landscape
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 non-
irrigated slope conditiens. (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 at
Contractor's expense.
B. Turf Areas: The designed see&,and slurry mix shall be applied in designated areas by an
approved hydromulch company within a 2 hour time limit per container mix, (Referto
Plaoting Plan and Legend). Where applicable, a substitute seed mix may be used only
upon approval of the Landscape Architect or Owner's Representative,
C. Daily Work Sheets: Daily work sheets shall be signed by the Nozz',emen and sent to the
Owner's Representative for payment approval. The following information shall be
recorded:
1 . Seed - types, amounts
I
.,
�. Fertilizer - analysis, amount
I
1
3. Mulch - type, amount
4. Seeding additive - type, amount
5. Number of loads - amount of water
6. Area covered - in acres
7, Equipment used w 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
rootball of the tree, and shall be placed so that the tree will blow away from the stakes,
,
except where such placement will be subject to damage by parked cars.
B. Form loops around trunk with ties, and securely attach to stake(s). Attach loose enough
so that tree can sway slightly in the wind. (Refer to Detail)
�
3.10 GUYING
Trees 36" box size or larger, shall be immediately guyed after planting with four guys per tree. (Refer to
Detail)
1
3.11 PRUNING:
Pruning of nursery stock shall not be done prior to delivery. Plants and trees shall only be pruned for health
or structural reasons, including the need to eliminate diseased, damaged, or structurally unsound growth.
Pruning shall be performed according to ANSI A-300 or International Society of Arboriculture standards
under supervision of a qualified arborist approved by the Landscape Architect. LEAVEOPENWOUNDS
TO AIR-DRY - DO NOT USE ANY FORM OF "TREE PAINT" OR WOUND SEALER.
3.12 MULCHING:
,
A. All planting areas (except as noted) shall be mulched (top dressed) with a minimum of 2"
depth layer of wood fiber material, Remove mulch failing on hard -surface areas.
ARCHITECTURE
SITE PLANNING
10621 Church St., Suite 106
Rancho Cucamonga, CA 91730
(909) 484-2800
Fax (909) 484-2802
., a �� %, Richard Krumwlede
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I , NV Lic, # 446
'�� 111�� TX. Lic. #1884
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3.13 CLEAN-UP I I
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A. During the course of the work and at its conclusion, remove surface material from the site
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and leave the premises in a neat and clean condition,
-
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B. Remove all tags, labels, nursery stakes and ties from all plants., �
I
- -
-
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3.14 PROTECTION I
.
1 -
.
Contractor shall carefully and continuously protect all areas included in the Contract, including plant
26
materials, fences, supports, public safety, etc., until final acceptance of the work by the Owner's
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Representative.
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3.15 MAINTENANCE
A. Maintenance operations shall begin immediately after each plant is planted and shall be
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continued satisfactorily for a period of 90 days after the time all items of work have been
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completed as specified herein and to the sailsfaction of the Owner's Representative,
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B. During the maintenance period specified in paragraph A. above, all plants and planted
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areas shall be kept watered at all times; weeds shall be removed and disposed of; basins
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and depressions shall be maintained and cultivated and kept well formed around trees and
shrubs; paper and debris shall be regularly removed from and water
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planters; system shall
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be maintained and repaired; rodents shall be controlled; and the entire project shall be so
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cared for that a neat and clean condition is presented at all times. Keep walks and
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swept clean, Legally dispose of excess materials including paper and debris in planted
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C. Maintain a sufficient number of men and adequate equipment to perform the maintenance
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work specified from the time of planting until completion of the maintenance period
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and acceptance by the Owner.
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D. An application of fertilizer shall be made to all landscape areas just prior to the completion
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of the maintenance period according to the recommendations for the required soils
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laboratory report.
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E. A written notice requesting a pre -maintenance inspection shall be received by the Owner's
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I Representative at least 5 days to completion of the project.
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F. A written notice requesting final inspection shall be received by the Owner's
Representative least 5 days to
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at prior completion of maintenance period,
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G. The Contractor shall make a I periodic inspection of plant materials until the end of the I
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guarantee plant period. If unfavorable conditions exist which might be harmful to the
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guaranteed plant, the Contractor shall notify the Owner in writing of the condition, or he
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may be held responsible under the guarantee.
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H. Pre -maintenance inspection and final inspections are to be held with the understanding
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that the project has been reviewed by the principals of the responsible Contractor in
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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.
-
1. The Landscape Contractor shall refer to the Landscape Maintenance Manual for further
�
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maintenance requirements (if applicable).
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PART 4 - GUARAN I
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4.01 GUARANTEE
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All shrubs and groundcover shall be guaranteed by Contractor as to growth and health for period of ninety
days
(90) after completion of the specified maintenance period, and/or final acceptance by the Owner's
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representative. All trees up to 24" box size shall be guaranteed by Contractor to live and grow in an
acceptable upright position for a period of six (6) months after completion of the specified maintenance
I
period, and/or final acceptance by the Owner's representative. Trees in 24" boxes or larger, and all field
0
grown specimens shall be guaranteed by Contractor to live and grow in an acceptable upright manner for a
period of one (1) year after completion of the specified maintenance period, and/or final acceptance by the
Owner's representative.
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4.02 REPLACEMENT STOCK
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All replacement stock shall be subject to the same warranty requirements as the original stock. Any
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damage due to replacement operations shall be repaired by the Landscape Contractor. At the end of the
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warranty period, inspections shall be made jointly by the Tenant's Construction Representative, Developer,
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Tenant and Landscape Contractor, All plants and lawn areas not in a healthy growing condition shall be
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removed and replaced with plants and grasses of a like kind and size before the close of the next planting
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season.
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END OF SECTION
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8/8/02
CHECKED BY:
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