HomeMy WebLinkAboutThe Woodlands of College Station 2THE WOODLANDS OF COLLEGE STATION
LANDSCPAPE SPECIFICATIONS
LANDSCAPE ARCHITECT:
COLEMAN & ASSOCIATES
9890 SILVER MOUNTAIN DR.
AUSTIN, TX 78737
PH: 512.476.2090
The Woodlands of College Station
SECTION 2950
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OWNER:
DOVETAIL DEVELOPMENT
126 BRIARCLIFF RD.
ATHENS, GA 30606
PH: 706.552.3881
Landscape Planting
06/01/2006
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SECTION 02950 LANDSCAPE PLANTING
PART I -GENERAL
1.01 SECTION INCLUDES
A. Supply of materials, installation and warranty of trees, shrubs, and groundcover, sod,
hydromulch, granite walks, and maintenance of all work within this section until final
acceptance by Owner.
1.02 SUBMITTALS
A. Submit copies of receipts for all amendments called for in this section within 30 days of
project start date.
B. Submit written request for inspection of plant material to Landscape Architect. State the
place of growth and quantity of each type of plants to be inspected by Landscape
Architect prior to purchase or delivery.
C. Contractor shall submit a sample and the source of topsoil, backfill mix, mulch, pavers
and gravel to Landscape Architect for approval prior to purchase or installation.
1.03 QUALITY ASSURANCE
A. Source Quality Control:
1. Trees, Shrubs, Groundcovers: Provide trees, shrubs, and groundcovers of
quantity, size, genus, species, and variety shown and scheduled for landscape
work and complying with recommendations and requirements of ANSI Z60.1
"American Standard of Nursery Stock." Provide healthy, vigorous stock, grown in
recognized nursery in accordance with good horticultural practice and free of
disease, insects, eggs, larvae, and defects such as knots, sun-scald, injuries,
abrasions, or disfigurement.
a. Sizes: Provide trees, shrubs and groundcovers of the sizes shown or
specified. Trees and shrubs of larger size may be used if acceptable to
the Landscape Architect, and if sizes of root balls or containers are
increased proportionately. Sizes of trees and shrubs are measured to
the main body of the plant, not the tips.
2. Plants shall be subject to inspection and approval by Landscape Architect at
place of growth or upon delivery for conformity to specifications. Source of trees,
plant material, and soil amendments shall be submitted to Landscape Architect
for approval prior to purchasing or delivery to site. Substitution of trees, plants,
or soil amendments shall not be made unless approval is given by Landscape
Architect. Landscape Contractor shall make request for substitutions in writing to
the Landscape Architect.
3. Office Location: Contractor must have a permanent office located within a 100-
mile radius of the project site.
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1.04 PRODUCT DELIVERY, STORAGE AND HANDLING
A. Delivery:
1. Deliver fertilizer to site in original unopened containers bearing manufacturer's
guaranteed chemical analysis, name, trademark, and conformance to State Law.
2. Deliver all plants with legible identification labels stating proper botanical names
and sizes indicated on plant list.
3. Protect plant material during delivery to prevent damage to root ball, trunks or
branches, or desiccation of leaves.
B. Storage:
1. Store plant material in shade, protect from weather, and maintain adequate
moisture level.
2. Coordinate tree delivery and installation such that they are completed on the
same day.
3. Plants, amendments and tools, etc. stored on site shall be at the contractors risk.
Owner will not be responsible for thief or damage. Coordinate location of storage
area with owner's representative.
1.05 GUARANTY AND REPLACEMENT
A. Provide guaranty for all plant material installed under the Contract to remain alive and in
healthy, vigorous condition for a period of one year after final acceptance date.
B. Replace all plant materials that are dead or unhealthy within 7 days of notification by
Owner or Landscape Architect. Opinion of plant status by the Owner or Landscape
Architect shall be final. Guaranty shall not include damage or loss of plants due to acts of
God, acts of vandalism, or negligence on the part of the Owner.
PART2PRODUCTS
2.01 MATERIALS
A. Backfill Mix for Trees and Shrubs: Shall be Premium Backfill mix by local vender,
contractor to supply submittals
B. Fertilizer:
1. Granular fertilizer: Slow release, granular, percentages by weight, (N itrogen,
Phosphoric acid, Potash), mixed by a commercial fertilizer supplier.
a. Sod lawns: 16-20-8
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2. Planting Tablets:
a. Slow-release type (20-10-5) with potential acidity of not more than 5% by
weight containing the following percentage of nutrients by weight:
20% nitrogen
10% phosphoric acid
5% potash
2.6% combined calcium
1.6% combined sulfur
35% iron (elemental from ferrous sulfate)
b. 21 gram tablets as manufactured by Agriform or approved equal, applied
per manufacturer's instructions.
C. Imported Topsoil :
1. Shall be Basic Turf Mix, by local vender, contractor to supply submittals.
D. Plant Material:
1. Plants shall be in accordance with the Texas State Department of Agriculture's
regulation for nursery inspections, rules and rating.
2. The minimum acceptable size of the plants will correspond with that normally
expected for species and varieties of commercially available nursery stock.
3. Plants not conforming to the requirements shall be considered defective and
replaced with new plants at the Contractor's expense.
4. Pruning : Tree pruning shall be performed as approved by the Landscape
Architect.
E. Bermuda Sod: High quality Tifway '419' Grass Sod, freshly cut, stacked on pallets, fully
rooted with soil intact. Cut sod no sooner than 24 hours before installation. Provide sod
uniform in color leaf texture, and density, and free of weed and undesirable grass
species.
F. Hydromulch Seed :
September 15 -March 15
Annual Rye Grass: High quality annual rye grass seed at or above 98 percent purity,
delivered to the site in unopened containers, and meeting all the requirements of the
Texas State Seed Law.
March 16 -September 14
Sahara Bermuda Grass: High quality Sahara Bermuda grass seed at or above 98
percent purity, delivered to the site in unopened containers, and meeting all the
requirements of the Texas State Seed Law.
Note: If winter rye is installed in winter, Contractor shall return in spring (after March 15
but before April 15) to install Sahara Bermuda Lawn AS PART OF THIS CONTRACT.
Contractor shall scalp rye and prepare soil surface by discing, etc. to insure a full stand of
hydromulched Sahara Bermuda turf. Hydromulch or hydroseed slurry to be applied with
the same ratios indicated herein of seed, tackifier, fertilizer, etc.
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G. Tackifier: Water-soluble binding agent to hold fiber mulch and seed in place. Hydro-
Tack, Terra-Tack, or approved equal.
H. Hydromulch Fiber: Virgin wood fiber mulch colored to allow visual metering of the
application. Green is preferred. Conwed, Silva-fiber, or approved equal.
I. Guying and Staking Materials:
1. Tree Stakes: Ten foot length steel "T" posts -PAINTED BLACK, with post caps.
2. Ties: Rigid tie Stock Twist Brace #LP 24" as distributed by Pro-Steel, Inc. (817)
572-4959.
J. Tree Paint: Morrison Tree Seal, Cabort Tree Paint, or approved equal.
K. Water: Furnished by Owner -transport as required, including supplemental watering for
existing trees, reference 3.02A.
L. Mulch: Provide "Grade A" shredded hardwood mulch by local vender, contractor to
supply submittals.
M. Steel Edging for use between all landscape beds and lawn grass: 1/8" thick, 4" deep,
with vinyl trim cap, by Colmet or approved equal. Color: green.
N. Filter Fabric: W' Commercial grade provided by Mirafi , 706 693 2226, or approved equal.
0 . New Mexico River Rock: 1-2" diameter supplied by local vendor, contractor to supply submittals
P. Benches: Plaza Series model: PL-2 by Fairweather Site Furnishings, 800/323-1798,
supplied by Owner, installed by Contractor.
Q . Picnic tables: Model F-8 Table by Fairweather Site Furnishings, 800/323-1798, supplied
by Owner, installed by Contractor.
R. Trash Receptacle: Plaza Series model: TR-12 with optional Ash Dome, 800/323-1798,
supplied by Owner, installed by Contractor.
S. Brick Pavers: Pine Hall Brick or lndicot Brick as supplied by Acme Brick Company,
512/255-2573.
1. Light Duty: Color: Autumn Blend as supplied by Acme Brick . Pattern: Running
bond with double soldier band.
2. Heavy Duty: Color: lndicot Manganese lronspot. Pattern: Herringbone.
PART 3EXECUTION
3.01 JOB CONDITIONS AND PHASING
A. Contractor shall inspect all site conditions prior to commencement of work and report any
discrepancies.
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B. Verify location of all utilities prior to pit excavation. Coordinate with General contractor for
location of site utilities. If any conflicts with utilities are noted, contact Landscape
Architect immediately.
C. If location changes are needed for plant materials, notify Landscape Architect of
requested changes at least 48 hours prior to need of changes.
D. Contractor shall be responsible for the placement of the final 2" of on-site stockpiled
topsoil and 2" of imported topsoil for the shaping and fine grading in all turf areas as
indicated plans. Coordinate to insure that rough grade is left at least 4" lower than
finished grade in lawn areas. Coordinate grading in all planting areas.
3.04 BRICK PAVERS
A. Install brick pavers as shown on plans, per details and manufacturer's recommendations
for installation. Contractor shall provide a 5' x 5' mock-up for all paver types showing
color and pattern for approval by Landscape Architect prior to construction .
3.05 PREPARATION
A. Soil Preparation:
1. Bed Preparation:
a. Groundcover Areas -Install 1 O" of prepared soil mix (backfill).
b. Shrub Beds -Install 16" of prepared soil mix (backfill).
c. Tree and Shrub Pit Dimensions -
3.06 PLANT INSTALLATION
Depth: 1 Yi times the rootball (vertical sides).
Width: 2 times the diameter of the rootball.
A. Planting of Trees :
1. Removal of containers:
a. Remove top 1/3 of burlap from balled and burlapped materials after
setting plant.
b. Remove all plastic containers, ropes , and wires.
2. Backfill all trees with specified backfill mix.
3. All trees shall be set upright and plumb in center of hole and level with finished
grade upon completion of planting.
4. Backfill pits immediately upon setting until hole or trench in one-half full. Hole
should then be filled with water and tamped sufficiently to remove any air
pockets.
5. Complete backfilling operations. Spread minimum three-inch deep specified
mulch over entire tree basin.
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6. Staking and Guying: Complete staking of all trees immediately after planting.
Paint stakes, install caps and guying. Install stakes plumb and as indicated on
drawings.
B. Planting of shrubs, ground covers and annuals:
1. Install plants in straight rows using triangular spacing as indicated on plant list.
2. Backfill all plants with specified backfill mix.
3. Water plantings thoroughly after installation. Repair settling of plants or finished
grade that occurs.
4. Install steel edging with vinyl trim cap between all shrub and lawn areas, unless
indicated otherwise on drawings.
5. Install shredded hardwood mulch to full three-inch depth over entire bed area.
3.06 HYDROMULCH INSTALLATION:
A. Preparation:
1. Remove trash, stick, roots, rubbish, and extraneous matter.
2. Install 2" of on-site stockpiled topsoil and 2" of imported topsoil to a total topsoil
depth of 4" and grade area to insure positive drainage.
3. Grade all areas to a smooth, free draining and even surface with a loose,
uniformly fine texture.
4. Limit preparation to areas that will be immediately seeded.
B. Installation:
1. Use a hydromulcher (sprayer) and apply the mixture in accordance with
manufacturer's recommendations.
2. Hydromulch as follows to ensure complete coverage as noted:
Sahara Bermuda -4 lbs. Per 1,000 square feet
Annual Rye -8 lbs. Per 1,000 square feet
3. Hydromulch all lawn areas with in the limits of construction.
4. Hydromulch shall be applied in a uniform cover.
5. Remove and clean immediately all hydromulch from trees, shrubs, curbs,
pavement, fire hydrants, light poles, and other site improvements.
Note: If winter rye is installed in winter; Contractor shall return in spring (after March 15
but before April 15) to install Sahara Bermuda Lawn AS PART OF THIS CONTRACT.
Contractor shall scalp rye and prepare soil surface by disking, etc. to insure a full stand of
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hydromulched Sahara Bermuda turf. Hydromulch or hydroseed slurry to be applied with
the same ratios indicated herein of seed, tackifier, fertilizer, etc.
3.07 SOLID SOD
A. Preparation:
1. Remove trash, sticks, roots, rubbish, and extraneous matter.
1. Install 2" of on-site stockpiled topsoil and 2" of imported topsoil to a total topsoil
depth of 4". Grade lawn areas to smooth, free draining, and even surface with a
loose, uniformly fine texture. Roll and rake, remove ridges, and fill depressions
as required to drain.
2. Apply organic fertilizer (8-2-4) at a rate equal to ten pounds per 1,000 square feet
(50 lbs./acre). Apply fertilizer by mechanical rotary or drop type distributor,
thoroughly and evenly incorporated with the soil to a depth of three inches by
disking or other approved methods.
3. Dampen dry soil prior to sodding.
B. Installation:
1. Lay sod to form a solid mass with tightly filled joints. Butt ends and sides of sod
strips. Do not overlay edges. Stagger strips to offset joints in adjacent courses.
Remove excess sod. Sod shall be flush with adjacent curbs and sidewalks.
2. Do not lay dormant sod or install sod on saturated or frozen soil.
3. Install initial row of sod in a straight line, beginning at bottom of slopes,
perpendicular to direction of the slopped area. Place subsequent rows parallel to
the previously installed row.
4 . Water sod thoroughly with a fine spray immediately after laying.
5. Roll with light lawn roller to ensure contact with subgrade.
PART 4PROJECT COMPLETION
4 .01 CLEAN UP
A. Remove trash and debris from the site at the end of each working day.
B. Broom-clean and wash down all paved areas within the Contract area, leaving the
premises in a clean condition.
4.02 MAINTENANCE
A. Hydromulch
1. Maintain hydromulched lawn areas until a full, uniform stand of grass, free of
weeds, undesirable grass species, disease and insects is achieved and accepted
by Landscape Architect. FINAL ACCEPTANCE SHALL NOT OCCUR UNTIL
TWO (2) COMPLETE MOWINGS OF LAWN AREAS HAVE BEEN
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PERFROMED. NOTIFY LANDSCAPE ARCHITECT OR OWNER OF MOWING
DATES PRIOR TO MOWING.
2. Monitor soil moisture daily to maintain optimum growing conditions .
3. Repair, rework, and re-touch with hydromulch, all areas that have washed out,
eroded, or do not grow in completely. Use topsoil to fill in any eroded or
disturbed ruts prior to re-application of hydromulch.
B. General
1. Maintain plant materials and lawn areas until final completion and acceptance of
the project. Maintenance period shall not end until Final Acceptance letter is
received by Landscape Contractor from Landscape Architect.
2. Correct defective work as soon as apparent. Maintenance shall include, but not
be limited to, watering, weeding , mowing, cultivating, pruning, fertilizing ,
mulching, removal of dead wood, restaking, restoring planting saucers, resetting
plants to proper grade, and tightening guy wires on tree stakes.
3. 60-Day Maintenance Period : After receipt of final completion and acceptance,
Landscape Contractor shall maintain the project for an additional 60 days as part
of this scope of work. Maintenance shall include, but not limited to the following:
monitoring the irrigation system, weeding , cultivating , pruning , mowing, restaking
and adjustment of stakes and guy wires, restoration of plant and tree wells, and
litter removal in bed areas and lawns.
4. Upon termination of 60-day maintenance period, Landscape Contractor shall
notify the Landscape Architect of request for a final inspection. At this time all
defective work shall be corrected by Landscape Contractor and 1 year guarantee
period shall begin.
5. Submit to the Owner, as part of this contract, a bid for a two-year maintenance
program that includes an outline and schedule of activities. If accepted, this shall
commence at the end of the 60-day maintenance period above.
4.03 EXPIRATION OF GUARANTEE PERIOD
A. Contractor shall notify Owner or Landscape Architect in writing , 30 days prior to the
expiration of the one-year guarantee period. A site inspection will be made by the
Landscape Architect to verify that all work and materials are in good and healthy
condition and that all tree stakes have been removed. All work and materials that are
determined by the Landscape Architect to be unacceptable or dead shall be replaced at
the Contractor's expense. Upon completion of replacement of all unacceptable work or
dead materials, the Landscape Architect will notify the Owner of the guarantee expiration.
The Woodlands of College Station
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