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HomeMy WebLinkAbout1999-P-42< PLANTING SPECIFICATIONS 1.00 GENERAL 1.01 SCOPC OF WORK ` t r Contractor to furnish all labor and materials required to execute this f work as indicated on the drawings, as specified and_ as necessary to complete the contract, including but not.limited to these major items: 1., Provide import soil as ne ded and finish grading of all areas to fi +' 1.5% minimum fall. s 2. Supply' and installation of all specified sail prepar4ti on. 3. Suppl and installation of all trees including backfill and the insta lation of stakes. Supply and installation of all turf, ground cover, and shrubs. 5. Uve of the irrigation system during the maintenance period. t 1 6. Clean up of all work area's at conclusion of contract. 7. Maintenance period of 90 days._. 8. Guarantee of all plant materials and workmanship for a period of one .(l) year. 1.02 QUALITY ASSURANCE A. Qualifications of Workmen Provide at least one English speaking person who shall be present at all times during execution of this portion of work and who shall be thoroughly familiar with the type of materials being installed and the best methods for their installation and who shall direct all work performed under this section. This individual shall be approved by the City and shall not be replaced except by written authorization of the City. B. Standards r Plant materials indicated on the drawings and herein specified shall conform to the following: 1. Plant names shall conform to "Standard Plant Names" established by the American Joint Committee on Horticulture. Names not covered by this standard shall be named in accordance with the . established custom of the nursery. 2. Plants shall be symmetrical, typical for variety and species, sound, healthy, vigorous, free from plant disease, insect pests or their eggs and shall have -healthy normal root system, well filling their containers but not to the point of being root bound. 3. The height and spread of all plant material shall be measured with branches in their normal position. The caliper of all trees shall be measured 4'-0" above the surface of the ground. 4. Sizes of plants shall be as stated on`the drawings, container stock (1 gallon, 5 gallon and 15 gallon), shall have been grown in containers for at least one (1) year, but not over two (2) years. 1.03 SUBMITTALS A. Certificates 1. All certificates required by law shall accompany shipments and shall include the following: � T a. Quantity of seed and hydromulch. b. Quantity of all other soil amendments called for by plans and specifications. C, In addition to any other certificates specified, furnish a certificate with each delivery of bulk material stating the source, quantity and type of material and that the material conforms to the specifications requirements. For r bulk delivered organic fertilizer, the certificate shall also state the volume, net weight, percent of nitrogen an percent of phosphoric acid. For each fertilizer and soil condition in containers, furnish a similar certificate or invoice stating total quantities by weight and volume for each material. Submit these certificates to the City of Fontana prior to delivery to the job site. 2. The contractor shall carefully and continuously protect all areas included in the contract until acceptance of the work by the City of Fontana. 1.04 PRODUCT HANDLING A. Delivery and Storage 1. Submit, samples of all soil amendments, seed and plants for inspection and store on the site until furnishing of materials is completed. 2. Deliver all items to the site in their original containers with all labels intact and -legible at `time of the City of Fontana's inspection. 3. Immediately remove from the site all plants which are not true to name and all materials which do not comply with the provi- sions of this section. 4. Use all means necessary to protect plant materials before, during, and after installation and to protect the installed work and materials of all other trades. B. Replacements In the event of damage or rejection, immediately make all repairs and replacements necessary at no additional cost. 2.00 PRODUCTS 2.01 FERTILIZER -- A. General All fertilizer shall be as specified in the Amendments Section, delivered to the site in bags labeled with the manufacturer's guar- anteed analysis. B. Special Protection If stored at the site, protect fertilizer from the elements at all times. 2.02 SOIL AMENDMENT A. Cross -rip soil to a minimum depth of 9 to 12 inches. THOROUGHLY rototill- a minimum of twb directions the following amendments into -the top 6 inches of soil and irrigate thoroughly* (per 1000 sq.ft.). AMOUNT PER 1000 Four (4) cubic yards of a nitrogen stabilizer wood. Examples: Vita -Bark (Sequoia) or Nutri -Fiber (Red Star). 20 pounds of a sulfur/iron chemical soil amendment where part of the sulfur is in a dry, crystalline acid form ( not iron sulfate or soil sulfur). Examples: Sul-Fe/Sulfur, I roni ze, I coni te. * After soil preparation has been completed but prior to planting, • irrigate with overhead irrigation so that a minimum of 10 inches of water passes through the soil profile before planting takes place. 2903+ IMPORT SOIL � r A. The import soil for surface fill i n areas to be 1 andscaped should meet the following specifications: Import soil should be imported from locatdons immediately adja- cent to the project and should be of as similar a texture and chemical make-up as possible to site soils. No adverse chemi- cal or textural conditions should exist in any imported soils. Silt plus clay content of the import soil shall not exceed 35% by weight with a minimum 95% passing the 2.0 millimeter sieve. The sodium absorption ratio (SAR) shall not exceed 6 and the electrical conductivity (ECE) shall not exceed 3.0 millimhos per centimeter at 25 degrees centigrade. The boron content shall be no greater than 1 ppm as measured on the saturation extract. In order to insure conformance, samples of the import soil should be submitted to the City of Fontana for analysis prior to and following backfilling. 2.04 TREE STAKES Unlessi i r 1 otherwise nd Gated on the d awings, all tree stakes shall be straight grained lodge pole pine free from knots, checks, splits or disfigurements. Size and location to be as specified on the drawings. Tree ties shall be Wonder Tree -Tie manufactured by the Alden Company. It may be purchased from Bishop Supply, 9852 E. Triangle Street, S. El Monte, CA 917339 714/995-6682. 2.05 PLANT MATERIALS All plants and planting materials shall be as indicated on the drawings. 2.06 OTHER MATERIALS A. Fertilizers and Soil Conditioners 1. Commercial Fertilizer. a. Fertilizer shall contain the following percentage by weight. 1. 6% nitrogen 2. 6% phosphorous (P205)- 3. 6% potash (K20)- 2. Natural Organic Soil Conditioner. 1. Shrubs and trees: A "true co -compost" natural organic soil conditioner. Examples: Gro -Mulch (Kelloggs) or Nutri -Mend (Red Star). 2. Turfgrasses and ground cover: a nitro en stabilized wood. Examples: Vita -Bark (Sequoia) or Nutri -Fiber Red Star). B. Stakes shall be round Lodge Pole Pine, made from the entire bole of the tree with bark removed and completed treated in a solution of copper napthanate at least two inches (2") or two and one-half inches (2-1/2") in diameter, not less than eight feet (8') in length for five ( 5) gallon trees and ten feet (10') for 15 gallon trees. Stakes conically pointed at one end, with ten inches (10") taper and chamfered at other end. Utilize two (2) stakes per tree. C. Hydromulch Materials 1. Fiber Mat: Fiber shall be produced from a virgin wood material. Fiber mulch shall have the property of becoming evenly dispersed and suspended when agitated in water. When sprayed uniformly on the surface of the soil, the fibers shall form a blotter -like ground cover which readily absorbs water and allows infiltration of water and air to the underlying soil and shall have an effective life of at least one (1) year. 2. Stabilizing emulsion shall be non-toxic to plant or animal life and non -staining to concrete or painted surfaces. (The mater- ial shall be registered with and licensed by the State of California,' Department of Agriculture, as an "auxiliary soil chemical".) Use AZ -TAC or approved equal. 3. Contact Herbicide: For treatment to kill weeds and lawn both annual and perennial. Weed killer shall not leave stain or residue. D. Root Barriers Root barriers will be by Deep -Root manufacturer and i nstal led 'per plan. Use the following type(s) of panels for the noted tree size. 15 Gallon UB 24-2 24" Box UB 24-2 36" Box UB 24-2 48" Box UB 24-2 3.00 EXECUTION 3.01 SURFACE CONDITIONS A. Inspection 1. Before proceeding with any work, the Contractor shall carefully check and verify all dimensions and quantities shown on the drawings. 2. Prior to all work of this section, carefully inspect the in- stalled work of all other trades and verify that all such work is complete to the point where this installation may properly commence. _ 3. Verify that planting may be completed in accordance with the original design and the referenced standards. 3.02 SOIL PREPARATION A. This work shall not commence until the agronomic soils test has been completed by the developer. Soil amendments and back -fill mix indicated within the specification are for bidding purposes only. Further clarification will be provided prior to construction begin- ni ng. B. Moisture Content No soil preparation or work shall occur when the moisture content is so great that excessive compaction will occur, nor when it is so dry that dust will form in the air or that clods will not break readily. Apply water, 'if necessary, to provide ideal moisture content for tilling and for planting as herein specified. C. Weed Abatement 1. Clean and remove these existing weeds by mowing or grubbing off all plant parts at least one quarter inch (1/4") below the surface of the soil. 2. Upon completion of soil preparation and planting of all speci- men trees, begin weed abatement program by applying 200 pounds of a commercial fertilizer 21-0-0 per acre, per manufacturer s instructions. 3. Water all areas four (4) times daily for twenty-one (21) conse- cutive days and until weed seeds have germinated at least two (2) to four (4) inches. Cease watering for three (3) days. Spray a nonselective translocative herbicide to eradicate the germinated weeds. 4. Allow herbicide to kill all weeds. 5. If perennial weeds or grasses still exist, re -water four (4) times daily for fourteen (14) consecutive days, until new growth appears. Reapply herbicide. Remove weeds after herbi- cide has had a sufficient time to kill. -s• � n ..: ... ., ._ _, _...... m•- _. ifrv,.s _...z 3. »'-._._. 3... 4"_i$._... ..i.,..sxra_,. ._,: .�.... &.. :: Y. ..ter e*.., .. .._ ....,�-. -_ -, .. _ . 3.03 FINISH GRADING 3.09 WATERING When preliminary grading, including weeding and fertilizing, has been immediately ate) after completion eti on of seeding and to completed and the soil has dried sufficiently to be readily worked grade A. Watering to commence y p g . all lawn and planting areas to the elevations indicated on the drawings, continue at a rate necessary to keep area moist without drying out or puddling.' r71, Grades not otherwise indicated shall be uniform levels or slopes between points where elevations are given. Slope soil areas to allow natural B. runoff of water, and direct surface drainage as indicated on the drawing Immediately after planting, apply water to each tree, shrubs and � vines by means of a hose. Apply water in a moderate stream in the by remodeling surfaces to facilitate the natural runoff of water. planting hole until the material about the roots is completely saturated from the bottom of the hole to the top of the ground. t 3.04 PLANTING TREES AND 'SHRUBS C. Water plants which cannot be watered efficiently with the existing 1 A. General irrigation system by means of a hose.! -. 1. Regularly water all nursery stock in containers and place them j 3.10 MAINTENANCE in a cool area protected from the sun and drying winds* All areas landscaped by the Contractor under this contract shall be 2. Do not allow plants to dry out before or while being planted. A. Keep exposed roots moist by means of wet sawdust, peat moss, or maintained by him for a period of not less than 90 days from the burlap at all times during planting operations. Wilted plants, date of acceptance and written notice. F whether in place or not, will not be accepted and shall be B. Start of maintenance criteria: replaced at the Contractor's expense. ' 1. Maintenance period shall not commence until all elements of the, B. Excavation , project are completed in accordance with the approved plans. i 1. The planting pits for the trees and shrubs shall be excavated Projects will not be segmented into phases. as specified in plans. Loosen compacted soil at sides and at 2. Power, either temporary or permanent to remote controllers bottom of plant pit. shall be established prior to the beginning of the maintenance C,� Planting period at the approval of the City Inspector. ?j 1. Fill holes with backfill mixture as specified below: 3. Written approval by the Architect must be obtained prior to the beginning of the maintenance period. BACKFILL: 60% by volume onsite soil 4, If the projectmaintenance fails to continuously meet standards40% by volume "true co -compost" natural organic soil conditioner. Examples: Gro -Mulch, required for start of maintenance, the maintenance period shall be suspended. An additional maintenance period of up to 90 (Kelloggs) or Nutri -Mend (Red -Star) 3 lbs. of a sulfur/iron chemical soil amendment days shall begin when the Contractor has corrected all - where part of the sulfur is in a dry, crystal- deficiencies. 1 i ne aci d form ( not i ron sul fate or soil sulfur). 2 lbs. of a 6-6-6 fertilizer. (NOTE: If Nutri -Mend is used as the "true co -compost" natural organic soil conditioner, since it is already will fortified with needed essential nutrient elements, it is cautioned that no fertilizer be added during soi preparation for planting. (For bidding purposes only.) 20% Fill to proper height to receive the plant and thoroughly soak ` with water then tamp the mixture before setting the plant. 3. Set plant in upright position in the center of the hole and compact the backfill mixture around the ball or roots. 4. Thoroughly water each plant when the hole is two-thirds filled. 5. After watering tamp the soil in place until the surface of the backfill is level with the surrounding area and the crown of the plant is at the finished grade of the surrounding area. 3.05 HYDRO-SEEDI NG A. Equipment 1. Equipment must have minimum capacity of 1,500 gallons and a positive displacement pump with the ability to agitate and properly mix the above materials. Pump must be capable of creating 100 pounds P.S.I. pressure with sufficient volume to distribute above slurry evenly over 12,000 sq. ft. within a 15 minute period. 2. Contractor -furnished labor: Contractor shall furnish not less than two employees.during all hydromulching applications. 3.06 APPLICATION_ 1. The materials for seeded areas shall be machine mixed before application. 2. The mixture of seed and additives are to be applied by a Hydro - Mulching machine, The nozzle height shall be between six (6) feet and ten (10) inches above the ground level. Discharged pressure at the nozzle shall be 100 P.S.I. 3. Spraying shall be done in a sweeping motion allowing the slurry to fall evenly and eventually building up a fairly consistent matting. 4. Soil Moisture: Area to be planted shall be irrigated to obtain twelve (12) inches of penetration. This should be done four (4) to seven (7) days prior to planting. 5. Mi xtu re: a. Hydroseeded area, "TURF" on plan, to be hydroseeded with the following seed mix included in the hydromulch formula: 100% "Jaguar" Tall Fescue by seed count applied at 10 i bs./1000 sq. ft. b. Hydromulch formula shall also contain as a minimum: 1,500 lbs./acre Lonwed 2000 Fiber 75 lbs./acre 12-12-12 commercial fertilizer 75 lbs./acre urea formaldehyde 3.07 TREE STAKING AND GUYING A. All trees shall be staked per plans. 3.08 INSPECTION A. All inspections herein specified shall be made by the Architect. The Contractor shall request inspection at least two (2) working days in advance of the time inspection is required. B. Inspection will be required for the following parts of the work: 1. During the preliminary finish grading and soil preparation. 2. When finish grading and soil preparation are completed. 3. Plants after delivery to site (prior to planting), when shrubs and trees are spotted for planting, but before planting holes are excavated. 4. Specimen trees at source before delivery. 5. Planting areas prior to planting. 6. Lawn areas prior to seeding 7. All landscape construction items, prior to the start of the maintenance period. 8. Final inspection at the end of the maintenance period, provided that all prgvious deficiencies have been corrected. C. End of maintenance: 1. Deficiencies noted during inspection shall extend the mainte- nance period. 2. End of maintenance shall occur only upon written acceptance by the Architect. D. During the maintenance period the Contractor shall provide all watering, weeding, fertilizing, cultivating, spraying, and mowing necessary to keep the plants and turf in a healthy weed free growing condition and to keep the planted areas neat, edged, and attractive. All shrubs shall be pinched -pruned as necessary to encourage new growth and to eliminate rank sucker growth. Old wilted flowers and dead foliage -shall be immediately 'pi nched or cut off.' All trees shall be pruned only if required during installation or maintenance. E. After planting and during the maintenance period, fertilizer shall be applied at the rate recommended by the agronomic soils report. In the event that ground cover, trees, or shrubs exhibit iron chlor- osis symptoms, necessary action shall be taken to correct the defi- ciency. F. During the maintenance period, should the appearance of any plant indicate weakness, that plant or cutting shall be replaced immedi- ately with a new healthy plant. Any trees or shrubs with damaged cambium shall be replaced immediately. At the end of the mai nte- nance period all plant materials shall be in a healthy, growing condition and spaced as indicated on the plans. G. Turf: The maintenance of turf includes all work normally required to germinate the planted grass seed and to grow a healthy, uniform turf of smooth and even texture and grade. Unless noted otherwise, all turf shal 1 be .mowed to a hei ght recommended for the speci es at 1 east once a week. Grass clippings shall be removed offsite. -Maintenance height for all fescue is two (2) inches, unless otherwise specified. All turf shall be trimmed around sprinklers, valve boxes and trees during entire maintenance period. H. Irrigation 1. Contractor shall properly and completely maintain all irriga- tion systems, automatic and manual. A balanced watering pro- gram shall be maintained to ensure proper germination. After 60 days of the 90 day maintenance period, all irrigation shall be adjusted for proper on-going maintenance. Contractor shall be responsible for the irrigation system for the entire main- tenance period. 2. All controllers are to have each station individually adjusted. K. Site maintenance: 1. All planted areas shall be kept neat and clean and free of all clippings, debris and trash. All landscape maintenance debris shall be removed from site at Contractor's expense immediately as it is accumulated through maintenance practices. 2. All sub -surface drains shall be periodically flushed with clear water to avoid build up of silt and debris. Keep all drain inlets clear of leaves, trash and other debris. 3. All paved areas shall be cleaned weekly of trash, debris and silt. L. Replacement 1. During the maintenance period, should the appearance of any plant indicate weakness and probability of dying, immediately replace that plant with a new healthy plant of the same type and size without additional cost to the Owner. 2. The Contractor will be responsible for all aspects of the work until acceptance except as otherwise stated in the General Conditions. 3.11 GUARANTEE AND REPLACEMENT A. Guarantee all trees for a period of one (1) year after completion of the specified maintenance period and final acceptance by the City of Fontana. B. Within 15 days of notification remove and replace all guaranteed plant materials which for any reason fail to meet the requirements of the guarantee. Replacement shall be made with plant materials as indicated or specified for the original planting, and all such replacement materials shall be guaranteed as specified for the original guaranteed materials* DEVELOPER TEN-NINTY, LTD 14735 VILLAGE DRIVE FONTANA, CALIFORNIA 92335 fA PLANTING SPECIFICATIONS a '11 V, DscgpF q R. H. VANDERWOOD JR., DATE lgrF OF CPAY � LFoRAwN E JULY 8 1198 T; P, EC) #.N.V,INR NO, "� _ 1214 EAST GREEN STREET. PASADENA, CALIFORNIA 91106 213/681.3408 �I A. - FETE R� �'.�.� i�AR � ._.__ ., . � LANDSCAPE ARCHITECTURE _41A15 CAM�No caPISTRA�_ SAN Jl1AM CAP13TR/1►NO NCA- 926'IS . 714/661-712.7 -_-.,.:-\` - ,,:.�:•, :r - '� - t. .} a ! 'x 'tiYF'�.... :.< ,'s is _ i. s yp». i. ,t:. .at+ ',ny ,•.,, -*. p••,. i x' -r- �.='fir. _ 'rte �.a:+r�lerq;:d:�.•]t`-':�;t+'. 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