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<br /> SECTION 02800
<br /> LANDSCAPE WORK
<br /> PART 1-GENERAL PART 2-PRODUCTS tCotrtinued) �
<br /> 1.1 SLTMMARY 2.4 SOII,�MENDMENT MATERIAI,S
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<br /> A. Section includes preparation of subsoil and topsoil;topsoil bedding;new or relocated trees,plants, A. If soil tests indicate soil amendment, apply soil conditioners/fertilizers to amend soil to spec�ed conditions. x
<br /> seeded grass,sod lawn,ground cover,mulch,amendments,fertilizer and maintenance. 1. Tree Fertilizer: Containing fifty percent of the elements derived from organic sources;of proportion � � �
<br />� B. When specifications contained in this Section conflict with the Landscape Drawings,the Landscape Drawings take necessary to eliminate any deficiencies of topsoil as indicated by analysis. �
<br /> precedent. B. Peat Moss: Shredded,loose sphagnum moss;free of lumps roots,inorganic material or acidic materials; N
<br /> C. Related Sections: minimum of 85 perceent organic material measured by oven dry weight. �
<br /> l. Section 02311 -Grading C. Bone Mea1: Raw,granular,commercial grade,minimum of 3 percent nitrogen and 20 percent phosphorous. W
<br /> 2. Section 02320-Backfill:Rough grading of site. D. Lime: Round limestone,dolomite type,minimum 85 percent cat-tyonates with a minimum of 30 percent =
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<br /> 3. Section 02324-Trenching:Rough grading over trench cut. magnesium carbonates. Q C� A N D E RS Q N
<br /> 4. Section 0281 i -Landscape Irrigation. E. Water: Clean,fresh,�otable and free of substances or mattsr which conld inhibit vigomus growth of plants.
<br /> F. Herbicide: As allowed by local cocies and regulations. � A R C H I T E C T S P�Lc
<br /> 1.2 REFERENCES G. Pesticide: As allowed by local codes and regulations. �
<br /> H. Osmacote slow release per plan. O
<br /> A. American National Standards Institute:
<br /> 1. ANSI Z60.1 -Nursery Stock_ 2.5 MLTI.CH MAT'ERIALS Z
<br /> � B. Intemational Society of Arborists: � 7209 Greenwood Avenue North
<br /> 1. ISA-Certif'ication Documentation for Tree Pruning Qualifications. A. Mulching Material: Mulch shall consist of fine ground(�inch minus)fir or hemlock bark supplied from fresh � Seattle, Washington 98103 �-
<br />� C. National Arborist Association: water mill;uniform in color and free from weeds,seeds,or other materials harmful to plant growth. � 206-782-2911
<br /> 1. NAA-Certif'ication Documentation for Tree Pnauing Qualif'�cations.
<br /> � Fax 782�624
<br /> 13 DEFIriITIONS 2.6 ACCESSORIES �
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<br /> A. Wrapping Materials: Tree-wrap,not less than 4 inch wide tape,designed to prevent bore damage and winter � APPLICANT:
<br /> A. Weeds: Any plant life not specif"ied for a given area or scheduled. ��g, � -------------------
<br /> B. Plants: Living trees,plants,grass,and ground cover specified in this Section and described in ANSI Z60.1. B. Stakes: Lodge pole,2"diameter with pointed end,min.8'height. ___________________
<br /> C. Cable,Wire,Eye Bolts and Turnbuckles: Non-corrosive,of sufficient strength to withstand wind pressure and � $ ecial interest Autobod
<br /> 1.4 SUBMITTALS resulting movement of plant life. _ ----p------------y
<br /> D. Plant Protectors: Rubber sleeves over cable to protect plant stems,trunks,and branches. � p _______ Att.Shayne Hedahl
<br /> A. Section 01330-Submittal Procedures: Requirements for submittals. E. Grates: Cast iron desigq square,sized to resist pedestrian loads;where indicated on the Drawings. O �
<br /> B.. Product Data: Submit list of lant material sources,data for amendments,fertilizez-and other items re red � 6410 Evergreen Way
<br /> P � F. Decorative Cover: Fir bark chigs supplied from fresh water mill. � WA 98203
<br /> plant source list including nurseries and contact numbers 30 days after award of contract. G. Tree Protectors: Plastic with galvanzied rings. � _,_�____EVefG'tt, _____
<br />, 1.5 CLOSE-OUT SUBMITTALS 2.7 souxcE Qva1,ITY c.orrrxoL�rm�sTs m ______Phone 425-353_2381_ '-
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<br /> A. SecUon 01700-�xecution Re wrements: Close-out rocedures. --------- ^
<br /> q P A. Section 01400-Quality Requirements: Testing and Inspections Services. Provide quality c;ontrol and testing. `-"
<br /> B. Operation and Maintenance Data: types,application frequency,and recommended coverage af fertilizer. B. Testing is not required if recent tests are available within 12 months of installation for imported topsoil. �
<br /> CONSULTANT:
<br /> � � Submit these test results to the testing laboratory. Indicate,by test results,information necessary to determine • --------------------
<br /> 1.6 SUBSTITLTTIONS suitability. �
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<br /> A. No material substitution shall be made without the written a oval of the Landsca ��n�t�t or r�e o��s � ____Davido Consultin Grou
<br /> � PPr Pe PART 3- IXECUTiON � Att. Matf Schmitter
<br /> R resentative. -- ---- - -
<br /> 1.7 QUALIFICATIONS 3.1 EXAMINATION = _-__'____-
<br /> 15029 Bothefl Way NE, # 600
<br /> A. Section 01300-Administrative Requirements: Coordination and project conditions. � Lake Forest Park, WA 98155
<br /> A Nursery: Company specializing in growing and cultivating the plants with five(5}years experience. B. Verify that prepared subsoil and planters are ready to receive Work. �
<br /> B. Installer: Company specializing in installing and planting the plants with five(S)years experience and approved by C. Saturate soil with water to test drainage. � ----__-PhOne 2��-523-0�24
<br /> nursery. Installer must be a licensed and bonded landscaping Contractor. D. Verify that required underground utilities are available,in proper location,and ready for use. -
<br />� C. Tree Pruner: Company specializing in pruning trees with proof of ISA Arborist Certification or NAA Certified Tree ' -�----------------
<br /> Care Specialist. 3.2 PREPARATION OF SUBSOTL U
<br /> D. Maintenance Services: Performed by the installer. �
<br /> A. Prepare subsoil to eliminate uneven areas. Maintain profiles and contours. Make changes in grade gradual. _
<br /> 1.8 DELIVERY,STORAGE,AND HANDLING Blend slopes into level areas. Q
<br /> B. Remove foreign materials,weeds and undesirable plants and their roots. Remove contaminatP,d subsoil.
<br /> A. Section 01600-Product Re ments: Pmduct stora e and handlin re uirements. Z '
<br /> �e g g q C. Retnove foreign materials lazger than 1 inch in diameter prior to placement of topsoil.
<br /> B. Deliver fertilizer in waterproof bags showing weight,chemical analysis,and name of manufacturer. D. Scarify subsoil to a depth of 6 inches where plants are to be placed. Repeat cultivation in areas where �
<br /> C. Protect and maintain plant life until planted. equipment used for hauling and spreading topsoil has compacted subsoil. w
<br /> D. Deliver plant life materials immediately priar to placement. Keep plants moist. E. Dig pits and beds three(3)times wider than plant root system. Z
<br /> E. Plant material which has been damaged by reason of delivery,storage or handling will be rejected. Q � .
<br /> 3.3 PLACiNG TOPSOIL m
<br /> 1.9 ENVIRONMENTAL REQUIREIv��ENTS U
<br /> A. Spread topsoil over scarified subgrade. In lawn areas,place minimum 4"depth of approved topsoil over = �
<br />, A. Do not install plant life when aaibient temperatures may drop below 35 degrees F or rise above 90 degrees F. subgrade. In shrub planters,place minimum 6"depth of approved topsoil over subgrade. Rake smooth. C�
<br /> B. Place topsoil during dry weather and dry unfrozen subgrade. }
<br /> 1.10 COORDINATION C. Remove vegetable matter and foreign non-organic material from topsoil while spreading. �-
<br /> D. Grade tapsoil to eliminate rough,low or soft areas,and to ensure positive drainage. � �
<br /> A. Section 01300-Administrative Requirements: Coordination and project conditions. E. Planting holes intended for s�hrub material mot balls to have minimum 8"depth of approved topsoil in bottom �.1
<br /> B. Install plant life after and coordinate with installation of underground irrigation system piping and watering heads of pit. Planting holes intended for tree root balls to have minimum 12"depth of appmved topsoil in bottom of pit. �+
<br /> specified in Section 0281 l. F. Finish elevation shall be defined as 2 inches below curbs,walks,andJor other adjacent hardscape for all sc�d ►�
<br /> 1.11 GUARANTEE AND REPLACEMENT lawn are as,and flush with curbs,walks and/or other hardscape for all fine lawn hydroseeded areas. Finish elevation
<br /> refers to grades prior to installation of mulch or lawn. Z
<br /> A. Section Ol"700-Execution Requirements: Product warranties and product bonds. 3.4 FERTILIZING w a (f�
<br /> B. Beginning at time of final acceptance,all materials and workmanship shall be guaranteed for a tune period of one(1) � � �
<br /> year. During time of guarantee all plant material shal l be in a healthy,thriving condition. A. Apply after initail raking to topsoil. _` Q� z
<br /> C. Pmvide one(1)year manufacturer's guarantee for trees,plants,seeded grass,sod,and ground cover. B. Mix thoroughly into upper 2 inches of topsoil. (,�
<br /> D. Replace any seeded or sodded areas which fail to show vigorous growth after three(3)weeks of seeding. Fill and seed C. Lightly water to aid the dissipation of fertilizer. �� W � `_
<br /> all areas which settle,as specif�ied. At the end of the guarantee period,the sceded and sodded areas shall be a flourislung, �T� ^ �
<br /> vigorous,unifomz,thick stand of specified grasses with no bare spots and no weeds.Remove and replace immediately and 3.5 PLAN i'ING w �-1 (�
<br /> dead,diseased,dying or missing plant matezials at no cost to the Owner during the guarantee period.Replacement plants shall ,. �'
<br /> be as spec�ed and guaranteed until completion of the guarantee period. A. Place plants for best appearance. w� �
<br /> E. Lawn that has been hydroseeded shall be allowed to become established. Landscape Contractor to cut strai,ght edge B. Set plants vertical. b-� � 0 �
<br /> between hydraseed lawn and mulch planter. Remove all lawn over spray in mulch planter,dispose of debris off-site. C. R e m o v e n o n-b i o de g ra dable mot containel-s. N � � M
<br /> D. Set glants in pits or beds,partly fillcd with prepared plant mi�c,at a minimum depth as indicated on Drawings M� �-- m '�5' N
<br /> 1.12 TrIAINT'ENANCE SERVICE under each plant. Remove burlap,ropes and wires,from the top half of mot ball. � �j � Qp
<br /> E. Place bare root plant materials so roots lie in a natural position_ Backfill soil mixture in 6 inch layers. ^ � = � N G�
<br /> - Maintain plant life in vertical position. H O O � Q
<br /> A. Section 01700-Execution Requirements: Maintenance service. F. Saturate soil with water when the pit or bed is half full of topsoil and again when full. Z I-1 � � � �
<br /> B. Beginning at the first installation of plant material,maintain plant life through final acceptance. r" �
<br /> C. Continue maintenance until fmal acceptance. �� z sx W �
<br /> 3.6 PLANf RELOCATION AND RE-PLAN"I'ING +-�
<br /> D. Maintenance to include: r l
<br />� 1. Cultivation and weeding plant beds and tree pits. , �„r � -
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<br /> A Relocate plants as indicated on Drawings(as applicable). �� O �
<br /> 2. Applying herbicides for weed control. Remedy damage resulting fmm use of herbicides. B. Ball or pot removed plants if temporary relocation is required. �j � � W � Ln >
<br /> 3. Remedy damage from use of insecticides. C. Place bare root plant materials so mots lie in a natural position. Backfill soil mixture in 6 inch layers: � �h-� � � � W
<br /> 4. Irrigating sufficient to saturate root system. � t=
<br /> Maintain plant materials in vertical position. �
<br /> 5. Pruning,including removal of dead or broken branches. D. Saturate soil with water when the pit or bed is half full of topsoil and again when the pit or bed is full of W �w w
<br /> 6. Disease control. topsoil. �- w �- a O
<br /> 7. Maintaining wrapping,guys,tuinbuckles and stakes. Adjust turnbuckles to keep guy wires tight. Repair or replace w � �� a
<br /> accessories when required. 3.7 PLANT SUPPORT N
<br /> 8. Fertilizer.
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<br /> 9. Removal and reglacement of dead or damaged plants. A. Brace plants vertically with plant protector wrapped guy wires and stakes to the following: � --
<br /> 10. Mowing and edging lawn. Tree Caliper Tree Support Method Z ISSUE DATES or REVISIONS:
<br /> 1 -1 3/4 inches Two(2)stakes with two(2)ties. O �
<br /> PART 2-PRODUCTS 2-3 inches Three 3 stakes with three 3 tees, "'
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<br /> bolts and tum buckles. Q
<br /> 2.1 TREES,PLANTS,AND GR�iJND COVER Over 3 inches Four(4)guy wires with eye a ------------
<br /> bolts and tum buckles. Q
<br /> A. Planting Stock:
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<br /> 1. All plants shall be true to rype and name in accordance with the latest edition of Standardized Plant Names,official 3.8 FIELD QUALITY CONTTZOL � --------�----------
<br /> code of the American Joint Comznittee on Horticulture Nomenclature,and each bundle or each plant shall be labeled properly. �
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<br /> 2. All plants shall have a well-branched,vigorous and balanced root and e�ibiting normal habit of growth and unless A. Section 01400-Quality Requirements: Testing and inspection services, J
<br /> otherwise specified,shall be No 1 Grade conforrning to"American Standard for Nutsery Stock" of the American Association g. Plants will be rejected if a ball of earth surrounding roots has been disturbed or damaged prior to or during Q -------------------
<br /> of Nurserymen(AAI�. They shall be free from disease,injurious insects,insect eggs and larva,mechanical wounds,broken planting. �
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<br /> branches,rot,decay or any other defect. Trees sha11 have reasonable straight tn�nks with well balanced tops and a single �
<br /> leader. 3.9 CLEAN-UP �
<br /> B. Trees,Plants,and Ground Cover: Q
<br /> 1. Species and size identif�iable in plant schedule,grown in climatic conditions similar to those in locality of the Work. A. A general clean-up shall be made immediately after and as part of all Work done in the area. The clean-up � DRAWN BY: ___ LJ L
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<br /> shall include the entire area under this Contract. Adjacent areas shall be cleaned to the extent that the Work done U CKED BY: _____ LRB_
<br /> 2.2 SOD LAWN under the Contract may scatter litter. Such clean-up shall include pick-up and removal from the area of Work all N ----'------
<br /> clippings,trimmings,leaves,and all other litter and debris originating from any source. Remove flag labels from all � SCALE: 1"- 20-0
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<br /> A. Sod shall be supplied by"Country Green"per plan. planting materiaL = T �
<br /> B. Sod shall be premium quality,uniform green color,free of all weeds,pests,poa annua,and disease. Sod shall be a � Z DATE: 13 JANUARY 201 b
<br /> minimuzn of twelve(12)months old,but not more than thirty(30)months old,and shall be delivered to the project the site 3.10 SCHEDiJLE-PLANT LIST �v V�" �
<br /> within twenty-four(24)hotirs of cutting. C����� � -------------------
<br /> A. See Landscape Materials Schedule on Landscape Drawings. �`�" "'� U -------------------
<br /> 2.3 SOIL MATERIAI.S . � JOB NUMBER: 216104
<br /> ENDOPSECTION ~ ------------------
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<br /> A. Topsoil: Imported from Corliss Materials,70-30 topsoil mix per plan or from Approved Source. Z -------------------
<br /> B. Topsoil: Fertile,agricultural sail,typical for locality,capable of sustaining vigorous plant growth,taken from drained �
<br /> STATE OE U
<br /> site;free of subsoil,clay or impurities,plants,weeds and roots; minimum pH value of 5.4 and mazimum pH value of 7.0; Lauchlin R. Bethune Associates, T11C. �T/►SHINGTON � SHEET NUMBER:
<br /> organic matter to excced 1.5 percent,magnesium to exceed 100 units;phsphorus to exceed 150 units;potassium to Exceed 20 � Landscape Architecture & Planning, ASLA REGISTERED O
<br /> units;soluble salts/conductivity not to exceed 900 ppm/0.9 mnahos/cm in soil. � GT �
<br /> P.O. Box 1442 phone: (425) 432-98?7 p _
<br /> Ma le Valle Washin on 98038 fax: 42S 432-9878 �-- Z
<br /> P Y� � � } [.n ,� x,;B�ut?E �
<br /> _ lauch@bethuneassociates.com www.bethuneassociates.com CERT1FICeTE N0. 462
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