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Home My WebLink AboutP_Landscape_Plan_Tree_Retention_Gorban_Shortplat_180913_v1.pdfNE 28TH ST EXISTING (18" D) TREE TO REMAIN EXISTING (28" F) TREE TO BE REMOVED EXISTING (21" F) TREE TO BE REMOVED EXISTING (16" CY) TO REMAIN EXISTING (16" CY) TO BE REMOVED OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP L-1. 1419 1419-7 9.13.18 N/A 1" = 10' PD PD PD REVISIONDATE REV.BYNO. CHECKED: DRAWN: DESIGNED: : :VERTICAL HORIZONTAL SCALES: SHEET: JOB NO.: DRAWING: ISSUE DATE: DesigneccosLLC eccosDesign Landscape Architecture and Planning Mount Vernon, WA 98273 p. 360.419.7400 f. 800.508.2017 www.eccosdesign.com 0' 10' 20' 30' 40' NORTH Gorben Short Plat Renton, WA prepared for:prepared by: contact: Jim Hanson one inch 2213 NE 128th St TREE RETENTION PLAN TREE RETENTION PLAN 1" = 10'-0" (CHECK SCALE BAR FOR ACCURACY) TREE PROTECTION NOTES per RMC 4-4-130H.9 1.Protection Measures During Construction: 1.1.Protection measures in this subsection shall apply for all trees that are to be retained. All of the following tree protection measures shall apply: 2.Construction Storage Prohibited: 2.1.The applicant may not fill, excavate, stack or store any equipment, dispose of any materials, supplies or fluids, operate any equipment, install impervious surfaces, or compact the earth in any way within the area defined by the drip line of any tree to be retained. 3.Fenced Protection Area Required: 3.1.Prior to development activities, the applicant shall erect and maintain six-foot (6') high chain link temporary construction fencing around the drip lines of all retained trees or at a distance surrounding the tree equal to one and one-quarter feet (1.25') for every one inch (1") of trunk caliper, whichever is greater, or along the perimeter of a tree protection tract. 3.2.Placards shall be placed on fencing every fifty feet (50') indicating the words, “NO TRESPASSING – Protected Trees,” or on each side of the fencing if less than fifty feet (50'). 3.3.Site access to individually protected trees or groups of trees shall be fenced and signed. Individual trees shall be fenced on four (4) sides. 3.4.In addition, the applicant shall provide supervision whenever equipment or trucks are moving near trees. 4.Protection from Grade Changes: 4.1.If the grade level adjoining to a tree to be retained is to be raised, the applicant shall construct a dry rock wall or rock well around the tree. The diameter of this wall or well must be equal to the tree’s drip line. 5.Impervious Surfaces Prohibited within the Drip Line: 5.1.The applicant maynot install impervious surface material within the area defined by the drip line of any tree to be retained. 6.Restrictions on Grading within the Drip Lines of Retained Trees: 6.1.The grade level around any tree to be retained may not be lowered within the greater of the following areas: (i) the area defined by the drip line of the tree, or (ii) an area around the tree equal to one and one-half feet (1-1/2') in diameter for each one inch (1") of tree caliper. A larger tree protection zone based on tree size, species, soil, or other conditions may be required. 7.Mulch Layer Required: 7.1.All areas within the required fencing shall be covered completely and evenly with a minimum of three inches (3") of bark mulch prior to installation of the protective fencing. 7.2.Exceptions may be approved if the mulch will adversely affect protected ground cover plants. 8.Monitoring Required during Construction: 8.1.The applicant shall retain a certified arborist or licensed landscape architect to ensure trees are protected from development activities and/or toprune branches and roots, fertilize, and water as appropriate for any trees and ground cover that are to be retained. 9.Alternative Protection: 9.1.Alternative safeguards may be used if determined to provide equal or greater tree protection. 9/13/2018 10:45:14 AM RECEIVED 09/19/2018 amorganroth PLANNING DIVISION NE 28TH ST OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP #1AUkenKinnikinnickArctostaphylos uva-ursi37 Container SizeAbbrev. |Common NameSpeciesNum |Symbol | Groundcover #1HELSEMABlue Oat GrassHelictotrichon sempervirens9 Container SizeAbbrev. |Common NameSpeciesNum |Symbol | Perennials #2PMMdmpDwarf Mugo PinePinus mugo 'Mugo'6 #2NANDOFFirepower NandinaNandina domestica 'Firepower'9 #2EfEGEuonymus 'Emerald Gaiety'Euonymus fortunei 'Emerald Gaiety'18 #2EUOALCODwarf Burning BushEuonymus alatus 'Compactus'2 #2BTplbDwarf Purple-leaf BarberryBerberis thunbergii 'Crimson Pygmy'10 Container SizeAbbrev. |Common NameSpeciesNum |Symbol | Shrubs 2 in. calPPvanVanessa ParrotiaParrotia persica 'Vanessa'4 Planting SizeAbbrev. |Common NameSpeciesNum |Symbol | Trees HeaderNE 28TH ST 10'OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP OHP PPvanNANDOF NANDOF PMMdmpEUOALCO EfEG HELSEMA BTplb EXISTING (16" CY) TO REMAIN L-2. KEY MAP 1419 1419-7 9.13.18 N/A 1" = 10' PD PD PD REVISIONDATE REV.BYNO. CHECKED: DRAWN: DESIGNED: : :VERTICAL HORIZONTAL SCALES: SHEET: JOB NO.: DRAWING: ISSUE DATE: DesigneccosLLC eccosDesign Landscape Architecture and Planning Mount Vernon, WA 98273 p. 360.419.7400 f. 800.508.2017 www.eccosdesign.com 0' 10' 20' 30' 40' NORTH Gorben Short Plat Renton, WA prepared for:prepared by: contact: Jim Hanson one inch 2213 NE 128th St TOPSOIL DEPTH AND TYPE AS SPECIFIED GROUNDCOVER PLANT. SEE PLANT LIST BARK MULCH EXISTING SUBGRADE GROUNDCOVER PLANT SPACING AS INDICATED ON PLANT LIST (TYPICAL) EQUAL DISTANCE EQUALDISTANCEDISTANCEEQUAL60° EDGE OF PLANTER SECTION PLAN 2" DEPTH BARK MULCH 4" WATERING BASIN SURROUNDING PLANT FINISH GRADE REMOVE BURLAP FROM TOP 1/3 OF ROOTBALL. LIGHTLY SCARIFY ROOTBALL OF CONTAINER-GROWN PLANTS. FERTILIZE ALL PLANTS WITH APPROVED STARTER FERTILIZER APPLIED AT MANUFACTURER'S SUGGESTED RATES PLANT SHRUB 1/2" HIGHER THAN DEPTH GROWN AT NURSERY. SCARIFY PLANTING PIT WALLS PLANTING BACKFILL SET ROOTBALL ON MOUND OF COMPACTED PLANTING BACKFILL MIX EXISTING SUBGRADE 2 TIMES ROOTBALL DIA. PRIOR TO BACKFILLING TYPICAL PLANTING DETAILS NO SCALE GENERAL NOTES 1.ALL WORK SHALL BE PERFORMED BY PERSONS FAMILIAR WITH THIS KIND OF WORK AND UNDER THE SUPERVISION OF A QUALIFIED FOREMAN. 2.ALL PLANT MATERIAL SIZES AND QUALITY TO CONFORM TO AMERICAN ASSOC. OF NURSERYMEN, AMERICAN STANDARD FOR NURSERY STOCK, 2002. 3.PLANT LOCATIONS ON THE PLANS ARE DIAGRAMMATIC AND MAY BE SUBJECT TO ADJUSTMENT IN THE FIELD BY THE LANDSCAPE CONTRACTOR. 4.ALL PLANT MATERIAL SHALL BE OF NURSERY STOCK AND SHALL BE OF THE TYPE, SIZE AND CONDITION SPECIFIED. THE PLANT MATERIAL SHALL EXHIBIT NORMAL HABITS OF GROWTH FOR THE SPECIES, SHALL HAVE BUDS INTACT AND SHALL BE FREE OF DISEASE, INSECTS, SCARS, BRUISES, BREAKS, SEED AND WEED ROOTS. 5.SEE NOTES THIS SHEET FOR TOPSOIL DEPTH AND SPECIFICATION. 6.FINE BARK MULCH IS TO BE INSTALLED AT ALL NEW PLANTING AREAS WITH A MINIMUM OF 2 INCHES. 7.ALL PLANTING PITS TO HAVE SOIL AMENDED WITH A WETTING AGENT (TERA-WET OR EQUAL) APPLIED AT MANUFACTURES RECOMMENDED RATE. 8.LANDSCAPE CONTRACTOR SHALL VERIFY LOCATION OF ALL SITE UTILITIES PRIOR TO LANDSCAPE IMPLEMENTATION. PLANT LOCATIONS MAY BE ADJUSTED TO AVOID CONFLICT. 9.LANDSCAPE CONTRACTOR SHALL TAKE NECESSARY PRECAUTIONS TO PROTECT EXISTING SITE IMPROVEMENTS, PAVING, WALLS, AND UNDERGROUND UTILITIES. DAMAGE SHALL BE REPAIRED TO THE OWNER'S SATISFACTION AND AT NO ADDITIONAL COST. 10.PLANT COUNT IS FOR THE CONTRACTOR'S CONVENIENCE; IF THERE IS A DISCREPANCY, THE PLAN SHALL GOVERN. ACTUAL PLANT QUANTITIES TO BE DETERMINED BY REQUIRED PLANT SPACING. 11.ALL AREAS TO BE PLANTED WITH GROUNDCOVER ARE INDICATED ON THE PLAN WITH A HATCH PATTERN. SEE PLANT LIST FOR PLANT TYPE, SIZE, AND SPACING. 12.SUBSTITUTION OF PLANT VARIETIES DUE TO LACK OF AVAILABILITY SUBJECT TO APPROVAL BY THE OWNERS REPRESENTATIVE. 13.ALL DIMENSIONS ARE ASSUMED TO BE PARALLEL OR PERPENDICULAR UNLESS OTHERWISE NOTED. 14.ALL SOIL GRADES TO BE A MINIMUM SIX INCHES BELOW ADJACENT FINISH FLOOR ELEVATIONS UNLESS NOTED OTHERWISE ALL GRADES ADJACENT TO A BUILDING SHALL HAVE A MAXIMUM SLOPE OF 5% 3' FROM FOUNDATION. 15.ALL GRADES, DIMENSIONS AND EXISTING CONDITIONS SHALL BE VERIFIED BY THE CONTRACTOR PRIOR TO CONSTRUCTION. ANY DISCREPANCIES SHALL BE BROUGHT TO THE ATTENTION OF THE LANDSCAPE ARCHITECT. 16.PLANTING PLAN EMPHASIZES DROUGHT TOLERANT AND NATIVE PLANTS TO BE USED IN AN AMENDED SOIL IN LIEU OF AN AUTOMATED IRRIGATION SYSTEM AS A WATER CONSERVATION 'BEST PRACTICE'. SUPPLEMENTAL HAND WATERING WILL BE DONE DURING FIRST YEAR TO GUARANTEE PLANT ESTABLISHMENT. 17.BASEMAP PROVIDED BY 4SITE SURVEYING AND CONSULTING, PUYALLUP, WA. PLANTING LEGEND LANDSCAPING PLAN SOIL NOTES 1.CONTRACTOR MAY STOCKPILE SITE TOPSOIL FOR POSSIBLE RE-USE IN LANDSCAPE BEDS. STOCKPILED TOPSOIL TO BE APPROVED BY OWNERS REPRESENTATIVE. 2.SITE TOPSOIL TO BE SCREENED TO REMOVE ALL GRASS CLODS AND DEBRIS LARGER THAN 1" 3.EXISTING SITE TOPSOIL TO BE AMENDED WITH COMPOST AT A RATIO OF 3:1. 3 UNITS OF EXISTING SOIL TO ONE UNIT OF COMPOST. 4.IN LIEU OF AMENDING SITE TOPSOIL CONTRACTORS MAY CHOOSE TO USE IMPORTED 2-WAY TOPSOIL. 5.TOPSOIL DEPTHS 5.1.TOPSOIL TO BE PLACED AT A MINIMUM OF 6" IN ALL LANDSCAPE BED AREAS AND TILLED INTO EXISTING SUBGRADE. 5.2.TOPSOIL TO BE PLACED AT A MINIMUM OF 12" IN ALL TREE PIT AREAS, SEE DETAIL THIS PAGE. 6.IN ALL INSTANCES, PLACED TOPSOIL TO BE ROTOTILLED INTO EXISTING GRADE. PLANTING STRIP 1" = 10'-0" (CHECK SCALE BAR FOR ACCURACY) 2" DEPTH BARK MULCH 8 FOOT, 3" ROUND GUYING APPARATUS: HEAVY DUTY POLY CHAIN LOCK 4" WATERING BASIN SURROUNDING TREE PULL BURLAP OFF TOP 1/3 OF ROOTBALL PLANTING BACKFILL MIX SCARIFY PLANTING SET ROOTBALL ON MOUND OF COMPACTED PLANTING BACKFILL MIX EXISTING SUBGRADE FINISH GRADE 1.5 - 2 TIMES ROOT BALL DIAMETER PIT WALLS 2 PER TREE 4 TIMES ROOT BALL DIAMETER PLANT TREE 1/2" HIGHER THAN DEPTH GROWN AT NURSERY. FERTILIZE ALL TREES WITH APPROVED STARTER FERTILIZER APPLIED AT MANUFACTURER'S SUGGESTED RATES TREE STAKES TO BE VERTICAL, PARALLEL, EVEN-TOPPED, UNSCARRED AND DRIVEN INTO UNDISTURBED SUBGRADE 12"MIN. MULCH LODGEPOLE PINE STAKES, 9/13/2018 10:45:15 AM