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HomeMy WebLinkAboutEx 04_Preliminary Landscape Plan.pdfX N 31ST STREET PA R K A V E N U E N 1 2 8,789± SF 1 8,933± SF ROW 530± SF SITE SCALE 1" = 20' TREE RETENTION PLAN PRELIMINARY TREE RETENTION & REPLACEMENT PLANL1.01 12 IN COMPLIANCE WITH CITY OF RENTON STANDARDS DE SI GN 12100 NE 195th St, Suite 300 Bothell, Washington 98011 425.885.7877 CIVIL ENGINEERING LANDSCAPE ARCHITECTURE PLANNING SURVEYING JONES RENTON SHORT PLAT - SOUTH JO N E S R E N T O N S H O R T P L A T - S O U T H JO N E S R E N T O N S H O R T P L A T - S O U T H 3215 PARK AVE N, RENTON, WA 98056 PROJECT NO. 20081K VICINITY MAP 15 LANDMARK TREE TO BE REMOVED R.O.W. LINE(TYP.) PROPERTY LINE (TYP.) OFFSITE TREE (TYP.) LANDMARK TREE TO BE REMOVED (TYP.) LEGEND FUTURE JONES RENTON SHORT PLAT BEING CONSTRUCTED UNDER PERMITS LUA20-000237, SHPL-A PER CODE SECTION 4-4-130.H. TOTAL TREE CREDITS ON SITE:11 TREES CREDITS TO BE REMOVED:11 REPLACEMENT TREE CREDITS REQUIRED:11 TOTAL REPLACEMENT TREE CREDITS TO BE PROVIDED:11 (6 TREES) REPLACEMENT TREE CALCULATIONS NOTE: VIABLE TREES ARE PROPOSED TO BE REMOVED PER CODE SECTION 4-4-130.H.e.i(d) TREE RETENTION TABLE OFFSITE TREE (TYP.) PA R K A V E N U E N 2 8,789± SF 1 8,933± SF ROW 530± SF SITE SYMBOL QTY BOTANICAL NAME COMMON NAME SIZE SPACING COMMENTS REPLACEMENT TREES 4 PLATANUS X ACERIFOLIA `BLOODGOOD`LONDON PLANE TREE 2" CAL. MIN.AS SHOWN LARGE SPECIES TREE 2 THUJA PLICATA WESTERN RED CEDAR 6` HT. MIN.AS SHOWN LARGE SPECIES TREE STREET TREES 2 CERCIS CANADENSIS EASTERN REDBUD 2" CAL. MIN.AS SHOWN SYMBOL QTY BOTANICAL NAME COMMON NAME SIZE SPACING COMMENTS GROUND COVERS 483 10' STREET FRONTAGE LANDSCAPING - 146 ERIGERON SPECIOSUS SHOWY FLEABANE 1 GAL 2` O.C. SCALE 1" = 20' LANDSCAPE PLAN PRELIMINARY LANDSCAPE PLANL2.01 14 IN COMPLIANCE WITH CITY OF RENTON STANDARDS DE SI GN 12100 NE 195th St, Suite 300 Bothell, Washington 98011 425.885.7877 CIVIL ENGINEERING LANDSCAPE ARCHITECTURE PLANNING SURVEYING JONES RENTON SHORT PLAT - SOUTH JO N E S R E N T O N S H O R T P L A T - S O U T H JO N E S R E N T O N S H O R T P L A T - S O U T H 3215 PARK AVE N, RENTON, WA 98056 PROJECT NO. 20081K VICINITY MAP 15 REPLACEMENT TREE (TYP.) R.O.W. LINE (TYP.) PROPERTY LINE (TYP.) FUTURE JONES RENTON SHORT PLAT BEING CONSTRUCTED UNDER PERMITS LUA20-000237, SHPL-A PLANT SCHEDULE GROUNDCOVER (TYP.) STREET TREE (TYP.) 10' STREET FRONTAGE LANDSCAPING (TYP.) PER CODE SECTION 4-4-130.H. REPLACEMENT TREE CREDITS REQUIRED:11 CREDITS LARGE SPECIES TREES PROVIDED:6 TREES (12 CREDITS) REPLACEMENT TREE CALCULATIONS PLANTING DECIDUOUS TREE NOT TO SCALE NOT TO SCALE PLANTING CONIFER TREE PLANTING DECIDUOUS TREE ON SLOPE NOT TO SCALE PLANTING CONIFER TREE ON SLOPE NOT TO SCALE PLANTING SHRUB NOT TO SCALE PLANTING SHRUB ON SLOPE NOT TO SCALE NOTE: TO AVOID LANDSCAPE INTRUSION INTO PATHS, THE FOLLOWING PLANTING SPACING OFF-SETS FROM EDGE OF ALL PATHS, DRIVES, ACCESS ROUTES, ETC. SHALL BE MET: GROUND COVER: 18" SMALL SHRUBS (UNDER 3' TALL): 30" MEDIUM SHRUBS (FROM 3' TALL TO 6'): 42" LARGE SHRUBS (OVER 6' TALL): 48" PLANTING GROUNDCOVER NOT TO SCALE NOT TO SCALE PLANT SPACING ROOT BARRIER (DEEPROOT UNIVERSAL BARRIER OR SIMILAR) NOT TO SCALE Double Top Edge Integral Vertical Root Directing Rib Patented Zipper Joining System Patented Double Top Edge for prevention of root over-growth, extra strength, ultraviolet protection and improved appearance. (See Detail A) DeepRoot® name on every panel. U.S. Patent Nos. 5,305,549 and 5,528,857 and other patents pending 90° Root Directing Rib, integral to panel Root Barrier Panel, 0.080" (2.03 mm) thick 75% reprocessed polypropylene Rounded edges for safety and strength Patented Anti-Lift Ground Lock Tabs (See Detail B) SOURCE: DEEPROOT LOOSELY PLACED TREE TIE. WEBBED TREE TIE OR NOTCHED PLASTIC TREE CHAIN OR OTHER APPROVED TREE TIE PRODUCT. LOOSELY PLACED ANCHOR STAKES TO BE PLACED AT 18" AWAY FROM THE TREE TRUNK. T-RAIL IRON STAKE OR ACCEPTABLE WOODEN SUBSTITUTE. ANCHOR FIRMLY GALVANIZED WIRE OR CABLE; TWIST WIRE TO TIGHTEN ONLY ENOUGH TO KEEP FROM SLIPPING (ALLOW FOR SOME TRUNK MOVEMENT) TRUNK FLARE TO BE 1" - 2" ABOVE FINISHED GRADE. DO NOT COVER WITH SOIL OR MULCH. 2" - 4" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK 4" HIGH SAUCER AROUND EDGE OF PLANTING PIT. FIRMLY FORMED BY TOP SOIL. FINISH GRADE ROUGHEN EDGES OF PIT ALL TWINES, WIRE AND BURLAP TO BE CUT AND REMOVED FROM TOP HALF OF ROOTBALL. NON BIODEGRADABLE MATERIALS SHALL BE REMOVED COMPLETELY. CUT AND REMOVE GIRDLING ROOTS. AMENDED TOP SOIL BACKFILL COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING TRUNK FLARE TO BE 1" - 2" ABOVE FINISHED GRADE. DO NOT COVER WITH SOIL OR MULCH. 2" - 4" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK 4" HIGH EARTH SAUCER AROUND EDGE OF PLANTING PIT FINISH GRADE ROUGHEN EDGES OF PIT COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING LOOSELY PLACED TREE TIE. WEBBED TREE TIE OR NOTCHED PLASTIC TREE CHAIN OR OTHER APPROVED TREE TIE PRODUCT. LOOSELY PLACED PLACE ROOTBALL ON COMPACTED SOIL PEDESTAL TO PREVENT SETTLING 4" HIGH EARTH SAUCER AROUND EDGE OF PLANTING PIT ROUGHEN EDGES OF PIT EXISTING GRADE LOOSELY PLACED TREE TIE. WEBBED TREE TIE OR NOTCHED PLASTIC TREE CHAIN OR OTHER APPROVED TREE TIE PRODUCT. LOOSELY PLACED GALVANIZED WIRE OR CABLE; TWIST WIRE TO TIGHTEN ONLY ENOUGH TO KEEP FROM SLIPPING (ALLOW FOR SOME TRUNK MOVEMENT) 4" HIGH EARTH SAUCER AROUND EDGE OF PLANTING PIT ROUGHEN EDGES OF PIT TAMP TOPSOIL BACKFILL AROUND ROOTBALL BASE FIRMLY WITH FOOT PRESSURE TO AVOID SHIFT OF ROOTBALL PLACE ROOTBALL ON COMPACTED SOIL TO PREVENT SETTLING SHRUB SELECTED SHALL BE HEALTHY, FULL AND BUSHY. SET CROWN OF PLANT AT FINISHED GRADE 2" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK 2" HIGH SAUCER AROUND EDGE OF PLANTING PIT. FIRMLY FORMED BY TOP SOIL. FINISH GRADE ROOTBALL AMENDED TOP SOIL BACKFILL ROUGHEN EDGES OF PIT CUT NEW ROOT MASS TO STIMULATE NEW ROOT GROWTH COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING SHRUB SELECTED SHALL BE HEALTHY, FULL AND BUSHY. EXISTING SLOPE 2" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK SAUCER 2" HIGH ABOVE MULCH: FIRMLY COMPACT FINISH GRADE ROOTBALL ROUGHEN ALL SURFACES OF PIT CUT NEW ROOT MASS TO STIMULATE NEW ROOT GROWTH PLANT SELECTED SHALL BE HEALTHY 2" LAYER OF MULCH; TAPER TO CROWN FINISHED GRADE ROOTBALL TOPSOIL BACKFILL & FERTILIZER CUT NEW ROOT MASS TO STIMULATE NEW ROOT GROWTH EXISTING SUBGRADE PLANT SPACING PER PLANT TYPE; SEE SCHEDULE EXISTING SUBGRADE TREE SELECTED SHALL BE HEALTHY AND WELL BRANCHED. CENTRAL LEADER SHALL NOT BE CUT. PRUNE BROKEN BRANCHES BEFORE PLANTING. EXISTING SUBGRADE COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING D790B D638 D638 Flexural Modulus Yield Elongation - Hinge Yield Elongation - Wall Tensile strength @ yield - Wall 7.44% 2.354 PSI Rockwell Hardness r. scale - Wall Tensile strength @ yield - Hinge Notched Izod Impact - Wall D256A D785A D638 D638 2.846 PSI 7.01% 119.625 PSI 3.84 (ft-lbs) 84.4 UB 24-2 Specifications 24" DeepRoot® Tree Root Barrier Specified tree root barrier is a mechanical barrier and root deflector used to prevent tree roots from damaging hardscapes and landscapes. Assembled in 24" (609 mm) long modules to create varying lengths for linear applications, or perimeter surround applications in varying sizes. A. Materials 1. The contractor shall furnish and install tree root barrier as specified. The tree root barrier shall be either product #UB 24-2 as manufactured by DeepRoot® Green Infrastructure, LLC, 530 Washington Street, San Francisco, CA, www.deeproot.com (800.458.7668). 2. Root barrier shall be recyclable, black, injection molded panels with 0.80" (2.03 mm) wall thickness in modules 24" (609 mm) long and 24" (609 mm) deep. 3. Root barrier shall be manufactured with 75% reprocessed polypropylene with added ultraviolet inhibitors. 4. Root barrier shall be comprised of 24" (60.96 cm) panels. Each panel shall have no less than four (4) Molded Integral Vertical Root Directing Ribs of a minimum 0.075" (1.90 mm) thickness, protruding 1/2" (12.7 mm) at 90° from interior of the barrier panel, spaced 6" (152.4 mm) apart. (See Details A & D) 5. Root barrier shall have a Double Top Edge consisting of two parallel, integral, horizontal ribs at the top of the panel at 0.060" (1.52 mm) thickness, 3/8" (9.53 mm) wide and 1/4" (6.35 mm) apart with the lower rib attached to the vertical Root Directing Ribs (See Detail A). 6. Root barrier shall have a minimum of twelve (12) Anti-Lift Ground Lock Tabs consisting of integral horizontal ridges of minimum 0.075" (1.90 mm) thickness in the shape of a segment of an oblong, the 2" (50.8 mm) chord of the segment joining the panel wall and the segment, protruding 3/8" (9.53 mm) from the panel. The twelve ground locks on each panel shall be about equally spaced between each of the vertical root directing ribs (Four (4) between each set of ribs, see Details B & D). 7. Root barrier shall have an integrated Zipper Joining System for assembly by sliding one panel into another (See Detail C). U.S. Patents: 5,305,549; and 5,528,857. Other Patents Pending. ASTM Test MethodPropertiesTypical Value DETAIL A DOUBLE TOP EDGE AND VERTICAL ROOT DIRECTING RIB DETAIL B - ANTI-LIFT GROUND LOCK TAB DETAIL C - ZIPPER JOINING SYSTEM DETAIL D - TREE ROOT BARRIER PANEL © Copyright 2014 DeepRoot Green Infrastructure, LLC FINISH GRADE; 2:1 MAX. EXISTING GRADE FINISH GRADE; 2:1 MAX. LOOSELY PLACED TREE TIE. WEBBED TREE TIE OR NOTCHED PLASTIC TREE CHAIN OR OTHER APPROVED TREE TIE PRODUCT. LOOSELY PLACED TREE SELECTED SHALL BE HEALTHY AND WELL BRANCHED. CENTRAL LEADER SHALL NOT BE CUT. PRUNE BROKEN BRANCHES BEFORE PLANTING. GALVANIZED WIRE OR CABLE; TWIST WIRE TO TIGHTEN ONLY ENOUGH TO KEEP FROM SLIPPING (ALLOW FOR SOME TRUNK MOVEMENT) ANCHOR STAKES TO BE PLACED AT 18" AWAY FROM THE TREE TRUNK. T-RAIL IRON STAKE OR ACCEPTABLE WOODEN SUBSTITUTE. ANCHOR FIRMLY ALL TWINES, WIRE AND BURLAP TO BE CUT AND REMOVED FROM TOP HALF OF ROOTBALL. NON BIODEGRADABLE MATERIALS SHALL BE REMOVED COMPLETELY. CUT AND REMOVE GIRDLING ROOTS. EXISTING SUBGRADE AMENDED TOP SOIL BACKFILL TREE SELECTED SHALL BE HEALTHY AND WELL BRANCHED. CENTRAL LEADER SHALL NOT BE CUT. PRUNE BROKEN BRANCHES BEFORE PLANTING. ANCHOR STAKES TO BE PLACED AT 18" AWAY FROM THE TREE TRUNK. T-RAIL IRON STAKE OR ACCEPTABLE WOODEN SUBSTITUTE. ANCHOR FIRMLY TRUNK FLARE TO BE 1" - 2" ABOVE FINISHED GRADE. DO NOT COVER WITH SOIL OR MULCH. ALL TWINES, WIRE AND BURLAP TO BE CUT AND REMOVED FROM TOP HALF OF ROOTBALL. NON BIODEGRADABLE MATERIALS SHALL BE REMOVED COMPLETELY. CUT AND REMOVE GIRDLING ROOTS. GALVANIZED WIRE OR CABLE; TWIST WIRE TO TIGHTEN ONLY ENOUGH TO KEEP FROM SLIPPING (ALLOW FOR SOME TRUNK MOVEMENT) ANCHOR STAKES TO BE PLACED AT 18" AWAY FROM THE TREE TRUNK. T-RAIL IRON STAKE OR ACCEPTABLE WOODEN SUBSTITUTE. ANCHOR FIRMLY TREE SELECTED SHALL BE HEALTHY AND WELL BRANCHED. CENTRAL LEADER SHALL NOT BE CUT. PRUNE BROKEN BRANCHES BEFORE PLANTING. TRUNK FLARE TO BE 1" - 2" ABOVE FINISHED GRADE. DO NOT COVER WITH SOIL OR MULCH. 2" - 4" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK ALL TWINES, WIRE AND BURLAP TO BE CUT AND REMOVED FROM TOP HALF OF ROOTBALL. NON BIODEGRADABLE MATERIALS SHALL BE REMOVED COMPLETELY. CUT AND REMOVE GIRDLING ROOTS. 2" - 4" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK SET CROWN OF PLANT AT FINISHED GRADE AMENDED TOP SOIL BACKFILL EXISTING SUBGRADE COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING PLANTING DECIDUOUS TREE NOT TO SCALE NOT TO SCALE PLANTING CONIFER TREE PLANTING DECIDUOUS TREE ON SLOPE NOT TO SCALE PLANTING CONIFER TREE ON SLOPE NOT TO SCALE PLANTING SHRUB NOT TO SCALE PLANTING SHRUB ON SLOPE NOT TO SCALE NOTE: TO AVOID LANDSCAPE INTRUSION INTO PATHS, THE FOLLOWING PLANTING SPACING OFF-SETS FROM EDGE OF ALL PATHS, DRIVES, ACCESS ROUTES, ETC. SHALL BE MET: GROUND COVER: 18" SMALL SHRUBS (UNDER 3' TALL): 30" MEDIUM SHRUBS (FROM 3' TALL TO 6'): 42" LARGE SHRUBS (OVER 6' TALL): 48" PLANTING GROUNDCOVER NOT TO SCALE NOT TO SCALE PLANT SPACING ROOT BARRIER (DEEPROOT UNIVERSAL BARRIER OR SIMILAR) NOT TO SCALE Double Top Edge Integral Vertical Root Directing Rib Patented Zipper Joining System Patented Double Top Edge for prevention of root over-growth, extra strength, ultraviolet protection and improved appearance. (See Detail A) DeepRoot® name on every panel. U.S. Patent Nos. 5,305,549 and 5,528,857 and other patents pending 90° Root Directing Rib, integral to panel Root Barrier Panel, 0.080" (2.03 mm) thick 75% reprocessed polypropylene Rounded edges for safety and strength Patented Anti-Lift Ground Lock Tabs (See Detail B) SOURCE: DEEPROOT LOOSELY PLACED TREE TIE. WEBBED TREE TIE OR NOTCHED PLASTIC TREE CHAIN OR OTHER APPROVED TREE TIE PRODUCT. LOOSELY PLACED ANCHOR STAKES TO BE PLACED AT 18" AWAY FROM THE TREE TRUNK. T-RAIL IRON STAKE OR ACCEPTABLE WOODEN SUBSTITUTE. ANCHOR FIRMLY GALVANIZED WIRE OR CABLE; TWIST WIRE TO TIGHTEN ONLY ENOUGH TO KEEP FROM SLIPPING (ALLOW FOR SOME TRUNK MOVEMENT) TRUNK FLARE TO BE 1" - 2" ABOVE FINISHED GRADE. DO NOT COVER WITH SOIL OR MULCH. 2" - 4" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK 4" HIGH SAUCER AROUND EDGE OF PLANTING PIT. FIRMLY FORMED BY TOP SOIL. FINISH GRADE ROUGHEN EDGES OF PIT ALL TWINES, WIRE AND BURLAP TO BE CUT AND REMOVED FROM TOP HALF OF ROOTBALL. NON BIODEGRADABLE MATERIALS SHALL BE REMOVED COMPLETELY. CUT AND REMOVE GIRDLING ROOTS. AMENDED TOP SOIL BACKFILL COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING TRUNK FLARE TO BE 1" - 2" ABOVE FINISHED GRADE. DO NOT COVER WITH SOIL OR MULCH. 2" - 4" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK 4" HIGH EARTH SAUCER AROUND EDGE OF PLANTING PIT FINISH GRADE ROUGHEN EDGES OF PIT COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING LOOSELY PLACED TREE TIE. WEBBED TREE TIE OR NOTCHED PLASTIC TREE CHAIN OR OTHER APPROVED TREE TIE PRODUCT. LOOSELY PLACED PLACE ROOTBALL ON COMPACTED SOIL PEDESTAL TO PREVENT SETTLING 4" HIGH EARTH SAUCER AROUND EDGE OF PLANTING PIT ROUGHEN EDGES OF PIT EXISTING GRADE LOOSELY PLACED TREE TIE. WEBBED TREE TIE OR NOTCHED PLASTIC TREE CHAIN OR OTHER APPROVED TREE TIE PRODUCT. LOOSELY PLACED GALVANIZED WIRE OR CABLE; TWIST WIRE TO TIGHTEN ONLY ENOUGH TO KEEP FROM SLIPPING (ALLOW FOR SOME TRUNK MOVEMENT) 4" HIGH EARTH SAUCER AROUND EDGE OF PLANTING PIT ROUGHEN EDGES OF PIT TAMP TOPSOIL BACKFILL AROUND ROOTBALL BASE FIRMLY WITH FOOT PRESSURE TO AVOID SHIFT OF ROOTBALL PLACE ROOTBALL ON COMPACTED SOIL TO PREVENT SETTLING SHRUB SELECTED SHALL BE HEALTHY, FULL AND BUSHY. SET CROWN OF PLANT AT FINISHED GRADE 2" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK 2" HIGH SAUCER AROUND EDGE OF PLANTING PIT. FIRMLY FORMED BY TOP SOIL. FINISH GRADE ROOTBALL AMENDED TOP SOIL BACKFILL ROUGHEN EDGES OF PIT CUT NEW ROOT MASS TO STIMULATE NEW ROOT GROWTH COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING SHRUB SELECTED SHALL BE HEALTHY, FULL AND BUSHY. EXISTING SLOPE 2" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK SAUCER 2" HIGH ABOVE MULCH: FIRMLY COMPACT FINISH GRADE ROOTBALL ROUGHEN ALL SURFACES OF PIT CUT NEW ROOT MASS TO STIMULATE NEW ROOT GROWTH PLANT SELECTED SHALL BE HEALTHY 2" LAYER OF MULCH; TAPER TO CROWN FINISHED GRADE ROOTBALL TOPSOIL BACKFILL & FERTILIZER CUT NEW ROOT MASS TO STIMULATE NEW ROOT GROWTH EXISTING SUBGRADE PLANT SPACING PER PLANT TYPE; SEE SCHEDULE EXISTING SUBGRADE TREE SELECTED SHALL BE HEALTHY AND WELL BRANCHED. CENTRAL LEADER SHALL NOT BE CUT. PRUNE BROKEN BRANCHES BEFORE PLANTING. EXISTING SUBGRADE COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING D790B D638 D638 Flexural Modulus Yield Elongation - Hinge Yield Elongation - Wall Tensile strength @ yield - Wall 7.44% 2.354 PSI Rockwell Hardness r. scale - Wall Tensile strength @ yield - Hinge Notched Izod Impact - Wall D256A D785A D638 D638 2.846 PSI 7.01% 119.625 PSI 3.84 (ft-lbs) 84.4 UB 24-2 Specifications 24" DeepRoot® Tree Root Barrier Specified tree root barrier is a mechanical barrier and root deflector used to prevent tree roots from damaging hardscapes and landscapes. Assembled in 24" (609 mm) long modules to create varying lengths for linear applications, or perimeter surround applications in varying sizes. A. Materials 1. The contractor shall furnish and install tree root barrier as specified. The tree root barrier shall be either product #UB 24-2 as manufactured by DeepRoot® Green Infrastructure, LLC, 530 Washington Street, San Francisco, CA, www.deeproot.com (800.458.7668). 2. Root barrier shall be recyclable, black, injection molded panels with 0.80" (2.03 mm) wall thickness in modules 24" (609 mm) long and 24" (609 mm) deep. 3. Root barrier shall be manufactured with 75% reprocessed polypropylene with added ultraviolet inhibitors. 4. Root barrier shall be comprised of 24" (60.96 cm) panels. Each panel shall have no less than four (4) Molded Integral Vertical Root Directing Ribs of a minimum 0.075" (1.90 mm) thickness, protruding 1/2" (12.7 mm) at 90° from interior of the barrier panel, spaced 6" (152.4 mm) apart. (See Details A & D) 5. Root barrier shall have a Double Top Edge consisting of two parallel, integral, horizontal ribs at the top of the panel at 0.060" (1.52 mm) thickness, 3/8" (9.53 mm) wide and 1/4" (6.35 mm) apart with the lower rib attached to the vertical Root Directing Ribs (See Detail A). 6. Root barrier shall have a minimum of twelve (12) Anti-Lift Ground Lock Tabs consisting of integral horizontal ridges of minimum 0.075" (1.90 mm) thickness in the shape of a segment of an oblong, the 2" (50.8 mm) chord of the segment joining the panel wall and the segment, protruding 3/8" (9.53 mm) from the panel. The twelve ground locks on each panel shall be about equally spaced between each of the vertical root directing ribs (Four (4) between each set of ribs, see Details B & D). 7. Root barrier shall have an integrated Zipper Joining System for assembly by sliding one panel into another (See Detail C). U.S. Patents: 5,305,549; and 5,528,857. Other Patents Pending. ASTM Test MethodPropertiesTypical Value DETAIL A DOUBLE TOP EDGE AND VERTICAL ROOT DIRECTING RIB DETAIL B - ANTI-LIFT GROUND LOCK TAB DETAIL C - ZIPPER JOINING SYSTEM DETAIL D - TREE ROOT BARRIER PANEL © Copyright 2014 DeepRoot Green Infrastructure, LLC FINISH GRADE; 2:1 MAX. EXISTING GRADE FINISH GRADE; 2:1 MAX. LOOSELY PLACED TREE TIE. WEBBED TREE TIE OR NOTCHED PLASTIC TREE CHAIN OR OTHER APPROVED TREE TIE PRODUCT. LOOSELY PLACED TREE SELECTED SHALL BE HEALTHY AND WELL BRANCHED. CENTRAL LEADER SHALL NOT BE CUT. PRUNE BROKEN BRANCHES BEFORE PLANTING. GALVANIZED WIRE OR CABLE; TWIST WIRE TO TIGHTEN ONLY ENOUGH TO KEEP FROM SLIPPING (ALLOW FOR SOME TRUNK MOVEMENT) ANCHOR STAKES TO BE PLACED AT 18" AWAY FROM THE TREE TRUNK. T-RAIL IRON STAKE OR ACCEPTABLE WOODEN SUBSTITUTE. ANCHOR FIRMLY ALL TWINES, WIRE AND BURLAP TO BE CUT AND REMOVED FROM TOP HALF OF ROOTBALL. NON BIODEGRADABLE MATERIALS SHALL BE REMOVED COMPLETELY. CUT AND REMOVE GIRDLING ROOTS. EXISTING SUBGRADE AMENDED TOP SOIL BACKFILL TREE SELECTED SHALL BE HEALTHY AND WELL BRANCHED. CENTRAL LEADER SHALL NOT BE CUT. PRUNE BROKEN BRANCHES BEFORE PLANTING. ANCHOR STAKES TO BE PLACED AT 18" AWAY FROM THE TREE TRUNK. T-RAIL IRON STAKE OR ACCEPTABLE WOODEN SUBSTITUTE. ANCHOR FIRMLY TRUNK FLARE TO BE 1" - 2" ABOVE FINISHED GRADE. DO NOT COVER WITH SOIL OR MULCH. ALL TWINES, WIRE AND BURLAP TO BE CUT AND REMOVED FROM TOP HALF OF ROOTBALL. NON BIODEGRADABLE MATERIALS SHALL BE REMOVED COMPLETELY. CUT AND REMOVE GIRDLING ROOTS. GALVANIZED WIRE OR CABLE; TWIST WIRE TO TIGHTEN ONLY ENOUGH TO KEEP FROM SLIPPING (ALLOW FOR SOME TRUNK MOVEMENT) ANCHOR STAKES TO BE PLACED AT 18" AWAY FROM THE TREE TRUNK. T-RAIL IRON STAKE OR ACCEPTABLE WOODEN SUBSTITUTE. ANCHOR FIRMLY TREE SELECTED SHALL BE HEALTHY AND WELL BRANCHED. CENTRAL LEADER SHALL NOT BE CUT. PRUNE BROKEN BRANCHES BEFORE PLANTING. TRUNK FLARE TO BE 1" - 2" ABOVE FINISHED GRADE. DO NOT COVER WITH SOIL OR MULCH. 2" - 4" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK ALL TWINES, WIRE AND BURLAP TO BE CUT AND REMOVED FROM TOP HALF OF ROOTBALL. NON BIODEGRADABLE MATERIALS SHALL BE REMOVED COMPLETELY. CUT AND REMOVE GIRDLING ROOTS. 2" - 4" OF WOODY MULCH. DO NOT PLACE IN CONTACT WITH TRUNK SET CROWN OF PLANT AT FINISHED GRADE AMENDED TOP SOIL BACKFILL EXISTING SUBGRADE COMPACTED SOIL TO FORM PEDESTAL TO PREVENT SETTLING LANDSCAPE DETAILS IN COMPLIANCE WITH CITY OF RENTON STANDARDS DE SI GN 12100 NE 195th St, Suite 300 Bothell, Washington 98011 425.885.7877 CIVIL ENGINEERING LANDSCAPE ARCHITECTURE PLANNING SURVEYING JONES RENTON SHORT PLAT - SOUTH JO N E S R E N T O N S H O R T P L A T - S O U T H JO N E S R E N T O N S H O R T P L A T - S O U T H 3215 PARK AVE N, RENTON, WA 98056 PROJECT NO. 20081K L2.02 15 15