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HomeMy WebLinkAboutR-412735N T O I r) L LI I— z LU rr Q n Q Q O fLU vJ z U) 0 T CROWN DRIP LINE OR OTHER LIMIT OF TREE PROTECTION AREA. SEE TREE PRESERVATION PLAN FOR FENCE ALIGNMENT. 8.5" X 11" SIGN LAMINATED IN PLASTIC SPACED EVERY 50' ALONG THE FENCE. l TREE PROTECTION 1/4" = 1'-0" T NOTES: 1- SEE SPECIFICATIONS FOR ADDITIONAL TREE PROTECTION REQUIREMENTS. 2- NO PRUNING SHALL BE PERFORMED EXCEPT BY APPROVED ARBORIST. 3- NO EQUIPMENT SHALL OPERATE INSIDE THE PROTECTIVE FENCING INCLUDING DURING FENCE INSTALLATION AND REMOVAL. Of WASy/ ����ad b�� third plactidesign 1 CITY CORRECTIONS co-operative U where architecture meets community `rFp EXP 304 Alaskan Way S., Suite 301 '1 NDSCAP� Seattle, WA 98104 NO. REVISION TREE PROTECTION FENCE: 6' HT. CHAINLINK FENCE WITH STEEL POSTS INSTALLED AT 8' O.C. 5" THICK LAYER OF MULCH. MAINTAIN EXISTING GRADE WITH THE TREE PROTECTION FENCE UNLESS OTHERWISE INDICATED ON THE PLANS. FX-PL-FX-TRMT-02 BC 05.08.20 SURVEYED: TERRANE DESIGNED: TPDC DRAWN: BC CHECKED: BC/PH BY DATE I APPR APPROVED: A. CONSTRUCTION STORAGE PROHIBITED: 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. B. FENCED PROTECTION AREA REQUIRED: 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 (1-1/4') FOR EVERY ONE INCH (1") OF TRUNK CALIPER, WHICHEVER IS GREATER, OR ALONG THE PERIMETER OF A TREE PROTECTION TRACT. 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'). SITE ACCESS TO INDIVIDUALLY PROTECTED TREES OR GROUPS OF TREES SHALL BE FENCED AND SIGNED. INDIVIDUAL TREES SHALL BE FENCED ON FOUR (4) SIDES. IN ADDITION, THE APPLICANT SHALL PROVIDE SUPERVISION WHENEVER EQUIPMENT OR TRUCKS ARE MOVING NEAR TREES. C. PROTECTION FROM GRADE CHANGES: 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. D. IMPERVIOUS SURFACES PROHIBITED WITHIN THE DRIP LINE: THE APPLICANT MAY NOT INSTALL IMPERVIOUS SURFACE MATERIAL WITHIN THE AREA DEFINED BY THE DRIP LINE OF ANY TREE TO BE RETAINED, UNLESS OTHERWISE APPROVED BY THE CITY. E. RESTRICTIONS ON GRADING WITHIN THE DRIP LINES OF RETAINED TREES: THE GRADE LEVEL AROUND ANY TREE TO BE RETAINED MAY NOT BE LOWERED WITHIN THE GREATER OF THE FOLLOWING AREAS: (1) THE AREA DEFINED BY THE DRIP LINE OF THE TREE, OR (11) 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. F. MULCH LAYER REQUIRED: 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. EXCEPTIONS MAY BE APPROVED IF THE MULCH WILL ADVERSELY AFFECT PROTECTED GROUND COVER PLANTS. G. MONITORING REQUIRED DURING CONSTRUCTION: THE APPLICANT SHALL RETAIN A CERTIFIED ARBORIST OR LICENSED LANDSCAPE ARCHITECT TO ENSURE TREES ARE PROTECTED FROM DEVELOPMENT ACTIVITIES AND/OR TO PRUNE BRANCHES AND ROOTS, FERTILIZE, AND WATER AS APPROPRIATE FOR ANY TREES AND GROUND COVER THAT ARE TO BE RETAINED. H. ALTERNATIVE PROTECTION: ALTERNATIVE SAFEGUARDS MAY BE USED IF DETERMINED TO PROVIDE EQUAL OR GREATER TREE PROTECTION WITH APPROVAL FROM THE CURRENT PLANNING PROJECT MANAGER. SCALE: VERTICAL: NAVD 1988 HORIZONTAL: NAD 1983/1991 ` CITY OF 'RENTON ONE INCH DATU M AT FULL SCALE Planning/Building/Public Works Dept. IF NOT ONE INCH SCALE ACCORDINGLY R-412735 IN COMPLIANCE WITH CITY OF RENTON STANDARDS DEVELOPMENT ENGINEERING msippo 05/12/2020 SUNSET OAKS APARTMENTS SUNSET LANE NE, RENTON, WA TREE RETENTION DETAIL Q m IC- G LJJ 0- z _O U z O U \j A, u DATE: 12/12/19 FIELDBOOK. PAGE: DRAWING NO: TR-1.02 SHEET: OF: 35 35 Ln T Q J I— z LLJ Q Q a O L LI U) z C/