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Home My WebLink AboutR-421009N LLI F— i c 6'HTLINK. . TREE PROTECTION FENCE. CHAIN SIGN POSTED, STEEL POSTS OR APPROVED LAMINA SEE TED. / SEE NOTES I EQUAL. 5' THICK LAYER OF WOOD CHIP MULCH —MAINTAIN EXISTING GRADE WITHIN THE TREE PROTECTION FENCE UNLESS OTHERWISE INDICATED ON THE DRAWINGS. NOTES: I. PRIOR TO ANY GROUND DISTURBANCE THE TREE PROTECTION ZONE (TPZ)SHALL BE INSPECTED AND APPROVED BY AN ISA CERTIFIED ARBORIST. 2. ALL TREES DESIGNATED FOR PROTECTION SHALL BE PROTECTED FOR THE ENTIRE DURATION OF CONSTRUCTION. TREES SHALL RECIEVE SUPPLEMENTAL WATERING AND MULCHING DURING DRY MONTHS, MAY-OCTOBER. 3. NO EQUIPMENT OR STAGING OF MATERIAL INSIDE TPZ. WHEN ACCESS IS REQUIRED INSIDE THE TPZ, PROTECT SOIL WITH STEEL PLATES OR 3/4-INCH PLYWOOD OVER 5-INCHES OF WOOD CHIP MULCH. 4. AN ARBORIST SHALL BE ON -SITE AND OVERSEE EXCAVATION WORK INSIDE THE TREE PROTECTION ZONE. CONTRACTOR SHALL PLAN CONSTRUCTION METHODS TO MINIMIZE ROOT DISTURBANCE SUCH AS DIRECTIONAL DRILLING INSTEAD OF TRENCHING AND PNEUMATIC OR HAND EXCAVATION TO EXPOSE ROOTS. WHEN ROOTS ARE ENCOUNTERED, EXCAVATION SHALL STOP AND ROOTS SHALL BE CLEANLY PRUNED. 5. NO PRUNING OF LIMBS EQUAL TO OR GREATER THAN 2-IN DIAMETER SHALL BE PERFORMED UNLESS UNDER THE DIRECTION OF PROJECT ARBORIST. TEMPORARY TREE PROTECTION NOT TO SCALE LEGEND LOT LINE PROPOSED RETAINING WALL CONTOUR LINE EXISTING EDGE OF PAVEMENT CLEAR & GRUBBED LIMITS TREE PROTECTION FENCING — — — — — — — —- 278 EXISTING TREE TO PROTECT TREE PROTECTION ZONE (TPZ) I/ 1 MINIMUM LIMITS OF DISTURBANCE ; (MLOD) TREE REMOVED X 1911 1912�� 1914-j' ./ zr6 .. — 1904- — 1903 / 1908 276.0 J.F./ / 4 00 p� pa; Li po V i • \ \ I \ 20' N �- -� BSBL �- r � I • rye � 5, 5, B$BL FL=2 .5 I FL=27 \5 42 F. I Y D' B 4 l / 3,300 A / \I I I u 61.5 2 2 .• L=2k4.0 1928 BL I V, 191 I \ I I / \—�� s• Izs� se4'I6•zrw � 0 1g 191 �` 19 25 \� ♦ ig \ \ 1927 / GRAVE DRIVEWAY --A/-------- 20 10 0 20 40 SCALE IN FEET TREE TABLE TREE C ID COMMONNAME BOTANICAL NAME LOT DEN S¢E (INCHES) MIN. LIMBS OF DISTURBANCE RADIUS (D.s'•DBH) TREE PROTECTION RADIUS (1.2sDSH) TREE CLASSIFICATION STATUS (REMOVE OR RETAIN) 1901 DOUGLAS FIR PSEUDOTSUGA MENZIESII C 33 17 41 LANDMARK RETAIN 1902 DOUGLAS FIR PSEUDOTSUGA MENZIESII C 36 18 45 LANDMARK RETAIN 1903 PURPLELEAF PLUM PRl1NUS CERASIFERA 'ATROPURPUREN C 32 16 40 LANDMARK REMOVE 1904 DOUGLAS FIR PSEUDOTSUGAMENZIESII C 44 22 55 LANDMARK REMOVE 1905 BLUE NOBLE FIR ABIES PROCERA'GLAUCN B 21 11 26 SIGNIGICANT IREMOVE 1906 INCENSE CEDAR CALOCEDRUS DECURRENS B 27 14 34 SIGNIGICANT REMOVE 1907 DOUGLAS FIR PSEUDOTSUGAMENZIESII A 10 5 13 SIGNIGICANT REMOVE 1908 LODGEPOLE PINE MINUS CONTORTA A 19 10 24 SIGNIGICANT REMOVE 1909 WESTERN RED CEDAR THUJA PLICATA A 15 8 19 SIGNIGICANT REMOVE 1910 DOUGLAS FIR PSEUDOTSUGAMENZIESII A 35 18 44 LANDMARK REMOVE 1911 WESTERN RED CEDAR THUJA PLICATA A 9 5 11 SIGNIGICANT REMOVE 1912 WESTERN RED CEDAR THUJA PLICATA A 41 21 51 LANDMARK REMOVE 1913 DOUGLAS FIR PSEUDOTSUGA MENZIESII A 34 17 43 LANDMARK REMOVE 1914 DOUGLAS FIR PSEUDOTSUGAMENZIESII A 28 14 35 SIGNIGICANT REMOVE 1915 DOUGLAS FIR PSEUDOTSUGAMENZIESII B 40 20 50 LANDMARK REMOVE 1916 DOUGLAS FIR PSEUDOTSUGAMENZIESII B 42 21 53 LANDMARK REMOVE 1917 DOUGLAS FIR PSEUDOTSUGAMENZIESII A 33 17 41 LANDMARK RETAIN 1918 DOUGLAS FIR PSEUDOTSUGAMENZIESII A 31 16 39 LANDMARK RETAIN 1919 DOUGLAS FIR PSEUDOTSUGAMENZIESII A 21 11 26 SIGNIGICANT RETAIN 1920 WESTERN RED CEDAR THUJA PLICATA A 16 8 20 SIGNIGICANT RETAIN 1921 DOUGLAS FIR PSEUDOTSUGA MENZIESII N/A 30 15 38 LANDMARK RETAIN 1922 DOUGLAS FIR PSEUDOTSUGA MENZIESII A 30 15 38 LANDMARK RETAIN 1923 DOUGLAS FIR PSEUDOTSUGA MENZIESII B 36 18 45 LANDMARK RETAIN 1924 DOUGLAS FIR PSEUDOTSUGA MENZIESII B 29 15 36 SIGNIGICANT RETAIN 1925 DOUGLAS FIR PSEUDOTSUGAME NZIESII B 24 12 30 SIGNIGICANT RETAIN 1926 DOUGLAS FIR PSEUDOTSUGA MENZIESII N/A 33 1 17 41 LANDMARK RETAIN 1927 CHERRYVARIETY PRUNUS SIR N/A 18 9 23 SIGNIGICANT RETAIN 1928 CHERRY VARIETY PRUNUS SP. A 9 5 11 SIGNIGICANT REMOVE NO. REVISION BY DATE APPR ^^^ PROTECTION MEASURES IN THIS SUBSECTION SHALL APPLY FOR ALL TREES THAT ARE TO BE RETAINED ON SITE AND OFF SITE. OFF -SITE TREES CONTAINING DRIP LINES THAT ENCROACH ONTO THE SITE UNDER CONSTRUCTION SHALL BE CONSIDERED PROTECTED TREES UNLESS IT IS DETERMINED THE ABUTTING PROPERTY OWNER IS IN COMPLIANCE WITH SUBSECTION C OF THIS SECTION, ALLOWED TREE REMOVAL ACTIVITIES. ALL OF THE FOLLOWING TREE PROTECTION MEASURES SHALL APPLY: 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 (C'I 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'I 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. i p�p°D•�� mo��pa CITY OF RENTON DATUM scue ecovo�a. Planning/Building/Public Works Dept. rza \ I 1+ 0 I TI ON: 11 O I D. IMPERVIOUS SURFACES PROHIBITED WITHIN THE DRIP LINE: N THE APPLICANT MAY NOT INSTALL IMPERVIOUS SURFACE MATERI WITHIN THE AREA DEFINED BY THE DRIP LINE OF ANY TREE T BE RETAINED. UNLESS OTHERWISE APPROVED BY THE CITY. (0 5958. 1 2- 9- 201 9) 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 (1-1/2'1 IN DIAMETER FOR EACH ONE INCH (I') OF TREE CALIPER. A LARGER TREE PROTECTION ZONE BASED ON TREEDSIZEI2DSPEC IES,1SOI2- 3Lz0OR OTHER CONDITIONS MAY BE F. MULCH LAYER REOUI RED: ALL AREAS WITHIN THE REOUI RED FENCING SHALL BE COVERED COMPLETELY AND EVENLY WITH A MINIMUM OF THREE INCHES 13'1 OF BARK MULCH PRIOR TO INSTALLATION OF THE PROTECTIVE FENCING. EXCEPTIONS MAY BE APPROVED IF THE MULCH WILL ADVERSELY AFFECT PROTECTED GROUND COVER PLANTS. (ORD. 5676, 12-3-2012) G. MONITORING REQUIRED DURING CONSTRUCTION: THE APPLICANT SHALL RETAN 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. IN COMPLIANCE WITH CITY OF RENTON STANDARDS CURRENT PLANNING J Ding 04/21/2023 TRAN—NGUYEN DEVELOPMENT TREE RETENTION/INVENTORY PLAN & TREE PROTECTION DETAIL c-11.o °i 11 a zs