HomeMy WebLinkAboutR-412735N
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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/
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1 CITY CORRECTIONS
co-operative
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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
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DATE:
12/12/19
FIELDBOOK.
PAGE:
DRAWING NO:
TR-1.02
SHEET: OF:
35 35
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