HomeMy WebLinkAboutR-381238DECOMPACT
EXISTING SOIL
EXISTING SOIL
I
STEP 1 R I
DECOMPACT,
COMPACTED SOILS
TO 10" MIN. DEPTH
STEP 2
INSTALL FINE COMPOST
TO 2" NON -COMPACTED
DEPTH 0
STEP 1
TOP OF CURB, PAVEMENT, -
JUNCTION BOX, VALVE BOX,
OR STRUCTURE
SEEDED AREA PREPARATION
SECTION VIEW
SET PLANT VERTICALLY
NOT PERPENDICULAR
TO SLOPE
WOOD STAKE
OR #6 REBAR
OR
(TREES >24" HT.),
SEE NOTE 3 FOR
TREES 24" HT. OR
LESS.
6"
FINE COMPOST
STEP 2
SEE PLANT MATERIAL
LIST FOR SIZE AND
TYPE
HOSE/WIRE TIE OR
APPROVED SUBSTITUTE
L
1/3 TO 'h TREE HT.
UPPERMOST ROOT /
SHALL MORE
THAN 1"" BELOW
SOIL SURFACE
3" DEPTH WOOD
CHIP MULCH, FEATHER
DEPTH TO STEM.
MULCH SHALL NOT
CONTACT STEM.*
2" WATER
r RETENTION —
EXISTING SOIL
BACKFILL WITH
3 TIMES ROOT SPREAD SOIL REMOVED
OR ROOT BALL DIAMETER FROM HOLE
SLOPE CONDITION
TREE AND SHRUB PLANTING
N.T.S.
APPLY REMAINING 50% OF
HYDROSEED TO TOP LAYER OF
TOPSOIL
APPLY TOPSOIL TYPE A TO TOP OF -
EROSION CONTROL BLANKET TO
BARELY COVER TOP RIDGES OF
_ PYRAMIDAL PROJECTIONS (APPROX.1")
1 APPLY EROSION CONTROL
BLANKET OVER SEEDED SLOPE
2 APPLY 50% OF EROSION
- CONTROL SEED MIX (PLANT
MIX S) OVER TOPSOIL.
PRIOR TO PLACEMENT OF
BLANKET
10"
TYP.
TOPSOIL TYPE A —
PLACED IN 6" LIFTS
6" LIFT OF TOPSOIL
TYPE A INCORPORATED
TO 10" DEPTH
COMMON BORROW
SUBGRADE
NOTE: EROSION CONTROL BLANKET SHALL BE
ARMORMAX ANCHOR REINFORCED VEGETATION
SYSTEM (ARVS). FOLLOW MANUFACTURER'S
RECOMMENDATIONS FOR SEEDING.
1. ONCE DECOMPACTION & SOIL AMENDMENT ARE
COMPLETE NO DRIVING ON PLANTING AREAS SHALL BE
ALLOWED EXCEPT FOR BARK INSTALLATION. BARK
INSTALLATION EQUIPMENT SHALL NOT BE ALLOWED WITHIN
STREAM RESTORATION PLANTING AREAS. (ASSUMED
INSTALLATION METHOD IS BLOWER TRUCK WITH HOSE.)
2. DECOMPACTION TESTING BY WSDOT IS REQUIRED
PRIOR TO REMOVAL OF EQUIPMENT.
D003. OMIT STEPS 2, 3, & 5 FOR RESTORATIONTozoo.
MIX TYPE 1.
4. OMIT STEP 3 FOR RESTORATION MIX TYPES 2 & 3.
DECOMPACTED
SUBGRADE, TYP.
STEP 1
DECOMPACT SUBGRADE
TO 12" DEPTH
STEP 2 12"
PLACE SOIL AMENDMENT
STEP 3
INCORPORATE SOIL
AMENDMENT TO 10" DEPTH
INSTALL PLANT (SEE
PLANTING DETAIL)
INSTALL WOOD CHIP MULCH
3" DEEP. FEATHER INTO
ADJACENT SEEDING AREAS.
4" NON -COMPACTED DEPTH FINE
COMPOST SOIL AMENDMENT
PLANT
FINISH
GRADE
AMENDED
SOIL 1
SUBGRADE, TYP.— STEP 1 STEP 2 STEP 3 STEP 4
( ,- TREE PIT AREA PREPARATION �� PLANTING AREA PREPARATION
N.T.S. SECTION VIEW
STAKING SAME AS AS=BUILT
SLOPE CONDITION
NOTES: PLANTING BED SEEDING AREA
1. FOR SEEDED AREAS, BLOCK
WALL TREE PITS, REMEDIAL
SHRUB PLANTING PITS AND
INTERPLANTING AREAS PROVIDE 3" MULCH 2'
4' DIA. MULCH RING AROUND MULCH
EACH PLANT. DEPTH
2. FOR BLOCK WALL TREE PITS TRANSITION
AND REMEDIAL SHRUB PLANTING MMMANIAAMAIMANUMAl
PITS CUT "CROSSHAIR" PATTERN
SLITS IN EROSION CONTROL
BLANKET FOR PLANTING. FASTEN
FLAPS DOWN WITH 6" MIN.
U-SHAPE WIRE STAPLES AFTER
\/ PLANTING. TYP, PLANTING BED EDGE TREATMENT
� SIII—j 3. FOR TREES 24" HT. OR LESS
TAKE WITH BAMBOO STAKE
:I I - FASTENED TO TREE WITH
PLASTIC -COATED OR X = PLANT SPACING
FOAM -COATED GALV. WIRE AT (SEE PLANTING PLAN)
APPROX.1ATREE HT.
®=PLANT
3 TIMES ROOT SPREAD 4. REMOVE TREE STAKES ONE
OR ROOT BALL DIAMETER YEAR AFTER INSTALLATION
TYPICAL CONDITION 5. SEE DETAIL 1/LD03 FOR
ADDITIONAL LAYOUT INFORMATION
3" WOOD CHIP
MULCH, TYP.
STEP 5
N.T.S.
IF PLANTING WITHIN
EXISTING VEGETATION,
® SEE SPECIAL PROVISIONS
® FOR SELECTIVE CLEARING
IF VEGETATION EXISTS EXISTING ® ® AND PRUNING
WITHIN PLANTING AREA, VEGETATION
SEE SETBACK CHART
AREA FOR
SPACING ® //®ED
ADJUSTMENT ® / ��� ® 2/3 X
® j
® x�x j (1)
(9) (D /
® ® ® ® 0 ® ® ® ® ® ®
SEE SETBACK PLANTING AREA WEED CONTROL SHALL INCLUDE
CHART ON THE AREA BOUNDED BY THE BACK OF THE PLANT
DWG LD02 INSTALLATION AREA, THE FRONT OF EXISTING
VEGETATION, AND THE ROADWAY. SEE
SECTION 8-02.3(3) PLANTING AREA WEED CONTROL.
AND DIMENSIONS.
('-� PLANTING AREA LAYOUT, SETBACK, AND WEED CONTROL
4
N.T.S. 14
BARRIER, GUARDRAIL
OR EDGE OF ROADWAY
N.T.S.
FILE NAME c:kpwworking\nai\ex-phanlXd0321992\C8811_DE_LD01.dgn
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P.E. STAMP eox DATE
Washington State
Department of Transportation
p p
1-405 / SR 167 INTERCHANGE
DIRECT CONNECTOR
TIME PM
NO
REGION4SH
TE
FED.AID OJ.NO.
ED
PLAN REF NO
LD01
10/8/26
DATE 10/8/2018
10
PLOTTED ev Iphan
REV 1 - RFI0306
10/04/18
DESIGNED BY C. PETERSEN
REV C -FINAL REVIEW-PKG. 6D
06/09/17
doe NUMBER
SHE
287
2oF
887
SHEETS
ENTERED By L. PHAN
REV 0 -RELEASED FOR CONSTRUCTION
02108/17
CHECKED BY C. PETERSEN
REV B -FINAL REVIEW
12/09/16
CONTRACT NO.
C8811
LOCATION NO.
PROJ. ENGR. C. CHEN
REV A -PRELIMINARY REVIEW
10/31/16
LANDSCAPE DETAILS
REGIONAL ADM. L. ENG
REVISION
DATE
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