HomeMy WebLinkAboutD-373121T
CM
r-
M
f\
N
U)
J
m
0
0
w
3" DEPTH WOOD CHIP MULCH, INSTALL TOP OF
MULCH FLUSH WITH TOP OF ADJACENT CURB,
PAVING OR EXISTING FINISH GRADE
LEVEL WITH
TOP OF
ADJACENT
CURB, PAVING,
OR FINISH F---1
GRADE OF
BIORETENTION
PER CIVIL I I
DWGS
I I
I I
I I
UNDISTURBED
EX SOIL OR
EX SOIL
COMPACTED
TO 85% STEP 1
MAXIMUM DRY
DENSITY
NOT TO SCALE
SECTION
SHRUB & GROUN
NOT TO SCALE
INSTALL PLANTS
SECTION
TOP OF ROOT CROWN TO BE 1"
HIGHER THAN FINISH GRADE
3" WOOD CHIP MULCH DEPTH; KEEP
MULCH LAYER AWAY FROM FOLIAGE
AND BASE OF PLANT STEM
FINISH GRADE PRIOR TO
PLACING WOOD CHIP MULCH
LIGHTLY SCARIFY ROOTBALL TO
LOOSEN ROOTS PRIOR TO PLANTING
1:1 SLOPE ON SIDES OF
PLANTING HOLE
BACKFILL W/ BIORETENTION
SOIL. SEE
L-3
UNDISTURBED EX SOIL OR EX SOIL
COMPACTED TO 85% MAX DRY
DENSITY; VERIFY POSITIVE DRAINAGE
PRIOR TO CONSTRUCTION
PLANTING HOLE TO BE 6" LARGER
THAN DIA OF ROOTBALL FOR
GROUNDCOVER, 12" LARGER THAN
DIA OF ROOTBALL FOR SHRUBS
)VER PLANTIN!
STEP 6
V.
00
STEP 1
EXCAVATE EXISTING SOIL TO 21" DEPTH BELOW ADJACENT CURB
OR UNDISTURBED EXISTING FINISH GRADE. AVOID UNDERMINING
ADJACENT CURB OR PAVING SUBBASE MATERIAL. REMOVE SUBBASE
FILL MATERIAL FROM PLANTING AREA AND PROVIDE SUBGRADE
PERCOLATION TEST PRIOR TO PROCEEDING TO STEP 2.
STEP 2
INSTALL LIFT 1: 4" OF BIORETENTION SOIL MIX PER SPECIFICATION.
STEP 3
SCARIFY OR ROTOTILL LIFT 1 OF SOIL TO A MIN 6" DEPTH.
COMPACT TO 85% MAX DRY DENSITY. ENG SHALL REVIEW &
APPROVE SCARIFICATION AND COMPACTION PRIOR TO PROCEEDING
TO STEP 4.
STEP 4
INSTALL MINIMUM 14" DEPTH OF BIORETENTION SOIL MIX. INSTALL
IN 2 EQ LIFTS & COMPACT EACH LIFT TO 85% MAX DRY DENSITY
PRIOR TO PLACING ADDITIONAL LIFT. REVIEW FINISH GRADE WITH
ENG PRIOR TO PLANTING. ENG TO REVIEW & APPROVE LIFT
PLACEMENT AND COMPACTION PRIOR TO PROCEEDING TO STEP 5.
STEP 5
INSTALL PLANTS PER DETAILS. 3 5
L-3 L-3
STEP 6
INSTALL 3" DEPTH WOOD CHIP MULCH.
NOTE:
1. ALL DIMENSIONS INDICATE COMPACTED DEPTHS.
SOD LAWN FINISH GRADE
1" BELOW TOP OF EDGING
RECYCLED PLASTIC LUMBER EDGING; FLUSH WITH
FINISH GRADE OF LAWN; 2" X 6" AT TREES;
PROVIDING LENGTHS NEEDED PER PLAN AT
BIORETENTION AREA
PLANTING BED
3" DEPTH WOOD CHIP MULCH
- INSTALL TOP OF MULCH
FLUSH TOP OF EDGING
TREE OR SHRUB
PLANTING AREA
II II "II-11 (2) GALVANIZED STAPLES PER STAKE
' -III I -I
COMPACT SUBGRADE
#4 REBAR 2'-0" OC
SECTION
RECYCLED PLASTIC LUMBER EDGING
44 NOT TO SCALE
NOTES:
1. INSTALL CONTAINER PLANTS PER DETAIL
3/L-3. INSTALL BARE ROOT PLANTS PER
DETAIL 5/L-3.
2. TAKE CARE TO NOT UNDERMINE CURBS,
ROAD, & WALKWAYS.
CONIC CURB & STREET,
SEE CIVIL DWGS
SECTION
BIORETENTION PLANTING SECTION
NOT TO SCALE
215 WESTLAKE AVE. NORTH V U V� 2 pxmcp. LE.
SEATTLE, WA 9E109 y (�
206.5a2.3051 phone RECOMMENDED AS NOTED
zos.saz.aza5 %x FOR APPROVAL a nsmxepD. KOONTS
I. ti BY Pm U "
anw
B. SCHNEIDER I IDATUM
BY FQ 4667EXP. CGS necxepE. PARKER I` i•oNEn1NeX l
LANDSCAPE ARCHITECTURE �ANp3CPIP P NO, REVISION BY DATE APPR �
PPw°`�—LE AOcc"c'"
. voNc
NOTES:
1. PLANT THE RHIZOME HORIZONTALLY IN THE
SOIL SO THAT THE ROOTS ARE SPREAD
DOWNWARDS OVER THE MOUND, AND THE
BUD(S) ARE FACING UPWARDS.
2. TAMP THE PLANTING SOIL FIRMLY TO ANCHOR
THE RHIZOME.
BUDS, TYP
ROOTS,
SECTION
BARE R
NOT TO SCALE
PLANTIN
RCITY OF
RENTON
Planning/Building/Public Works Dept.
BIORETENTION SWALE, SEE
CIVIL DWGS
SIDEWALK, SEE CIVIL DWGS
UNDISTURBED EX SOIL OR EX
SOIL COMPACTED TO 85% MAX
DRY DENSITY; VERIFY POSITIVE
DRAINAGE PRIOR TO
CONSTRUCTION
UNDERDRAIN. SEE CIVIL DWGS
CONTRACTOR TO LOCATE & PROTECT
EX WATER LINE, SEE CIVIL DWGS
TOP SURFACE OF RHIZOME TO BE
EITHER FLUSH WITH FINISH GRADE
OR MAX 1/4" COVERED WITH
PLANTING SOIL
EXCAVATE THE PLANTING HOLE LARGE
ENOUGH TO ONLY ACCOMMODATE
ROOTS AND RHIZOME; DO NOT
OVER -EXCAVATE
3" WOOD CHIP MULCH DEPTH; KEEP
MULCH LAYER AWAY FROM FOLIAGE
AND BASE OF PLANT STEM
yI�I697<H:7_1�7�
BACKFILL WITH BIORETENTION SOIL
MIX; COMPACT THE SOIL WITHOUT
CRUSHING OR DAMAGING THE ROOTS.
SEE ALSO
1
L-3
PROVIDE A MOUND IN THE MIDDLE
OF THE PLANTING HOLE THAT IS
TALL ENOUGH TO PLACE THE
RHIZOME JUST UNDER FINISH GRADE
HARRINGTON AVENUE NE PHASE II
SUNSET COMMUNITY - GREEN CONNECTION
PLANTING DETAILS I L-3
`� 21 • 24
D-373121
05/05/17
"E