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BOULDER CLUS S
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A
NOTE D ,
GRAVEL REPLACEMENT AREA
(TYPICAL)
PLACE APPROX. 1 TO 2 CY OF
CLEAN GRAVEL
SEE SECTION VIEW
EX. ROOT
LOG
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DETAIL 1 - GRAVEL PLACEMENT
NOT USED FOR 2009
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WEST BANK
GRAVEL REPLACEMENT ..
6' THICK ( APPROX.)
1 TO 2 CY OF CLEAN GRAVEL
NTS
WATER
2" TO 6"
OHWL
EX.TREES
0
O
GRAI
(TYPI
PLAC
OF C
SEE;
0
EX. LOG DROP (TYPICAL)
'EL REPLACEMENT AREA
DAL)
E APPROX. 1 TO 2 CY
.EAN GRAVEL
;ECT10N VIEW
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DETAIL 2 - GRAVEL PLACEMENT
NTS
NOTE D - CONTRACTOR MAY NEED TO REMOVE
AFFIX S to 4' WIDTH OF SHRUBS If BLACKBERRIES
TO ACCESS CREEK AT EACH LOCATION.
REVIEW ANY CLEARING WITH THE CITY BEFORE
PROCEEDING. DO NOT CUT DOWN TREES.
EAST BANK
ORIGINAL GRAVEL LAYER
APPROX. 12 "THICK
VARIES ERODED GRAVEL LEVEL
TYPICAL ( APPROX.)
GRAVEL REPLACEMENT SPEC. GR EL PLACEMENT
IN HIGH FLOW AREA FROM S IMENT 1. G VEL SHALL BE PLACED ABOVE THE
BASIN TO FLOW SPUTTER WA Y LINE ON THE WEST BANK OF THE
SIZE Percent Finer by ight CREE MACHINE.
12"- 9" 1100-700/16 2. GRAVEL HALL BE SPREAD BY HAND
9" -6 70-40% SHOVEL ER THE WIDTH OF THE CREEK.
6" - 3" 40-200 3. THE CITY Y REVIEW AND ADJUST
<1" 2 /o GRAVEL PLA MENT AS NEEDED FOR
114" % EACH LOCATI
DETAIL 1
TYPICAL SECTION A -A NTS
1 VjFW INCREASED HIGH FLOW GRAVEL SIZE 5/22/08
RECOMMENDED
FOR APPROVAL
By Daniel Carey 6/11/09
BY
POOL 18"- 24" DEEP
DO NOT FILL POOL
WITH GRAVEL
EX. LOG DROPS
WITH FLOW NOTCH
FLOW
OHWL
K4 Q i4
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C9 to
LENGTH VARIES WATER DEPTH VARIES
S TO 6' TYPICAL /_4" TO 6" (TYPICAL)
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ORIGINAL GRAVEL LAYER
6/10/09
12" THICK
EX. LARGE 5'
ERODED GRAVEL LEVEL
RIP -RAP LONG
( APPROX.)
GRAVEL REPLACEMENT
6" THICK ( APPROX)
1 TO 2 CY OF CLEAN GRAVEL
GRAVEL REPLACEMENT SPEC.
GRAVEL
PLACEMENT
IN LOW FLOW AREA
1.
ONLY SMALL SOFT TIRED VEHICLES SHALL
BELOW FLOW SPUTTER *
DELIVER GRAVEL ON GOLF COURSE
SIZE Percent Finer by Weight
(SUCH AS BOBCATS, GOLF CARTS, WHEEL BARROWS)
4" 100-75%
2,
GRAVEL SHALL BE PLACED AT TOP OF WEST BANK ONLY.
2" 75-30%
3.
GRAVEL SHALL BE CARRIED DOWN BANK IN BUCKETS
1" 30- 0%
AND SPREAD BY HAND SHOVEL OVER THE WIDTH
#10 0%
OF THE CREEK.
4.
THE CITY MAY REVIEW AND ADJUST GRAVEL
PLACEMENT AS NEEDED FOR EACH LOCATION.
DETAIL
2
TYPICAL
SECTION B -B NTS
DC
QC / RS
NO. REVISION BY DATE APPR ^P""" _
18TH TET
IRRIG -_ _
Scale: 1 Inch = 10 Feet NO MACHINE ACCESS,
ON THIS SIDE
/ �S •,
S
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CONSTRUCT TEMP SANDBAG AND PLASTIC BERM
TO DIVERT FLOW AWAY FROM CLEANING AREA
FILTER FABRIC
AT ENTRANCE /
IF NEEDED — \ (
MAPLEWOOD CREEK
CHANNEL
ALLOWABLE ACCESS TO SPLITTEF
FOR SEDIMENT REMOVAL
RESTORE BANK AFTER CLEANING
i Lill ACCESS TO SPUTTER
ON THIS
{; h RESTORE BANK R
CLEANING.
i x
REMOVE ACCUMULAT SEDIMENT
APPROX 2 TO 3 FEET DEEP
i
SEE 1996 PLANS FOR FLOW SPUTTER
I DETAILS AND CROSS- SECTION
I
OVERFLOW CHANNEL
(DRY)
DETAIL 3 - FLOW SPLITTER CLEANING (NTS)
WEST ACCESS ROAD
30 MIL PVC- -/ 8" PERF.J
BASIN LINER DRAIN PIPE
TYPICAL SECTION THRU MIDDLE OF POND, WEST -EAST V M L V, I L
(NTS, VERTICAL DISTORTED) 2009 C I ea n i n g
AS NOTED
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S� CITY 01 C
6/10/09
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� R EN TON
DATUM MAPLEWOOD CREEK SEDIMENT BASIN
CLEANING &MAINTENANCE PROJECT
P
Planning /Building /Public Works Dept. DETAILS
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