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22'-6" 6' ON CENTER
EX 84" DIA SS
IE=25.06
LIE=24.39 - ---
22.9 EL - -
RIP RAP BANK PROTECTION )6 ^"'n
AROUND EXCAVATED AREA INS
LARGE ROCK WILL CONTACT E
OTHER AND THAT ALL VOIDS
FILLED WITH SMALLER ROCK,
MINIMUM OF 2' DEPTH
UPPER Lnn
3/4" BOLTS OR
THREADED RODS
=-low
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3- 36" NOM DIA (32.3"ID)
HDPE, DR21 SD PIPE
IE= �
3- 48" CASING IE=1 &83-
4- 36" NOM DIA (32.3"ID) HDPE, DR21 1
SD UNDERCROSSING OF 84" DIA SS
DETAIL
1/4'=1'-011 C1
Tnr nr nI IA"INIrl
T
0
LOG WEIR
DETAIL �1
NO SCALE C2
""'� �' C• P
'
IS
48" STL CASING 1 CDF BACKFILL
(5/g" THK) UNDER 84"SS —
CCES END SEAL
(TYP)
LINE 1 3l0`` Cog-BI.T'
LIME 2
U OLN3 3&" l E =1$ .7 2 ( PrS-eL*
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WOOD
SHIMS FOR
LEVELING
CONCRETE ANCHOR
BLOCK
(USE EQUATION
BELOW TO
DETERMINE SIZE
OF BLOCK)
(APPROX 3x4x 1)
(0.29D2x (2L-10))/2= CONCRETE ANCHOR
VOLUME NEEDED
AT EACH END (CUBIC FT)
WHERE:
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w`'sh'r�
D= DIAMETER LOG IN FEET
G of
L= LENGTH LOG IN FEET
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12636
ISTER�'�1 �'4
4�o7�a4 SECTION
61��
slorrAL
NO SCALE
DT3
I
EXPIRES: i
1231 FRYARAVF'IUE
SUMNER, WASHINGTON 98390
T. 253.863 5128 F. 253,863.0946
www_parametrix.com
Byl---------------- Date) -----
By'---------------- Da�Q:--------
RVI__-_.---_---_-----_ DatL-1-_--, --
Y'---- ---- __= _= Date:
--�----
2x4 WOOD CLEAT
FULL LOG LENGTH
SEAL GAP WITH 2x4 ------\
12" SPAWNING GRAVEL OR
SUITABLE BED MATERIAL
FILL OVER "GEOTEXTILE"
WITH 6" FOUNDATION MAT
(QUARRY SPALLS) -�
GETEXTILE ATTACH TO LOG
AND EXTEND INTO BANKS -
5' MIN
1 1 CASING SIZE CHANGE
NO. I / \ REVISION
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to
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24.39 EL 1 a
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22.9 EL a = I < . .
/1,
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f
32.72 EL
-100" DIA (OD)
EX 84" DIA SS
IE=25.06
- __ ___ __.. _- -
T I
71
r�LK
12" DIA
EX 84" DIA SS
SECTION �A1
'-0" C1,DT3
FLOW mmm)pw►
CENTERLINE
4
LOW FLOW NOTCH
FLOW �►
DETAIL
NO SCALE TYP
TOP LOG, DIAMETER
15" TO 18"
DRILL 1 Y8" DIA HOLE ® 30'
DRIVE 1" DIA REBAR THROUGH
(4 FT O.C.) IMBED INTO STREAM
BED A MINIMUM OF 3 FT
PLUNGE POOL
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C
�Y_RIP RAP N N
-SEAL LOG,
DIAMETER 12" TO GEOTEXTILE FABRIC
5'
SECTION BB
NO SCALE DT3
R.H. 4 08 SURVEYED:
DESIGNED:
R. HERMES
DRAWN:
J. BETZVOG
CHECKED: � J
BY DATE APPR APPROVED: (�
r-TS
CASCADE CASING
SPACERS @ 10' O.C.
1
3
nArnAnr nnrcr
10'
LIIVI\ JLlIL.
CASING END SEAL
DETAIL �1
1 /2"= 1'-0' TYP
6' CHANNEL TOE WIDTH
LOW FLOW NOTCH
(SEE DETAIL 4)
UPPER LOG -22' (EST), 18" DIA --�
PLACE CONCRETE BALLAST
BLOCKS AS NEAR TO END OF
SEAL LOG AS POSSIBLE
SCALE:
AS SHOWN
ONE INCH
AT FULL SCALE
IF NOT ONE INCH
SCALE ACCORDINGLY
VERTICAL.: NAVD 1988
HORIZONTAL: NAD 1983/1991
I
A -_ - �!
DAT J M
CONST
BASELINE
.33'
�-12" SPAWN GRAVEL
SEAL LOG, (11 ' EST)
12"-15" DIA
LOG WEIR
SECTION CC
1/411= i'-0" DT3
......... CASING SPACERS
NOTES:
1. LOG WEIR SHALL BE INSTALLED WITH A
MAX TOLERANCE FROM DESIGN ELEV OF
f0.1'.
2. GECTEXTILE SHALL CONF"RM TO STD
SPEC 9-33.2(1), TABLE 4 FOR
PERMANENT EROSION CONTROL.
Ox-
3
MINIMIZE EXCAVATION TO AS
SMALL AS PRACTICAL FOR LOG
WEIR PLACINGS
CONIC BLOCK (3'X4'x1')
D 337516
As -Bu I LT
DATE:
T1' OF RIPLEY LANE N. STORM SYSTEM IMPROVEMENT PROJECT 3/21 /08
FIELDBOOK:
R E ICI TO N DETAILS AND SECTIONS PAGE:
DRAWING NO:
Picnning/Building/Public Works Dept. D I
SHEET: OF:
17 20
D-337\1 /'
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