email: transmits t-wash gradations, w/attchs (native cover
TRANSCRIPT
SFUND RECORDS CTR
2155126
"Jene Lyle" To "Sandy Doty" <[email protected]>, "Cliff Anderson" <[email protected]> <[email protected]>, "Clarke Lundell" na/m/onnT OR-IR AM <[email protected]>, "Gaddy, Alan"
U8/Uj/^uu / uo. I o AM ^^ "Douglas Hamilton" <[email protected]>
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Subject T-Wasti gradations
Here are the T-Wash gradations we discussed yesterday during the teleconference. Jene
Jene E. Lyle, P.E. Managing Engineer Exponent 320 Goddard, Suite 200 Irvine, CA 92618 Phone 949-341-6013 Fax 949-341-6059 jlyle® exponent.com Visit our Website at www.exponent.com
Sunrise T-Wash Soil Results.pdf T-Wash Gradalion.jpg
Grain Size Distribution Graph
100
90
eo
70
oc: UJ 60
z
^ 50 LU u cc LU ,.o CL
30
20
10
500 100 GRAIN SIZE - mm
% COBBLES 0
% GRAVEL
42
% SAND
41
% SILT 1 % CLAY
17 0
SIEVE
SIZE
1-1/2 in. 1 in.
3/4 in. 1/2 in. 3/8 in.
#4 #8
#16 #30 #50
#100 #200
PERCENT
FINER
100 92 86 75 67 58 58 56 53 47 31 17
SPEC*
PERCENT
I
PASS?
(X=NO)
PL=
D85= 18.3 D30= 0.144 Cu= 48L55
USCS= GM
Soi l DescrlDt ion
At terberq L imi ts L L -
Coeff ic ients D60= 6.33 D i 5 = 0.0328 Cc= 0.25
Class i f icat ion AASHTO=
Remarks
Pl=
D50= 0.380 D-|o= 0.0131
A-2-4(0)
(no spcciticalion provided)
Sample No.: Location: TWash#l
Source of Sample: Date: Elev./Depth:
CONVERSE CONSULTANTS
Client:
Project:
Project No: Figure T- WASH #
Grain Size Distribution Graph
GRAIN SIZE-mm
SIEVE
SIZE
2 in. 1-1/2 in.
1 in. 3,'4 in. 1/2 in. 3/8 in.
#4
n #16 ^30 ,750
#100 #200
PERCENT
FINER
100 93 85 80 72 67 59 59 57 54 49 31 14
SPEC*
PERCENT
PASS?
(X=NO)
orooi
% COBBLES
0
% GRAVEL 41
% SAND 45
%SILT
14
% CLAY
0
Silty sand with
PL=
D85= 25.4 D30= 0.145 Cu= 156.74
USCS= SM
Soi l Descr ip t ion
gravel
At terberq Limits LL=
Coeff ic ients D60= 5.53 D i 5 = 0.0812 Cc= 0.11
Classi f icat ion AASHTO=
Remarl<s
Pl=
D50= 0.321 D10= 0.0353
A-2-4(0)
(no specincalion jiroviclcd)
Sample No.: Location: T Wash #2
Source of Sample: Date: Elev./Depth;
CONVERSE CONSULTANTS
Client:
Project:
Project No: Figure T- WASH #
Grain Size Distribution Graph
a . • a i l o
s B a 100
90
80
UJ 60
Z 50 UJ u a: UJ 40 Q.
30
20
10
1
i[ H ';\:
^ ^
T~T
SL--. 500 100
% COBBLES
0
10
% GRAVEL
51
1 GRAIN S I Z E - m m
0.1
% SAND 34
0.01 '
% SILT
15
O.UOI
% CLAY
0
SIEVE
SIZE
3 in. 2 in.
l- l./2in. 1 in.
3/4 in. 1/2 in. 3/8 in.
#4 #8
#16 #30 #50
#100 #200
s
PERCENT
FINER
100 92 83 71 66 61 57 49 49 47 44 38 26 15
S P E C *
PERCENT
PASS?
(X=NO)
PL=
D65= 40.5 D3o= 0.185 Cu= 417.99
USCS= GM
Soi l Descr ip t ion
At terberq L imi ts LL=
Coef f ic ients D60= 11.8 D i 5 = 0.0750 Cc= 0.10
Class i f ica t ion AASHTO=
Remarks
Pl=
D5o= 5.49 D10= 0.0282
A- l -b
(no specification provided)
Sample No.: Location: T Wash #3
Source of Sample: Date: Elev./Depth:
CONVERSE CONSULTANTS
Client:
Project:
Project No: Figure T-WASH #
&Rjkm SIZE DISTRIBUTION GRAPH Slopes > 10%
i i i
GRAIN SIZE-mm I % COBBLES I % GRAVEL | '
0.01 0.001
%SILT I %CLAY I % SAND
Exponent Recommendation
f Erosio«tJ|wr (Slope > tO%) A ^ 2 6 , 2007