SAMPLING AND TESTING HIGHWAY MATERIALS. 
79 
s 
p 
H 
« 
i—i 
H 
§ 
Oh 
H 
<J o H 
* 
GQ 
<?T 
c 
c, 
?- 
c 
n 
0) 
o 
o 
rP 
&b 
> 
<1 
: 
M 
,P 
a 
+^ 
Ph 
B 
o 
>> 
© 
+3 
CO 
CD 
Eh 
TOUGHNESS. 
(1) (2) 
Ht. blow cms 
• 
• 
CO 
co 
O 
P 
bJD 
P 
O 
+3 
> 
< 
rP 
Q 
Ph 
S 
O 
Q 
; 1 
i 
S 
CO 
^ i 
05 "—' 
02 
HAR 
Initial wt. 
is 
P 
> 
9- 
o 
o 
o 
cc 
> 
a 
a 
a 
C 
c 
pa 
< 
C 
a 
c 
| 
'■+- 
_P 
i— 
9 
c 
a 
P 
© 
Ph 
rP 
Q 
£ 
o 
Q 
>> 
CO 
<D 
( 
< 
cnT ; 
_P 
cr 1 
X 
a> 
Ph 
CO 
^ - 
CO 
Q 
r- k 4 
rP 
Q 
+3 
c 
Q 
a> 
+j 
m 
en 
E- 
z ; 
c i—i 
© 
S 
« 
a 
« 
c 
i 
1 
c 
'oi 
c 
Eh 
a 
*P 
S 
) 
O 
a 
1 £ 
bJO 
Ph 
CO 
Z 
cc 
CO 
rP 
c 
p 
£ 
c 
C 
> 
-p 
© 
CO 
9 
:- 
H 
p> : 
hH 
l> 
a : 
J? 
H CO 
© 
a 
C 
c 
}z 
6 
-3 
; 
: 
5 
) 
r!*5 
^P 
Q 
Ph 
a 
o 
O 
© 
CO 
e 
Eh 
Ph 
M 
O 
P3 rH 
t~ 
Eh 
> 
< 
o 
5 
H 
Ph 
CO 
S- 
p 
a 
+- 
05 
_P 
+: 
DO 
j 
— 
*h 
bx: 
pi 
X 
P 
.2 
& 
o 
CO 
3 
ftn 
a; 
