Table 8. — Compressive strength of Portland cement concrete made in various parts of the Philippine Islands — Continued. 
150 
The Philippine Journal of Science 
1921 
a 
A 
£ 
r d 
| 8 S3 S3 & 8 3 g S3 S 9 83 S3 3 S S S 3 8 3 8 S S 88 S 
Test specimens pre- 
served in— 
< 
3 S3 U S3 S §3 
1 
a a a a *• *• 
Moist 
air. 
! 
| a s £ § 
Source of aggregate. 
1 
■ il 
Is 
1 if 
i- 
•g 
•g 
! -g 
! 
l 
•g 
i 
•g 
\ -§ 
I! 
1 
1 1 
il 
II 
! 
h 
>g 
1 1 
li 
1* 
i:1 
H 
II 
II 
i 
• 
% 
j 
l 
li 
1 
il i 
i! i 
Orani River 
Pasie- River 
! 
4 
l 
l 1 
i i 83 £ S3 s'sr 
iimsii. 
Apr. 4,1918 
Mar. 12,1918 
flo 
i 1 
s 
J 
i 
i 
i * 
II 
j 
Feb. 4, 1910 
Feb. 14.1910 
Sept. 15,1910 
Sept. 16,1910 
Sept. 17, 1910 
Sept. 18, 1910 
net or loin 
Oct. 28, 1910 
i 
i 
! 
i 
.! 
1 
i 
i 
i 
j 
a 
1 
leytb— continued. 
Tacloban Port Works 
Do 
1 
! 
! 
!a 
'll 
if 
I 
1 
i 
1 
1- 
\ 
\ 
\ 
\ 
\ 
1 
l(S 
i 
; 
la 
! 
j 
I 
i 
1 
1 
! 
i 
I 
1 * 
i 
! 
j 
? 
I 
II 
h 
p 
(5 
Philippine Medical School, second wall and stairs 
Philinuine Medical School: roof, floor, east wins- 
. 
il 
1 
i 
! 
! 
li 
i a 
V 
IS 
IS 
•on soptwjL 
S3SS1I3 5 3 3 3 3 
