Table A15 (cont'd). Compressive strength. Task 1Gb cured at various temperatures.
c. 10C.
d. 20C.
Compressive strength (psi)
Compressive strength (psi)
Testing age (days)
Testing age (days)
Mix no.
7
14
28
Mix no.
7
14
28
1
N/A
N/A
N/A
1
N/A
N/A
N/A
2
N/A
N/A
N/A
2
N/A
N/A
N/A
3
N/A
N/A
N/A
3
N/A
N/A
N/A
4
N/A
N/A
N/A
4
N/A
N/A
N/A
5
N/A
N/A
N/A
5
N/A
N/A
N/A
6
N/A
N/A
N/A
6
N/A
N/A
N/A
7
N/A
N/A
N/A
7
N/A
N/A
N/A
8
N/A
N/A
N/A
8
N/A
N/A
N/A
9
N/A
N/A
N/A
9
N/A
N/A
N/A
10
N/A
N/A
N/A
10
N/A
N/A
N/A
11
N/A
N/A
N/A
11
N/A
N/A
N/A
12
N/A
N/A
N/A
12
N/A
N/A
N/A
13
N/A
N/A
N/A
13
N/A
N/A
N/A
14
N/A
N/A
N/A
14
N/A
N/A
N/A
15
N/A
N/A
N/A
15
N/A
N/A
N/A
16
N/A
N/A
N/A
16
N/A
N/A
N/A
17
N/A
N/A
N/A
17
N/A
N/A
N/A
18
N/A
N/A
N/A
18
N/A
N/A
N/A
19
N/A
N/A
N/A
19
N/A
N/A
N/A
20
N/A
N/A
N/A
20
N/A
N/A
N/A
Table A16. Chemical composition of admixtures tested in Phase 1, Task Gb.
Mix
Dosage
no.
Antifreeze admixture formulation
(% CWT)
w/c Ratio
Remarks
1
Control
0
0.43
2
DCI
4
0.43
3
DCI/propylene glycol
3.6/0.4
0.43
4
DCI/propylene glycol
3.2/0.8
0.43
5
DCI/propylene glycol
2.8/1.2
0.43
6
N/A
N/A
N/A
7
N/A
N/A
N/A
8
N/A
N/A
N/A
9
N/A
N/A
N/A
10
N/A
N/A
N/A
11
N/A
N/A
N/A
12
N/A
N/A
N/A
13
N/A
N/A
N/A
14
N/A
N/A
N/A
15
N/A
N/A
N/A
16
N/A
N/A
N/A
17
N/A
N/A
N/A
18
N/A
N/A
N/A
19
N/A
N/A
N/A
20
N/A
N/A
N/A
34
Previous Page
