APPENDIX A: PHASE 1 TEST RESULTS
Table A1. Compressive strength.. Task 1A cured at various temperatures.
a. 20C
b. 5C
Compressive strength (psi)
Compressive strength (psi)
Testing age (days)
Testing age (days)
Mix no.
7
14
28
Mix no.
7
14
28
1
4691
5293
5603
1
103
183
377
2
5955
6401
6923
2
700
844
1160
3
6280
6106
6682
3
1602
1973
1627
4
6813
6955
7026
4
858
1317
2033
5
5186
5870
6494
5
N/A
N/A
N/A
6
6130
6188
6791
6
726
839
1028
7
7945
7827
8333
7
1980
2053
2565
8
6342
6636
7533
8
933
1200
1495
9
4611
5186
5758
9
N/A
N/A
N/A
10
4385
4821
5857
10
355
459
646
11
5234
6130
6564
11
457
702
863
12
5568
6566
7432
12
236
497
844
13
4286
5057
5541
13
N/A
N/A
N/A
14
5021
5823
6060
14
429
556
556
15
5639
6318
6319
15
749
1296
1115
16
5677
6707
4803
16
582
1075
2098
17
4743
4951
5635
17
70
198
292
18
4677
5163
5588
18
1589
1699
1926
19
4894
5352
5883
19
3503
4347
5032
20
4583
5151
5494
20
3489
4286
4838
d. 20C
c. 10C
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
106
1
58
80
189
2
76
19
212
2
306
367
462
3
56
9
193
3
246
392
622
4
1
3
80
4
41
131
472
5
N/A
N/A
N/A
5
N/A
N/A
N/A
6
24
43
278
6
241
298
434
7
43
28
273
7
227
414
745
8
56
59
323
8
240
360
594
9
N/A
N/A
N/A
9
N/A
N/A
N/A
10
24
56
71
10
169
194
212
11
0
13
28
11
67
129
208
12
7
16
21
12
89
161
236
13
N/A
N/A
N/A
13
N/A
N/A
N/A
14
0
30
19
14
187
269
292
15
17
24
33
15
246
357
478
16
3
12
24
16
150
290
544
17
N/A
N/A
N/A
17
42
60
129
18
0
16
21
18
518
706
797
19
384
408
603
19
2072
2602
3065
20
189
409
652
20
2635
3791
3999
23