Table D3. Mix data and plastic properties.
Mix #
1
2
3
4
5
6
7
8
MB-VR (fl oz/cwt)
1.00
2.00
1.80
1.10
1.80
1.10
2.00
1.60
Pozzutec 20 (fl oz/cwt)
--
90.00
--
--
--
--
--
--
EX-3 (fl oz/cwt)
--
--
90.00
150.00
--
--
--
--
EX-5D (fl oz/cwt)
--
--
--
--
90.00
150.00
--
--
EY-1 (fl oz/cwt)
--
--
--
--
--
--
90.00
150.00
Cement (lb/yd)
614
611
609
611
613
615
613
613
Sand (lb/yd)
1,252
1,313
1,309
1,312
1,316
1,320
1,316
1,316
Stone (lb/yd)
1,806
1,799
1,793
1,798
1,803
1,808
1,803
1,803
Water (lb/yd)
279
246
252
242
252
246
254
245
w/c
0.453
0.403
0.413
0.396
0.411
0.400
0.415
0.400
Water reducer (%)
--
11.8
9.7
13.3
9.7
11.8
9.0
12.2
Air (%)
4.8
5.5
5.4
5.8
5.0
5.1
4.8
5.4
Slump (in.)
3.75
5.75
4.50
4.75
4.50
5.00
3.75
5.25
Table D3a. Hardened properties.
Mix #
1
2
3
4
5
6
7
8
MB-VR (fl oz/cwt)
1.00
2.00
1.80
1.10
1.80
1.10
2.00
1.60
Pozzutec 20 (fl oz/cwt)
--
90.00
--
--
--
--
--
--
EX-3 (fl oz/cwt)
--
--
90.00
150.00
--
--
--
--
EX-5D (fl oz/cwt)
--
--
--
--
90.00
150.00
--
--
EY-1 (fl oz/cwt)
--
--
--
--
--
--
90.00
150.00
70F Comp. strength
1 day
2,460
2,940
2,600
2,390
2,620
1,940
1,970
1,660
7 days
4,330
5,260
3,890
4,450
3,990
4,460
3,610
3,370
28 days
5,060
6,950
4,850
5,380
5,490
5,820
4,530
4,590
14F Comp. strength
1 day
NA
210
270
240
300
270
120
70
7 days
NA
1,900
1,790
2,600
2,230
2,280
880
800
28 days
NA
3,700
2,830
3,700
2,630
2,880
1,130
1,460
70F Set time (hr:min)
Initial
4:12
3:43
3:14
2:43
3:12
3:06
4:41
5:57
Final
5:20
4:24
4:07
3:35
4:14
3:53
6:20
7:04
14F Set time (hr:min)
Initial
NA
7:53
7:41
7:41
8:00
10:58
11:40
13:41
35
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