Prestress/Post-Tensioning Strand Systems

Avar Construction Systems, Incorporated

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
ACS 1.5" 1 1/2" 41.3 3500 31
ACS 1.6 1 0.6" 58.6 3500 44
ACS 10.5 TD 10 1/2" 413 3500 309.8
ACS 12.5 12 1/2" 495.6 3500 372
ACS 12.5 12 1/2" 495.6 3500 372
ACS 12.5 12 1/2" 495.6 3500 372
ACS 12.6 12 0.6" 703.2 3500 528
ACS 13.5 TD 13 1/2" 536.9 3500 402.6
ACS 19 M.5" 19 1/2" 784.7 3500 588.5
ACS 19.5" 19 1/2" 784.7 3500 588.5
ACS 19.6 19 0.6" 1113.4 3500 836
ACS 22.5 22 1/2" 908.6 3500 682
ACS 22.6 22 0.6" 1289.2 3500 968
ACS 24.5 24 1/2" 991.2 3500 743.4
ACS 27.6" 27 0.6" 1582.2 3500 1188
ACS 28.5 28 1/2" 1156.4 3500 867.3
ACS 3.5 3 1/2" 123.9 3500 93
ACS 34.5 34 1/2" 1404.2 3500 1054
ACS 37 M.5 37 1/2" 1528.1 3500 1146
ACS 37.5 27 1/2" 1115 3500 837
ACS 37.5 37 1/2" 1528.1 3500 1146
ACS 4.5 4 1/2" 165.2 3500 124
ACS 44.5 44 1/2" 1817.2 3500 1363
ACS 5.5 5 1/2" 206.5 3500 155
ACS 7.5 7 1/2" 289.1 3500 217
ACS 7.5 7 1/2" 289.1 3500 217
ACS 7.5 TD 7 1/2" 289.1 3500 216.8
ACS 8.5 TD 8 1/2" 330.4 3500 247.8
ACS 9.5 TD 9 1/2" 371.7 3500 278.7
AVAR ACS-22.6 22 0.6" 1289 3500 Lt.Wt. 968
AVAR C-4.6 4 0.6" 234 3500 Lt.Wt. 176
C4.6 4 0.6" 234.4 3500 176
MP 7.5 / 4.6 4 0.6" 234 5500 N/A

Contech

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
12-0.6 (Lang anchor head) 12 0.6" 703.2 3500 506.3
4-0.6 4 0.6" 234.4 3500 176
4-0.6 (using 7-0.6 anchor) 4 0.6" 234.4 3500 176
7-0.6 7 0.6" 410.2 3500 307
9-0.6 9 0.6" 527.4 3500 395.5
CTS 47.6 47 0.6" 2754.2 3500 2065.7
CTS 9.06 9 0.6" 528 3500 396

DYWIDAG-Systems International

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
1-0.6" Epoxy 1 0.6" 58.6 3500 44
12-0.6 MA (Standard) 12 0.6" 703 4000 527
12-0.6 MA (System 100) 12 0.6" 703 4000 527
15-0.6 15 0.6" 879 3500 659.2
19-0.6 MA 19 0.6" 1113.4 4000 836
2-0.6" 2 0.6" 117.2 3500 88
20-0.5 MA 20 1/2" 826 N/A 620
27-0.5 MA 27 1/2" 1115.1 N/A 836.3
27-0.6 MA 27 0.6" 1582.2 4000 1188
3-0.6" 3 0.6" 175.8 3500 131.8
31-0.5 31 1/2" 1280.3 N/A 961
35-0.6 Epoxy Coated Strand 35 0.6" 2051 N/A 1540
37-0.5 37 1/2" 1548.7 N/A 1146
37-0.6 (MPA) 37 0.6" 2168.2 N/A 1626.2
4-0.6 4 0.6" 234.4 3500 176
4-0.6 TD 4 0.6" 234.4 3500 176
4-0.6" 4" x 13" 4 0.6" 234.4 3500 176
5-0.6" 5 0.6" 293 3500 220
6-0.6" 6 0.6" 351.6 3500 264
8-0.6 8 0.6" 468.8 N/A 351.6
9-0.6 9 0.6" 527.4 3500 396

Lang

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
4-0.6 4 0.6" 234.4 N/A 176
7-0.6(Approved for 6 strand) 6 0.6" 351.6 N/A 263.7

Schwager Davis Incorporated

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
1.6 (Epoxy) 1 0.6" 58.6 3500 44
1.6 (Standard) 1 0.6" 58.6 3500 44
C31.6-8-S 31 0.6" 1817 6500 1362
SDI 12.6 12 0.6" 703 4500/6500 527
SDI 12.6-PC 12 0.6" 703 3500 527
SDI 19.6 19 0.6" 1113 3500 835
SDI 19.6-PC 19 0.6" 1113 3500 835
SDI 19.6-PC1 19 0.6" 1113 3500 835
SDI 2.6A (Epoxy) 2 0.6" 234 3500 N/A
SDI 2.6A (Standard) 2 0.6" 234 3500 N/A
SDI 22.6-8 22 0.6" 1289 3500 966.8
SDI 22.6-PC 22 0.6" 1289 3500 966.8
SDI 27.6 27 0.6" 1582 3500 1187
SDI 27.6-PC 27 0.6" 1582 3500 1187
SDI 31.6-8 & C31.6-8 31 0.6" 1817 3500 1362
SDI 4.6A (Epoxy) 4 0.6" 234 3500 N/A
SDI 4.6A (Standard) 4 0.6" 234 3500 N/A
SDI C37.6-8 37 0.6" 2168 3500 1626
SDI C37.6-8-S 37 0.6" 2168 6500 1626
SDI C4.6 4 0.6" 234 4500 Lt. Wt. 176
SDI C4.6 4 0.6" 234 3500 176
SDI C4.6 (D) 4 0.6" 234 6000 176

Stresssteel

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
SAS/GSS 7.6 7 0.6" N/A 3200 N/A

Stresstek

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
S13.5 13 1/2" 536.9 N/A 403
S13.6 13 0.6" 761.8 N/A 572
S19.5 16 1/2" 660.8 N/A 496
S19.5 19 1/2" 784.7 N/A 589
S19.5 19 1/2" 784.7 N/A 589
S19.6 16 0.6" 937.6 N/A 703.2
S19.6 19 0.6" 1113.4 N/A 836
S31.5 27 1/2" 1115.1 N/A 837
S31.5 31 1/2" 1280.3 N/A 961
S31.5 31 1/2" 1280.3 N/A 961
S4.5 4 1/2" 165.2 N/A 124
S4.6 4 0.6" 234.4 N/A 176
S4.6P 4 0.6" 234.4 N/A 176
S7.5 7 1/2" 289.1 N/A 217
S7.5P 7 1/2" 289.1 N/A 217
S7.6 7 0.6" 410.2 N/A 308
SB1.5 1 1/2" 41.3 N/A 31
SC1.5 1 1/2" N/A N/A N/A
SCB13.5 13 1/2" 536.9 N/A 403
SCB19.5 19 1/2" 784.7 N/A 589

VSL

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
CS 5-31 (Revoke) 31 1/2" 1280 N/A 960
CS/EC5-31 31 1/2" 1280.3 N/A 960.2
CS5-43 43 1/2" 1775.9 N/A 1331.9
E5-1 1 1/2" 41.3 N/A 31
E5-12 12 1/2" 495.6 N/A 372
E5-12D 24 1/2" 991.2 N/A 744
E5-19 19 1/2" 784.7 N/A 589
E5-31 31 1/2" 1280.3 N/A 961
E5-3S 3 1/2" 123.9 N/A 93
E5-4 4 1/2" 165.2 N/A 124
E5-7 7 1/2" 289.1 N/A 217
E6-12 12 0.6" 703.2 N/A 528
EC5-12 12 1/2" 495.6 N/A 372
EC5-19 19 1/2" 784.7 N/A 589
EC5-27 27 1/2" 1115.1 N/A 837
EC5-31 31 1/2" 1280.3 N/A 961
EC5-7 7 1/2" 289.1 N/A 217
ECI6-19 19 6/10" 1113 3500 834.8
ECP5-31 (Bearing plate) 31 1/2" 1280 N/A 960
ES5-43 43 1/2" 1775.9 N/A 1332
L 5-31/42 Loop Anchorage 31 1/2" 1280.3 N/A 961
S06-4 4 0.6" 234.4 N/A 176
S06-4 (using 1/2" strand) 4 1/2" 165.2 N/A 123.9

Williams Forms Engineering

System Name Bar or Tendon Size Strand Diamter Ultimate (kips) Concrete Strength(psi) PJack (kips)
WMS C4.6 Anchor Head 4 0.6 234 N/A 176
WMS C7.6 Anchor Head 7 0.6 410 N/A 307

Caltrans contact: Jim Ma, Concrete Committee Chair, jim.ma@dot.ca.gov