Specifications
Every number a designer needs.
UTS, jacking force, duct and cone geometry, anchorage spacing and the anti-burst spiral for all five AT post-tensioning anchorage models — straight from the TYROS data sheet.
Data sheet
AT anchorage table
Letters reference the dimension diagram below. Scroll sideways on small screens.
| Sr | Anchor Type | UTSton | 80% of UTSton | Duct Diamm | Anchor Cone Size (A × A)Amm | Min Edge DistanceBmm | Spacing Between AnchoragesCmm | Pocket DepthDmm | PCD of HolesEmm | Spiral ReinforcementFmm | Length of SpiralGmm | Spiral BarHmm | No. of TurnsN | Pitch of SpiralJmm |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 12 AT 15 | 400 | 320 | 90 | 245 | 200 | 300 | 62 | 200 | 250 | 540 | 16 | 9 | 60 |
| 2 | 19 AT 13 | 400 | 320 | 90 | 245 | 198 | 325 | 62 | 200 | 250 | 540 | 16 | 9 | 60 |
| 3 | 12 AT 13 | 320 | 256 | 75 | 207 | 148 | 260 | 52 | 175 | 190 | 480 | 16 | 8 | 60 |
| 4 | 4 AT 13 | 75 | 60 | 51 | 145 | 120 | 220 | 45 | 125 | 150 | 240 | 16 | 6 | 40 |
| 5 | 7 AT 13 | 131 | 105 | 51 | 145 | 120 | 220 | 45 | 125 | 150 | 240 | 16 | 6 | 40 |
- Letters A–J refer to the dimension diagram.
- Dimensions in mm, forces in metric tons (units per industry convention; not stated on the source page).
Dimension diagram
Reading the letters
- A
- Anchor cone size (A × A)
- B
- Min edge distance
- C
- Spacing between anchorages
- D
- Pocket depth
- E
- PCD of holes
- F
- Spiral reinforcement Ø
- G
- Length of spiral
- H
- Spiral bar Ø
- N
- Number of turns
- J
- Pitch of spiral
Values shown for 12 AT 15
Send us the tendon schedule. We'll send back the anchorage.
Anchorage specifications, anti-burst reinforcement details and the stressing methodology — for every contractor, on every job.
Need the tendons stressed too? See our post-tensioning stressing services.