Helical piles screw earth anchor with its ultimate structural capacity
Aug 25, 2021| There are many sizes earth anchors. How to choose a right one? Today I will give you a list for sizes with its ultimate structural capacity.
Sizes | Ultimate structural capacity/Tons |
| 1.5" square bar | 36 |
| 1.75" square bar | 55 |
| 2.88" round | 23 |
| 3" | 16 - 50 |
| 4" | 64 - 76 |
| 5" | 132 - 229 |
| 6" | 122 - 135 |
| 7" | 169 - 274 |
| 8" | 169 - 203 |
| 9" | 280 |
| 13" | 233 |
| 18" | 267 |
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