Standard Dimensions
| Depth of Trench |
Length of Lower Rod |
|---|---|
| 2’-0" | 19.88" |
| 2’-6" | 25.88" |
| 3’-0" | 31.88" |
| 3’-6" | 37.88" |
| 4’-0" | 43.88" |
| 4’-6" | 49.88" |
| 5’-0" | 55.88" |
| 5’-6" | 61.88" |
| 6’-0" | 67.88" |
| 6’-6" | 73.88" |
| 7’-0" | 79.88" |
| 7’-6" | 85.88" |
| 8’-0" | 91.88" |
| 8’-6" | 97.88" |
| 9’-0" | 103.88" |
| 9’-6" | 109.88" |
| 10’-0" | 115.88" |
| 10’-6" | 121.88" |
| 11’-0" | 127.88" |
| 11’-6" | 133.88" |
| 12’-0" | 139.88" |
| 12’-6" | 145.88" |
| 13’-0" | 151.88" |
| 13’-6" | 157.88" |
| 14’-0" | 163.88" |
| 14’-6" | 169.88" |
| 15’-0" | 175.88" |
| 15’-6" | 181.88" |
| 16’-0" | 187.88" |
| 16’-6" | 193.88" |
| 17’-0" | 199.88" |
| 17’-6" | 205.88" |
| 18’-0" | 211.88" |
| 18’-6" | 217.88" |
| 19’-0" | 223.88" |
| 19’-6" | 229.88" |
| 20’-0" | 235.88" |