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| Origin | Destination | Mileage | Diameter |
| GB 72 | SMI 205 | 45 | 16" |
| SS 332 A | SMI 205 | 71 | *20" |
| SS 332 A | Houma, LA | 119 | 24" |
| EW 873 | ST 212 | 34 | 16" |
| GB 260 | SMI 205 | 17 | 16" |
| GC 338 | SS 332 A | 36 | 14" |
| Various | Various | 45 | 6", 8", 16" |
| * The 20" section of Poseidon is bi-directional. | |||