| 486210 |
Gas, natural, pipeline operation |
| 486210 |
Natural gas pipeline transportation |
| 486210 |
Natural gas transmission (i.e., processing plants to local distribution systems) |
| 486210 |
Pipeline transportation, natural gas |
| 486210 |
Storage of natural gas |
| 486210 |
Transmission of natural gas via pipeline (i.e., processing plants to local distribution systems) |
| 486910 |
Booster pumping station, refined petroleum products transportation |
| 486910 |
Gasoline pipeline transportation |
| 486910 |
Natural gas liquids pipeline transportation |
| 486910 |
Petroleum pipelines, refined |