List of pipeline projects
4482 projects, most-worked on ProvenHand first
| Project | Operator | States | Built | Hands |
|---|---|---|---|---|
| Line KA4 Slip Repair Project | Columbia Gas Transmission, LLC | WV | ||
| Line KA4 Twin Falls Burial | Columbia Gas Transmission, LLC | WV | ||
| Line KNY and KM3 Replacement Project | National Fuel Gas Supply Corporation | NY | In service 2014 | |
| Line KNYS Uprate Project | National Fuel Gas Supply Corporation | NY, PA | 2018–2019 | |
| Line L Pipeline Replacement Project | Carolina Gas Transmission, LLC | SC | ||
| Line MB extension project | Columbia Gas Transmission, LLC | MD | In service 2014 | |
| Line N Compressor Installation Proj | National Fuel Gas Supply Corporation | PA | 2011 | |
| Line N Uprate Project | Southern Star Central Gas Pipeline, Inc. | OK | ||
| Line N to Monaca Project | National Fuel Gas Supply Corporation | PA | 2019 | |
| Line NM-44 NY and Line U NY Replacement Project | National Fuel Gas Supply Corporation | Started 2015 | ||
| Line O-731 Replacement Project | Columbia Gas Transmission, LLC | OH | Started 2018 | |
| Line P Emergency Replacement (Lawrence County) | Columbia Gas Transmission, LLC | KY | ||
| Line P Replacement Project | Columbia Gas Transmission, LLC | KY | ||
| Line PL-2242 Pipe Replacement | Columbia Gas Transmission, LLC | WV | ||
| Line Q, QP, and Queen Storage Facility Project | National Fuel Gas Supply Corporation | PA | Started 2018 | |
| Line SM-116 Forced Relocation Project | TC Energy | WV | 2020–2021 | |
| Line SM-80 MAOP Project | Columbia Gas Transmission, LLC | WV | In service 2017 | |
| Line SNY Modernization Project | National Fuel Gas Supply Corporation | NY | Started 2023 | |
| Line Section 15 Expansion Project | WBI Energy Transmission, Inc. | SD | Started 2023 | |
| Line Section 22 Project | WBI Energy Transmission, Inc. | MT | 2019–2021 | |
| Line Section 25 Expansion Project | WBI Energy Transmission, Inc. | ND | ||
| Line Section 27 Cherry Creek to Spring Creek Expansion Project | WBI Energy Transmission, Inc. | ND | ||
| Line Section 32 Project | WBI Energy Transmission, Inc. | ND | ||
| Line Section 7 Expansion Project | WBI Energy Transmission, Inc. | ND | Started 2022 | |
| Line TCO-PL-3134 Abandonment | Columbia Gas Transmission, LLC | WV | ||
| Line TNY Replacement Project | National Fuel Gas Supply Corporation | NY | ||
| Line UNY Westwood 2025 Modernization Project | National Fuel Gas Supply Corporation | In service 2025 | ||
| Line V Launcher and Receiver Project | Columbia Gas Transmission, LLC | OH | ||
| Line WB2VA Integrity Project | Columbia Gas Transmission, LLC | VA, WV | In service 2017 | |
| Line-F Expansion | Dauphin Island Gathering System | LA | In service 1998 |