Mountaineer XPress

From the ProvenHand pipeline wiki

Sources disagree on some of this page's facts. Each value is shown with its sources; see Sources disagree.

Mountaineer XPress is a natural gas pipeline in West Virginia, operated by Columbia Gas Transmission (TC Energy). Construction began in 2018 and the line entered service in 2019.[1]

Mountaineer XPress
Also calledMXP[5], Mountaineer XPress Pipeline, Mountaineer Express
General information
StatusIn service[6]
CommodityNatural gas
OperatorColumbia Gas Transmission (TC Energy)
Owner and operator
Facility projects
StateWest Virginia[7]
CountiesCabell, Calhoun, Doddridge, Jackson, Marshall, Mason, Putnam, Ritchie, Roane, Tyler, Wetzel, Wirt[9]
Approved29 December 2017[9][11] or 31 January 2018[7][sources disagree]
Construction startedJanuary 2018[12]
In service1 March 2019[6]
FERC docketCP16-357[11]
West Virginia stormwater permitWVR310872[7]
Contractors
Technical information
Length170 mi[11] or 170.1 mi[11] or 170.5 mi[13][sources disagree]
Pipe size36", 24", 30"
Capacity2700 MMcf/d (FERC project list)[11]
Cost$3,619,586,335 total actual project cost (Sep 2019); estimate $2,059,366,383[14]
On ProvenHand
Hands listed0

Mountaineer XPress is a natural gas pipeline in West Virginia, operated by Columbia Gas Transmission (TC Energy). Construction began in 2018 and the line entered service in 2019.[1]

Contractorsedit

ContractorWorkScopeSpreadYears
Associated Pipe Line Contractors[4]Pipeline construction
Price Gregory International[4]Pipeline construction
Welded Construction[4]Pipeline construction
Henkels & McCoy[4]Pipeline construction
Snelson Companies[4]Pipeline construction
U.S. Pipeline, Inc.[15]Prime6.1 miles of 36-inch pipelineSpread 21 January 2018
U.S. Pipeline, Inc.[15]Prime1.8 miles of 36-inch pipeline, tie-ins and right-of-way clean-upSpread 71 January 2018
U.S. Pipeline, Inc.[15]Tie-ins and right-of-way clean-up36-inch tie-ins and right-of-way clean-upSpread 81 January 2018
Associated Pipe Line Contractors, Inc.[4][16][17]PrimeColumbia Gas Transmission, LLC work in Doddridge and Ritchie Counties, WV: Spread 3, 13.5 miles of 36-inch and 6.2 miles of 24-inch X-70 pipelineSpread 3from 1 January 2018
Associated Pipe Line Contractors, Inc.[16][17]PrimeColumbia Gas Transmission, LLC work in Doddridge and Ritchie Counties, WV: Spread 4, 22.7 miles of 36-inch X-70 pipelineSpread 4from 1 January 2018
Hoover Construction Company[18]Rock drilling and blastingPipeline rock drilling and blasting, MXP Pipeline (West Virginia)1 January 2018
Price Gregory International, LLC[4][19]PrimeSpread 5 (20 miles of 36-inch) and Spread 6 (31 miles of 36-inch), West Virginia1 February 2018 – 30 November 2018
Schmid Pipeline Construction, Inc.[20]Excavation and tie-in work36-inch pipe excavation and tie-in work, Wetzel County WV (listed as Mountain Xpress Pipeline)1 August 2018 – 1 October 2018
Associated Pipe Line Contractors, Inc.[21]Clearing and reclamationClean-up and slip repair on its two spreads (each just over 22 miles of mainline laid in 2018), 2019from 1 January 2019
Beeghly Tree, LLC[10]Clearing and reclamationSpread 1 (Marshall and Wetzel Counties, WV): hazardous tree removal crews during the hand-felling phase, through Welded Construction and Earth PipelineSpread 1
Welded Construction, L.P.[4]PrimeListed 2018 as a pipeline construction contractor
Henkels & McCoy, Inc.[4]PrimeListed 2018 as a pipeline construction contractor
Snelson Companies, Inc.[4]PrimeListed 2018 as a pipeline construction contractor
Alpha 3 Consulting, LLC[22]CPM scheduling and project controlsSpread 8 of 8: schedule development, maintenance, recovery schedules, schedule acceleration, schedule narratives, unit-quantity tracking and production-rate analysis, in support of the contractorSpread 8
Profoam, LLC[2]Foam breaker supplierSelected to supply foam breakers for the project
Burns & McDonnell Engineering[2]EIS preparation supportProvided support for preparing the project's environmental impact statement

Inspection

FirmScope
Burns & McDonnell Engineering[23]Filed the project's Environmental Compliance Monitoring Program with FERC (Jan 2018); compliance monitors' weekly summary reports followed

NDT

FirmScope
UT Quality[24]Listed as a notable project; up to 45 crews across nine spreads at its largest

Pipe mills

MillGrade
Borusan Berg Pipe[25]X70

Spreads

SpreadPrime contractorDates
Spread 1[10]
Spread 2[13][15]
Spread 3[13][16][17]Associated Pipe Line Contractors, Inc.
Spread 4[16][17]Associated Pipe Line Contractors, Inc.
Spread 5[19]Price Gregory International, LLC1 February 2018 – 30 November 2018
Spread 6[19]Price Gregory International, LLC4 February 2018 – 30 November 2018
Spread 7[15]
Spread 8[15][22]

Sources disagree

These sources give different values for the same fact. Each value is listed with the sources that give it.

FactValues given
Approved
Length

Crew on ProvenHand

No one on ProvenHand has listed this job yet.

Did you work on Mountaineer XPress? Add it to your work history on ProvenHand and get it confirmed by someone who was there. Sign in or join.

Referencesedit

  1. sec.gov · exhibit991lxpservicemxpgxp.htm
  2. “Mountaineer Xpress Project, West Virginia”. Offshore Technology. 8 March 2019. Retrieved 4 October 2026.
  3. eia.gov · EIA-NaturalGasPipelineProjects.xlsx
  4. “Ongoing Projects: Construction Underway (Pipeline News, February 2018)”. Pipeline News. February 2018. Retrieved 3 October 2026.
  5. “Request for Notice to Proceed with ground disturbing activities at contractor yards, Mountaineer XPress Project (CP16-357)”. Columbia Gas Transmission, LLC (filed with FERC). 1 February 2018. Retrieved 6 October 2026.
  6. “Notice of Commencement of Service, Mountaineer XPress Project (CP16-357)”. Columbia Gas Transmission, LLC (filed with FERC). 11 March 2019. Retrieved 3 October 2026.
  7. “WVDEP: Oil and Gas Construction Stormwater registrations”. West Virginia Department of Environmental Protection. Retrieved 3 October 2026.
  8. “FERC eLibrary docket CP16-357”. Federal Energy Regulatory Commission. 29 April 2016. Retrieved 3 October 2026.
  9. “Order Issuing Certificates and Approving Abandonment, Columbia Gas Transmission, LLC et al. (CP16-357), Mountaineer XPress Project”. Federal Energy Regulatory Commission. 29 December 2017. Retrieved 3 October 2026.
  10. “Beeghly Tree Recent Notable Projects”. Beeghly Tree, LLC. Retrieved 3 October 2026.
  11. “FERC: Approved Major Pipeline Projects (1997-Present)”. Federal Energy Regulatory Commission. Archived from the original on 1 July 2025. Retrieved 3 October 2026.
  12. “Construction Status Report (late January 2018), Mountaineer XPress Project (CP16-357)”. Columbia Gas Transmission, LLC (filed with FERC). 30 January 2018. Retrieved 4 October 2026.
  13. “Environmental Compliance Monitoring Program Weekly Summary Report (February 9-17, 2018), Mountaineer XPress Project (CP16-357)”. Federal Energy Regulatory Commission compliance monitors. 5 March 2018. Retrieved 4 October 2026.
  14. “Final Cost Report, Mountaineer XPress Project (CP16-357)”. Columbia Gas Transmission, LLC (filed with FERC). 3 September 2019. Retrieved 4 October 2026.
  15. “Recent Projects - U.S. Pipeline (project map)”. U.S. Pipeline, Inc. Retrieved 3 October 2026.
  16. “Land Division (recent projects) (Wayback capture 2020-08-11)”. Associated Pipe Line Contractors, Inc. Archived from the original on 11 August 2020. Retrieved 3 October 2026.
  17. “APLC Safety Newsletter, Issue 14, October 2018”. Associated Pipe Line Contractors, Inc. October 2018. Retrieved 6 October 2026.
  18. “2018 MXP Pipeline (WV) - Hoover Construction”. Hoover Construction Co. Retrieved 6 October 2026.
  19. “Price Gregory Completed Projects - Five Years (2020 list)”. Price Gregory International, LLC. June 2020. Retrieved 3 October 2026.
  20. “Schmid Pipeline Construction, Inc. - Projects”. Schmid Pipeline Construction, Inc. Retrieved 3 October 2026.
  21. “APLC Safety Newsletter, Issue 14, October 2019”. Associated Pipe Line Contractors, Inc. October 2019. Retrieved 6 October 2026.
  22. “Mountaineer Xpress Pipeline (project page)”. Alpha 3 Consulting, LLC. Retrieved 4 October 2026.
  23. “Environmental Compliance Monitoring Program filing by Burns & McDonnell (CP16-357)”. Burns & McDonnell (filed with FERC). 8 January 2018. Retrieved 4 October 2026.
  24. “UT Quality USA — Union AUT & Pipeline Weld Inspection | API 1104”. UT Quality (a RAE Energy company). Retrieved 3 October 2026.
  25. “Borusan Berg Pipe - Selected Projects”. Borusan Berg Pipe. Retrieved 3 October 2026.

This pipeline article is a stub. You can help ProvenHand by expanding it.

This page was last edited on 17:10, 3 October 2026 (UTC). Version 1.

Written and kept up by the hands who worked these jobs. Facts carry their sources. How editing works.