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NU Transmission >> Project Information for Customers Home >> Projects >> Greater Springfield Reliability Project >> GSRP - MA Project Facts

New England East-West Solution (NEEWS)

Greater Springfield Reliability Project (GSRP)
Project Description
Construction Updates Summary
Public Involvement -
     Connecticut
Public Involvement -
     Massachusetts
Archived Documents -
     Connecticut
Archived Documents -
     Massachusetts
Contact Info

Interstate Reliability Project (Interstate)

Central Connecticut Reliability Project (Central)

Project logoGSRP - MA Project Facts

Length: 23 miles of new 345 kilovolt (kV) overhead lines, with some reconstructed 115-kV overhead lines, within the same existing or expanded right-of-way

Four miles of new and reconstructed 115-kV overhead lines within other existing rights-of-way in Massachusetts

Towns along right-of-way: Agawam, Chicopee, Ludlow, Springfield, West Springfield
Substations: Two major substation upgrades:
  • Agawam Substation - Agawam
  • Ludlow Substation - Ludlow
Work at five other substations:
  • Breckwood Substation - Springfield
  • Chicopee Substation - Springfield
  • East Springfield Substation - Springfield
  • Orchard Substation - Springfield
  • Piper Substation - West Springfield
Switching Stations: Two new switching stations:
  • Cadwell Switching Station - Springfield
  • Fairmont Switching Station - Chicopee
Work at two other switching stations:
  • Shawinigan Switching Station - Chicopee
  • South Agawam Switching Station - Agawam
Estimated project cost: $718 million (total Massachusetts and Connecticut)
Typical construction hours: Work will generally be conducted from 7:00 a.m. to 5:00 p.m., Monday - Friday in the utility right-of-way (excluding holidays or unusual circumstances, such as construction activities requiring electrical outages of nearby facilities for worker safety). There are some non-residential or industrial areas in Agawam, Chicopee and Springfield where work is permitted from 7:00 a.m. to 7:00 p.m., Monday - Saturday, excluding holidays and unusual circumstances.
Construction start: Early December 2010: Construction started at the new Cadwell Switching Station in Springfield, Massachusetts, and Agawam Substation in Agawam, Massachusetts; early 2011 for overhead transmission line construction.
Estimated in-service date: Late 2013

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