Completed EIS & EA
current environmental documents

Finalized
 
Arthur Avenue - Missoula
  FONSI | EA & Section 4(f)
Battlefield Rest Area/Interchange
  FONSI | EA
Beartooth
  Categorical Exclusion
Belfry-North EA
  FONSI | Appendices
EA | Appendix A | B | C | D | E | F | G
Bench Blvd
  Categorical Exclusion
BigFork North & South EA
  FONSI | Appendices
EA | Appendix A | B | C | D | E
Billings 6th Ave to Bench Blvd
  Categorical Exclusion
Billings Airport Road
  FONSI | EA
Boulder - South
  FONSI | EA
Additional documents and information
Brockton East
  Categorical Exclusion
Canyon Ferry Road
  FONSI | EA
Conner N&S
  FONSI | Appendices | EA
Culbertson East To North Dakota
  FONSI | EA & Section 4(f)
Cut Bank RR Overpass
  FONSI | EA
Fairfield to Dupuyer Corridor Study
  Record of Decision | EIS | Appendix A | B | C
Flathead River - 3km East of Kalispell
  Final Categorical Exclusion | Final Section 4(f) Evaluation
Four Corners North and Belgrade South
  Categorical Exclusion
Gallatin Canyon Slope Flattening/Widening
  FONSI | EA
Grayling Creek - North of US20
  FONSI | EA
I-15 Corridor
  Record of Decision | Comments and Responses | EIS Appendix A | B | C | D
I-90 East Belgrade Interchange
  FONSI | EA
Junction MT85-East
  FONSI
Junction US 2 - North
  FONSI | EA
Kearl Module Transport Project (KMTP)
  FONSI - Volume I | II | III | IV | V
EA
Montana Transportation Plan
Appendix 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14
Emergency Response Plan (ERP)
Appendix 1 | 2 | 3 | 4
Lewistown to Grassrange
  FONSI | EA
Lewistown West Overpass
  FONSI | EA | Comments and Responses
Marysville Road Improvement Project
  FONSI | EA & Section 4(f)
MDT/CSKT Land Exchange
  EA
Miles City Street Projects
  FONSI | Appendices
Red Lodge North
  FONSI
Redstone East & West
  FONSI | EA & Section 4(f)
Rockvale to Laurel
  Record of Decision | FEIS
Rouse Avenue - Bozeman
  FONSI | EA & Section 4(f)
Russell Street/South 3rd Street - Missoula
  Record of Decision | FEIS
Shiloh Road Corridor
  FONSI | EA & Section 4(f)
Townsend South
  FONSI | EA & Section 4(f)
Two Medicine Bridge
  FONSI
US2, Columbia Heights to Hungry Horse
  1995 FEIS

1995 Record of Decision
2002 Re-evaluation
US2, Havre to Fort Belknap EIS
  Record of Decision | EIS Volume 1 | EIS Volume 2 | Citizens' Advisory Committee Presentation
US2 Swamp Creek
  EA (1989) | Re-evaluated EA (1994)
Re-evaluation letter (2001) | Re-evaluation Addendum (2006)
US 89, Belt North & South
  FONSI
US89, Browning to Hudson Bay Divide FEIS
  Record of Decision | FEIS & Section 4(f) | Appendices
US93, Hamilton to Lolo EIS
  Record of Decision | EIS | Appendices
US93, Ninepipe/Ronan Improvement Project
  Record of Decision | EIS & Section 4(f) | Appendices
US93, Somers to Whitefish West EIS
  REIS - Whitefish West
  REIS - Kalispell Bypass | Record of Decision | EIS
Yellowstone River - NE of Livingston
  FONSI | EA & Section 4(f)

To receive a hard copy of any of these documents please call 406.444.7228.