Recent Montana Updates

January 19, 2023

MRL - Clark Fork River Bridge #14 (Sanders County, Montana)
Through truss bridge over Clark Fork River on MRL
January 19, 2023: New photo from Geoff Hubbs

January 5, 2023

GN - Boulder Tunnel (Jefferson County, Montana)
Tunnel under Hill on Abandoned Burlington Northern Railroad
January 5, 2023: New photo from Geoff Hubbs

December 14, 2022

Old Falls Bridge (Relocated) (Toole County, Montana)
Pratt through truss bridge over Marais River on Bootlegger Trail
December 14, 2022: Updated by Luke: Added river and road names

Culbertson Bridge (1934) (Roosevelt County, Montana)
Lost Polygonal Warren through truss bridge over Missouri River on ND 16
December 14, 2022: New photo from Geoff Hubbs

December 1, 2022

BNSF - Big Horn River Bridge (Big Horn County, Montana)
Pratt through truss bridge over Big Horn River on BNSF Railway
December 1, 2022: New photos from John Bernhisel

Big Horn River Bridge (Big Horn County, Montana)
Three-span through truss bridge over Big Horn River on County Rd 50A
December 1, 2022: New photos from John Bernhisel

November 30, 2022

Big Horn River Bridge (Big Horn County, Montana)
Three-span through truss bridge over Big Horn River on County Rd 50A
November 30, 2022: Document added by John Bernhisel

November 27, 2022

BAP/MILW Overpass (Silver Bow County, Montana)
Pony/through plate girder bridge over Abandoned Chicago, Milwaukee, St. Paul & Pacific Railroad on Butte, Anaconda & Pacific Railway
November 27, 2022: New photo from Dave King

November 19, 2022

RR - Washoe Smelter Bridge (Deer Lodge County, Montana)
Lost Deck plate girder bridge on Butte, Anaconda & Pacific Railroad
November 19, 2022: Added by Dave King

November 16, 2022

Pacific Avenue Bridge (Custer County, Montana)
Lost through truss bridge over Tongue River on CR 054 in Miles City
November 16, 2022: New photo from Geoff Hubbs

November 12, 2022

CM - Spring Creek Trestle (Fergus County, Montana)
Massive wooden trestle with steel sections over Big Spring Creek on Central Montana Railway
November 12, 2022: New photo from Dave King

November 11, 2022

Bighorn River Bridge (Yellowstone County, Montana)
Pennsylvania through truss bridge over Bighorn River on Frontage Road 104
November 11, 2022: New photo from Geoff Hubbs

BNSF - Coram Bridge (Flathead County, Montana)
Two-span Baltimore deck truss bridge over Flathead River on the BNSF Railroad
November 11, 2022: New photo from Geoff Hubbs

BNSF - Java Trestle (Flathead County, Montana)
Pratt deck truss bridge over Middle Fork Flathead River & Java Creek on BNSF Hi-Line Subdivision
November 11, 2022: New photo from Geoff Hubbs

October 1, 2022

Milk River Bridge (Valley County, Montana)
Lost Pratt through truss bridge over Milk River on Unknown abandoned roadway
October 1, 2022: New photo from Stewart Edwin Beitler

September 23, 2022

Wiota-Fort Peck Railroad Missouri River Bridge (Valley County, Montana)
Lost Warren through truss bridge over Missouri River on Wiota-Fort Peck Railroad
September 23, 2022: Updated by Paul Plassman: Added truss type and categories "8-panel truss", "Riveted", "Railroad"

September 22, 2022

Wiota-Fort Peck Railroad Missouri River Bridge (Valley County, Montana)
Lost Warren through truss bridge over Missouri River on Wiota-Fort Peck Railroad
September 22, 2022: New photo from Geoff Hubbs

September 3, 2022

Yellowstone River Bridge (Old) (Sweet Grass County, Montana)
Lost Pratt through truss bridge over Yellowstone River on US 191
September 3, 2022: New photo from Geoff Hubbs

County Bridge (Cascade County, Montana)
Lost Camelback through truss bridge over Missouri River on Cascade Hound Creek Rd
September 3, 2022: New photo from Geoff Hubbs

August 25, 2022

CR507 Williams Bridge (Gallatin County, Montana)
Through truss bridge over Gallatin River on CR 507
August 25, 2022: Updated by Dave King: Added categories "6-panel truss", "Pin-connected", "Lally columns"

August 8, 2022

MILW - Custer Creek Bridge (1913) (Prairie County, Montana)
Lost Pony plate girder bridge over Custer Creek on Chicago, Milwaukee, St. Paul & Pacific Railroad
August 8, 2022: Updated by Brandon Cooper: Added category "Disaster"

July 30, 2022

Beaver Creek Bridge (Valley County, Montana)
Pratt pony truss bridge over Beaver Creek on CR 224
July 30, 2022: Updated by Paul Plassman: Added truss type, updated status, and added category "5-panel truss"

Beaver Creek Bridge (Valley County, Montana)
Pratt pony truss bridge over Beaver Creek on CR 602
July 30, 2022: Updated by Paul Plassman: Added truss type, approach span type, & categories "5-panel truss", "Lally columns", "Pin-connected"

MRL - Noxon Reservoir Bridge (Sanders County, Montana)
Polygonal Warren through truss bridge over Noxon Reservoir on Montana Rail Link
July 30, 2022: Updated by Paul Plassman: Added truss type, approach span type, and category "12-panel truss"

July 23, 2022

NP - Yellowstone River Bridge (Park County, Montana)
Pratt through truss bridge over Yellowstone River on Abandoned Northern Pacific Line
July 23, 2022: Updated by Geoff Hubbs: Updated status

July 10, 2022

South Fork Dearborn River Ranch Bridge (Lewis and Clark County, Montana)
Pratt pony truss bridge over South Fork Dearborn River on Ranch Road
July 10, 2022: Updated by Luke: Corrected stream name

July 9, 2022

Big Hole River Bridge (Madison County, Montana)
Lost Through truss bridge over Big Hole River on Melrose Road
July 9, 2022: Updated by Brandon Cooper: Added category "Pratt through truss"

Big Hole River Bridge (Madison County, Montana)
Lost Through truss bridge over Big Hole River on Melrose Road
July 9, 2022: New photo from Geoff Hubbs

July 8, 2022

MRL - Clark Fork River Bridge #14 (Sanders County, Montana)
Through truss bridge over Clark Fork River on MRL
July 8, 2022: New photos from Mike Goff

Thompson Falls - Main Channel Bridge (Sanders County, Montana)
Pratt deck truss bridge over Clark Fork on Pedestrian Traffic
July 8, 2022: New photos from Mike Goff

Thompson Falls - Dry Channel Bridge (Sanders County, Montana)
Pratt through truss bridge over Clark Fork on trail
July 8, 2022: New photos from Mike Goff

Noxon Bridge (Sanders County, Montana)
Parker through truss bridge over Clark Fork River on Klakken Road
July 8, 2022: New photos from Mike Goff

July 4, 2022

Old US 91 Bridge (Teton County, Montana)
Abandoned bridge
July 4, 2022: New Street View added by James McCray

July 3, 2022

Hardy Bridge (Cascade County, Montana)
Through truss bridge over Missouri River on Old US 91
July 3, 2022: New photo from Geoff Hubbs

June 21, 2022

Old US 89 Bridge (Cascade County, Montana)
Abandoned concrete stringer bridge over unnamed creek on an abandoned section of old US 89
June 21, 2022: New photos from James McCray

Johnston Street Bridge (Cascade County, Montana)
Queenpost pony truss bridge over Belt Creek on Johnston Street
June 21, 2022: Updated by Tony Dillon: Added builder and other stuff

Old Cushman Bridge (Cascade County, Montana)
Polygonal Warren pony truss bridge over Belt Creek on a private driveway
June 21, 2022: Updated by Tony Dillon: Corrected truss type.

June 20, 2022

Cove Ditch Bridge (Stillwater County, Montana)
Bridge over Cove Ditch on an abandoned road
June 20, 2022: New photos from James McCray

NP - Shields River Bridge #2 (Park County, Montana)
Abandoned pratt through truss bridge over Shields River on Abandoned Northern Pacific Railroad
June 20, 2022: Updated by James McCray: Updated location

Dead Horse Road Bridge (Park County, Montana)
Polygonal Pratt through truss bridge over Shields River on Dead Horse Road (formerly old US 89, but currently a private driveway).
June 20, 2022: New photos from James McCray

Old US 89 Bridge (Cascade County, Montana)
Bridge over an unnamed creek on a private driveway
June 20, 2022: New photos from James McCray

Old Cushman Bridge (Cascade County, Montana)
Polygonal Warren pony truss bridge over Belt Creek on a private driveway
June 20, 2022: New photos from James McCray

Johnston Street Bridge (Cascade County, Montana)
Queenpost pony truss bridge over Belt Creek on Johnston Street
June 20, 2022: New photos from James McCray

Belt Creek Bridge (Cascade County, Montana)
Pratt through truss bridge over Belt Creek on a private driveway
June 20, 2022: New photos from James McCray

June 15, 2022

Old Town Bridge #3 (Gallatin County, Montana)
Through truss bridge over Jefferson River on CR 419
June 15, 2022: New Street View added by Dave King

June 13, 2022

Carbella Bridge (Park County, Montana)
Lost Camelback through truss bridge over Yellowstone River on CR 301 (Tom Miner Creek Road)
June 13, 2022: Updated by Alexander D. Mitchell IV: Video of loss added

Old Town Bridge #3 (Gallatin County, Montana)
Through truss bridge over Jefferson River on CR 419
June 13, 2022: Updated by Alexander D. Mitchell IV: Closed indefinitely after failed inspection

Shields River Bridge (Park County, Montana)
Warren pony truss with all verticals bridge over Shields River on CR 061
June 13, 2022: Updated by Dave King: Specified bridge is a Warren with all verticals

Shields River Bridge (Park County, Montana)
Warren pony truss with all verticals bridge over Shields River on Private Drive (an old alignment of US 89)
June 13, 2022: Updated by Dave King: Added bridge is owned privately & fixed design: bridge is a Warren

Carbella Bridge (Park County, Montana)
Lost Camelback through truss bridge over Yellowstone River on CR 301 (Tom Miner Creek Road)
June 13, 2022: Updated by Nathan Holth: Destroyed by floods.

June 7, 2022

Calypso Bridge (Prairie County, Montana)
Parker through truss bridge over Yellowstone river on Milwakuee Road
June 7, 2022: New photos from John Bernhisel

June 1, 2022

MILW - Custer Creek Bridge (1913) (Prairie County, Montana)
Lost Pony plate girder bridge over Custer Creek on Chicago, Milwaukee, St. Paul & Pacific Railroad
June 1, 2022: New photos from John Bernhisel

May 14, 2022

Yellowstone River Bridge (Old) (Sweet Grass County, Montana)
Lost Pratt through truss bridge over Yellowstone River on US 191
May 14, 2022: Updated by Paul Plassman: Added truss type & categories "6-panel truss", "5-panel truss", "Combination truss"

May 13, 2022

Yellowstone River Bridge (Old) (Sweet Grass County, Montana)
Lost Pratt through truss bridge over Yellowstone River on US 191
May 13, 2022: New photo from Geoff Hubbs

May 9, 2022

Alpha Six Lane Bridge (Cascade County, Montana)
Timber stringer bridge over Belt Creek on Alpha Six Lane
May 9, 2022: New Street View added by Dave King

Fort Keogh Bridge (Custer County, Montana)
Pennsylvania through truss bridge over Yellowstone River on Fort Keogh Access Road
May 9, 2022: New photo from Geoff Hubbs

May 8, 2022

Bell Street Bridge (Dawson County, Montana)
Warren through truss bridge over Yellowstone River on Bell Street
May 8, 2022: New photo from Geoff Hubbs

Forsyth Bridge (Rosebud County, Montana)
Abandoned bridge over Yellowstone River on US 12
May 8, 2022: New photo from Geoff Hubbs

Orange Street Bridge (Missoula County, Montana)
Lost deck truss bridge over Clark Fork on Orange Street in Missoula
May 8, 2022: New photo from Geoff Hubbs

Tenth Street Bridge (Cascade County, Montana)
Eight-span open-spandrel arch bridge over the Missouri River on 10th Street in Great Falls
May 8, 2022: New photo from Geoff Hubbs

May 4, 2022

Smoke Creek Bridge (Roosevelt County, Montana)
Pony truss bridge over Smoke Creek on CR 205
May 4, 2022: Updated by Dave King: Added categories "Lattice Railing", "6-panel truss"

Big Muddy Creek Bridge (Sheridan County, Montana)
Pony truss bridge over Big Muddy Creek on Farm Road
May 4, 2022: Updated by Dave King: Added category "5-panel truss"

April 23, 2022

NP - Shields River Bridge #2 (Park County, Montana)
Abandoned pratt through truss bridge over Shields River on Abandoned Northern Pacific Railroad
April 23, 2022: Updated by John Marvig: added information

April 19, 2022

Corwin Springs Bridge (Park County, Montana)
Lost Pennsylvania through truss bridge over Yellowstone River on CR 322
April 19, 2022: Updated by Tony Dillon: Added truss type

March 31, 2022

Clark Fork River Bridge (Mineral County, Montana)
Lost Through truss bridge over Clark Fork River on Coyote Lane
March 31, 2022: New photo from Geoff Hubbs

March 28, 2022

MRL - Clark Fork Bridge (Noxon) (Sanders County, Montana)
Deck plate girder bridge over Clark Fork on Montana RailLink
March 28, 2022: New photo from Geoff Hubbs

March 27, 2022

CM - Sage Creek Trestle (Fergus County, Montana)
Massive steel trestle over Sage Creek on Central Montana Railway
March 27, 2022: New photo from Geoff Hubbs

March 20, 2022

MRL - Nimrod Tunnel (Granite County, Montana)
Tunnel on Montana Rail Link
March 20, 2022: Photo imported by Dave King

BNSF - Sheep Creek Trestle (Flathead County, Montana)
Deck plate girder bridge over Sheep Creek on BNSF Hi-Line Subdivision
March 20, 2022: Photo imported by Dave King

BNSF - Java Trestle (Flathead County, Montana)
Pratt deck truss bridge over Middle Fork Flathead River & Java Creek on BNSF Hi-Line Subdivision
March 20, 2022: Photo imported by Dave King

BNSF - Midvale Creek Bridge (Glacier County, Montana)
Deck plate girder bridge over Midvale Creek & Trestle Trail on BNSF Hi-Line Subdivision
March 20, 2022: Photo imported by Dave King

BNSF - Tunnel 3.8 (Flathead County, Montana)
Tunnel on BNSF Hi-Line Subdivision
March 20, 2022: Photo imported by Dave King

Heron Bridge (Sanders County, Montana)
Deck truss bridge over Cabinet Gorge Reservoir on CR 004 in Heron
March 20, 2022: Updated by Dave King: Added build date

MRL - Clark Fork River Bridge #14 (Sanders County, Montana)
Through truss bridge over Clark Fork River on MRL
March 20, 2022: Photo imported by Dave King

MRL - Clark Fork River Bridge #10 (Sanders County, Montana)
Warren Deck truss bridge over Clark Fork River on Montana RailLink
March 20, 2022: Photo imported by Dave King

March 17, 2022

Belt Creek Bridge (Cascade County, Montana)
Lost Steel stringer bridge over Belt Creek on S 228
March 17, 2022: New photos from Geoff Hubbs

Milk River Bridge (Blaine County, Montana)
Lost through truss bridge over Milk River on Merrill Road
March 17, 2022: New photos from Geoff Hubbs

February 25, 2022

Bell Street Bridge (Dawson County, Montana)
Warren through truss bridge over Yellowstone River on Bell Street
February 25, 2022: New photos from John Bernhisel

February 24, 2022

Fort Benton Bridge (Chouteau County, Montana)
Completed by the Benton Bridge Co. as a toll bridge to connect Judith River Basin trade with the Great Northern RR and Missouri River shipping. Chouteau Co. purchased the bridge in 1896. Vehicle traffic was closed in 1963.
February 24, 2022: New photo from Douglas Butler

Bell Street Bridge (Dawson County, Montana)
Warren through truss bridge over Yellowstone River on Bell Street
February 24, 2022: New photos from John Bernhisel

BNSF - Black Bridge (1910) (Dawson County, Montana)
Pratt through truss bridge over Yellowstone River on BNSF Railroad
February 24, 2022: New photos from John Bernhisel

February 21, 2022

MRL - Marent Trestle (Missoula County, Montana)
Bridge over Marent Gulch on MRL (former Northern Pacific) Railway
February 21, 2022: New photo from Geoff Hubbs

February 17, 2022

NP - Fish Creek Trestle (Pre 1914) (Mineral County, Montana)
Lost Deck plate girder and timber trestle over Fish Creek on Northern Pacific Railway
February 17, 2022: New photo from Geoff Hubbs

February 6, 2022

Musselshell River Bridge (Wheatland County, Montana)
Lost Parker through truss bridge over Musselshell River on US 191
February 6, 2022: New photo from Geoff Hubbs

January 30, 2022

Troy Bridge (Lincoln County, Montana)
Pin-connected 11-panel Parker through truss bridge over Kootenai River on CR 071 in Troy
January 30, 2022: Updated by Geoff Hubbs: Added NRHP data

BNSF - Tunnel 6 (Lincoln County, Montana)
Tunnel under hillside on BNSF Railway
January 30, 2022: Added by Geoff Hubbs

January 29, 2022

Little Missouri River Bridge (Carter County, Montana)
Pratt through truss bridge over Little Missouri River on a ranch road
January 29, 2022: Updated by John Bernhisel: Added category "Little Missouri River (WY, SD, ND)"

Little Missouri River Bridge (Carter County, Montana)
Lost through truss bridge over Little Missouri River on CR 127
January 29, 2022: Updated by John Bernhisel: Added category "Little Missouri River (WY, SD, ND)"

January 24, 2022

BNSF - Coram Bridge (Flathead County, Montana)
Two-span Baltimore deck truss bridge over Flathead River on the BNSF Railroad
January 24, 2022: New photo from Geoff Hubbs

January 18, 2022

Teton River Bridge (Teton County, Montana)
Pony truss bridge over Teton River on South Fork Teton Road
January 18, 2022: New photo from Nathan Holth

January 2, 2022

Carter's Bridge (Park County, Montana)
Concrete arch bridge over Yellowstone River on MT 540
January 2, 2022: New photo from Geoff Hubbs

January 1, 2022

Bell Street Bridge (Old) (Dawson County, Montana)
Lost Pennsylvania through truss bridge over Yellowstone River on Bell Street
January 1, 2022: New photo from Geoff Hubbs

December 11, 2021

Forsyth Bridge (Rosebud County, Montana)
Abandoned bridge over Yellowstone River on US 12
December 11, 2021: New photo from John Bernhisel

December 7, 2021

Tenth Street Bridge (Cascade County, Montana)
Eight-span open-spandrel arch bridge over the Missouri River on 10th Street in Great Falls
December 7, 2021: New photo from Dave King

December 5, 2021

Culbertson Bridge (1934) (Roosevelt County, Montana)
Lost Polygonal Warren through truss bridge over Missouri River on ND 16
December 5, 2021: Updated by Tony Dillon: Added truss type

Riverview Bridge (Richland County, Montana)
Lost Warren through truss bridge over Yellowstone River on MT-23
December 5, 2021: Added by Paul Plassman

Fort Keogh Bridge (Custer County, Montana)
Pennsylvania through truss bridge over Yellowstone River on Fort Keogh Access Road
December 5, 2021: New photos from Geoff Hubbs

December 4, 2021

Bell Street Bridge (Old) (Dawson County, Montana)
Lost Pennsylvania through truss bridge over Yellowstone River on Bell Street
December 4, 2021: New photo from Geoff Hubbs

Miles City Wagon Bridge-DUPLICATE to be deleted (Custer County, Montana)
Lost Pennsylvania through truss bridge over Yellowstone River on N 7th Street
December 4, 2021: New photo from Geoff Hubbs

Brockway Bridge (Prairie County, Montana)
Lost Pennsylvania through truss bridge over Yellowstone River on S 253
December 4, 2021: New photo from Geoff Hubbs

Bridge Street Bridge (Lewis and Clark County, Montana)
Lost Through truss bridge over Missouri River on Bridge Street
December 4, 2021: New photo from Geoff Hubbs

Wolf Creek Bridge (Lewis and Clark County, Montana)
Cantilevered through truss bridge over the Missouri River on Old US 91
December 4, 2021: New photo from Geoff Hubbs

November 30, 2021

BNSF - Two Medicine River Bridge (Glacier County, Montana)
Deck truss bridge over Two Medicine River on BNSF Railway
November 30, 2021: Photo imported by Dave King

November 29, 2021

Yellowstone River Bridge (Stillwater County, Montana)
Lost Through truss bridge over Yellowstone River on SR 78
November 29, 2021: New photo from Geoff Hubbs

November 28, 2021

Clark Fork Bridge (Deer Lodge County, Montana)
Queenpost pony truss bridge over Clark Fork on CR 098
November 28, 2021: Updated by Paul Plassman: Added truss type

Poplar River Bridge (Daniels County, Montana)
Pratt pony truss bridge over Poplar River on CR 038
November 28, 2021: Updated by Paul Plassman: Added truss type

Red Rock River Bridge (Beaverhead County, Montana)
Pony truss bridge over Red Rock River on CR 266
November 28, 2021: Updated by Paul Plassman: Added truss type

November 27, 2021

BNSF - Cut Bank Trestle (Glacier County, Montana)
Warren deck truss bridge over Cutbank Creek on BNSF Railway in Cut Bank
November 27, 2021: Updated by John Marvig: added builder

September 8, 2021

BNSF - Smith Creek Bridge (Rosebud County, Montana)
Deck plate girder bridge over Smith Creek & Driveway on Burlington Northern & Santa Fe Railroad
September 8, 2021: Added by Dave King

Ft. Peck Spillway Bridge (McCone County, Montana)
Concrete tee beam bridge over Ft. Peck Spillway on State Highway 24
September 8, 2021: New Street View added by Dave King

September 5, 2021

Gardner River Bridge (Park County, Montana)
Steel stringer bridge over Gardner River on North Entrance Roa
September 5, 2021: New photos from John Bernhisel

Yellowstone River Bridge (Park County, Montana)
Deck truss bridge over Yellowstone River on US 89 in Gardiner
September 5, 2021: New photos from John Bernhisel

Johnson Bridge (Stillwater County, Montana)
Lost Pratt through truss bridge over Stillwater River on CR 249 in Absarokee
September 5, 2021: Updated by Dave King: Added categories "5-panel truss", "Lally columns"

Johnson Bridge (Stillwater County, Montana)
Lost Pratt through truss bridge over Stillwater River on CR 249 in Absarokee
September 5, 2021: New photos from John Bernhisel

September 4, 2021

MRL - Clark Fork Bridge (Nimrod) (Granite County, Montana)
Pony/through plate girder bridge over Clark Fork on Montana Rail Link
September 4, 2021: New Street View added by John Marvig

NP - Clark Fork Bridge (Nimrod) (Granite County, Montana)
Lost Pony/through plate girder bridge over Clark Fork on Northern Pacific Railroad
September 4, 2021: Added by John Marvig

NP - Pryor Creek Bridge (Yellowstone County, Montana)
Lost Warren pony truss bridge over Pryor Creek on Northern Pacific Railroad
September 4, 2021: Added by John Marvig

MRL - Pryor Creek Bridge (Yellowstone County, Montana)
Pony/through plate girder bridge over Pryor Creek on Montana Rail Link
September 4, 2021: Added by John Marvig

August 25, 2021

BBWA Canal Flume (Yellowstone County, Montana)
Timber stringer bridge over Canyon Creek on BBWA Canal
August 25, 2021: New photo from Geoff Hubbs

BBCA Canal Flume (Yellowstone County, Montana)
Lost Timber stringer bridge over Canyon Creek on BBCA Canal
August 25, 2021: Added by Geoff Hubbs

Tongue River Bridge (Custer County, Montana)
Lost Deck plate girder bridge over Tongue River on US 94 Main Street
August 25, 2021: New photos from Geoff Hubbs

Tongue River Bridge (Rosebud County, Montana)
Lost Through truss bridge over Tongue River on Tongue River Road
August 25, 2021: New photo from Geoff Hubbs

GN - Ft. Peck Temporary Bridge (McCone County, Montana)
Lost Through truss bridge over Missouri River on Great Northern Railway
August 25, 2021: Updated by Luke: Corrected builder to pre-existing category

GN - Ft. Peck Temporary Bridge (McCone County, Montana)
Lost Through truss bridge over Missouri River on Great Northern Railway
August 25, 2021: New photo from Geoff Hubbs

BNSF - Yellowstone River Bridge (Yellowstone County, Montana)
Pratt Through truss bridge over Yellowstone River on BNSF Railway
August 25, 2021: New photo from Geoff Hubbs

Higgins Avenue Bridge (Old) (Missoula County, Montana)
Lost Through truss bridge over Clark Fork on Higgins Avenue
August 25, 2021: New photo from Geoff Hubbs

August 12, 2021

Quaking Aspen Ranch Bridge (Stillwater County, Montana)
Pratt through truss bridge over East Rosebud River on a driveway
August 12, 2021: Updated by Luke: Added build date per historicaerials and builder per plaque outline

August 11, 2021

Wagner Bridge (Phillips County, Montana)
Lost through truss bridge over Milk River on MT 363
August 11, 2021: Updated by Nathan Holth: Added photo and builder and name.

August 8, 2021

Lolo Creek Bridge (Missoula County, Montana)
Timber stringer bridge over Lolo Creek on Lewis/Clark Cmpgrd
August 8, 2021: New photos from John Bernhisel

Glendive Swing Bridge (Destroyed in 1899) (Dawson County, Montana)
Lost Parker through truss through truss bridge over Yellowstone River on Road
August 8, 2021: New photo from Douglas Butler

August 4, 2021

Musselshell River Bridge (Wheatland County, Montana)
Lost Parker through truss bridge over Musselshell River on US 191
August 4, 2021: Updated by Tony Dillon: Added truss type

Musselshell River Bridge (Wheatland County, Montana)
Lost Parker through truss bridge over Musselshell River on US 191
August 4, 2021: New photo from Geoff Hubbs

East Bridge (1935) (Yellowstone County, Montana)
Lost Through truss bridge over Yellowstone River on US 87
August 4, 2021: New photo from Geoff Hubbs

Twin Bridges Bridge (Madison County, Montana)
Lost Pony truss bridge over Big Hole River on Melrose-Twin Bridges County Rd
August 4, 2021: New photo from Geoff Hubbs

Dillon Canal Bridge (Beaverhead County, Montana)
Lost Steel stringer bridge over Dillon Canal on street
August 4, 2021: New photo from Geoff Hubbs

August 2, 2021

MILW - St. Regis Bridge (Mineral County, Montana)
Abandoned warren deck truss bridge over Clark Fork River on Railroad (MILW)
August 2, 2021: New photos from John Bernhisel

August 1, 2021

Yellowstone Road Bridge on Mullan Trail (Mineral County, Montana)
Bridge over Savenac Creek on Old Wagon Trail
August 1, 2021: New photos from John Bernhisel

Route Of The Hiawatha Trail - Saltese Trestle (Mineral County, Montana)
Deck plate girder bridge over Silver Creek on Route of the Hiawatha Trail
August 1, 2021: New photos from John Bernhisel

Clark Fork River Bridge (Mineral County, Montana)
Lost Through truss bridge over Clark Fork River on Coyote Lane
August 1, 2021: New photos from John Bernhisel

CCC Stone Arch Bridge Savenac (Mineral County, Montana)
Stone arch bridge over Savenac Creek on nursery road
August 1, 2021: New photos from John Bernhisel

July 31, 2021

MILW - Cyr Bridge (Mineral County, Montana)
Lost Warren deck truss bridge over Clark Fork River on Chicago, Milwaukee, St. Paul & Pacific Railroad
July 31, 2021: New photos from John Bernhisel

Cyr Bridge (Mineral County, Montana)
Deck truss bridge over Clark Fork on CR 170
July 31, 2021: New photos from John Bernhisel

Clark Fork Bridge (Mineral County, Montana)
Through truss bridge over Clark Fork on CR 170 in Riverbend
July 31, 2021: New photos from John Bernhisel

Milwaukee Trail - Blacktail Tunnel #1 (Silver Bow County, Montana)
Abandoned tunnel on Chicago, Milwaukee, St. Paul & Pacific Railroad
July 31, 2021: Updated by Luke: Noted conversion to trail

Milwaukee Trail - Blacktail Tunnel #2 (Silver Bow County, Montana)
Abandoned tunnel on Railroad (MILW)
July 31, 2021: Updated by Luke: Noted conversion to trail

Milwaukee Trail - Blacktail Trestle (Silver Bow County, Montana)
Abandoned deck plate girder bridge over Blacktail Creek/Roosevelt Drive on Railroad (MILW)
July 31, 2021: Updated by Luke: Noted conversion to trail via pictures from John Bernhisel

July 30, 2021

Nixon Bridge (Gallatin County, Montana)
Lost Pratt through truss bridge over Gallatin River on CR 216
July 30, 2021: New photo from John Bernhisel

July 27, 2021

CCC Stone Arch Bridge Savenac (Mineral County, Montana)
Stone arch bridge over Savenac Creek on nursery road
July 27, 2021: New photo from John Bernhisel

July 24, 2021

Higgins Avenue Bridge (Missoula County, Montana)
Lost Deck plate girder bridge over Clark Fork on Higgins Avenue
July 24, 2021: New photo from Geoff Hubbs

July 22, 2021

Eagle Falls Suspension Bridge (Cascade County, Montana)
Lost Wire suspension bridge over Missouri River on Walkway
July 22, 2021: New photos from Dave King

July 21, 2021

MW&S - Washoe Mine Spur Bridge (Carbon County, Montana)
Abandoned bridge over Bear Creek Gulch on Mining cars
July 21, 2021: New photo from John Bernhisel

Eagle Falls Suspension Bridge (Cascade County, Montana)
Lost Wire suspension bridge over Missouri River on Walkway
July 21, 2021: Added by Dave King

July 20, 2021

MRL - Greenhorn Creek Trestle (Lewis and Clark County, Montana)
Deck plate girder bridge over Greenhorn Creek on MRL RR
July 20, 2021: New photo from Carl Johnson

July 19, 2021

Forsyth Bridge (Rosebud County, Montana)
Abandoned bridge over Yellowstone River on US 12
July 19, 2021: New photos from John Bernhisel

July 9, 2021

Noxon Bridge (Sanders County, Montana)
Parker through truss bridge over Clark Fork River on Klakken Road
July 9, 2021: New photos from John Bernhisel

June 22, 2021

Cyr Bridge (Mineral County, Montana)
Deck truss bridge over Clark Fork on CR 170
June 22, 2021: New photos from John Bernhisel

June 17, 2021

Clark Fork Bridge (Mineral County, Montana)
Through truss bridge over Clark Fork on CR 170 in Riverbend
June 17, 2021: New photos from John Bernhisel

MILW - Cyr Bridge (Mineral County, Montana)
Lost Warren deck truss bridge over Clark Fork River on Chicago, Milwaukee, St. Paul & Pacific Railroad
June 17, 2021: New photos from John Bernhisel

Cyr Bridge (Mineral County, Montana)
Deck truss bridge over Clark Fork on CR 170
June 17, 2021: New photos from John Bernhisel