Top Ranked Montana Bridges

Morel Bridge (Deer Lodge County, Montana)
Rated 100% with 3 votes
Marsh arch bridge over Silver Bow Creek on an abandoned county road
Open to pedestrians
Built 1914 by prision inmates in Montana as part of the "Good Roads Movement". Bridge abandoned in 1916 due to construction of mining settling ponds.
Van Buren Street Footbridge (Missoula County, Montana)
Rated 100% with 2 votes
Bridge over Clark Fork River on Van Buren Street (Old Van Buren Street Pedestrian Walkway)
Open to pedestrians
Built 1892 on Higgins Ave, moved to Van Buren Street in 1908, converted to pedestrian use in 1975, and rehabilitated in 2004.
Logan Creek Bridge (Flathead County, Montana)
Rated 99% with 2 votes
Two-span stone and concrete arch bridge over Logan Creek on Going-To-The-Sun Road
Open to traffic
Built 1926-27
Dry Wolf Creek Bridge (Judith Basin County, Montana)
Rated 99% with 3 votes
Stone arch bridge over Dry Wolf Creek on CR 101
Open to traffic
Built 1932
Old Milk River Bridge (Blaine County, Montana)
Rated 98% with 5 votes
Abandoned timber through truss bridge over Milk River next to 8 Mile Road
Derelict/abandoned
Dearborn River High Bridge (Lewis and Clark County, Montana)
Rated 98% with 3 votes
Deck truss bridge over Dearborn River on CR 300
Open to traffic
Built 1897 by the King Bridge Co.; rehabilitated 2003
Forsyth Bridge (Rosebud County, Montana)
Rated 98% with 4 votes
Abandoned bridge over Yellowstone River on US 12
Abandoned
Built 1905, Closed with two spans removed for scrap 1958
BNSF - Snowden Bridge (Richland County, Montana)
Rated 97% with 2 votes
Vertical-lift through truss bridge over the Missouri River on the BNSF Railroad
Open to railroad traffic
Built 1914; retrofitted to also allow vehicular toll traffic in 1925
Old Town Bridge #2 (Gallatin County, Montana)
Rated 96% with 2 votes
Through truss bridge over Jefferson River on CR 201
Open to traffic
Built 1894; rehabilitated 1984
Milk River Bridge (Blaine County, Montana)
Rated 95% with 3 votes
Timber and Steel Combination through truss bridge over Milk River on CR 178
Open to traffic
Built 1916
CM - Spring Creek Trestle (Fergus County, Montana)
Rated 93% with 2 votes
Massive wooden trestle with steel sections over Big Spring Creek on Central Montana Railway
Intact but closed to all traffic
Calypso Bridge (Prairie County, Montana)
Rated 93% with 6 votes
Parker through truss bridge over Yellowstone river on Milwakuee Road
Open to traffic
Built 1907
CM - Sage Creek Trestle (Fergus County, Montana)
Rated 92% with 4 votes
Massive steel trestle over Sage Creek on Central Montana Railway
Open to traffic
Kalispell Old Steel Bridge (Flathead County, Montana)
Rated 92% with 2 votes
Lost through truss bridge over Flathead River on CR 091 (Holt Stage Road)
Replaced by a new bridge
Built 1894; replaced 2009
MILW - St. Regis Bridge (Mineral County, Montana)
Rated 91% with 4 votes
Abandoned warren deck truss bridge over Clark Fork River on Railroad (MILW)
Abandoned, approaches removed
Built 1908
Little Prickly Pear Creek Bridge (Lewis and Clark County, Montana)
Rated 90% with 2 votes
Through truss bridge over Little Prickly Pear Creek on CR 005
Open to traffic
Built 1905
Yellowstone River Bridge (Prairie County, Montana)
Rated 89% with 5 votes
Warren through truss bridge over Yellowstone River on Frontage Road 114 in Fallon
Open to traffic
Built 1945
Fort Keogh Bridge (Custer County, Montana)
Rated 87% with 9 votes
Pennsylvania through truss bridge over Yellowstone River on Fort Keogh Access Road
Removed in the spring 2012 according to info from the Montana Historical Society
Built 1902, damaged by flooding in 2011, later removed in spring 2012
Bell Street Bridge (Dawson County, Montana)
Rated 86% with 2 votes
Warren through truss bridge over Yellowstone River on Bell Street
Open to pedestrians
Built 1925, in use as a vehicle bridge until 1992, and then rehabilitated and refurbished into a pedestrian bridge.
Blackfoot River Bridge (Missoula County, Montana)
Rated 81% with 2 votes
Through truss bridge over Blackfoot River on CR L1730
Open to traffic
Built 1907
Dead Horse Road Bridge (Park County, Montana)
Rated 80% with 2 votes
Parker through truss bridge over Shields River on Dead Horse Road (formerly old US 89, but currently a private driveway).
Open to traffic
MRL - Clark Fork River Bridge No. 3 (Sanders County, Montana)
Rated 80% with 3 votes
Bridge over Clark Fork River on Montana RailLink

Troy Bridge (Lincoln County, Montana)
Rated 78% with 2 votes
Pin-connected 11-panel Parker through truss bridge over Kootenai River on CR 071 in Troy
Open to traffic
Built 1912; rehabilitated 1992
River's Edge Trail - Missouri River Bridge (Cascade County, Montana)
Rated 76% with 2 votes
Deck plate girder bridge over Missouri River on River's Edge Trail
Open to pedestrians only
Built 1914
MILW - Belt Creek Trestle (Cascade County, Montana)
Rated 72% with 3 votes
Abandoned Deck plate girder bridge over Belt Creek on Former Milwaukee Road Railway
Derelict/abandoned
Built ca. 1914