176 bridges with vertical clearance data on I-15 in Montana. Lowest: 120.1ft.
| Clearance | Carries | Crosses | Location | Built | Map |
|---|---|---|---|---|---|
| 120.1ft | I 15 | Sep Snowline Stock Ln | 2.5M N Monida | 1981 | Map |
| 122.0ft | I 15 | Boulder Rvr-Access Rd | 2.5M W Boulder | 1980 | Map |
| 125.0ft | I 15 | Sep Snowline Stock Ln | 2.5M N Monida | 1981 | Map |
| 129.9ft | I 15 | Boulder Rvr-Frontage Rd | 1.9M E Basin | 1982 | Map |
| 134.8ft | I 15 | Int Monida S 509 | Monida | 1981 | Map |
| 134.8ft | I 15 | Sep Silver Ave-Basin Cr | Basin | 1985 | Map |
| 136.8ft | I 15 | Sep Old Us 91 | 3M S Cascade | 1961 | Map |
| 137.1ft | I 15 | Sep High Bridge Rd | 3.7M N Clark Canyon Dam | 1986 | Map |
| 137.1ft | I 15 | Sep High Bridge Rd | 3.7M N Clark Canyon Dam | 1986 | Map |
| 140.1ft | I 15 | Int Monida S 509 | Monida | 1959 | Map |
| 140.1ft | I 15 | Sep Local Road | 2.5M S Dillon | 1983 | Map |
| 140.1ft | I 15 | Sep Local Road | 2.5M S Dillon | 1983 | Map |
| 140.1ft | I 15 | Sep County Road | 3M N Ulm | 1969 | Map |
| 140.7ft | I 15 | Sep Tintinger | 5M S Cascade | 1978 | Map |
| 141.7ft | I 15 | Sep Old Us 91 | 3M S Cascade | 1978 | Map |
| 142.1ft | I 15 | Tucker Creek Road | 3.1M N Divide | 1976 | Map |
| 142.1ft | I 15 | Tucker Creek Road | 3.1M N Divide | 1976 | Map |
| 142.1ft | I 15 | Int Gates Of The Mtns | 17M S Wolf Creek | 1962 | Map |
| 142.1ft | I 15 | Sep Missouri Rvr-Co Rd | 2M N Craig | 1967 | Map |
| 142.4ft | I 15 | Int Snowline Stock Ln | 5.6M S Lima | 1981 | Map |
| 142.4ft | I 15 | Int Snowline Stock Ln | 5.6M S Lima | 1981 | Map |
| 142.4ft | I 15 | Sep Depot Hill Road | Boulder | 1973 | Map |
| 142.4ft | I 15 | Sep Depot Hill Road | Boulder | 1973 | Map |
| 143.0ft | I 15 | Sep High Brdge Rd | 6.2M N Clark Canyon Dam | 1988 | Map |
| 143.4ft | I 15 | Sep High Bridge Rd | 6.2M N Clark Canyon Dam | 1988 | Map |
| 143.4ft | I 15 | Int Ulm | Ulm | 1958 | Map |
| 144.0ft | I 15 | Highland Road | 7.4M N Divide | 1976 | Map |
| 144.0ft | I 15 | Highland Road | 7.4M N Divide | 1976 | Map |
| 145.0ft | I 15 | Sep Troy Creek Road | 3.7M S Jefferson City | 1973 | Map |
| 145.0ft | I 15 | Sep County Road | 3M N Ulm | 1969 | Map |
| 145.7ft | I 15 | Sep County Rd 203 | 11.2M S Melrose | 1973 | Map |
| 145.7ft | I 15 | Sep County Rd 203 | 11.2M S Melrose | 1973 | Map |
| 145.7ft | I 15 | Sep 9Th Rd Ne | 3M N Power | 1972 | Map |
| 146.3ft | I 15 | Sep Sierra Rd E | 4M N Helena | 1962 | Map |
| 147.6ft | I 15 | Sep Gosman Lane | 3.7M S Dell | 1967 | Map |
| 147.6ft | I 15 | Int Kidd | 5.6M N Dell-Kidd Ln | 1971 | Map |
| 147.6ft | I 15 | Int Kidd | 5.6M N Dell-Kidd Ln | 1971 | Map |
| 147.6ft | I 15 | Sep Missouri Rvr-Co Rd | 2M N Craig | 1967 | Map |
| 148.0ft | I 15 | Int Hardy-Hardy Creek | 7M S Cascade | 1968 | Map |
| 148.3ft | I 15 | Sep Sierra Rd E | 4M N Helena | 1962 | Map |
| 148.3ft | I 15 | Sep 5Th Ave Sw | Great Falls | 1967 | Map |
| 148.3ft | I 15 | Sep 5Th Ave Sw | Great Falls | 1967 | Map |
| 149.3ft | I 15 | Sep S Hwy 282 | 1.9M S Montana City | 1968 | Map |
| 149.3ft | I 15 | Int Craig | Craig | 1967 | Map |
| 149.3ft | I 15 | Int Dearborn-Missouri R | 6M N Craig | 1971 | Map |
| 149.9ft | I 15 | Int Apex-Birch Cr Rd | 11.2M N Dillon | 1973 | Map |
| 149.9ft | I 15 | Int Apex-Birch Cr Rd | 11.2M N Dillon | 1973 | Map |
| 149.9ft | I 15 | Sep Amazon Rd | 3.7M N Boulder | 1973 | Map |
| 149.9ft | I 15 | Sep Amazon Road | 3.7M N Boulder | 1973 | Map |
| 149.9ft | I 15 | Int Manchester | 4M S Vaughn | 1960 | Map |
| 150.9ft | I 15 | Int Lima-Bailey St | Lima | 1959 | Map |
| 150.9ft | I 15 | Int Lima-Bailey St | Lima | 1980 | Map |
| 150.9ft | I 15 | Int Kevin Hwy | Kevin | 1964 | Map |
| 151.2ft | I 15 | Int Wolf Creek | Wolf Creek | 1966 | Map |
| 151.6ft | I 15 | Int Gates Of The Mtns | 17M S Wolf Creek | 1962 | Map |
| 152.6ft | I 15 | Int Melrose-Hwy 91 | Melrose | 1973 | Map |
| 152.6ft | I 15 | Int Moose Creek | 3.1M S Divide | 1976 | Map |
| 152.6ft | I 15 | Int Moose Creek | 3.1M S Divide | 1976 | Map |
| 152.6ft | I 15 | Sep Lump Gulch Road | 0.6M N Clancy | 1969 | Map |
| 152.6ft | I 15 | Sep Lump Gulch Road | 0.6M N Clancy | 1969 | Map |
| 152.6ft | I 15 | Sep Lyons Creek Road | 6M S Wolf Creek | 1964 | Map |
| 152.6ft | I 15 | Int Dearborn-Missouri R | 6M N Craig | 1971 | Map |
| 153.2ft | I 15 | Int Melrose-Hwy 91 | Melrose | 1973 | Map |
| 153.9ft | I 15 | Int Woodville | 3.1M N Butte | 1976 | Map |
| 154.2ft | I 15 | Int Dell | Dell-Main St | 1971 | Map |
| 154.2ft | I 15 | Int Dell | Dell-Main St | 1971 | Map |
| 154.2ft | I 15 | Sep Troy Creek Road | 3.7M S Jefferson City | 1973 | Map |
| 154.2ft | I 15 | Sep Neuman Sch Rd | 2M N Vaughn | 1972 | Map |
| 154.2ft | I 15 | Sep Neuman Sch Rd | 2M N Vaughn | 1972 | Map |
| 154.5ft | I 15 | Missouri Rvr-Rr-Local | 5M N Craig | 1971 | Map |
| 154.9ft | I 15 | Int Barretts-Rebich Ln | 7.4M S Dillon | 1965 | Map |
| 154.9ft | I 15 | Int Barretts-Rebich Ln | 7.4M S Dillon | 1980 | Map |
| 154.9ft | I 15 | Sep Melrose Rd | 1.9M S Melrose | 1973 | Map |
| 154.9ft | I 15 | Sep Melrose Rd | 1.9M S Melrose | 1973 | Map |
| 154.9ft | I 15 | Int S Montana Street | Butte | 1961 | Map |
| 154.9ft | I 15 | Int S Montana Street | Butte | 1961 | Map |
| 154.9ft | I 15 | Int Harrison Ave | Butte | 1960 | Map |
| 154.9ft | I 15 | Int Kevin Hwy | Kevin | 1980 | Map |
| 155.5ft | I 15 | Missouri Rvr-Rr-Local | 5M N Craig | 1971 | Map |
| 155.8ft | I 15 | Int Hardy-Hardy Creek | 7M S Cascade | 1968 | Map |
| 156.2ft | I 15 | Sep 9Th Rd Ne | 3M N Power | 1972 | Map |
| 156.5ft | I 15 | Int Manchester | 4M S Vaughn | 1960 | Map |
| 156.8ft | I 15 | Sep County Road | 1M S Shelby | 1976 | Map |
| 157.2ft | I 15 | Sep Gosman Lane | 3.7M S Dell | 1971 | Map |
| 157.2ft | I 15 | Sep Galena Gulch Road | 4.3M E Basin | 1981 | Map |
| 157.5ft | I 15 | Sep Park Street | Dillon | 1983 | Map |
| 157.5ft | I 15 | Sep Park Street | Dillon | 1983 | Map |
| 157.5ft | I 15 | Int 1St St Ne | Sunburst | 1977 | Map |
| 158.5ft | I 15 | Int Main St | Dutton | 1976 | Map |
| 159.4ft | I 15 | Int S Cascade | Cascade | 1978 | Map |
| 159.8ft | I 15 | Int High Ore | 3.7M E Basin | 1982 | Map |
| 159.8ft | I 15 | Boulder Rvr-Access Rd | 2.5M W Boulder | 1980 | Map |
| 160.1ft | I 15 | Int Grasshopper Creek | 8M N Clark Canyon Dam | 1988 | Map |
| 160.1ft | I 15 | Int Jackson-Hwy 278 | 3.7M S Dillon | 1982 | Map |
| 160.1ft | I 15 | Int Jackson-Hwy 278 | 3.7M S Dillon | 1982 | Map |
| 160.1ft | I 15 | Int Rock Cr-Brownes Br R | 8M S Melrose | 1973 | Map |
| 160.1ft | I 15 | Int Rock Cr-Brownes Br R | 8M S Melrose | 1973 | Map |
| 160.1ft | I 15 | Int Divide-Hwy 43 | Divide | 1976 | Map |
| 160.1ft | I 15 | Int Divide-Hwy 43 | Divide | 1976 | Map |
| 160.1ft | I 15 | Sep Sawmill Gulch | 6.2M N Butte | 1976 | Map |
| 160.1ft | I 15 | Sep Sawmill Gulch | 6.2M N Butte | 1976 | Map |
| 160.1ft | I 15 | Sep Elk Park-E Elk Park | 12.4M N Butte | 1985 | Map |
| 160.1ft | I 15 | Sep Elk Park-E Elk Park | 12.4M N Butte | 1985 | Map |
| 160.1ft | I 15 | Int Bernice-Boulder R Rd | 5M S Basin | 1985 | Map |
| 160.1ft | I 15 | Int Bernice-Boulder R Rd | 5M S Basin | 1985 | Map |
| 160.1ft | I 15 | Int Basin | Basin | 1985 | Map |
| 160.1ft | I 15 | Int Clancy | Clancy | 1969 | Map |
| 160.1ft | I 15 | Int Clancy | Clancy | 1969 | Map |
| 160.1ft | I 15 | Sep Gunderson Rd | 2M S Power | 1972 | Map |
| 160.1ft | I 15 | Sep Gunderson Rd | 2M S Power | 1972 | Map |
| 161.1ft | I 15 | Sep Roe Ln | 6.2M S Clark Canyon Dam | 1962 | Map |
| 161.1ft | I 15 | Sep Roe Ln | 6.2M S Clark Canyon Dam | 1980 | Map |
| 161.7ft | I 15 | Int 1St St Ne | Sunburst | 1961 | Map |
| 162.1ft | I 15 | Int N Cascade | Cascade | 1977 | Map |
| 164.0ft | I 15 | Int Trask-Lowland Rd | 8M N Butte | 1976 | Map |
| 164.0ft | I 15 | Int Trask-Lowland Rd | 8M N Butte | 1976 | Map |
| 164.0ft | I 15 | Sep Lyons Creek Road | 6M S Wolf Creek | 1964 | Map |
| 164.7ft | I 15 | Int Craig | Craig | 1967 | Map |
| 165.0ft | I 15 | Int Ulm | Ulm | 1969 | Map |
| 166.0ft | I 15 | Missouri River-Local | 7M N Craig | 1971 | Map |
| 166.3ft | I 15 | Int Seiben | 10M S Wolf Creek | 1962 | Map |
| 167.7ft | I 15 | Int Buxton-Buxton Rd | 5.6M S Rocker | 1976 | Map |
| 167.7ft | I 15 | Int Buxton-Buxton Rd | 5.6M S Rocker | 1976 | Map |
| 167.7ft | I 15 | Int Wolf Creek | Wolf Creek | 1966 | Map |
| 169.9ft | I 15 | Int Red Rock-Red Rock Rd | 7.4M S Clark Canyon Dam | 1971 | Map |
| 169.9ft | I 15 | Int Red Rock-Red Rock Rd | 7.4M S Clark Canyon Dam | 1971 | Map |
| 169.9ft | I 15 | Sep S Hwy 282 | 1.9M S Montana City | 1968 | Map |
| 171.6ft | I 15 | Int Rocker | Rocker | 1968 | Map |
| 171.6ft | I 15 | Int Rocker | Rocker | 1968 | Map |
| 171.6ft | I 15 | Sep Tintinger | 5M S Cascade | 1961 | Map |
| 171.9ft | I 15 | Int Main St | Dutton | 1976 | Map |
| 172.2ft | I 15 | Int Harrison Ave | Butte | 1960 | Map |
| 176.2ft | I 15 | Int N Cascade | Cascade | 1961 | Map |
| 179.1ft | I 15 | Sep County Road | 1M S Shelby | 1976 | Map |
| 180.1ft | I 15 | Int Seiben | 10M S Wolf Creek | 1962 | Map |
| 180.8ft | I 15 | Int Grasshopper Creek | 8M N Clark Canyon Dam | 1988 | Map |
| 182.4ft | I 15 | Rr-Hwy 91- Drainage | 6.8M S Melrose | 1974 | Map |
| 186.7ft | I 15 | Int S Cascade | Cascade | 1961 | Map |
| 191.6ft | I 15 | Rr-Hwy 91-Drainage | 6.8M S Melrose | 1974 | Map |
| 193.9ft | I 15 | Missouri River-Local | 7M N Craig | 1971 | Map |
| 194.9ft | I 15 | Int Woodville | 3.1M N Butte | 1976 | Map |
| 208.0ft | I 15 | Beaverhd R-High Brdg Rd | 1.2M N Clark Canyon Dam | 1964 | Map |
| 225.4ft | I 15 | Int Emerson Jct-Rr | 1M N Great Falls | 1967 | Map |
| 230.0ft | I 15 | Sep Rr | 1.2M N Monida | 1981 | Map |
| 230.0ft | I 15 | Rr | 2M N Craig | 1967 | Map |
| 230.0ft | I 15 | Rr | 2M N Craig | 1967 | Map |
| 231.0ft | I 15 | Int Emerson Jct-Rr | 1M N Great Falls | 1967 | Map |
| 231.0ft | I 15 | Rr | 2M N Conrad | 1972 | Map |
| 232.3ft | I 15 | Rr | 1M N Sunburst | 1977 | Map |
| 233.3ft | I 15 | Sep Rr | 1.2M N Monida | 2015 | Map |
| 234.9ft | I 15 | Sep Rr | 1.9M S Lima | 2016 | Map |
| 234.9ft | I 15 | Sep Rr | 1.9M S Lima | 1980 | Map |
| 234.9ft | I 15 | Rr (Tracks Not In Use) | Butte | 1986 | Map |
| 237.5ft | I 15 | Int Shelby-Rr | Shelby | 1960 | Map |
| 238.2ft | I 15 Nb | Abandoned Rr | 0.6M S Montana City | 1969 | Map |
| 238.2ft | I 15 | Abandoned Rr | 0.6M S Montana City | 1969 | Map |
| 239.8ft | I 15 | Rr-Local | Butte | 2010 | Map |
| 239.8ft | I 15 | Rr-Local | Butte | 2012 | Map |
| 240.8ft | I 15 | Rr | 2M N Conrad | 1972 | Map |
| 241.8ft | I 15 | Sep Boulder Ave-Rr | Helena | 2017 | Map |
| 244.8ft | I 15 | Int Spring Creek-Rr | 7M S Wolf Creek | 1964 | Map |
| 244.8ft | I 15 | Int Spring Creek-Rr | 7M S Wolf Creek | 1964 | Map |
| 245.1ft | I 15 | Local Rarus-Rr | West Of Butte | 2019 | Map |
| 246.1ft | I 15 | Rr | 1M N Sunburst | 1961 | Map |
| 246.7ft | I 15 | Int Shelby-Rr | Shelby | 1960 | Map |
| 250.0ft | I 15 | Rr (Tracks Not In Use) | Butte | 1966 | Map |
| 254.9ft | I 15 | Local-Rarus Rr | 1.2M W Butte | 2018 | Map |
| 259.8ft | I 15 | Sep Boulder Ave-Rr | Helena | 2016 | Map |
| 259.8ft | I 15 | Rr-Missouri River | 8M S Cascade | 1968 | Map |
| 259.8ft | I 15 | Rr-Missouri River | 8M S Cascade | 1968 | Map |
| 263.5ft | I 15 | Silverbow Creek-Rr | 1.2M W Butte | 2018 | Map |
| 283.1ft | I 15 | Local-Creek-Rarus Rr | 1.2M W Rocker | 1961 | Map |
| 290.0ft | I 15 | Local-Creek-Rarus Rr | 1.2M W Rocker | 1961 | Map |
| 299.9ft | I 15 | Silverbow Creek-Rr | 1.2 N W Butte | 2019 | Map |
| 429.8ft | I 15 | Beaverhd R-High Brdg Rd | 1.2M N Clark Canyon Dam | 1981 | Map |
| 999.0ft | I 15 | Birch Creek | 13M N Dillon | 1973 | Map |