Longest Bridges in Wyoming
The longest bridge in Wyoming is the I-180 Nbl over Uprr, at 0.3 miles (1,829 ft) of total structure length. The table below ranks the longest bridges in Wyoming by structure length.
| Bridge | County | Length | Year Built | Daily Traffic |
|---|---|---|---|---|
| I-180 Nbl over Uprr | Laramie | 1,829 ft (0.3 mi) | 1982 | 9,739 |
| I-180 Sbl over Uprr | Laramie | 1,820 ft (0.3 mi) | 1984 | 10,397 |
| East Entrance Road over Pelican Creek | Park | 1,482 ft (0.3 mi) | 2020 | 1,543 |
| S 6th Street over Uprr | Carbon | 1,469 ft (0.3 mi) | 1966 | 1,990 |
| Wyo 530 Sbl over Uprr / I-80 Bus | Sweetwater | 1,172 ft (0.2 mi) | 1978 | 9,974 |
| Wyo 530 Nbl over Uprr / I-80 Bus | Sweetwater | 1,172 ft (0.2 mi) | 1994 | 9,974 |
| S Gurley Avenue over Bnsf / US 14/16 | Campbell | 981 ft (0.2 mi) | 1982 | 10,545 |
| Wyo 22 over Snake River | Teton | 979 ft (0.2 mi) | 2023 | 18,401 |
| Grand Loop Road over Gardner River | Park | 961 ft (0.2 mi) | 1939 | 4,350 |
| I-25 Nbl And Sbl over Walsh Drive | Natrona | 959 ft (0.2 mi) | 2022 | 12,577 |
| US 89 over Snake River | Teton | 779 ft (0.1 mi) | 2013 | 6,183 |
| Wyo 72 over Uprr / Front Street | Carbon | 767 ft (0.1 mi) | 1976 | 1,032 |
| Fr Cnty RD 298 over Wind River | Fremont | 716 ft (0.1 mi) | 1925 | 26 |
| I-80 Bus over Uprr | Uinta | 668 ft (0.1 mi) | 1984 | 6,014 |
| Wyo 376 over Uprr / Bitter Creek | Sweetwater | 643 ft (0.1 mi) | 1981 | 2,601 |
| I-25 Nbl over North Platte River | Converse | 636 ft (0.1 mi) | 1972 | 3,563 |
| I-25 Sbl over North Platte River | Converse | 636 ft (0.1 mi) | 1972 | 3,379 |
| US 26 over Snake River | Teton | 625 ft (0.1 mi) | 2022 | 11,746 |
| Northeast Entrance over Yellowstone River | Park | 604 ft (0.1 mi) | 1961 | 1,982 |
| US 30 over Uprr / Twin Creek | Lincoln | 598 ft (0.1 mi) | 1970 | 1,532 |
| US 14 over Shoshone River | Park | 594 ft (0.1 mi) | 1960 | 2,431 |
| US 16 over Bnsf Railway | Big Horn | 590 ft (0.1 mi) | 2005 | 3,036 |
| A Street over Uprr / S. Main Street | Sweetwater | 568 ft (0.1 mi) | 2006 | 8,370 |
| US 287 over Uprr | Albany | 554 ft (0.1 mi) | 2005 | 4,851 |
| Wyo 59 over Bnsf Railway | Converse | 541 ft (0.1 mi) | 1988 | 6,320 |
| US 89 over Snake River | Lincoln | 541 ft (0.1 mi) | 1957 | 6,574 |
| East Entrance Road over Yellowstone River | Teton | 532 ft (0.1 mi) | 1936 | 1,286 |
| I-25 Nbl over Elkhorn Creek | Platte | 530 ft (0.1 mi) | 1973 | 3,563 |
| I-25 Sbl over Elkhorn Creek | Platte | 530 ft (0.1 mi) | 1973 | 3,379 |
| I-90 Ebl over Powder River | Johnson | 524 ft (0.1 mi) | 1961 | 1,808 |
| I-90 Wbl over Powder River | Johnson | 524 ft (0.1 mi) | 1961 | 1,834 |
| US 14 over Powder River | Sheridan | 520 ft (0.1 mi) | 1990 | 210 |
| Wyo 257 over North Platte River | Natrona | 504 ft (0.1 mi) | 2013 | 1,073 |
| Wyo 338 over Bnsf / Goose Creek | Sheridan | 502 ft (0.1 mi) | 1987 | 978 |
| Wyo 212 over Uprr / Campstool RD | Laramie | 501 ft (0.1 mi) | 1977 | 13,143 |
| US 26 over Big Wind River | Fremont | 501 ft (0.1 mi) | 1959 | 1,040 |
| US 14 over Big Horn River | Big Horn | 500 ft (0.1 mi) | 1987 | 2,151 |
| US 14a over Shoshone River | Park | 499 ft (0.1 mi) | 1957 | 7,206 |
| U.s. Route 89 over Christian Creek | Teton | 499 ft (0.1 mi) | 1963 | 2,400 |
| Wyo 120 over Shoshone River | Park | 496 ft (0.1 mi) | 1991 | 3,677 |
| Wyo 215 over Uprr / I-80 SR | Laramie | 491 ft (0.1 mi) | 1986 | 740 |
| US 20/26/87 over I-25 | Natrona | 490 ft (0.1 mi) | 1968 | 8,141 |
| US 89 over Snake River | Teton | 488 ft (0.1 mi) | 2019 | 11,746 |
| Wyo 59 over North Platte River | Converse | 479 ft (0.1 mi) | 1988 | 6,320 |
| US 14a over Yellowtail Reservoir | Big Horn | 472 ft (0.1 mi) | 1971 | 821 |
| I-25 Nbl over North Platte River | Converse | 463 ft (0.1 mi) | 1966 | 3,723 |
| I-25 Sbl over North Platte River | Converse | 463 ft (0.1 mi) | 1966 | 4,416 |
| Wyo 530 Sbl over Green River | Sweetwater | 458 ft (0.1 mi) | 1982 | 9,814 |
| US 30 over Uprr | Laramie | 458 ft (0.1 mi) | 1954 | 3,666 |
| Wyo 530 Nbl over Green River | Sweetwater | 457 ft (0.1 mi) | 1953 | 9,802 |
| Wyo 387 over Coal Draw | Natrona | 450 ft (0.1 mi) | 1977 | 2,173 |
| I-25 Nbl And Sbl over North Platte River | Natrona | 450 ft (0.1 mi) | 2024 | 6,857 |
| W F Street over North Platte River | Natrona | 450 ft (0.1 mi) | 2024 | 4,929 |
| W Richards Street over North Platte River | Converse | 445 ft (0.1 mi) | 1984 | 5,816 |
| Wyo 130 over North Platte River | Carbon | 443 ft (0.1 mi) | 1949 | 2,093 |
| Teton Park Road over Snake River | Teton | 443 ft (0.1 mi) | 1956 | 2,941 |
| IRR BIA Route 32 over Big Wind River | Fremont | 439 ft (0.1 mi) | 2020 | 62 |
| US 26 over Wind River | Fremont | 436 ft (0.1 mi) | 1983 | 1,566 |
| US 14 over Bnsf Railroad | Sheridan | 435 ft (0.1 mi) | 2022 | 738 |
| Co Cnty RD 27 over North Platte River | Converse | 430 ft (0.1 mi) | 2009 | 149 |
| I25/us20-26-87 Bus over North Platte River | Converse | 430 ft (0.1 mi) | 2009 | 8,403 |
| Wyo 213 over Uprr / Childs Draw | Laramie | 430 ft (0.1 mi) | 2012 | 820 |
| Culbertson Avenue over Big Horn River | Washakie | 425 ft (0.1 mi) | 1934 | 1,045 |
| Wyo 160 over North Platte River | Goshen | 423 ft (0.1 mi) | 1958 | 81 |
| SW Cnty RD 6 over Green River | Sweetwater | 423 ft (0.1 mi) | 1998 | 1,054 |
| Wyo 157 over North Platte River | Goshen | 421 ft (0.1 mi) | 1987 | 103 |
| US 85 over Cheyenne River | Niobrara | 419 ft (0.1 mi) | 1990 | 1,084 |
| Northeast Entrance over Lamar River | Park | 419 ft (0.1 mi) | 2012 | 2,000 |
| Pa Cnty RD L14b over Shoshone River | Park | 419 ft (0.1 mi) | 2016 | 208 |
| US 20/26 Conn. Wbl over Bnsf / Casper Creek | Natrona | 417 ft (0.1 mi) | 1961 | 4,929 |
| US 20/26 Conn. Ebl over Bnsf / Casper Creek | Natrona | 417 ft (0.1 mi) | 1961 | 5,881 |
| US 14 over N Fork Shoshone River | Park | 416 ft (0.1 mi) | 2001 | 2,507 |
| US 26 over North Platte River | Platte | 416 ft (0.1 mi) | 1983 | 4,832 |
| I-80 Ebl over Uprr / Bear River | Uinta | 414 ft (0.1 mi) | 1967 | 8,487 |
| I-80 Wbl over Uprr / Bear River | Uinta | 414 ft (0.1 mi) | 1967 | 8,092 |
| I-80 Ebl over Uprr | Albany | 410 ft (0.1 mi) | 1999 | 9,750 |
| I-80 Wbl over Uprr | Albany | 410 ft (0.1 mi) | 2001 | 9,845 |
| Wyo 530 over Blacks Fork River | Sweetwater | 408 ft (0.1 mi) | 1963 | 2,068 |
| US 20 over Badwater Creek | Fremont | 405 ft (0.1 mi) | 1970 | 2,636 |
| Beartooth Highway over Lake Creek | Park | 405 ft (0.1 mi) | 1974 | 1,775 |
| Beartooth Highway over Beartooth Ravine | Park | 403 ft (0.1 mi) | 2023 | 4,800 |
| Wyo 319 over North Platte River | Converse | 402 ft (0.1 mi) | 1950 | 299 |
| I-80 Ebl over Uprr / Wyo 76 | Carbon | 400 ft (0.1 mi) | 2001 | 7,637 |
| Snowy Range Road over Uprr | Albany | 400 ft (0.1 mi) | 2018 | 2,077 |
| I-80 Wbl over Uprr / Wyo 76 | Carbon | 397 ft (0.1 mi) | 2000 | 7,909 |
| Wyo 93 over North Platte River | Converse | 395 ft (0.1 mi) | 1989 | 619 |
| Wyo 258 (wyo Blvd) over North Platte River | Natrona | 394 ft (0.1 mi) | 1974 | 11,746 |
| US 191 over Hoback River | Sublette | 394 ft (0.1 mi) | 1966 | 2,509 |
| SH Cnty RD 269 over Powder River | Sheridan | 393 ft (0.1 mi) | 1989 | 121 |
| Bh Cnty RD 72 over Shoshone River | Big Horn | 390 ft (0.1 mi) | 1926 | 119 |
| Co Cnty RD 2 over North Platte River | Converse | 390 ft (0.1 mi) | 1996 | 718 |
| US 85 over North Platte River | Goshen | 390 ft (0.1 mi) | 1994 | 6,941 |
| Na Cnty RD 305 over North Platte River | Natrona | 388 ft (0.1 mi) | 2002 | 7,360 |
| I-80 Ebl over Uprr / US 30 | Laramie | 387 ft (0.1 mi) | 1963 | 8,572 |
| I-80 Wbl over Uprr / US 30 | Laramie | 386 ft (0.1 mi) | 1963 | 8,678 |
| Wyo 51 over Bnsf Railway | Campbell | 384 ft (0.1 mi) | 2007 | 1,326 |
| Wyo 132 over Wind River | Fremont | 379 ft (0.1 mi) | 2007 | 1,019 |
| US 30 over Uprr / Hams Fork River | Lincoln | 371 ft (0.1 mi) | 1955 | 2,092 |
| I-90 Ebl over Bnsf / Higby Road | Sheridan | 370 ft (0.1 mi) | 2018 | 3,816 |
| I-90 Wbl over Bnsf / Higby Road | Sheridan | 370 ft (0.1 mi) | 2017 | 3,991 |
| US 14 over Machinery Pass | Campbell | 368 ft (0.1 mi) | 2009 | 2,477 |
| Wyo 192 over Powder River | Johnson | 366 ft (0.1 mi) | 1959 | 116 |
| Wyo 296 over Sunlight Creek | Park | 365 ft (0.1 mi) | 1985 | 861 |
| Wyo 120 over Clarks Fork River | Park | 364 ft (0.1 mi) | 1959 | 1,657 |
| Wyo 220 over North Platte River | Natrona | 359 ft (0.1 mi) | 2002 | 3,090 |
| Na Cnty RD 407 over North Platte River | Natrona | 359 ft (0.1 mi) | 2019 | 64 |
| Wyo 319 over Bnsf Railway | Platte | 359 ft (0.1 mi) | 2011 | 243 |
| South Entrance Roa over Lewis River | Teton | 356 ft (0.1 mi) | 2024 | 6,580 |
| Wyo 156 over North Platte River | Goshen | 355 ft (0.1 mi) | 1985 | 165 |
| I-25 Nbl over Uprr / US 30 | Laramie | 354 ft (0.1 mi) | 1963 | 10,761 |
| I-25 Sbl over Uprr / US 30 | Laramie | 354 ft (0.1 mi) | 1963 | 11,014 |
| Wyo 172 over Big Horn River | Hot Springs | 352 ft (0.1 mi) | 1959 | 409 |
| U.s. Route 89 over Pilgrim Creek | Teton | 352 ft (0.1 mi) | 1961 | 2,400 |
| SW Cnty RD 23s over Uprr | Sweetwater | 350 ft (0.1 mi) | 2003 | 320 |
| I-80 Ebl over Uprr / Killpecker Creek | Sweetwater | 350 ft (0.1 mi) | 2004 | 8,917 |
| I-80 Wbl over Uprr / Killpecker Creek | Sweetwater | 350 ft (0.1 mi) | 2005 | 9,147 |
| Bh Cnty RD L42c over Big Horn River | Big Horn | 348 ft (0.1 mi) | 1958 | 210 |
| Wyo 220 over Bnsf Railway | Natrona | 345 ft (0.1 mi) | 1969 | 14,641 |
| US 26 over Buffalo Fork River | Teton | 345 ft (0.1 mi) | 2007 | 1,618 |
| La Cnty RD 220-1 over I-25 | Laramie | 343 ft (0.1 mi) | 1970 | 81 |
| N Fork Road over I-25 | Johnson | 341 ft (0.1 mi) | 1971 | 29 |
| Wyo 374 over Uprr | Sweetwater | 341 ft (0.1 mi) | 1946 | 3,065 |
| Wyo 157 over North Platte River | Goshen | 340 ft (0.1 mi) | 1987 | 379 |
| Wyo 220 over North Platte River | Natrona | 340 ft (0.1 mi) | 1969 | 14,749 |
| Te Cnty RD 11 over Snake River | Teton | 339 ft (0.1 mi) | 2024 | 217 |
| Wyo 374 over Green River | Sweetwater | 339 ft (0.1 mi) | 1952 | 2,401 |
| Go Cnty RD 41b over North Platte River | Goshen | 338 ft (0.1 mi) | 1987 | 299 |
| I-90 Ebl And Wbl over Bnsf / US 14/16 | Campbell | 336 ft (0.1 mi) | 1972 | 4,856 |
| US 14 over N Fork Shoshone River | Park | 335 ft (0.1 mi) | 1982 | 3,095 |
| US 189 over Uprr | Lincoln | 333 ft (0.1 mi) | 1983 | 1,294 |
| US 20 over North Platte River | Natrona | 331 ft (0.1 mi) | 1979 | 12,160 |
| Wyo 72 over I-80 | Carbon | 329 ft (0.1 mi) | 1968 | 253 |
| US 14 over N Fork Shoshone River | Park | 328 ft (0.1 mi) | 1996 | 2,507 |
| I-80 Ebl On Ramp over I-80 | Sweetwater | 328 ft (0.1 mi) | 1992 | 958 |
| Shepperson Road over I-25 | Natrona | 327 ft (0.1 mi) | 1980 | 165 |
| Grand Loop Road over Ravine | Park | 327 ft (0.1 mi) | 1977 | 1,807 |
| Wyo 28 over Green River | Sweetwater | 326 ft (0.1 mi) | 1985 | 572 |
| US 30 over I-80 | Laramie | 325 ft (0.1 mi) | 1976 | 3,666 |
| I-80 Ebl over Green River | Sweetwater | 325 ft (0.1 mi) | 1966 | 8,815 |
| I-80 Wbl over Green River | Sweetwater | 324 ft (0.1 mi) | 1966 | 9,076 |
| Co Cnty RD 57 over North Platte River | Converse | 324 ft (0.1 mi) | 1983 | 44 |
| Wyo 196 over Middle Fork Powder River | Johnson | 324 ft (0.1 mi) | 1977 | 1,323 |
| Wyo 256 over North Platte River | Natrona | 319 ft (0.1 mi) | 1971 | 3,055 |
| Old Barnum Road over I-25 | Johnson | 317 ft (0.1 mi) | 1971 | 89 |
| Pl Cnty RD 245-1 over I-25 | Platte | 317 ft (0.1 mi) | 1977 | 86 |
| Wyo 253 over I-25 | Natrona | 315 ft (0.1 mi) | 1968 | 4,190 |
| I-25 Nbl over Chugwater Creek | Platte | 314 ft (0.1 mi) | 1969 | 3,561 |
| I-25 Sbl over Chugwater Creek | Platte | 314 ft (0.1 mi) | 1969 | 3,404 |
| US 20 over Big Horn River | Washakie | 314 ft (0.1 mi) | 1975 | 4,411 |
| I-80 Bus over I-80 | Carbon | 312 ft (0.1 mi) | 1994 | 2,955 |
| US 20 over Big Horn River | Hot Springs | 312 ft (0.1 mi) | 1957 | 2,711 |
| I-90 Ebl over Tongue River | Sheridan | 312 ft (0.1 mi) | 1960 | 3,900 |
| I-90 Wbl over Tongue River | Sheridan | 312 ft (0.1 mi) | 1960 | 3,925 |
| Wyo 789 over Little Snake River | Carbon | 312 ft (0.1 mi) | 1978 | 2,628 |
| I-25 Nbl over Bnsf / Irvine Road | Converse | 312 ft (0.1 mi) | 1971 | 3,563 |
| US 16 Bypass over Bnsf Railway | Weston | 311 ft (0.1 mi) | 1976 | 5,061 |
| I-25 Sbl over Bnsf / Irvine Road | Converse | 311 ft (0.1 mi) | 1971 | 3,379 |
| US 26 over Bnsf Railway | Platte | 311 ft (0.1 mi) | 1966 | 2,029 |
| I-25 Service Road over South Fork Powder River | Johnson | 308 ft (0.1 mi) | 1932 | 79 |
| I-80 Service Road over North Platte River | Carbon | 304 ft (0.1 mi) | 1930 | 782 |
| Wyo 37 over Shoshone River | Big Horn | 303 ft (0.1 mi) | 1962 | 727 |
| Go Cnty RD 3b over North Platte River | Goshen | 303 ft (0.1 mi) | 1997 | 24 |
| US 14 over N Fork Shoshone River | Park | 301 ft (0.1 mi) | 1998 | 3,095 |
| US 14 over Elk Fork Creek | Park | 301 ft (0.1 mi) | 1998 | 3,095 |
| Co Cnty RD 21 over North Platte River | Converse | 301 ft (0.1 mi) | 2013 | 43 |
| I-80 Ebl over North Platte River | Carbon | 300 ft (0.1 mi) | 1963 | 6,594 |
| I-80 Wbl over North Platte River | Carbon | 300 ft (0.1 mi) | 2002 | 6,878 |
| US 16 over Big Horn River | Big Horn | 299 ft (0.1 mi) | 1978 | 1,350 |
| Cl Cnty RD 17-38n over Bnsf Railway | Campbell | 299 ft (0.1 mi) | 2019 | 1,336 |
| Entrance Road over Belle Fourche River | Crook | 299 ft (0.1 mi) | 1980 | 1,000 |
| US 85 Bypass over Bnsf Railway / US 26 | Goshen | 299 ft (0.1 mi) | 2013 | 1,656 |
| Pa Cnty RD 6kv over N Fork Shoshone River | Park | 299 ft (0.1 mi) | 1990 | 270 |
| Na Cnty RD 308 over North Platte River | Natrona | 298 ft (0.1 mi) | 1997 | 281 |
| Wyo 376 over Uprr | Sweetwater | 298 ft (0.1 mi) | 1977 | 14,871 |
| Wyo 51 over Bnsf Railway | Campbell | 296 ft (0.1 mi) | 1980 | 1,455 |
| Unnamed Road over I-25 | Converse | 294 ft (0.1 mi) | 1966 | 138 |
| Wyo 95 over Bnsf Railway | Converse | 294 ft (0.1 mi) | 1994 | 1,572 |
| Pa Cnty RD 8ve over Clarks Fork River | Park | 294 ft (0.1 mi) | 2006 | 110 |
| US 310 over Shoshone River | Big Horn | 293 ft (0.1 mi) | 1965 | 4,224 |
| I-25 Service Road over I-25 | Converse | 293 ft (0.1 mi) | 1971 | 146 |
| Park Street over Big Horn River | Hot Springs | 293 ft (0.1 mi) | 1986 | 1,696 |
| Wyo 319 over Elkhorn Creek | Platte | 293 ft (0.1 mi) | 1958 | 417 |
| We Cnty RD 1a over Beaver Creek | Weston | 293 ft (0.1 mi) | 1933 | 136 |
| US 16 over Bnsf Railway | Big Horn | 291 ft (0.1 mi) | 1979 | 2,014 |
| Wyo 173 over Big Horn River | Hot Springs | 291 ft (0.1 mi) | 1992 | 314 |
| Wyo 59 over Bnsf Railway | Campbell | 291 ft (0.1 mi) | 1979 | 1,336 |
| Wyo 789 over Wind River | Fremont | 290 ft (0.1 mi) | 1968 | 13,259 |
| La Cnty RD 228-2 over I-25 | Laramie | 290 ft (0.1 mi) | 1967 | 81 |
| La Cnty RD 120-1 over I-25 | Laramie | 290 ft (0.1 mi) | 1968 | 382 |
| Co Cnty RD 22 over North Platte River | Converse | 289 ft (0.1 mi) | 1992 | 86 |
| Logan Avenue over Uprr | Laramie | 288 ft (0.1 mi) | 2009 | 12,691 |
| I-25 Service Road over Bnsf Railway | Platte | 288 ft (0.1 mi) | 1935 | 87 |
| Co Cnty RD 37 over Bnsf Railway | Converse | 288 ft (0.1 mi) | 1993 | 809 |
| US 26 over Bnsf Railway | Platte | 288 ft (0.1 mi) | 1962 | 2,459 |
| Wyo 130 over North Platte River | Carbon | 285 ft (0.1 mi) | 2002 | 763 |
| US 189 over Uprr | Lincoln | 284 ft (0.1 mi) | 1984 | 1,081 |
| US 310 over Bnsf Railway | Big Horn | 279 ft (0.1 mi) | 2019 | 2,247 |
| Cl Cnty RD 94 over I-90 | Campbell | 279 ft (0.1 mi) | 1974 | 98 |
| S Burma AVE over I-90 | Campbell | 279 ft (0.1 mi) | 2010 | 5,075 |
| Wyo 59 over Antelope Creek | Converse | 279 ft (0.1 mi) | 1993 | 996 |