| US 30 / I-80 Bus over Spring Creek | 1981 | 14,833 | Fair |
| US 287 over Spring Creek | 1963 | 11,163 | Fair |
| I-80 Wbl over Laramie River | 1962 | 9,845 | Fair |
| I-80 Wbl over UPRR | 2001 | 9,845 | Fair |
| I-80 Wbl over US 287 | 2001 | 9,845 | Fair |
| I-80 Ebl over Laramie River | 1962 | 9,750 | Fair |
| I-80 Ebl over UPRR | 1999 | 9,750 | Fair |
| I-80 Ebl over US 287 | 1999 | 9,750 | Good |
| I-80 Wbl over Snowy Range Road | 1997 | 9,517 | Fair |
| I-80 Wbl over West Madison Drive | 1963 | 9,517 | Fair |
| I-80 Wbl over Buck Sullivan Springs Rd | 1961 | 7,563 | Fair |
| I-80 Wbl over Unnamed Draw | 1946 | 7,563 | Fair |
| I-80 EBL and WBL over Unnamed Draw | 1946 | 7,222 | Fair |
| I-80 Ebl over Buck Sullivan Springs Rd | 1961 | 7,222 | Fair |
| I-80 Ebl over Unnamed Draw | 1946 | 7,222 | Fair |
| I-80 Wbl over North Buford Road | 1963 | 6,992 | Fair |
| I-80 Wbl over Blair-Wallis Road | 1966 | 6,965 | Fair |
| I-80 Wbl over Monument Road | 1965 | 6,965 | Fair |
| I-80 Ebl over North Buford Road | 1963 | 6,874 | Fair |
| I-80 Ebl over Snowy Range Road | 1997 | 6,817 | Good |
| I-80 Ebl over West Madison Drive | 1963 | 6,817 | Fair |
| I-80 Wbl over Al CR 55 (Welsh Lane) | 1969 | 6,714 | Fair |
| I-80 Wbl over Machinery Pass | 1969 | 6,714 | Good |
| I-80 Wbl over Unnamed Draw | 1969 | 6,714 | Fair |
| I-80 Wbl over Unnamed Draw | 1969 | 6,714 | Good |
| I-80 Wbl over Unnamed Draw | 1969 | 6,714 | Fair |
| I-80 Wbl over Wyo 12 | 1969 | 6,714 | Fair |
| I-80 Wbl over Wyo 12 | 1991 | 6,714 | Fair |
| I-80 Ebl over Blair-Wallis Road | 1966 | 6,674 | Fair |
| I-80 Ebl over Monument Road | 1965 | 6,674 | Fair |
| I-80 Wbl over CR 57 (Dutton Creek Rd) | 1969 | 6,587 | Poor |
| I-80 Wbl over CR 57 (Dutton Creek Rd) | 1969 | 6,587 | Fair |
| I-80 Wbl over Hunt Road | 1968 | 6,587 | Good |
| I-80 Wbl over Machinery Pass | 1968 | 6,587 | Good |
| I-80 EBL and WBL over Browns Creek | 1969 | 6,457 | Fair |
| I-80 EBL and WBL over Poverty Draw | 1969 | 6,457 | Fair |
| I-80 Ebl over Al CR 55 (Welsh Lane) | 1969 | 6,457 | Fair |
| I-80 Ebl over Machinery Pass | 1969 | 6,457 | Good |
| I-80 Ebl over Unnamed Draw | 1969 | 6,457 | Fair |
| I-80 Ebl over Unnamed Draw | 1969 | 6,457 | Good |
| I-80 Ebl over Unnamed Draw | 1969 | 6,457 | Fair |
| I-80 Ebl over Wyo 12 | 1969 | 6,457 | Fair |
| I-80 Ebl over Wyo 12 | 1991 | 6,457 | Good |
| 15th Street over Spring Creek | 1960 | 6,065 | Fair |
| I-80 Bus over I-80 | 2023 | 5,730 | Good |
| I-80 Bus over Laramie River | 1963 | 5,603 | Good |
| I-80 Bus over UPRR | 1963 | 5,603 | Fair |
| US 287 over Harney Creek | 1958 | 5,522 | Fair |
| US 287 over UPRR | 1956 | 5,522 | Fair |
| I-80 EBL and WBL over Bellamy/Loback Ditch | 1968 | 5,162 | Fair |
| I-80 EBL and WBL over Four Mile Creek | 1969 | 5,162 | Fair |
| I-80 Ebl over CR 57 (Dutton Creek Rd) | 1969 | 5,162 | Fair |
| I-80 Ebl over CR 57 (Dutton Creek Rd) | 1969 | 5,162 | Fair |
| I-80 Ebl over Hunt Road | 1968 | 5,162 | Fair |
| I-80 Ebl over Machinery Pass | 1968 | 5,162 | Fair |
| E Garfield Street over Spring Creek | 1996 | 4,974 | Good |
| US 287 over UPRR | 2005 | 4,851 | Fair |
| S 30th Street over Spring Creek | 2014 | 4,301 | Good |
| 16th Street over Spring Creek | 1983 | 3,766 | Fair |
| S 17th Street over Spring Creek | 1960 | 3,424 | Fair |
| 15th Street over I-80 | 1962 | 2,429 | Fair |
| Snowy Range Road over Laramie River | 1977 | 2,077 | Good |
| Snowy Range Road over UPRR | 2018 | 2,077 | Good |
| Vista Drive over I-80 | 1962 | 1,937 | Fair |
| 9th Street over Spring Creek | 1960 | 1,762 | Good |
| Wyo 130 over Lake Hattie Canal | 1966 | 1,582 | Fair |
| I-80 EBL Off Ramp over I-80 | 1962 | 1,547 | Fair |
| US 30 over Floodwater Creek | 1946 | 1,530 | Poor |
| I-80 EBL On Ramp over I-80 | 1962 | 1,434 | Fair |
| Wyo 230 over Fox Creek | 1964 | 1,428 | Good |
| Wyo 230 over Pioneer Canal | 1964 | 1,428 | Fair |
| Wyo 130 over Little Laramie River | 1979 | 1,394 | Good |
| Wyo 34 over North Sybille Creek | 1976 | 1,304 | Good |
| Wyo 34 over School Creek | 2003 | 1,304 | Good |
| US 30 over Laramie River | 1954 | 1,181 | Fair |
| Wyo 210 over I-80 | 1966 | 999 | Good |
| Wyo 210 over S Fork Lodgepole Creek | 1987 | 999 | Fair |
| Wyo 230 over Machinery Pass | 1989 | 992 | Good |
| W Garfield Street over Laramie River | 2006 | 936 | Fair |
| US 30 over Rock Creek | 1997 | 910 | Fair |
| Wyo 130 over N F Little Laramie River | 1979 | 759 | Fair |
| Wyo 130 over N F Little Laramie River | 1968 | 733 | Fair |
| S 13th Street over Spring Creek | 1983 | 430 | Fair |
| Al Cnty Rd 422 over Pioneer Canal | 1958 | 345 | Fair |
| Wyo 13 over Rock Creek | 1966 | 251 | Fair |
| Wyo 13 over UPRR | 1983 | 251 | Poor |
| S 2nd Street over Spring Creek | 1983 | 250 | Fair |
| Wyo 10 over Laramie River | 2003 | 246 | Good |
| Wyo 12 over Browns Creek | 1953 | 169 | Poor |
| Wyo 12 over Unnamed Draw | 1953 | 169 | Good |
| Al Cnty Rd 51 over Laramie River | 1992 | 156 | Fair |
| Al Cnty Rd 51 over Little Laramie River | 1992 | 156 | Fair |
| Al Cnty Rd 44A over Pioneer Canal | 1958 | 145 | Fair |
| Al Cnty Rd 513 over Little Laramie River | 1979 | 122 | Fair |
| Al Cnty Rd 54 over Browns Creek | 2004 | 122 | Good |
| Al Cnty Rd 54 over Sprague Creek | 2001 | 122 | Good |
| Al Cnty Rd 54 over Zeigler Creek | 2002 | 122 | Fair |
| Wyo 12 over Little Laramie River | 1953 | 112 | Good |
| Nfsr 351 over Nash Fork | 1976 | 91 | Good |
| Nfsr 338 over Douglas Creek | 1953 | 84 | Good |
| Nfsr 512 over Douglas Creek | 1956 | 78 | Fair |
| Nfsr 543 over Douglas Creek | 1961 | 64 | Fair |
| Al Cnty Rd 57A over Little Laramie River | 1999 | 52 | Fair |
| Al Cnty Rd 57A over Mill Creek | 1999 | 52 | Fair |
| Al Cnty Rd 5-416 over Little Laramie River | 1996 | 51 | Good |
| Al Cnty Rd 71 over North Laramie River | 2000 | 51 | Good |
| Nfsr 512 over Lake Creek | 2014 | 50 | Good |
| Nfsr 633 over Horseshoe Creek | 1956 | 50 | Good |
| Nfsr 658 over La Bonte Creek | 1965 | 50 | Good |
| Al Cnty Rd 727 over Laramie River | 2011 | 49 | Good |
| Al Cnty Rd 37 over Laramie River | 1971 | 48 | Fair |
| Nfsr 349 over Libby Creek | 1961 | 44 | Fair |
| Nfsr 330 over N. Fork Little Laramie | 1975 | 38 | Good |
| Al Cnty Rd 510 over Lil Laramie Riv Overflow | 2001 | 35 | Fair |
| Al Cnty Rd 510 over Little Laramie River | 2001 | 35 | Good |
| Al Cnty Rd 519 over Lil Laramie Riv Overflow | 2001 | 35 | Good |
| Al Cnty Rd 519 over Little Laramie River | 2001 | 35 | Good |
| Nfsr 536 over Douglas Creek | 1962 | 27 | Good |
| Al Cnty Rd 610 over Rock Creek | 1996 | 21 | Fair |
| Al Cnty Rd 610 over Sheep Creek | 1989 | 21 | Fair |
| Al Cnty Rd 713 over North Laramie River | 1970 | 19 | Fair |
| Al Cnty Rd 713 over North Laramie River | 2010 | 19 | Good |
| Al Cnty Rd 710 over North Laramie River | 2002 | 18 | Good |
| Nfsr 509 over Lake Creek | 1953 | 18 | Good |
| Al Cnty Rd 740 over Laramie River | 1993 | 10 | Fair |