| US 23 over Bulen Ditch | 1955 | 30,187 | Fair |
| US-23 NB & SB over over Us22-1726 | 1957 | 25,405 | Good |
| US 23 over Island Run | 1957 | 22,436 | Good |
| I-71 over Opossum Run | 1964 | 20,873 | Fair |
| I-71 over Opossum Run | 1964 | 20,873 | Poor |
| US-23 over over NS RR | 1957 | 14,187 | Good |
| US-23 over over NS RR | 1957 | 14,187 | Good |
| US 23 over Congo CR | 1956 | 12,006 | Good |
| US 23 over Scippo CR | 1949 | 12,006 | Good |
| US 23SB over Congo CR | 1956 | 12,006 | Good |
| US 23SB over Scippo CR | 1956 | 12,006 | Good |
| US 22 over over Hargus Creek | 1966 | 11,828 | Fair |
| US 23 over Griffys Rn | 1957 | 11,218 | Good |
| US 23 over Griffys Rn | 1957 | 11,218 | Good |
| US 23 over Hargus Creek | 1957 | 11,218 | Good |
| US 23 over over CSX RR (old C&o) | 1957 | 11,218 | Fair |
| US 23 over over CSX RR (old C&o) | 1957 | 11,218 | Fair |
| US-23 SB over Hargus Creek | 1957 | 11,218 | Good |
| Usr 23 over Walnut CR | 1955 | 11,218 | Good |
| Usr 23 over Walnut CR | 1955 | 11,218 | Good |
| SR188 over Hargus Creek | 2022 | 11,000 | Good |
| Usr 62 over Springwater Run | 1955 | 10,275 | Fair |
| SR 62 over over CSX RR | 1982 | 8,624 | Fair |
| US 22 over Scioto River | 1958 | 8,092 | Good |
| US 22 over Scioto River Overflow | 1970 | 8,092 | Fair |
| US 22 over Scioto River Overflow | 1970 | 8,092 | Fair |
| SR 104 over Durrett Run | 1978 | 7,773 | Fair |
| SR 104 over Mud Run | 1979 | 7,773 | Fair |
| US 22 over Hargus Creek | 1993 | 7,417 | Good |
| Pickaway Street over Hargus Creek | 1991 | 7,066 | Fair |
| SR 56 over Laurel Run | 1973 | 6,261 | Fair |
| SR 104 over Eagle Run | 1972 | 6,203 | Good |
| SR 104 over Grove Run | 1989 | 6,203 | Good |
| SR 316 over Scioto River | 1987 | 4,959 | Fair |
| North Court Street over Griffy Run | 1989 | 4,932 | Good |
| SR 752 over Mud Run | 1957 | 4,643 | Fair |
| US 22 over Lick Run | 1962 | 4,590 | Fair |
| SR 674 over Big Run | 1956 | 4,528 | Fair |
| Welch Road over Mud Run(peters Run-usgs) | 1969 | 3,934 | Good |
| SR-56 over Scippo Creek | 1970 | 3,897 | Good |
| SR 762 over Peters Run | 1986 | 3,841 | Fair |
| SR 762 over Scioto River | 1986 | 3,841 | Fair |
| SR 56 over Plum Run | 1993 | 3,803 | Good |
| SR-56 over Salt Creek | 2015 | 3,600 | Good |
| SR 316 over Mud Run Creek | 1989 | 3,402 | Fair |
| SR 180 over Salt Creek | 1953 | 3,343 | Fair |
| SR 762 over Csxt & Nsrr | 2015 | 3,320 | Good |
| US 22 over Yellowbud CR | 1961 | 3,311 | Fair |
| SR159 over Congo Creek | 1994 | 3,178 | Good |
| SR 674 over Little Walnut Creek | 1984 | 2,958 | Fair |
| SR 674 over Turkey Run | 2015 | 2,958 | Good |
| Kingston Pike over Scippo | 2015 | 2,761 | Good |
| Stoutsville Pike over Hargus Creek | 2010 | 2,747 | Good |
| S.R.104 over Big Darby Creek Floodway | 1960 | 2,653 | Fair |
| SR 104 over Big Darby Creek | 1950 | 2,653 | Good |
| SR 104 over Van Meter Run | 1989 | 2,653 | Good |
| SR 104 over over Koch Run | 1979 | 2,653 | Fair |
| SR-104 over Caldwell Run | 1995 | 2,653 | Good |
| SR 159 over Salt Creek | 1932 | 2,649 | Poor |
| SR 762 over Big Darby Creek | 1885 | 2,357 | Good |
| Walnut Creek Pike over Branch of Little Walnut | 2001 | 2,323 | Good |
| Walnut Creek Pike over Dry Run | 1993 | 2,323 | Good |
| Walnut Creek Pike over Griffy Run | 1970 | 2,323 | Fair |
| Walnut Creek Pike over Little Walnut Creek | 1953 | 2,323 | Good |
| SR 00762 over Grove Run | 2000 | 2,314 | Good |
| US 22 over Mud Run | 1966 | 2,254 | Fair |
| CR 16 over Branch of Salt Creek | 2007 | 2,236 | Good |
| Tarlton Road over Scippo Creek | 1930 | 2,236 | Fair |
| Tarlton-adelphi Rd over Plum Run | 1900 | 2,213 | Good |
| Tarlton-adelphi Rd over Salt Creek | 1936 | 2,213 | Good |
| SR 361 over over Congo Creek | 1952 | 2,136 | Fair |
| US 22 over Deer Creek | 1955 | 2,091 | Fair |
| Usr 22 over State Run | 1962 | 2,091 | Fair |
| Lockbourne Eastern over Walnut Creek | 1962 | 2,038 | Good |
| Island Road over Hargus Creek | 1997 | 2,030 | Good |
| SR 188 over Griffy Run | 1992 | 1,900 | Good |
| Walnut Creek Pike over Walnut Creek | 1958 | 1,810 | Good |
| SR 56 over Buskirk Creek | 1985 | 1,644 | Good |
| SR 56 over Clark Run | 1961 | 1,644 | Fair |
| Harrisburg Road over Springwater Run | 1999 | 1,632 | Good |
| SR 316 over Big Darby Creek | 1986 | 1,553 | Good |
| SR 752 over Bear Run Creek | 1990 | 1,484 | Good |
| SR752 over Walnut Creek | 1992 | 1,484 | Good |
| Cromley Road over Walnut Creek | 2009 | 1,425 | Good |
| SR 762 over Grove Run | 2000 | 1,355 | Good |
| SR 56 over Lick Run | 1997 | 1,308 | Good |
| SR56 over Dry Run | 1992 | 1,308 | Good |
| Bell Station Road over Dry Run Creek | 2014 | 1,187 | Good |
| SR 207 over Brush Creek | 1983 | 1,105 | Fair |
| SR 207 over Hay Run | 1948 | 1,105 | Fair |
| Commercial Point over Branch of Scioto River | 1900 | 1,010 | Good |
| Dupont Road over CSX Railroad | 1996 | 983 | Good |
| Kingston-adelphi over Kinnikinnick Creek | 1900 | 969 | Fair |
| SR 138 over Deer Creek | 1991 | 946 | Good |
| SR 138 over Yellowbud Creek | 1958 | 946 | Poor |
| Ett-noecher Road over Little Walnut Creek | 1902 | 912 | Fair |
| Duvall Road over Branch of Walnut Creek | 1900 | 901 | Fair |
| SR 138 over Little Yellowbud Creek | 2016 | 890 | Good |
| Borror Road over Grove Run | 2011 | 847 | Good |
| Hayesville Road over Kinnikinnick Creek | 1980 | 842 | Good |
| Winchester Road over Branch of Little Walnut | 1900 | 831 | Good |
| Five Points Pike over Buskirk Creek | 1936 | 785 | Good |
| SR 752 over Painter Run | 1981 | 781 | Fair |
| Winchester Road over Dry Run Creek | 1973 | 781 | Good |
| Winchester Road over Branch of Walnut Creek | 1933 | 779 | Good |
| Winchester Road over Slate Run | 2016 | 779 | Good |
| Winchester Road over Stream | 2014 | 779 | Good |
| Winchester Road over over Ditch | 1935 | 779 | Good |
| Era Road over Deer Creek | 1972 | 735 | Good |
| Lane Road over Mud Run | 1992 | 732 | Good |
| St. Paul Road over Walnut Creek | 1900 | 728 | Good |
| Commercial Point over Scioto River | 2010 | 719 | Good |
| Island Road over US 23 | 1957 | 719 | Good |
| Winchester Road over Little Walnut Creek | 1985 | 712 | Good |
| Winchester Road over Turkey Run | 1981 | 712 | Good |
| Yankeetown Pike over Buskirk Creek | 1968 | 700 | Good |
| Yankeetown Pike over Dry Run | 1937 | 700 | Good |
| London Rd. (cr-3) over I-71 | 1964 | 679 | Fair |
| Bolender-pontius over Hargus Creek | 1981 | 674 | Fair |
| Ashville-fairfield over Lick Run | 1983 | 668 | Good |
| Ashville-fairfield over Turkey Run Creek | 1900 | 668 | Fair |
| Hayesville Road over Pike Hole Creek | 1936 | 614 | Fair |
| Hayesville Road over Plum Run | 1900 | 614 | Fair |
| Hayesville Road over Salt Creek | 1900 | 614 | Fair |
| Tarlton Road over N & W Railroad | 1971 | 609 | Good |
| Weigand Road over CSX; N & S Railroad | 1927 | 594 | Fair |
| SR 361 over Congo Creek | 1941 | 587 | Fair |
| SR 361 over over NS RR | 1963 | 587 | Good |
| Commercial Point over Van Meter Run | 1930 | 586 | Good |
| Lockbourne Eastern over CSX; N & S Railroads | 2018 | 558 | Good |
| SR 316 over Dry Run Creek | 1991 | 534 | Good |
| SR316 over Mud Run | 1991 | 534 | Good |
| Darby Creek Road over Greenbrier Creek | 1995 | 522 | Good |
| Egypt Pike over Georges Run | 1987 | 520 | Good |
| Egypt Pike over Mud Run | 1900 | 520 | Good |
| Westfall Road over Branch of Wolf Run | 1975 | 503 | Good |
| Westfall Road over Wolf Run | 1981 | 503 | Fair |
| Westfall Road over Yellow Bud Creek | 1971 | 503 | Good |
| Bolender-pontius over Hominy Creek | 1997 | 495 | Fair |
| Carson Rd. (cr-3) over Ir 71 | 1964 | 494 | Fair |
| Goodman Road over Branch of Walnut Creek | 1900 | 490 | Good |
| Goodman Road over Branch of Walnut Creek | 1986 | 490 | Good |
| Crownover Mill Rd over Deer Creek | 1960 | 478 | Good |
| Hagerty Road over Dry Run Creek | 1900 | 471 | Fair |
| Hagerty Road over Dry Run Creek | 1900 | 471 | Good |
| Kingston-adelphi over Bull Run | 1910 | 470 | Fair |
| Scioto Darby Road over Big Darby Creek | 2016 | 468 | Good |
| Bulen-pierce Road over Rathmel Ditch | 1900 | 429 | Poor |
| Thrailkill Road over Branch of Big Darby Cree | 1997 | 410 | Good |
| Duvall Road over Branch of Walnut Creek | 1975 | 406 | Fair |
| Morris Salem Road over Scippo Creek | 1900 | 400 | Good |
| Scioto-darby Road over Greenbrier Creek | 1900 | 379 | Good |
| Crownover Road over Branch of Deer Creek | 1940 | 353 | Fair |
| Judas Road over Tributary of Hay Run | 1946 | 351 | Good |
| Kime-holderman Rd over Plum Run | 2000 | 351 | Good |
| Plazier Road over Branch of Little Walnut | 1993 | 351 | Poor |
| Tenny Road over Opossum Run | 1979 | 351 | Good |
| Turney-caldwell Rd over Branch of Big Darby Cree | 1993 | 351 | Good |
| Van Meter Road over Van Meter Run | 1994 | 351 | Good |
| Wheeler Road over Branch of Walnut Creek | 1992 | 351 | Fair |
| Adkins Road over Buskirk Creek | 2022 | 324 | Good |
| Boyd Road over Opossum Run | 1988 | 324 | Good |
| Burro Lane over Greenbrier Creek | 1974 | 324 | Good |
| Drummond Road over Dry Run | 1987 | 324 | Good |
| Ebenhack Road over Yellow Bud Creek | 1996 | 324 | Good |
| Hall Road over Buskirk Creek | 1935 | 324 | Good |
| Mowery Road over Moccasin Creek | 1900 | 324 | Fair |
| Perry Road over Moccasin Creek | 1965 | 324 | Fair |
| Rector Road over Br of Yellow Bud Creek | 1900 | 324 | Good |
| Rector Road over Yellow Bud Creek | 1940 | 324 | Poor |
| Ridgeway Road over Greenbrier Creek | 1993 | 324 | Good |
| Ringgold Northern over Little Walnut Creek | 1951 | 324 | Good |
| Ringgold Northern over Turkey Run Creek | 1930 | 324 | Fair |
| South Perry Road over Moccasin Creek | 1900 | 324 | Fair |
| South Perry Road over Salt Creek | 1971 | 324 | Good |
| Thompson Road over Branch of Scioto River | 1993 | 324 | Good |
| Whiteside Road over Buskirk Creek | 1900 | 324 | Good |
| Yankeetown Pike over Clarks Run | 1993 | 319 | Fair |
| S.bloomfield-royal over Little Walnut Creek | 1900 | 306 | Fair |
| Zane Trail Road over Scippo Creek | 1900 | 304 | Good |
| Hagerty Road over Dry Run | 1900 | 298 | Fair |
| Hagerty Road over Dry Run Creek | 1985 | 298 | Good |
| Crownover Mill Rd over Branch of Deer Creek | 1968 | 290 | Fair |
| Kingston-adelphi over Bull Run | 1995 | 288 | Good |
| Clarks Run Road over Clarks Run | 1970 | 287 | Fair |
| Florence-chapel Rd over Branch of Big Darby Cree | 1981 | 285 | Good |
| Gibson Rd over Branch of Scioto River | 2011 | 270 | Good |
| Gibson Road over Grove Run | 1900 | 270 | Good |
| Spangler Road over Salt Creek | 1919 | 248 | Fair |
| Whiteside Road over Dry Run | 1900 | 248 | Good |
| Yankeetown Pike over Br of Yellow Bud Creek | 1900 | 246 | Fair |
| Airbase Road over Branch of Walnut Creek | 2014 | 244 | Good |
| Yankeetown Pike over Lick Run | 1975 | 229 | Fair |
| Kinderhook Road over Br of Yellow Bud Creek | 1993 | 222 | Fair |
| Tarlton-adelphi Rd over Beech Fork | 1970 | 210 | Fair |
| Mantle Road over Opossum Run | 1900 | 209 | Good |
| Ringgold Southern over Dry Run | 2007 | 201 | Good |
| Slate Run Park Rd over Slate Run | 1998 | 200 | Good |
| Judas Road over Hay Run | 1980 | 193 | Fair |
| Moccasin Road over Mocassin Creek | 2000 | 181 | Good |
| River Drive over Scippo Creek | 1900 | 162 | Fair |
| Turney-caldwell Rd over Van Meter Run | 1970 | 157 | Good |
| S.bloomfield-royal over Branch of Little Walnut | 1996 | 150 | Good |
| Van Meter Road over Van Meter Run | 1900 | 132 | Fair |
| Sisk Road over Lick Run | 1935 | 115 | Fair |
| Island Road over Griffys Run Creek | 1900 | 110 | Fair |
| Ett-noecher over Branch of Little Walnut | 1971 | 106 | Good |
| Ett-noecher over Turkey Run Creek | 2001 | 106 | Fair |
| Randle Road over Dry Run | 1970 | 104 | Fair |
| Park Road over Branch of Big Darby Cree | 2007 | 100 | Fair |
| Plummer Road over Hay Run | 2018 | 99 | Good |
| Gay-dreisbach Road over Branch of Scippo Creek | 1900 | 90 | Good |
| Blacker Road over Br of Scioto (blacker) | 1900 | 83 | Good |
| Boggs Road over Congo Creek | 1970 | 77 | Good |
| Cochran Road over Dry Run | 1981 | 60 | Good |
| Badger Road over Branch of Deer Creek | 1978 | 59 | Good |
| Hannawalt Road over Branch of Deer Creek | 1970 | 56 | Good |
| Perrill Road over Branch of Walnut Creek | 1993 | 46 | Good |
| Perrill Road over Branch of Walnut Creek | 1900 | 46 | Fair |
| Perrill Road over Branch of Walnut Creek | 1991 | 46 | Good |
| Perrill Road over Walnut Creek | 1900 | 46 | Poor |
| Renick Road over Greenbrier Creek | 1986 | 40 | Good |
| Hatfield Road over Wolf Run | 1975 | 24 | Good |