| Ir-75 over Quaker Run | 1958 | 35,347 | Good |
| Ir-75 over Penn Central R.R. | 1958 | 18,354 | Good |
| Ir-75 over Penn Central R.R. | 1958 | 18,354 | Good |
| Ir-75 over Usr 33 | 1959 | 18,354 | Fair |
| Ir-75 over Usr 33 | 1959 | 18,354 | Fair |
| Ir-75 over Pusheta Creek | 1962 | 18,325 | Good |
| Ir-75 over Pusheta Creek | 1962 | 18,325 | Good |
| Ir-75 over Auglaize River | 1958 | 17,713 | Good |
| Ir-75 over Auglaize River | 1958 | 17,713 | Fair |
| Bellefontaine St. over Ir 75 | 1997 | 11,893 | Good |
| Usr 33 over St. Marys River | 1971 | 10,486 | Good |
| Usr 33 over St. Marys River | 1971 | 10,486 | Good |
| Usr 33 over Norfolk & Western RR | 1971 | 8,164 | Good |
| Usr 33 over Norfolk & Western RR | 1971 | 8,164 | Good |
| Usr 33 over Hardin Pike | 1991 | 7,661 | Good |
| Usr 33 over Hardin Pike | 1991 | 7,661 | Good |
| Usr 33 over SR67 198 501 CR25A&CSXRR | 1991 | 7,661 | Good |
| Usr 33 over SR67 198 501 CR25A&CSXRR | 1991 | 7,661 | Good |
| SR-66 over Canal Feeder | 1960 | 7,589 | Fair |
| SR-66 over Koop Creek | 1960 | 7,589 | Good |
| SR-198 over Auglaize River | 1974 | 7,558 | Good |
| Usr 33 over Pusheta Creek | 1959 | 7,406 | Good |
| Usr 33 over Pusheta Creek | 1972 | 7,406 | Good |
| Usr 33 over Four Mile Creek | 1972 | 6,518 | Good |
| SR-66 over Branch of St. Marys Rive | 2011 | 6,435 | Good |
| SR-66 over Koop Creek | 2011 | 6,435 | Good |
| SR-66 over Koop Creek | 1960 | 6,435 | Good |
| SR-66 over Usr-33 | 1971 | 6,146 | Good |
| Usr 33 over Branch of Willow Creek | 1989 | 6,109 | Good |
| Usr 33 over D.t.&i. RR | 1967 | 6,109 | Fair |
| High Street over Miami Erie Canal | 2014 | 5,701 | Good |
| High Street over Saint Marys River | 2003 | 5,701 | Good |
| SR-29 over St. Marys River | 1926 | 5,474 | Good |
| Spring St over Miami & Erie Canal | 1921 | 5,474 | Fair |
| SR-274 over St. Marys River | 1956 | 5,450 | Good |
| Harrison Street over Auglaize River | 2009 | 5,318 | Good |
| Usr 33 over Muchinippi Creek | 1990 | 5,014 | Good |
| Hamilton Street over Auglaize River | 1968 | 4,057 | Poor |
| Plank Pike over Pusheta Creek | 1972 | 4,026 | Good |
| SR-119 over Minster Creek | 1932 | 3,966 | Fair |
| SR 501 over Two Mile Creek | 2012 | 3,829 | Good |
| SR-501 over Branch 0F Two Mile Creek | 2007 | 3,829 | Good |
| SR-501 over Branch of Two Mile Creek | 2007 | 3,829 | Good |
| Canning Factory Rd over Pusheta Creek | 2004 | 3,479 | Good |
| SR 65 over Auglaize River | 1958 | 3,272 | Good |
| SR 65 over Huffman Creek | 1989 | 3,272 | Fair |
| SR 65 over Virginia Creek | 2000 | 3,272 | Good |
| Dixie Highway over Auglaize River | 1930 | 3,215 | Fair |
| Main St. over Schmier Ditch | 1962 | 3,151 | Fair |
| South Street over Saint Marys River | 1999 | 3,138 | Good |
| SR-66 over Six Mile Creek | 1962 | 3,107 | Fair |
| C25A Dixie Highway over Keller Ditch | 2015 | 3,004 | Good |
| SR-66 over Prairie Creek | 1962 | 2,956 | Fair |
| Wapak-fisher Road over Quaker Run | 1994 | 2,762 | Good |
| SR-116 over Usr 33 | 1971 | 2,672 | Good |
| SR66 over Miami & Erie Canal | 2016 | 2,600 | Good |
| Greenville Road over Saint Marys River | 1976 | 2,506 | Good |
| SR-67 over Ir 75 | 1958 | 2,479 | Good |
| First Street over Miami Erie Canal | 1989 | 2,465 | Good |
| SR-364 over Barnes Creek | 1955 | 2,456 | Fair |
| SR-364 over Barnes Creek | 1955 | 2,456 | Fair |
| SR-364 over Miami Erie Canal Feeder | 1956 | 2,456 | Good |
| Water Street over Auglaize River | 2001 | 2,370 | Good |
| Plank Pike Cr-33a over Usr 33 | 1973 | 2,335 | Good |
| Usr 33 over WB SR-29 and EB Usr-33 | 1971 | 2,159 | Good |
| SR-219 over Koop Creek | 1962 | 2,116 | Good |
| SR-65 over Branch of Blackhoof Cree | 1993 | 2,033 | Good |
| SR-67 over Blackhoof Ditch | 1982 | 2,002 | Good |
| SR-67 over Dry Run Ditch | 1993 | 2,002 | Good |
| SR-67 over Dry Run Ditch | 1947 | 2,002 | Good |
| SR-67 over Dry Run Ditch | 1947 | 2,002 | Good |
| Dixie Highway over Pusheta Creek | 2000 | 1,991 | Fair |
| Cr-208 National Rd over Ir 75 | 2013 | 1,990 | Good |
| SR-67 over Huffman Creek | 1947 | 1,788 | Good |
| SR-196 over Muchinippi Creek | 1930 | 1,672 | Good |
| SR 29 over Center Br St. Marys Riv | 1954 | 1,553 | Fair |
| SR 29 over East Branch Clear Creek | 2015 | 1,553 | Good |
| SR-219 over Center Creek | 1986 | 1,424 | Good |
| SR-219 over Schmier Ditch | 2015 | 1,400 | Good |
| Hardin Pike over Pusheta Creek | 1998 | 1,310 | Good |
| Cr-190 Buckland-ho over Ir 75 | 1958 | 1,292 | Good |
| SR-364 over Mile Creek | 1958 | 1,284 | Good |
| Eisley Road over Prairie Creek | 1967 | 1,273 | Good |
| Deep Cut Road over Auglaize River | 1981 | 1,256 | Good |
| SR-219 over Branch of Clear Creek | 1960 | 1,243 | Fair |
| SR-219 over Clear Creek | 2006 | 1,243 | Good |
| SR-219 over Muddy Creek | 1962 | 1,243 | Fair |
| Buckland-holden Rd over Auglaize River | 1970 | 1,184 | Fair |
| Glynwood-new Knox over East Branch | 2000 | 1,182 | Good |
| Glynwood-nk Road over Center Branch | 2005 | 1,182 | Good |
| Glynwood-n.k. Road over Sixmile Creek | 1959 | 1,154 | Good |
| Waynesfield Road over Saint Joe Ditch | 1995 | 1,150 | Good |
| National Road over Ditch | 1956 | 1,133 | Good |
| National Road over Twomile Creek | 1963 | 1,133 | Good |
| SR-198 over Auglaize River | 1966 | 1,119 | Good |
| SR-198 over Two Mile Creek | 1967 | 1,119 | Fair |
| Moulton-ft. Amanda over Usr 33 | 1972 | 1,111 | Good |
| Hardin Pike over Fisher Ditch | 1997 | 1,106 | Good |
| Middle Pike over Blackhoof Creek | 1992 | 986 | Good |
| Middle Pike over Dry Run | 1956 | 986 | Good |
| Middle Street over Quaker Run | 1958 | 986 | Good |
| Kohler Road over Owl Creek | 1974 | 983 | Good |
| Cr-150 Middle Pike over Ir 75 | 1958 | 967 | Good |
| Buckland-holden Rd over Fraizer Ditch | 1997 | 944 | Good |
| Buckland-holden Rd over Fraizer Ditch | 1996 | 944 | Good |
| Lambert Road over Fourmile Creek | 1994 | 898 | Good |
| Tri-township Road over Branch of Koop Creek | 1970 | 898 | Good |
| SR-116 over Four Mile Creek | 1983 | 891 | Good |
| Buckland-holden Rd over Virginia Creek | 1962 | 828 | Good |
| Buckland-holden Rd over Virginia Creek | 2001 | 828 | Good |
| Wapak-criders Road over Fraizer Ditch | 1996 | 804 | Good |
| Aqueduct Road over Saint Marys River | 1976 | 797 | Good |
| Blank Pike over Blackhoof Creek | 1973 | 797 | Fair |
| Blank Pike over Dry Run | 1977 | 797 | Fair |
| Blank Pike over Fraizer Ditch | 2000 | 797 | Good |
| Boundary Road over Virginia Creek | 1988 | 797 | Good |
| Burr Oak Road over Clear Creek | 1985 | 797 | Good |
| C168 Old Mill Road over Saint Marys River | 1976 | 797 | Good |
| Carter Creek Road over Carter Creek | 1946 | 797 | Good |
| Clover Four Road over Koop Creek | 1948 | 797 | Fair |
| Clover Four Road over Little Chickasaw Creek | 1953 | 797 | Fair |
| Focht Road over Muchinippi Creek | 1978 | 797 | Good |
| Fryburg East Road over Pusheta Creek | 1993 | 797 | Good |
| Geyer Road over Pusheta Creek | 1989 | 797 | Good |
| Glynwood Road over Mackenbach Ditch | 1990 | 797 | Good |
| Glynwood Road over Sudman Ditch | 1994 | 797 | Good |
| Headapohl Road over Clear Creek | 1986 | 797 | Good |
| Howell Road over East Branch | 1992 | 797 | Good |
| Klopfenstein Road over Wolf Creek | 1953 | 797 | Fair |
| Knierim Road over Clear Creek | 1991 | 797 | Good |
| Kohler Road over Owl Creek | 1960 | 797 | Fair |
| Manchest.-fiekert over Blackhawk Run | 1992 | 797 | Good |
| Moulton Angle Road over Center Branch | 1984 | 797 | Good |
| National Road over Grassley-link Ditch | 2011 | 797 | Good |
| National Road over Prairie Creek | 2003 | 797 | Good |
| National Road over Sims Run | 1999 | 797 | Good |
| Plattner Pike over Center Branch | 2005 | 797 | Good |
| Plattner Road over Carter Creek | 1974 | 797 | Good |
| Plattner Road over Carter Creek | 1920 | 797 | Fair |
| Plattner Road over Carter Creek | 1935 | 797 | Good |
| Schillinger Road over Saint Marys River | 1988 | 797 | Good |
| Seibert Road over Warman Ditch | 1997 | 797 | Good |
| St. Marys River Rd over Fourmile Creek | 1993 | 797 | Good |
| St. Marys-kossuth over Sixmile Creek | 1980 | 797 | Good |
| Valley Road over Willow Creek | 1977 | 797 | Good |
| Buckland-holden Rd over Ashburn Ditch | 1990 | 791 | Good |
| SR 29 over EB Usr-33 and WB SR-29 | 1971 | 775 | Good |
| Amsterdam Road over Ditch | 1995 | 757 | Good |
| Amsterdam Road over Kaiser Ditch | 1967 | 757 | Good |
| Glynwood Road over Sixmile Creek | 1957 | 752 | Good |
| National Road over Auglaize River | 1974 | 721 | Fair |
| Buckland-holden Rd over Wrestle Creek | 1969 | 708 | Fair |
| Greenville Road over Miami & Erie Canal Feede | 2002 | 707 | Good |
| Steinecker Street over Miami-erie Canal Feeder | 2006 | 700 | Good |
| New Bremen-n.k. Rd over Carter Creek | 1959 | 676 | Good |
| New Bremen-n.k. Rd over Miami & Erie Canal | 1992 | 676 | Good |
| New Bremen-n.k. Rd over Wierth Ditch | 1946 | 676 | Good |
| Cr-100 Sante Fe-ne over Ir 75 | 1962 | 669 | Good |
| Santa Fe-n.k. Road over Pusheta Creek | 1957 | 649 | Good |
| Santa Fe-new Knoxv over Pusheta Creek | 2002 | 649 | Good |
| Hardin Pike over Clear Creek | 1986 | 642 | Good |
| Hardin Pike over Ditch | 1986 | 642 | Good |
| Hardin Pike over Owl Creek | 1998 | 642 | Good |
| Cemetery Road over Pusheta Creek | 1985 | 628 | Good |
| Bremen Street over Center Branch | 1914 | 596 | Fair |
| Main Street Road over Sims Run | 1990 | 569 | Good |
| Main Street Road over Sims Run | 1993 | 569 | Good |
| Piqua-st. Marys Rd over Branch of Koop Creek | 1996 | 562 | Good |
| Piqua-st. Marys Rd over Koop Creek | 1992 | 562 | Good |
| Glynwood Road over Auglaize River | 1980 | 546 | Good |
| Main Street Road over Auglaize River | 2003 | 537 | Good |
| Cemetery Road over Quaker Run | 1967 | 528 | Fair |
| SR-364 over SR 29 | 1971 | 520 | Fair |
| Middle Pike over Copeland Ditch | 1995 | 519 | Good |
| SR-197 over Auglaize River | 1963 | 505 | Good |
| Wrestle Creek Road over Wrestle Creek | 1993 | 490 | Good |
| Santa Fe Line Road over Thrush Ditch | 1992 | 488 | Good |
| Lock Two Road over Ditch | 2020 | 474 | Good |
| Lock Two Road over Ditch | 1995 | 474 | Good |
| Lock Two Road over Miami & Erie Canal | 2000 | 474 | Good |
| Lock Two Road over Wierth Ditch | 1983 | 474 | Good |
| SR-720 over Wolf Creek | 1993 | 466 | Good |
| SR-67 over Br. of Muchinippi Creek | 1988 | 465 | Good |
| Bowsher Road over Twomile Creek | 1904 | 460 | Good |
| Middle Pike over Ditch | 1998 | 421 | Good |
| Middle Pike over Willow Creek | 1989 | 421 | Good |
| Botkins Angle Road over Spring Run | 1961 | 413 | Fair |
| SR-197 over St. Marys River | 1961 | 413 | Fair |
| Kettlersville Road over Clear Creek | 1974 | 411 | Good |
| North Corporation over Hoffhaus Ditch | 2018 | 405 | Good |
| Mudsock Road over Auglaize River | 1991 | 403 | Good |
| Mudsock Road over Ditch | 1994 | 403 | Good |
| East Shelby Road over Center Branch | 1984 | 401 | Good |
| Lock Two Road over Koop Creek | 1962 | 389 | Good |
| Townline-lima Road over Auglaize River | 1984 | 386 | Fair |
| Townline-lima Road over Blackhoof Creek | 1961 | 386 | Fair |
| Townline-lima Road over Huffman Creek | 1970 | 386 | Fair |
| Bloody Bridge Road over Miami-erie Canal | 1893 | 385 | Fair |
| Santa Fe Line Road over Willow Creek | 1965 | 374 | Fair |
| SR-197 over Prairie Creek | 1988 | 373 | Good |
| SR-197 over Sims Run | 1961 | 373 | Good |
| Wrestle Creek Road over Ashburn Ditch | 1975 | 370 | Good |
| Buckland-holden Rd over Auglaize River | 1972 | 361 | Good |
| Buckland-holden Rd over Twomile Creek | 1963 | 361 | Fair |
| Salem-noble Road over Hussey Creek | 1975 | 361 | Good |
| Salem-noble Road over Saint Marys River | 1983 | 361 | Good |
| Salem-noble Road over Sixmile Creek | 1983 | 361 | Good |
| Barrington Road over East Branch | 1993 | 351 | Fair |
| Blackhoof Creek Rd over Dry Run | 1984 | 351 | Fair |
| Brown Road over Dry Run | 1981 | 351 | Good |
| Brown Road over Dry Run | 2002 | 351 | Good |
| Brown Road over Dry Run | 1984 | 351 | Fair |
| Burr Oak Road over Owl Creek | 1962 | 351 | Good |
| Clover Four Road over Koop Creek | 1990 | 351 | Good |
| Goshen Road over Muchinippi Creek | 1977 | 351 | Good |
| Gutman Road over Pusheta Creek | 1965 | 351 | Good |
| Gutman Road over Pusheta Creek | 2001 | 351 | Good |
| Heit Road over Wallace Fork | 1982 | 351 | Good |
| Henschen Road over Carter Creek | 1988 | 351 | Good |
| Lock 14 Road over Miami-erie Canal | 1987 | 351 | Good |
| Lock 14 Road over Sixmile Creek | 1984 | 351 | Good |
| May Road over Wallace Fork | 1965 | 351 | Good |
| Noble Road over Huffman Creek | 2000 | 351 | Good |
| Place Road over Auglaize River | 1990 | 351 | Good |
| Pusheta Road over King Ditch | 1984 | 351 | Good |
| Pusheta Road over Pusheta Creek | 1962 | 351 | Good |
| Rapp Road over Sixmile Creek | 1984 | 351 | Good |
| Ritchie Road over Twomile Creek | 1987 | 351 | Good |
| Schooler Road over Willow Creek | 1986 | 351 | Good |
| Seibert Road over Saint Marys River | 1990 | 351 | Fair |
| Tangeman Road over Carter Creek | 1985 | 351 | Good |
| Wapak.-buckland Rd over Mefford Ditch | 1959 | 351 | Good |
| Wiefenbach Road over Muddy Creek | 1994 | 351 | Good |
| Winemiller Road over Pusheta Ditch | 1965 | 351 | Good |
| Wrestle Creek Road over Brackney Ditch | 1978 | 351 | Good |
| Wrestle Creek Road over Willow Creek | 1978 | 351 | Good |
| Koop Road over Koop Creek | 1983 | 350 | Good |
| Townline Lima Road over Pusheta Creek | 1959 | 350 | Good |
| Tr-120 Pusheta Rd over Ir 75 | 1962 | 344 | Good |
| Maier Barber Road over Cisco Ditch | 2015 | 325 | Good |
| Maier Barber Road over Fourmile Creek | 1994 | 325 | Good |
| Maier-barber Road over Ditch | 1991 | 325 | Good |
| Blackhoof Creek Rd over Blackhoof Creek | 1955 | 324 | Good |
| Harrod Road over Wrestle Creek | 1995 | 324 | Good |
| Kohler Road over Clear Creek | 1985 | 324 | Good |
| Noble Road over Fourmile Creek | 2001 | 324 | Good |
| Noble Road over Hussey Creek | 1993 | 324 | Good |
| Noble Road over Warman Ditch | 1961 | 324 | Good |
| Moulton-n.k. Road over Clear Creek | 1962 | 322 | Good |
| Moulton-n.k. Road over Muddy Creek | 1963 | 322 | Fair |
| Townline Kossuth R over Ankerman Creek | 2013 | 301 | Good |
| Townline-kossuth over Kenefake Ditch | 2021 | 301 | Good |
| Fisher Road over Auglaize River | 1987 | 300 | Good |
| Cemetery Road over King Ditch | 1978 | 289 | Good |
| Washington Pike over Clear Creek | 1960 | 277 | Good |
| Rapp Road over Hunt Ditch | 1989 | 262 | Good |
| Wapak-criders Rd over Reichelder Ditch | 1999 | 250 | Good |
| Maier-barber Road over Hussey Creek | 1957 | 241 | Fair |
| Bowsher Road over Ditch | 1999 | 234 | Good |
| Southland Rd Tr-90 over Ir 75 | 1962 | 232 | Good |
| Center Road over Muddy Creek | 1980 | 226 | Good |
| Fairmount Road over Ashburn Ditch | 1978 | 225 | Good |
| Bay Road over Clear Creek | 1965 | 218 | Good |
| Arnold Road over Hussey Creek | 1996 | 208 | Good |
| Hengstler Road over Auglaize River | 1992 | 208 | Good |
| Tr-110 Freyburg Rd over Ir 75 | 1962 | 206 | Good |
| Hengstler Road over Blackhoof Creek | 1986 | 202 | Fair |
| Santa Fe Line Road over Wrestle Creek | 2015 | 202 | Good |
| Southland Road over Branch of Koop Creek | 1948 | 198 | Good |
| Southland Road over Carter Creek | 1965 | 198 | Good |
| Southland Road over Koop Creek | 1992 | 198 | Good |
| Southland Road over Miami-erie Canal | 1970 | 198 | Good |
| Townline-kossuth over Sixmile Ditch | 1973 | 196 | Good |
| Deep Cut Road over Swartz Joint Ditch | 1986 | 194 | Good |
| Golden Bridge Road over Auglaize River | 2005 | 190 | Good |
| Ashburn Pike over Pusheta Creek | 1990 | 188 | Good |
| SR197 over Hussey Creek | 1966 | 186 | Fair |
| Southland Road over Clear Creek | 1988 | 185 | Good |
| Southland Road over Creek | 1967 | 185 | Good |
| Southland Road over Spring Run | 1989 | 185 | Good |
| Deep Cut Road over Miami-erie Canal | 1989 | 181 | Good |
| Bay Road over Muddy Creek | 1977 | 174 | Good |
| Bay Road over Muddy Creek | 1955 | 174 | Good |
| Bay Road over Muddy Creek | 1985 | 174 | Good |
| Bay Road over Muddy Creek | 1987 | 174 | Good |
| Bay Road over Muddy Creek | 1986 | 174 | Good |
| Monroe Road over Auglaize River | 1996 | 174 | Good |
| Monroe Road over Sims Run | 1986 | 174 | Good |
| Washington Pike over Muddy Creek | 2004 | 173 | Good |
| Jacgerm-line Road over East Fork | 1975 | 171 | Good |
| Sidney Street over Pusheta Creek | 1942 | 164 | Fair |
| Tr-176 Hengstler R over Ir 75 | 1958 | 158 | Good |
| Shelby-fryburg Rd over Pusheta Creek | 1988 | 156 | Fair |
| Heitkamp Road over Knapke Ditch | 2018 | 150 | Good |
| I.o.o.f. Road over Miami-erie Canal | 1997 | 149 | Good |
| Miller Road over Virginia Creek | 1965 | 147 | Good |
| Barber-werner Road over Miami-erie Canal | 1985 | 129 | Good |
| Barber-werner Road over Saint Marys River | 1998 | 129 | Good |
| Barber-werner Road over Warman Ditch | 1995 | 129 | Good |
| St Marys River Rd over Warman Ditch | 1999 | 126 | Good |
| Delphos-st. Marys over Garber Ditch | 1991 | 120 | Good |
| SR-116 over Overflow St. Marys River | 2009 | 114 | Good |
| SR-116 over St. Marys River | 1962 | 114 | Fair |
| Conant Road over Sims Run | 2007 | 113 | Good |
| Delphos-st. Marys over Sixmile Creek | 1988 | 103 | Good |
| Focht Road over Wallace Fork | 1987 | 101 | Good |
| Glynwood Road over Saint Marys River | 1994 | 101 | Good |
| German Street over Center Branch | 1973 | 100 | Good |
| Township Road 200A over Wrestle Creek | 1974 | 100 | Good |
| Kelly Road over Sims Run | 1983 | 89 | Good |
| Quellhorst Road over Miami-erie Canal | 1989 | 87 | Good |
| Baker-wright Road over Swartz Joint Ditch | 1985 | 80 | Good |
| Graham Road over Wrestle Creek | 1986 | 76 | Good |
| Glynwood Road over Fourmile Creek | 1966 | 73 | Fair |
| Glynwood Road over Miami-erie Canal | 1987 | 73 | Fair |
| Hesse Road over Hussey Creek | 1928 | 43 | Fair |
| Clay Road over Thrush Ditch | 1976 | 40 | Good |
| Clay Road over Willow Creek | 1993 | 40 | Good |
| Owl Creek Road over Fisher Ditch | 1975 | 40 | Good |
| Owl Creek Road over Owl Creek | 1987 | 40 | Good |
| Middle Pike over Muchinippi Creek | 2000 | 20 | Good |