| Ir-75 over Great Miami River | 2005 | 46,838 | Good |
| Ir-75 over Tr 135 Vandemark Road | 1960 | 23,419 | Good |
| Ir-75 over Tr 135 Vandemark Road | 1960 | 23,419 | Good |
| Ir-75 over Tr 39 Kirkwood Road | 1960 | 23,419 | Fair |
| Ir-75 over Tr 39 Kirkwood Road | 1960 | 23,419 | Good |
| SR-47 over Ir 75 | 1961 | 22,694 | Good |
| Ir-75 over CR 48 Campbell Street | 1961 | 22,355 | Fair |
| Ir-75 over CR 48 Campbell Street | 1961 | 22,355 | Fair |
| Ir-75 over CSX RR | 1961 | 22,355 | Fair |
| Ir-75 over Penn Central RR | 1961 | 22,355 | Good |
| Ir-75 over Penn Central RR | 1961 | 22,355 | Good |
| Ir-75 over Penn Central RR | 1961 | 22,355 | Fair |
| Ir-75 over B & O RR | 1961 | 20,407 | Good |
| Ir-75 over B & O RR | 1961 | 20,407 | Fair |
| Ir-75 over Hulls Creek | 1962 | 18,165 | Fair |
| Ir-75 over Hulls Creek | 1962 | 18,165 | Fair |
| Ir-75 over Loramie Creek | 1962 | 18,048 | Fair |
| Ir-75 over Loramie Creek | 1962 | 18,048 | Good |
| Ir-75 over Plum Creek | 1962 | 18,042 | Fair |
| Ir-75 over Plum Creek | 1962 | 18,042 | Fair |
| Ir-75 over Plum Creek | 1962 | 18,042 | Fair |
| Ir-75 over Plum Creek | 1962 | 18,042 | Good |
| Russell Road over CSX Railroad | 1975 | 11,206 | Fair |
| Cr-8 over Ir 75 | 1961 | 8,472 | Fair |
| SR-29 over Great Miami River | 1988 | 8,109 | Good |
| Tr-47 over IR75 | 2009 | 7,988 | Good |
| SR-29 over Ir-75 | 1961 | 7,214 | Good |
| SR-29 over CSX RR | 2005 | 6,918 | Fair |
| SR-66 over Loramie Creek | 1983 | 6,634 | Fair |
| S Fourth Avenue over Conrail Railroad | 1969 | 6,403 | Fair |
| SR-47 over East Turtle Creek | 2008 | 6,398 | Good |
| SR-47 over Turtle Creek | 1951 | 6,398 | Good |
| SR-47 over Great Miami River | 2007 | 6,336 | Good |
| SR-47 over Great Miami River | 1957 | 6,336 | Fair |
| SR-47 over Tawawa Creek | 2014 | 6,336 | Good |
| SR-119 over Ir 75 | 1962 | 5,796 | Fair |
| SR-66 over Loramie Creek | 2004 | 5,787 | Good |
| SR 29 over Turtle Creek | 2003 | 5,779 | Good |
| Fair Road over CSX Railroad | 1975 | 5,061 | Good |
| S Fourth Avenue over Conrail Railroad | 1988 | 4,980 | Fair |
| CR25A over Finkenbine Ditch | 2010 | 4,853 | Good |
| CR25A over Finkenbine Ditch | 1997 | 4,853 | Good |
| County Rd 25A over Finkenbine Ditch | 2012 | 4,853 | Good |
| SR-47 over Counts Run | 1993 | 4,235 | Good |
| SR-47 over Plum Creek | 1957 | 4,235 | Fair |
| SR-29 over Tawawa Creek | 1932 | 4,187 | Good |
| SR-47 over Loramie Creek | 1967 | 4,009 | Good |
| SR-47 over Painter Creek | 1967 | 4,009 | Good |
| SR-29 over Loramie Creek | 1953 | 3,994 | Fair |
| Cr-25a over Ir 75 | 1961 | 3,968 | Fair |
| SR-274 over Ir 75 | 1962 | 3,778 | Fair |
| SR-219 over Ir 75 | 1962 | 3,684 | Fair |
| SR 119 over Loramie Reservoir | 2001 | 3,406 | Fair |
| SR-119 over White Feather Creek | 1975 | 3,406 | Good |
| Park Street over CSX Railroad | 2020 | 3,188 | Good |
| CR 25A over Loramie Creek | 2005 | 2,901 | Good |
| CR 25A over Hulls Creek | 2002 | 2,737 | Good |
| CR 25A over Great Miami River | 1999 | 2,552 | Good |
| CR 25A over Brush Creek | 1998 | 2,508 | Good |
| SR-705 over Loramie Creek | 1961 | 2,473 | Good |
| SR-274 over Loramie Creek | 1961 | 2,446 | Good |
| SR-65 over Rum Creek | 2007 | 2,400 | Good |
| Dirksen Road over Miami Erie Canal | 1998 | 2,227 | Good |
| Kuther Road over CSX Railroad | 1984 | 2,116 | Fair |
| SR-66 over Nine Mile Creek | 1937 | 2,028 | Good |
| SR-66 over Penn Central RR | 1989 | 2,028 | Good |
| SR-29 over Trib to Tawawa Creek | 1982 | 2,012 | Fair |
| Michigan Street over CSX Railroad | 2015 | 2,000 | Good |
| Thompson Schiff Rd over Plum Creek | 1982 | 1,958 | Fair |
| SR-65 over Muchinnippi Creek | 2015 | 1,800 | Good |
| Highland Avenue over SR 47 | 1969 | 1,770 | Fair |
| SR-705 over Beaver Joint Ditch | 1966 | 1,744 | Fair |
| SR-705 over Mile Creek | 1999 | 1,744 | Fair |
| Van Demark Road over Great Miami River | 1980 | 1,652 | Good |
| SR-48 over Klase Ditch | 1998 | 1,621 | Good |
| SR-48 over Nine Mile Creek | 2008 | 1,621 | Good |
| SR-65 over Jackson Center Ditch | 1961 | 1,614 | Good |
| Ft Loramie Swander over Hoying Reithman Ditch | 2006 | 1,468 | Good |
| Fessler Buxton Rd over Loramie Creek | 1976 | 1,460 | Fair |
| River Road over Brush Creek | 1975 | 1,457 | Good |
| Millcreek Road over Millcreek Ditch | 1993 | 1,445 | Good |
| Millcreek over Millcreek Ditch | 2003 | 1,445 | Good |
| Botkins Rd CR22 over Loramie Creek | 2013 | 1,430 | Good |
| Childrens Home Rd over Brush Creek | 1900 | 1,397 | Fair |
| Ft. Loramie Swande over Sherman Ditch | 2021 | 1,395 | Good |
| Meranda Road over Plum Creek | 1976 | 1,334 | Fair |
| Hardin Wapakoneta over Turtle Creek | 1975 | 1,238 | Fair |
| Russia Versailles over Apple Joint Ditch | 2012 | 1,213 | Good |
| Wenger Road over Clay Creek | 2004 | 1,189 | Good |
| Wenger Road over Hulls Creek | 1971 | 1,189 | Fair |
| Wenger Road over Loramie Creek | 2009 | 1,189 | Good |
| Kuther Road over Dunson Ditch | 1998 | 1,183 | Good |
| SR-705 over Turtle Creek | 1991 | 1,136 | Good |
| Mason Road over Plum Creek | 1960 | 1,104 | Good |
| Hardin Road over Mckee Ditch | 1998 | 1,059 | Good |
| Ft. Loramie Swandr over Turtle Creek | 2016 | 1,045 | Good |
| Wells Road over Loramie Creek | 2001 | 1,006 | Good |
| Wells Road over Overman Ditch | 2007 | 1,006 | Good |
| Spruce Avenue over CSX Railroad | 1924 | 1,000 | Poor |
| Doorley Road over CSX Railroad | 2006 | 983 | Good |
| Botkins Rd over Muchinnippi Ditch | 2019 | 982 | Good |
| Bulle Road over Elsner Brush Ditch | 2001 | 951 | Good |
| Jackson Road over Tawawa Creek | 2001 | 951 | Good |
| Cr-45 over Ir 75 | 1962 | 913 | Fair |
| Schenk Rd TR 134 over Millcreek | 2014 | 849 | Good |
| Schenk Road over Anderson Ditch | 2012 | 849 | Good |
| SR-706 over Speece and Lovett Ditch | 1992 | 818 | Good |
| SR-362 over Loramie Reservoir | 1984 | 807 | Fair |
| SR-362 over Loramie Reservoir | 1984 | 807 | Fair |
| Hardin Wapakoneta over Turtle Creek Branch | 1970 | 798 | Good |
| Baker Road over Great Miami River | 1987 | 797 | Good |
| Eilerman Road over Lake Loramie | 1990 | 797 | Good |
| Johnston Rd over Wilkinson Ditch | 2007 | 797 | Good |
| Maplewood Road over Hodge Lefevre Ditch | 2000 | 797 | Fair |
| Kuther Road over Mill Branch Creek | 2002 | 738 | Good |
| Miller Road over Miller Ditch | 2000 | 725 | Good |
| Miller Road over Turner Ditch | 2004 | 725 | Good |
| Botkins Road over Howell Ditch | 2000 | 673 | Good |
| Houston Road over Langston Creek | 2008 | 639 | Good |
| Houston Road over Turtle Creek | 1990 | 639 | Good |
| Luthman Road over Lake Loramie | 1963 | 638 | Fair |
| Tr-57 over Ir 75 | 1962 | 634 | Good |
| East Lockington over Great Miami River | 1993 | 626 | Good |
| Russell Road over Dunson Ditch | 1974 | 626 | Good |
| Russell Road over East Turtle Creek | 1983 | 626 | Fair |
| Pasco Montra Rd over Hobby Ditch | 2015 | 605 | Good |
| Pasco Montra over Hobby Ditch | 2005 | 605 | Good |
| Russia Road over Miller Ditch | 1962 | 600 | Fair |
| Russia Road over Turner Joint Ditch | 2003 | 600 | Good |
| Houston Road over Loramie Creek | 1988 | 591 | Fair |
| Cr-27 over Ir 75 | 1962 | 586 | Good |
| Whitefeather Trl over White Feather Ditch | 2002 | 585 | Good |
| Stangel Road over Millcreek | 2001 | 582 | Good |
| Stangel Road over Turtle Creek | 1986 | 582 | Fair |
| Mccartyville Road over Loramie Creek | 1989 | 573 | Good |
| Ft. Loramie Swande over Hobby Ditch | 2007 | 569 | Good |
| Ft. Loramie Swande over Plum Creek | 2017 | 569 | Good |
| Sidney Freyburg Rd over Plum Creek | 1995 | 564 | Good |
| Sidney Freyburg over Fish and Game Creek | 1992 | 564 | Good |
| Sidney Freyburg over Plum Creek | 1972 | 564 | Poor |
| Botkins Road over Meckstroch Ditch | 2008 | 555 | Good |
| SR 589 over Mosquito Creek | 1967 | 547 | Good |
| SR-589 over Leatherwood Creek | 1968 | 547 | Good |
| Dingman Slagle Rd over Little Indian Creek | 2012 | 535 | Good |
| Dingman Slagle over Apple Dormore Ditch | 2002 | 535 | Good |
| Dawson Rd over East Painters Creek | 2015 | 534 | Good |
| Kettlersville Road over Howell Ditch | 2006 | 517 | Good |
| Fessler Buxton Rd over Branch of Mckee Ditch | 1967 | 509 | Poor |
| Fessler Buxton over Loramie Branch | 1996 | 509 | Good |
| Childrens Home over Great Miami River | 1997 | 491 | Good |
| Hardin Wapak CR20 over Turtle Creek | 2014 | 491 | Good |
| Baker Road over Hodge Ditch | 2009 | 477 | Good |
| Middleton Hume Rd over Leatherwood Creek | 1997 | 477 | Good |
| Morris Rose Road over Muchinnippi Ditch | 1975 | 477 | Fair |
| Roeth over Nine Mile Creek | 2000 | 477 | Good |
| Rangeline Rd over Nine Mile Creek | 2015 | 471 | Good |
| Rangeline Road over Loramie Creek | 1996 | 471 | Good |
| Pasco Montra Road over Great Miami River | 1973 | 465 | Fair |
| Pasco Montra Road over Miami Erie Canal Feeder | 1976 | 465 | Fair |
| Mason Road over Fish and Game Creek | 1976 | 462 | Good |
| Tawawa Maplewood over Little Indian Creek | 2004 | 453 | Good |
| Main St Pemberton over Little Indian Creek | 2013 | 451 | Good |
| Mason Road over Kiser Ditch | 1999 | 433 | Good |
| Mason Road over Turtle Creek | 1967 | 433 | Fair |
| Sidney Plattsville over Elsner Brush Creek | 2005 | 402 | Good |
| Sharp Road over Plum Creek | 1986 | 397 | Good |
| Sharp Road over Zedeker Ditch | 2001 | 397 | Good |
| Wones Road over Muchinnippi Ditch | 2018 | 397 | Good |
| Wierwille Road over Center Branch Ditch | 1999 | 386 | Good |
| Brandewie Rd. over Springcreek Ditch | 1992 | 385 | Good |
| Brandewie Road over Mile Creek | 1999 | 385 | Good |
| Deam Road over Leatherwood Creek | 1999 | 385 | Good |
| Dirksen Road over Aug Meyer Ditch | 2004 | 385 | Good |
| Dirksen over Aug Meyer Branch | 2004 | 385 | Good |
| Johnston Slagle over Great Miami River | 2007 | 385 | Good |
| Kaiser Rd CR103 over Eustache Ditch | 2012 | 385 | Good |
| Peters Road over Lefevre Ditch | 2001 | 385 | Good |
| Staley Road over Clay Creek | 1975 | 385 | Fair |
| Staley Road over Loramie Creek | 1987 | 385 | Fair |
| Suber Road over Leatherwood Creek | 1991 | 385 | Good |
| Hardin Wapak Road over Krebbs Ditch | 2004 | 377 | Good |
| Lindsey Road over Millcreek | 2008 | 373 | Good |
| Sharp Road over Finkenbine Ditch | 1980 | 369 | Fair |
| River Road over Great Miami River | 2007 | 360 | Good |
| Stoker Road over Loramie Creek | 2003 | 359 | Good |
| Wells Road over Zorn Ditch | 1999 | 353 | Good |
| Wells Road over Zorn Ditch | 2000 | 353 | Good |
| Wells Road over Zorn Ditch | 2004 | 353 | Good |
| Wells Road over Zorn Ditch | 2004 | 353 | Good |
| Brown Road over Rush Creek | 2004 | 351 | Good |
| Deam Road over Mosquito Creek | 2000 | 351 | Good |
| Deweese Road over Apple Dormire Ditch | 2003 | 351 | Good |
| Frazier Guy Road over Mosquito Creek | 1995 | 351 | Good |
| Lochard Road over Plum Creek | 1976 | 351 | Fair |
| Loy Road over Loramie Creek | 2002 | 351 | Good |
| Reineke Schipper over Loramie Creek | 1997 | 351 | Good |
| Shroyer Road over Zorn Ditch | 2004 | 351 | Good |
| Strong Road over Clayton Joint Ditch | 1999 | 351 | Good |
| Turtle Creek Road over White Feather Ditch | 2001 | 351 | Good |
| Wildermuth Road over Zorn Ditch | 1977 | 351 | Good |
| Wright Puthoff over Kaiser Ditch | 2002 | 351 | Good |
| Kuther Road over Great Miami River | 2001 | 350 | Good |
| Lock Two Road over Muchinnippi Ditch | 2022 | 350 | Good |
| Elton Road over Turkeyfoot Creek | 1999 | 324 | Good |
| Englehaupt Road over Loramie Creek | 1971 | 324 | Poor |
| Greenville Road over Turtlecreek | 2000 | 324 | Good |
| Holthaus Road over Hilgefort Ditch | 2004 | 324 | Good |
| Mcclure Road over Turtle Creek Ditch | 1967 | 324 | Fair |
| Strong Road over Hodge Ditch | 1999 | 324 | Good |
| Thompson Road over Turkey Foot Creek | 2005 | 324 | Good |
| Cisco Road over East Turtle Creek | 2015 | 320 | Good |
| Mccloskey School over Leatherwood Creek | 1991 | 315 | Good |
| Mccloskey School over Tawawa Creek | 1981 | 315 | Fair |
| Lock Two Road over Muddy Creeek | 2008 | 312 | Good |
| Patterson Halpin over Loramie Creek | 2002 | 306 | Good |
| Miami Shelby West over Apple Joint Ditch | 2017 | 295 | Good |
| Wells Rd over Clay Creek | 2014 | 288 | Good |
| Wells Road over Clay Creek | 2004 | 288 | Good |
| Wells over Plum Creek | 2004 | 288 | Good |
| Cardo Road over Loramie Creek | 1980 | 286 | Good |
| Cr-43 over Ir 75 | 1962 | 284 | Fair |
| Patterson Halpin over CSX Railroad | 2009 | 277 | Good |
| Miami Shelby East over Leatherwood Creek | 1987 | 274 | Fair |
| Miami Shelby East over Spring Creek Ditch | 2002 | 274 | Good |
| Tawawa Maplewood over Zorn Ditch | 1992 | 273 | Fair |
| Redmond Road over Turner Joint Ditch | 1998 | 268 | Good |
| Russia Houston Rd over Turner Joint Ditch | 2006 | 265 | Good |
| Lock Two Rd over Weaver Ditch | 2012 | 264 | Good |
| Lock Two Rd over Weaver Ditch | 2012 | 264 | Good |
| Lock Two Road over Platvoet Ditch | 2010 | 264 | Good |
| Lock Two Road over Loramie Creek | 2023 | 255 | Good |
| Loramie Washington over Loramie Creek | 1999 | 254 | Good |
| Sidney Freyburg over Akers Ditch | 2006 | 252 | Good |
| Sidney Freyburg over Loramie Creek | 2009 | 252 | Good |
| Cr-29 over Ir 75 | 1962 | 238 | Good |
| Amsterdam Road over Hulls Creek | 2006 | 229 | Good |
| Cardo Road over Brenner Branch | 1976 | 225 | Fair |
| Hardin Wapak Rd over Keppler Ditch | 2007 | 224 | Good |
| Hardin Wapakoneta over Loramie Creek | 1977 | 224 | Fair |
| Tawawa Maplewood over Little Indian Creek | 1999 | 208 | Good |
| Tawawa Maplewood over Little Indian Creek | 2012 | 208 | Good |
| Russell Road over Turtle Creek | 1985 | 198 | Fair |
| Lock Two Road over Muchinnippi Branch | 2011 | 194 | Good |
| Knoop Johnston over CSX Railroad | 2004 | 185 | Good |
| Southland Road over Muddy Creek | 1990 | 178 | Fair |
| Cr-52 over Ir 75 | 1962 | 176 | Good |
| Tawawa Maplewood over Tawawa Creek | 1976 | 176 | Fair |
| Pence Rd CR 147 over Turkey Foot Creek | 2016 | 175 | Good |
| Tawawa Maplewood over Great Miami River | 1990 | 173 | Good |
| Schlater Road over Loramie Creek | 1973 | 141 | Fair |
| East Lockington over Brush Creek | 2000 | 137 | Good |
| Johnston Slagle Rd over Apple Dormire Ditch | 2020 | 132 | Good |
| Johnston Slagle over Turkey Foot Ditch | 2009 | 132 | Good |
| Cecil Road over Painter Creek Branch | 2005 | 130 | Good |
| Tr-15 over Ir 75 | 1962 | 122 | Good |
| Amsterdam Road over Meyerholtz Kett. Ditch | 1999 | 104 | Good |
| Amsterdam over Loramie Creek | 1999 | 104 | Good |
| Cr-132 over Ir 75 | 1959 | 104 | Good |
| Bridlewood Drive over Plum Creek | 2006 | 100 | Good |
| Park Road over Tawawa Creek | 1966 | 100 | Good |
| Smalley Road over Turtle Creek | 1923 | 100 | Fair |
| Patterson Halpin over Eilerman Ditch | 2006 | 96 | Good |
| Patterson Halpin over Minneman Ditch | 2000 | 96 | Good |
| Cisco Rd Tr 0046 over Zimmerman Ditch | 2013 | 81 | Good |
| Cisco Road over Turtle Creek | 2001 | 81 | Good |
| Cisco Road over Turtle Creek Branch | 2005 | 81 | Good |
| Leatherwood Creek over Leatherwood Creek | 2000 | 81 | Good |
| Short Road over Branch/painters Creek | 2000 | 74 | Good |
| Short Road over Mccullough Ditch | 2002 | 74 | Good |
| Montra Road over Muchinnippi Ditch | 2006 | 70 | Good |
| Stoker Road over Loramie Creek Branch | 1991 | 67 | Fair |
| Sidney Plattsville over Leatherwood Creek | 2001 | 47 | Good |
| Holthaus Road over Springcreek Ditch | 1991 | 10 | Good |
| Chestnut Avenue over CSX Railroad | 1924 | – | Poor |