| Ir 77 over Duck Creek | 1969 | 9,580 | Fair |
| Ir 77 over Duck Creek | 1969 | 9,580 | Fair |
| Ir 77 over Private Access Road | 1969 | 9,580 | Fair |
| Ir 77 over Private Access Road | 1969 | 9,580 | Fair |
| Ir 77 over Buffalo Creek | 1968 | 9,439 | Good |
| Ir 77 over Buffalo Creek | 1968 | 9,439 | Fair |
| Ir 77 over CR 21 | 1968 | 9,439 | Fair |
| Ir 77 over CR 21 | 1968 | 9,439 | Fair |
| Ir 77 over SR 146 | 1968 | 9,439 | Fair |
| Ir 77 over SR 146 | 1968 | 9,439 | Fair |
| SR 78 over Duck Creek | 1963 | 9,311 | Fair |
| SR 78 over Penn R.R. Abandoned | 1963 | 9,311 | Good |
| Ir 77 over Buffalo Run | 1969 | 8,997 | Good |
| Ir 77 over Buffalo Run | 1969 | 8,997 | Fair |
| Ir 77 over CR 2 | 1969 | 8,997 | Good |
| Ir 77 over CR 2 | 1969 | 8,997 | Good |
| Ir 77 over CR 40 | 1969 | 8,997 | Good |
| Ir 77 over CR 40 | 1969 | 8,997 | Good |
| Ir 77 over Co. Rd. 15 Warren Run | 1969 | 8,997 | Fair |
| Ir 77 over Co. Rd. 15 Warren Run | 1969 | 8,997 | Fair |
| Ir 77 over Duck Ck & Abandoned RR | 1969 | 8,997 | Good |
| Ir 77 over Duck Ck & RR Abandoned | 1969 | 8,997 | Fair |
| Ir 77 over SR 821 | 1969 | 8,997 | Fair |
| Ir 77 over SR 821 | 1969 | 8,997 | Good |
| Ir 77 over Stream | 1969 | 8,997 | Fair |
| Ir 77 over SR 821 | 1969 | 8,501 | Fair |
| Ir 77 over SR 821 | 1969 | 8,501 | Good |
| SR 78 over Salt Run | 1963 | 7,763 | Fair |
| SR 821 over Wolf Run | 2018 | 4,300 | Good |
| Ir 77 over SR 78 | 1969 | 4,272 | Good |
| Ir 77 over SR 78 | 1969 | 4,272 | Good |
| SR 821 over W.fork of Duck Creek | 2002 | 4,179 | Good |
| SR 78 over East Fork Duck Creek | 1963 | 3,903 | Fair |
| SR 146 over South Fork Buffalo Creek | 2008 | 3,175 | Good |
| SR 821 over Stream | 1954 | 2,753 | Fair |
| SR 821 over Dog Run | 2010 | 2,596 | Good |
| SR 821 over Duck Creek | 1990 | 2,596 | Good |
| CR 13A over I 77 | 1969 | 2,227 | Good |
| SR 147 over Beaver Creek | 1993 | 2,120 | Fair |
| SR 147 over Seneca Fork | 2009 | 2,120 | Good |
| SR 147 over Seneca Lake | 2009 | 2,120 | Good |
| SR 285 over Buffalo Creek | 1970 | 2,069 | Good |
| SR 147 over Buffalo Creek | 2011 | 2,053 | Good |
| SR 821 over Stream | 1954 | 1,717 | Good |
| SR 821 over West Fork of Duck Creek | 1994 | 1,717 | Fair |
| SR 821 over Warrens Run | 2017 | 1,700 | Good |
| SR 566 over Opossum Creek | 2011 | 1,541 | Good |
| SR 566 over Opossum Creek | 2012 | 1,541 | Good |
| SR 147 over Opossum Creek | 2015 | 1,446 | Good |
| SR 821 over Stream | 1989 | 1,419 | Good |
| SR 146 over Buffalo Creek | 1947 | 1,402 | Good |
| SR 146 over Buffalo Creek | 2022 | 1,300 | Good |
| SR 340 over Coal Run | 1933 | 1,258 | Fair |
| SR 340 over West Fork Duck Creek | 1939 | 1,258 | Fair |
| SR 285 over West Fork Duck Creek | 1949 | 1,215 | Good |
| SR 146 over Little Buffalo Creek | 2008 | 1,188 | Good |
| SR 146 over Unknown Stream | 2005 | 1,188 | Good |
| County Road 52 over Salt Run | 1975 | 1,158 | Fair |
| SR 821 over Johnny Woods River | 1930 | 1,152 | Poor |
| SR 821 over West Fork of Duck Creek | 1994 | 1,152 | Good |
| SR 821 over West Fork of Duck Creek | 1994 | 1,152 | Good |
| SR 564 over Middle Fork Duck Creek | 1962 | 1,101 | Good |
| SR 564 over Middle Fork Duck Creek | 1962 | 1,101 | Fair |
| SR 564 over Middle Fork Duck Creek | 1962 | 1,101 | Good |
| SR 564 over Salt Run | 2017 | 1,101 | Good |
| SR 147 over Whiskey Run | 1948 | 1,022 | Poor |
| SR 260 over Barnes Run | 1992 | 886 | Good |
| SR 260 over Elk Fork of Duck Creek | 2000 | 886 | Good |
| County Road 5A over Glady Run | 1900 | 797 | Fair |
| SR 145 over Stream | 1965 | 744 | Fair |
| Ackley Road over Duck Creek | 1998 | 734 | Good |
| SR 513 over Beaver Fork Wills Creek | 2024 | 690 | Good |
| SR 513 over Seneca Fork Wills Creek | 1954 | 690 | Fair |
| SR 513 over South Fork Seneca Fork | 1967 | 690 | Fair |
| Chapel Drive over Duck Creek | 1932 | 684 | Fair |
| County Road 20 over Rannells Creek | 1900 | 684 | Fair |
| County Road 20 over Stream | 1999 | 684 | Fair |
| SR 145 over Middle Creek | 1965 | 680 | Fair |
| SR 145 over Rocky Run | 1954 | 680 | Good |
| SR 145 over Stream | 1948 | 680 | Good |
| SR 285 over Dog Run | 1942 | 645 | Fair |
| CR 40 over Ir 77 | 1969 | 554 | Good |
| County Road 40 over Duck Creek | 1900 | 554 | Fair |
| Olive Street over Duck Creek | 1975 | 500 | Good |
| County Road 12 over Patty Creek | 1900 | 485 | Fair |
| County Road 12 over Stream | 1900 | 485 | Fair |
| County Road 12 over West Fork Duck Creek | 1998 | 485 | Fair |
| County R0AD 46 over Middle Fork Duck Creek | 2000 | 477 | Fair |
| SR 285 over Opossum Run | 1955 | 474 | Good |
| SR 285 over South Fk Buffalo Ck | 1985 | 474 | Good |
| SR 285 over Stream | 1958 | 474 | Fair |
| SR 145 over East Fork Duck Creek | 1948 | 473 | Good |
| SR 145 over Branch Road Fork Creek | 1930 | 422 | Good |
| SR 145 over Flag Run | 1929 | 422 | Fair |
| CR 7 over Keith Fork | 1993 | 408 | Good |
| County Road 7 over Keith Fork | 2002 | 408 | Good |
| County Road 7 over Keith Fork | 1900 | 408 | Fair |
| Brumbaugh Road over Duck Creek | 2024 | 385 | Good |
| C.R.11 over West Fork Duck Creek | 1995 | 385 | Fair |
| CR 75 over Big Run | 1993 | 385 | Good |
| County Road 25 over Mud Run | 1960 | 385 | Fair |
| County Road 30 over Pawpaw Creek | 1900 | 385 | Good |
| County Road 43 over East Fork Duck Creek | 1999 | 385 | Fair |
| County Road 6 over East Fork | 1900 | 385 | Poor |
| East Union Lane over East Fork Duck Creek | 1900 | 385 | Fair |
| County Road 2 over Duck Creek | 1955 | 380 | Fair |
| SR 313 over Depue Run | 1993 | 378 | Good |
| SR 313 over Yoker Creek | 1999 | 378 | Good |
| SR 724 over Elk Fork Creek | 1953 | 362 | Good |
| SR 724 over Elk Fork Creek | 2015 | 362 | Good |
| SR 724 over Elk Fork Creek | 1962 | 362 | Fair |
| SR 724 over McBRIDE RUN | 2015 | 362 | Good |
| SR 724 over Stream | 2014 | 362 | Good |
| SR 564 over Middle Fork Duck Creek | 1960 | 358 | Fair |
| SR 564 over Middle Fork Duck Creek | 1962 | 358 | Good |
| SR 564 over Middle Fork Duck Creek | 1961 | 358 | Fair |
| SR 564 over Otterslide Run | 2000 | 358 | Good |
| SR 564 over Stream | 1997 | 358 | Good |
| SR 564 over Stream | 1954 | 358 | Fair |
| Township Road 97 over Stream | 1900 | 351 | Fair |
| SR 83 over Blanchard Run | 2019 | 340 | Good |
| SR 83 over Blanchard Run | 1931 | 338 | Fair |
| SR 83 over Blanchard Run | 1996 | 338 | Good |
| SR 83 over Rannells Run | 2012 | 338 | Good |
| SR 83 over Tiltons Run (jewett Run) | 1931 | 338 | Fair |
| SR 565 over East Fork Duck Creek | 1948 | 303 | Fair |
| SR 564 over Middle Fork Duck Creek | 1961 | 300 | Fair |
| SR 564 over Middle Fork Duck Creek | 1961 | 300 | Fair |
| Township Road 60A over Duck Creek | 1900 | 291 | Fair |
| County Road 15 over Stream | 1942 | 261 | Poor |
| CR 40 over Duck Creek | 2024 | 250 | Good |
| County Road 211 over South Fork Buffalo Creek | 2001 | 209 | Good |
| County Road 38 over Buffalo Creek | 1984 | 209 | Fair |
| County Road 4 over Buffalo Creek | 1900 | 209 | Fair |
| County Road 4 over Stream | 2005 | 209 | Good |
| County Road 43 over Greasy Run | 1982 | 209 | Fair |
| County Road 53 over Flag Run | 1900 | 209 | Fair |
| County Road 62 over Glady Run | 1900 | 209 | Fair |
| County Road 62 over Seneca Fork | 1900 | 209 | Fair |
| County Road 75 over Schriver Fork | 1900 | 209 | Fair |
| TR103 over Buffalo Creek | 1994 | 209 | Poor |
| Township Road 119 over North Fork Buffalo Creek | 2000 | 209 | Poor |
| Township Road 120 over Oppossum Run | 1900 | 209 | Poor |
| Township Road 13 over Dyes Fork | 1986 | 209 | Good |
| Township Road 138 over Buffalo Creek | 1900 | 209 | Poor |
| Township Road 189 over Beaver Creek | 1999 | 209 | Good |
| Township Road 216 over Stream | 1900 | 209 | Fair |
| Township Road 64 over Salt Run | 1900 | 209 | Good |
| CR 36 over I 77 | 1969 | 204 | Good |
| C0019 over Beaver Creek | 2015 | 150 | Good |
| SR 260 over Br. East Fork Duck Creek | 1996 | 134 | Good |
| SR 260 over East Fork Duck Creek | 1957 | 129 | Good |
| CR 37 over I 77 | 1969 | 128 | Fair |
| County Road 37 over Buffalo Creek | 1900 | 128 | Poor |
| County Road 37 over North Fork | 1900 | 128 | Fair |
| Ball Hollow Road over Buffalo Creek | 2013 | 100 | Good |
| CR 15 over West Fork Duck Creek | 2019 | 100 | Good |
| County Road 2 over Otterslide Run | 1900 | 100 | Fair |
| Mill Road over Buffalo Creek | 1948 | 100 | Poor |
| Club House Drive over Beaver Creek | 2010 | 96 | Fair |
| TR199 over Wills Creek | 1900 | 96 | Fair |
| TR93 over Patty Creek | 1993 | 96 | Good |
| Township Road 109 over Buffalo Creek | 1900 | 96 | Fair |
| Township Road 1110 over Road Fork Creek | 1996 | 96 | Good |
| Township Road 15 over Big Run | 1900 | 96 | Fair |
| Township Road 161 over Stream | 2003 | 96 | Good |
| Township Road 198 over South Fork | 1900 | 96 | Fair |
| Township Road 208 over East Fork | 1900 | 96 | Poor |
| Township Road 236 over Duck Creek | 1900 | 96 | Poor |
| Township Road 242 over East Fork Duck Creek | 1900 | 96 | Fair |
| Township Road 251 over Creighton Run | 1900 | 96 | Fair |
| Township Road 263 over East Fork Duck Creek | 1900 | 96 | Poor |
| Township Road 276 over Stream | 1900 | 96 | Fair |
| Township Road 284 over Duck Creek | 1900 | 96 | Fair |
| Township Road 295 over Middle Fork Duck Creek | 1998 | 96 | Fair |
| Township Road 3 over Green Creek | 1996 | 96 | Poor |
| Township Road 303A over Duck Creek | 1900 | 96 | Fair |
| Township Road 309 over Duck Creek | 1900 | 96 | Fair |
| Township Road 331 over Opossum Run | 1900 | 96 | Fair |
| Township Road 392 over Stream | 1900 | 96 | Poor |
| Township Road 420 over Middle Fork Duck Creek | 1997 | 96 | Fair |
| Township Road 431 over Duck Creek | 1900 | 96 | Fair |
| Township Road 434 over Beaver Creek | 1900 | 96 | Fair |
| Township Road 533 over East Fork | 1900 | 96 | Poor |
| Township Road 543 over East Fork Duck Creek | 1900 | 96 | Fair |
| Township Road 553 over Beaver Creek | 2002 | 96 | Good |
| Township Road 76 over Keith Fork | 1989 | 96 | Fair |
| Township Road 89 over Coal Run | 1997 | 96 | Good |
| Tr 7A over Keith Fork | 1992 | 96 | Fair |
| County Road 21 over North Fork | 1955 | 81 | Fair |
| Old Infirmary Road over Buffalo Creek | 2009 | 81 | Fair |
| County Road 8 over Sharon Fork | 1900 | 67 | Poor |
| County Road 8 over Sharon Fork | 1900 | 67 | Fair |
| County Road 53 over Flag Run | 1900 | 50 | Fair |
| County Road 48 over Duck Creek | 1900 | 44 | Fair |
| Township Road 252 over East Fork Duck Creek | 1997 | 44 | Good |
| Tr 302 over Schwab Run | 1900 | 30 | Fair |
| Tr 302 over Stream | 1900 | 30 | Fair |
| County Road 9 over Sharon Fork | 1940 | 17 | Fair |
| CR 9 over Stream | 1992 | 15 | Good |
| County Road 9 over Keith Fork | 1900 | 15 | Poor |
| County Road 9 over Stream | 1900 | 15 | Fair |
| T.R.181 over Beaver Creek | 1995 | 14 | Fair |
| Ayers Ridge Road over Br Cub Run | 2018 | 13 | Fair |
| Township Road 5 over Big Run | 1978 | 10 | Fair |
| Township Road 5 over Big Run | 1979 | 10 | Fair |
| Township Road 5 over Stream | 1900 | 10 | Fair |
| Township Road 8 over Stream | 2017 | 10 | Good |