| SR 58 Main Street over Over Wolf Creek | Poor | 132.9 ft | 10,535 | 1967 |
| SR 60 Nb/sb Beaver over Over SR 18 S Hermitage | Poor | 137.1 ft | 7,590 | 1966 |
| SR 18 New Castle R over Over Hog Back Run | Poor | 85.0 ft | 7,414 | 1941 |
| SR 60 Dock ST over Over Old Canal Creek | Poor | 24.0 ft | 7,198 | 1923 |
| Silver Street over Shenango River | Poor | 258.9 ft | 5,513 | 1983 |
| SR 62 Franklin Rd. over Over Spring Creek | Poor | 49.9 ft | 3,889 | 1948 |
| SR 173 Grove City over Over Wolf Creek Trib | Poor | 46.9 ft | 3,657 | 1930 |
| SR 173 Grove City over Black Run | Poor | 36.1 ft | 3,657 | 1923 |
| Lincoln AVE over Wolf Creek | Poor | 94.2 ft | 3,473 | 1981 |
| Ohl Street over Shenango River | Poor | 255.9 ft | 3,024 | 1909 |
| SR 19 Perry Hwy. over Over Johnston Run | Poor | 37.1 ft | 2,788 | 1928 |
| SR 358 Hadley Road over Over SR 79 Nb/sb | Poor | 299.9 ft | 2,346 | 1969 |
| SR 19 Perry Hwy. over Over Shenango River Trib | Poor | 220.1 ft | 2,013 | 1942 |
| S. Orangeville RD over Pymatuning | Poor | 236.9 ft | 1,987 | 1965 |
| SR 846 Saranac Rd. over Over Shenango Reservoir | Poor | 315.9 ft | 1,985 | 1964 |
| Service AVE over Pine Run | Poor | 23.0 ft | 1,637 | 1951 |
| Prindle Street over Pine Run | Poor | 27.9 ft | 1,437 | 1935 |
| SR 4019 Methodist over Over Little Shenango R | Poor | 46.9 ft | 1,054 | 1933 |
| SR 2014 Scrubgrass over Cool Spring | Poor | 126.0 ft | 985 | 1954 |
| SR 2013 E Home ST over Munnell Run | Poor | 33.1 ft | 951 | 1910 |
| SR 846 Orngvlle.rd over Over Big Run Trib | Poor | 24.9 ft | 741 | 1910 |
| SR 2006 Blacktown over Over SR 79 Nb/sb | Poor | 235.9 ft | 663 | 1963 |
| Daugherty Road over Black Run | Poor | 32.2 ft | 592 | 1983 |
| SR 4021 Atlantic over Bluff Run | Poor | 34.1 ft | 567 | 1952 |
| Orangeville RD over Big Run | Poor | 34.1 ft | 554 | 1964 |
| SR 2017 N.foster R over Over Cool Spring Creek | Poor | 50.9 ft | 552 | 1952 |
| East Gilmore Road over Wolf Creek East Branch | Poor | 43.0 ft | 538 | 1959 |
| Bend Road over W Br Little Neshannock | Poor | 65.0 ft | 488 | 1956 |
| SR 2014 Scrubgrass over E Br Wolf Creek Trib. | Poor | 41.0 ft | 472 | 1939 |
| East Gilmore Road over Wolf Creek | Poor | 64.0 ft | 454 | 1959 |
| Daugherty Road over Wolf Creek | Poor | 94.2 ft | 410 | 1953 |
| Old Mercer Road over Neshannock Creek | Poor | 104.0 ft | 402 | 1922 |
| Hosack Road over Yellow Creek | Poor | 26.9 ft | 375 | 1965 |
| Marstellar Road over Otter Creek | Poor | 75.1 ft | 277 | 1960 |
| Wengler AVE over Pine Hollow Run | Poor | 26.9 ft | 268 | 1929 |
| Lacock Street over Sandy Creek | Poor | 78.1 ft | 263 | 1971 |
| SR 3022 Rutledge R over Booth Run | Poor | 53.1 ft | 262 | 1941 |
| SR 2104 Fox Mine R over Over SR 79 Nb/sb | Poor | 228.0 ft | 255 | 1965 |
| Robertson Road over Golden Run | Poor | 23.0 ft | 253 | 1956 |
| Mckinley AVE over Munnell Run | Poor | 29.9 ft | 250 | 1976 |
| Hosack Road over Yellow Creek Branch | Poor | 26.9 ft | 241 | 1965 |
| Wozniak Road over Harthegig Run | Poor | 25.9 ft | 220 | 1963 |
| Triple Link Road over Butchery Run | Poor | 35.1 ft | 157 | 1958 |
| Hassel Road over Magargee Run | Poor | 42.0 ft | 152 | 1975 |
| Wise Road over Big Run | Poor | 67.9 ft | 139 | 1968 |
| Scott Road over Shenango River Tributary | Poor | 37.1 ft | 135 | 1957 |
| Cn Railroad (b&le) over Orr Road | Poor | 136.2 ft | 124 | 1928 |
| North Spring Road over Mill Run | Poor | 25.9 ft | 98 | 1922 |
| Heasley Road over Shenango River Tributary | Poor | 22.0 ft | 89 | 1922 |
| Carpenter Road over Little Shenango | Poor | 74.1 ft | 87 | 1961 |
| Larimer Road over Sandy Creek | Poor | 81.0 ft | 82 | 1963 |
| Murphy Road over Branch Of Shenango | Poor | 23.0 ft | 78 | 1963 |
| Hosack Road over Yellow Creek | Poor | 76.1 ft | 76 | 1965 |
| Runkle Lane over Cool Springs Creek | Poor | 27.9 ft | 61 | 1954 |
| Mill Road over Little Shenango River | Poor | 82.0 ft | 57 | 1885 |
| Crouser School RD over Mill Creek | Poor | 24.0 ft | 43 | 1908 |
| Williamson Road over Little Shenango Branch | Poor | 27.9 ft | 32 | 1934 |
| Yeager Road over Pine Run | Poor | 34.1 ft | 31 | 1961 |
| Bishop Road over Sandy Creek | Poor | 48.9 ft | 31 | 1985 |
| Huron Street over Chestnut Run | Poor | 28.9 ft | 28 | 1897 |
| Scofield Road over Sandy Creek | Poor | 75.1 ft | 27 | 1969 |
| Hutchison Road over Little Shenango Branch | Poor | 24.9 ft | 24 | 1965 |
| Crystal Spring over Little Sandy Creek | Poor | 26.9 ft | 21 | 1965 |
| Creek Road over North Deer Creek | Poor | 46.9 ft | 10 | 1987 |
| Calvin Road over Bluff Run | Poor | 33.1 ft | 0 | 1900 |
| SR 79 Nb/sb over Over Pine Run | Fair | 29.9 ft | 21,958 | 1963 |
| SR 80 EB over Over SR 718 Sieg Hill RD | Fair | 107.0 ft | 13,718 | 1964 |
| SR 80 EB over Over Abandon Rr &shngo R | Fair | 628.9 ft | 13,718 | 1966 |
| SR 60 Nb/sb Beaver over Over Hogback Run | Fair | 24.0 ft | 13,476 | 1966 |
| SR 80 WB over Over SR 718 Sieg Hill RD | Fair | 107.0 ft | 13,426 | 1964 |
| SR 80 WB over Over Abandon Rr &shngo R | Fair | 619.1 ft | 13,426 | 1966 |
| SR 80 WB over Over SR 19 Nb/sb Perry | Fair | 145.0 ft | 13,129 | 1965 |
| SR 80 WB over Over Abndn.rr/neshnk.ck | Fair | 399.9 ft | 13,129 | 1999 |
| SR 80 WB over Over SR 258 Butler Pike | Fair | 140.1 ft | 13,129 | 1966 |
| SR 80 EB over Over SR 19 Nb/sb Perry | Fair | 144.0 ft | 12,992 | 1965 |
| SR 80 EB over Over SR 258 Butler Pike | Fair | 140.1 ft | 12,992 | 1965 |
| SR 80 WB over Over SR 318 W Mddsx-mer | Fair | 172.9 ft | 12,856 | 1966 |
| SR 80 WB over W Br Ltl Neshannock Crk. | Fair | 126.0 ft | 12,856 | 1965 |
| SR 80 WB over Over T300 Greenfield RD | Fair | 90.9 ft | 12,856 | 1965 |
| SR 80 WB over Over Harthegig Run | Fair | 21.0 ft | 12,856 | 1965 |
| SR 80 WB over Over Lit.neshannock Ck | Fair | 211.9 ft | 12,856 | 1966 |
| SR 80 WB over Over SR 3007 Mrcr-plski | Fair | 107.0 ft | 12,856 | 1965 |
| SR 80 WB over Over Wolf Creek | Fair | 130.9 ft | 12,803 | 1965 |
| SR 80 WB over Over T998 Centertown Rd. | Fair | 33.1 ft | 12,803 | 1965 |
| SR 80 EB over Over Wolf Creek | Fair | 130.9 ft | 12,625 | 1965 |
| SR 80 EB over Over Black Run | Fair | 44.9 ft | 12,491 | 1965 |
| SR 80 EB over Over SR 173 Grove City | Fair | 99.1 ft | 12,491 | 1965 |
| SR 80 EB over Over SR 318 W Mddsx-mer | Fair | 172.9 ft | 12,282 | 1966 |
| SR 80 EB over W Br Ltl Neshannock Crk | Fair | 116.1 ft | 12,282 | 1965 |
| SR 80 EB over Over T300 Greenfield RD | Fair | 90.9 ft | 12,282 | 1965 |
| SR 80 EB over Over Harthegig Run | Fair | 21.0 ft | 12,282 | 1965 |
| SR 80 EB over Over Lit.neshannock Ck | Fair | 211.9 ft | 12,282 | 1965 |
| SR 80 EB over Over SR 3007 Mrcr-plski | Fair | 121.1 ft | 12,282 | 1965 |
| SR 80 WB over Over Black Run | Fair | 45.9 ft | 11,828 | 1965 |
| SR 62 Connelly Blv over Over Pine Run | Fair | 24.9 ft | 10,523 | 1955 |
| SR 62 Connelly Blv over Over Pine Run | Fair | 30.8 ft | 10,523 | 1955 |
| SR 62 Connelly Blv over Over Pine Run | Fair | 21.0 ft | 10,523 | 1955 |
| SR 62 Connelly Blv over Over Pine Run | Fair | 25.9 ft | 10,523 | 1955 |
| SR 79 NB over Over SR 2017 N.foster RD | Fair | 109.9 ft | 9,835 | 1965 |
| SR 79 NB over Over SR 1008 District RD | Fair | 87.9 ft | 9,835 | 1969 |
| SR 79 NB over Over Lt Shenango R & Rr | Fair | 490.2 ft | 9,835 | 1969 |
| SR 62 Shngo.vly.ex over Over Riverside Dr/river | Fair | 384.8 ft | 9,562 | 1956 |
| SR 60 NB Beaver over Over T-369 Hewitt Road | Fair | 91.9 ft | 9,001 | 1966 |
| SR 79 SB over Over SR 2017 N.foster RD | Fair | 109.9 ft | 8,934 | 1965 |
| SR 79 SB over Over SR 1008 District RD | Fair | 87.9 ft | 8,934 | 1969 |
| SR 79 SB over Over Lt Shenango R & Rr | Fair | 472.1 ft | 8,934 | 1969 |
| SR 79 NB over Over SR 80 Eb/wb | Fair | 282.2 ft | 8,860 | 1965 |
| SR 79 NB over Over Sr2014 B&le Mill CR | Fair | 463.9 ft | 8,860 | 1966 |
| SR 79 NB over Over Abdnd.rr&yellow Ck | Fair | 266.1 ft | 8,860 | 1966 |
| SR 60 SB Beaver over Over T-369 Hewitt Road | Fair | 91.9 ft | 8,603 | 1966 |
| SR 79 SB over Over SR 80 Eb/wb | Fair | 275.9 ft | 8,539 | 1965 |
| SR 79 SB over Over Sr2014 B&le Mill CR | Fair | 460.0 ft | 8,539 | 1966 |
| SR 79 SB over Over Abdnd.rr&yellow Ck | Fair | 266.1 ft | 8,539 | 1966 |
| SR 3032 Connely Bl over Over Shenango River | Fair | 206.0 ft | 7,971 | 1968 |
| SR 3032 Connely Bl over Over Pine Run | Fair | 27.9 ft | 7,971 | 1989 |
| Walnut Streer over Pine Run | Fair | 27.9 ft | 7,712 | 1966 |
| I 376 WB over SR 80 EB & WB | Fair | 359.9 ft | 7,660 | 1966 |
| SR 18 over Over Ns R R/siding | Fair | 211.9 ft | 6,978 | 1971 |
| SR 18 Sharon Road over Over Big Run | Fair | 62.0 ft | 6,978 | 1969 |
| I-376 SB Beaver over Over SR 18 N/sb New Cast | Fair | 191.9 ft | 6,964 | 1974 |
| SR 62 E.state St. over Over Shenango River Trib | Fair | 23.0 ft | 6,906 | 1948 |
| I-376 NB Beaver over Over SR 18 N/sb New Cast | Fair | 176.8 ft | 6,817 | 1974 |
| SR 79 NB over Over SR 1009 | Fair | 105.0 ft | 6,476 | 1969 |
| SR 79 NB over Over Lake Wilhelm | Fair | 826.1 ft | 6,476 | 1969 |
| SR 79 SB over Over SR 1009 | Fair | 105.0 ft | 6,474 | 1969 |
| SR 79 SB over Over Lake Wilhelm | Fair | 702.1 ft | 6,474 | 1969 |
| SR 62 Shenango Exp over Pine Hollow Creek Br | Fair | 23.0 ft | 5,898 | 1955 |
| SR 3018 Walnut ST over Over Ns Rr / Shenango R. | Fair | 444.9 ft | 5,858 | 1986 |
| SR 376 EB over SR 80 EB & WB | Fair | 359.9 ft | 5,816 | 1966 |
| SR 58 Grove City over Over SR 80 Eb/wb Zh Con | Fair | 378.0 ft | 5,388 | 1965 |
| SR 58 Grove City over Over SR 79 NB / SB | Fair | 291.0 ft | 5,388 | 1963 |
| SR 358 Hadley Road over Over Sankeys Run | Fair | 21.0 ft | 5,162 | 1953 |
| SR 3035 Dutch Lane over Over Pine Hollow Run | Fair | 34.1 ft | 4,924 | 1973 |
| SR 62 S.main St. over Over Sandy Creek Trib | Fair | 25.9 ft | 4,636 | 1932 |
| SR 58 College Ave. over Over Mathay Run | Fair | 24.0 ft | 4,239 | 1939 |
| SR 58 Kinsman Road over Faherty Run | Fair | 25.9 ft | 4,228 | 1924 |
| SR 208 over Over Johnston Run | Fair | 22.0 ft | 4,143 | 1935 |
| SR 62 Franklin Rd. over Over SR 79 Nb/sb | Fair | 326.1 ft | 3,913 | 1965 |
| SR 58 E Main Ext over Over Swamp Run Branch | Fair | 44.9 ft | 3,762 | 1955 |
| SR 58 Harrisville over Over Swamp Run | Fair | 35.1 ft | 3,762 | 1955 |
| SR 62 Franklin Rd. over Over Yellow Creek | Fair | 49.9 ft | 3,760 | 1948 |
| SR 3030 Budd ST over Over Shenango River | Fair | 185.0 ft | 3,501 | 1965 |
| SR 3015 Ohio ST over Shenango River | Fair | 189.0 ft | 3,492 | 1990 |
| Hamburg Road over Mathay Run | Fair | 27.9 ft | 3,449 | 1963 |
| SR 58 Mercer Road over Over Lawango Run | Fair | 27.9 ft | 3,409 | 1960 |
| SR 358 Hadley Road over Over Shenango River Br | Fair | 24.9 ft | 3,344 | 1953 |
| SR 358 Hadley Road over Over Shenango River Br | Fair | 53.1 ft | 3,344 | 1953 |
| SR 358 Hadley Road over Over Little Shenango Tr | Fair | 27.9 ft | 3,344 | 1934 |
| SR 358 Hadley Rd. over Shenango River Tr | Fair | 22.0 ft | 3,344 | 1935 |
| SR 173 Main Street over Over Sandy Creek | Fair | 169.9 ft | 3,079 | 1933 |
| SR 358 Hadley Rdad over Over Little Shenango Tr | Fair | 20.0 ft | 2,713 | 1984 |
| SR 3012 Clark ST over Over Shenango River | Fair | 224.1 ft | 2,661 | 1981 |
| SR 62 Franklin Rd. over Over Yellow Creek | Fair | 30.8 ft | 2,614 | 1966 |
| SR 718 Sieg Hill over Over Shenango River | Fair | 184.1 ft | 2,435 | 1962 |
| SR 18 Conneaut Lk. over Over Little Shenango R | Fair | 25.9 ft | 2,275 | 1984 |
| Ramp C. SR 80wb over Over Hogback Run | Fair | 26.9 ft | 2,252 | 1966 |
| SR 19 Perry Hwy. over Over Otter Creek Trib | Fair | 32.2 ft | 2,222 | 1930 |
| SR 358 Vernon Road over Big Run | Fair | 44.0 ft | 2,136 | 1931 |
| East Pine Street over Wolf Creek | Fair | 98.1 ft | 2,090 | 1915 |
| SR 846 Orngvlle RD over Chestnut Run | Fair | 24.0 ft | 1,985 | 1938 |
| SR 358 Hadley Road over Over Little Shenango Tr | Fair | 49.9 ft | 1,870 | 1929 |
| SR 2025 N Liberty over Over Black Run | Fair | 63.0 ft | 1,790 | 1952 |
| SR 173 Grove City over Over Butchery Run | Fair | 23.0 ft | 1,686 | 1930 |
| SR 62 Main ST over Over Sandy Creek Trib | Fair | 28.9 ft | 1,592 | 1937 |
| SR 62 Main ST over Over Sandy Creek Trib | Fair | 25.9 ft | 1,592 | 1923 |
| SR 158 Mercer Road over SR 80 EB & WB | Fair | 368.1 ft | 1,572 | 1965 |
| SR 4017 Werner RD over Little Shenango River | Fair | 209.0 ft | 1,535 | 1963 |
| SR 1014 Georgetown over Over SR 79 Nb/sb | Fair | 327.1 ft | 1,530 | 1967 |
| SR 318 W.middlesex over Over Lt Neshannock Creek | Fair | 49.9 ft | 1,409 | 1956 |
| SR 258 Lake Road over Over Shenango River Trib | Fair | 28.9 ft | 1,374 | 1965 |
| SR 4014 Oniontown over Over Shenango River | Fair | 285.1 ft | 1,095 | 1968 |
| SR 1009 L.wilhelm over Over Lake Wilhelm | Fair | 181.1 ft | 1,091 | 1969 |
| SR 3011 Bethel RD over SR 80 EB & WB | Fair | 229.0 ft | 1,072 | 1965 |
| SR 965 Kilgore Rd. over Over Sandy Creek | Fair | 37.1 ft | 1,035 | 1965 |
| SR 2014 Scrubgrass over Over Otter Creek | Fair | 97.1 ft | 985 | 1941 |
| SR 1002 Fairview R over Over Otter Creek | Fair | 77.1 ft | 936 | 1966 |
| SR 1008 District R over Otter Creek | Fair | 62.0 ft | 913 | 1974 |
| SR 1008 District R over Over Otter Creek | Fair | 36.1 ft | 913 | 1974 |
| Rombold Road over Bobby Run | Fair | 37.1 ft | 867 | 1958 |
| SR 4020 Shkeyville over Over Little Shenango R | Fair | 62.0 ft | 830 | 1966 |
| Longview Road over Hog Back Run | Fair | 24.0 ft | 827 | 1966 |
| SR 4004 Kinsman RD over Big Run | Fair | 53.1 ft | 722 | 1965 |
| SR 3007 Plski-mrcr over Over W Branch Neshannock | Fair | 63.0 ft | 717 | 1962 |
| SR 3007 Plski-mrcr over Over Lt Neshannock Ck | Fair | 53.1 ft | 717 | 1964 |
| SR 3003 Shrn-bdfrd over Over Turkey Run | Fair | 23.0 ft | 715 | 1966 |
| SR 1018 Mlldgvll.r over Over Lake Wilhelm | Fair | 149.0 ft | 688 | 1969 |
| SR 258 Lake Road over Over Magargee Run | Fair | 136.2 ft | 660 | 1965 |
| SR 3013 Orchard RD over Tr Little Neshannock Ck | Fair | 54.1 ft | 612 | 2010 |
| W. Lake Road over Chestnut Run | Fair | 35.1 ft | 585 | 1965 |
| Oakland Road over Otter Creek | Fair | 95.1 ft | 568 | 1965 |
| SR 4022 Leech Road over Sankeys Run | Fair | 24.9 ft | 556 | 1961 |
| Amsterdam Road over Black Run | Fair | 41.0 ft | 521 | 1972 |
| SR 3013 Orchard RD over Over SR 80 Eb/wb | Fair | 245.1 ft | 506 | 1965 |
| SR 4020 Shkeyville over Over Morrison Run | Fair | 27.9 ft | 505 | 1966 |
| SR 3039 Flat Road over Over Lt Neshannock CR Tr | Fair | 22.0 ft | 503 | 1892 |
| SR 4003 Good Hope over Over Big Run Trib | Fair | 24.9 ft | 483 | 1914 |
| S. Foster Road over Yellow Creek | Fair | 49.9 ft | 437 | 1958 |
| SR 4019 Methodist over Over Bluff Run | Fair | 22.0 ft | 433 | 1962 |
| SR 3015 Wansack RD over Trib To Shenango River | Fair | 39.0 ft | 390 | 1962 |
| SR 3009 Buckwater over Over Lt Neshannock Ck | Fair | 86.0 ft | 378 | 1954 |
| SR 3019 Orangevill over Over Towel Works Run | Fair | 55.1 ft | 354 | 1957 |
| SR 4021 Beatty Sch over Over Freeland Run | Fair | 24.9 ft | 349 | 1915 |
| SR 2019 Poole Road over Over SR 79 Nb/sb | Fair | 353.0 ft | 327 | 1965 |
| Township Road 182 over Big Run | Fair | 39.0 ft | 324 | 1964 |
| Marsteller Road over Otter Creek Branch | Fair | 32.2 ft | 318 | 1982 |
| SR 2009 Cntrtwn.rd over Over Wolf Creek Br | Fair | 65.9 ft | 313 | 1955 |
| SR 4003 Wasser Rd. over Over Shenango River | Fair | 182.1 ft | 304 | 1914 |
| SR 2024 Kilgore RD over Over Wolf Creek | Fair | 39.0 ft | 297 | 1952 |
| SR 3022 Rutledge R over Over Shenango River | Fair | 359.9 ft | 281 | 1967 |
| SR 2004 Milburn RD over Over Mill Run | Fair | 48.9 ft | 267 | 1904 |
| K.o. Road over Crooked Creek | Fair | 67.9 ft | 259 | 1975 |
| SR 2028 Cortny Ml. over Over Wolf Creek | Fair | 79.1 ft | 245 | 1965 |
| SR 4002 Coal Hill over Big Run | Fair | 70.9 ft | 220 | 1977 |
| Lebanon AVE over Saul Run | Fair | 26.9 ft | 214 | 1934 |
| Lancaster AVE over Saul Run | Fair | 26.9 ft | 213 | 1982 |
| Church Road over Mill Run | Fair | 81.0 ft | 209 | 1975 |
| Harrisville Road over Wolf Creek | Fair | 34.1 ft | 201 | 1958 |
| SR 1019 Creek Rd. over Sandy Creek | Fair | 181.1 ft | 196 | 1960 |
| Pinchlong Road over Swamp Run Branch | Fair | 25.9 ft | 182 | 1922 |
| SR 2009 Cntrtwn.rd over Over Centertown Run | Fair | 49.9 ft | 179 | 1961 |
| SR 1012 Glenn Schl over Over Little Sandy Creek | Fair | 26.9 ft | 178 | 1966 |
| SR 1101 Creek Road over Over SR 79 SB | Fair | 169.9 ft | 162 | 1969 |
| SR 2022 Millbrook over Over Wolf Creek | Fair | 53.1 ft | 153 | 1895 |
| SR 2016 Church RD over Over Mill Creek | Fair | 43.0 ft | 151 | 1952 |
| SR 2022 Millbrook over Over Wolf Creek Branch | Fair | 24.9 ft | 151 | 1976 |
| Skunk Run over Coolspring Creek Branch | Fair | 23.0 ft | 147 | 1991 |
| SR 2024 Kilgore RD over Over Wolf Creek Branch | Fair | 33.1 ft | 145 | 1960 |
| Black Run over Black Run Branch | Fair | 63.0 ft | 134 | 1972 |
| SR 2103 Mill Brook over Over SR 79 Nb/sb | Fair | 237.9 ft | 123 | 1966 |
| SR 3101 Stone Pile over SR 80 EB & WB | Fair | 205.1 ft | 121 | 1965 |
| Andrusky Road over Yellow Creek | Fair | 65.9 ft | 115 | 1985 |
| W. Lake Road over Brush Run | Fair | 131.9 ft | 113 | 1965 |
| Foster Road over Mill Creek | Fair | 30.8 ft | 106 | 1986 |
| Long Hill RD over Little Shenango River | Fair | 80.1 ft | 103 | 1983 |
| Bush Road over Otter Creek Tributary | Fair | 35.1 ft | 102 | 1958 |
| Triple Link Road over Sandy Creek | Fair | 71.9 ft | 98 | 1987 |
| Montgomery Dam RD over Wolf Creek | Fair | 46.9 ft | 97 | 1985 |
| Clark Road over Fox Run | Fair | 35.1 ft | 93 | 1976 |
| Triple Link Road over Butchery Creek | Fair | 27.9 ft | 89 | 1974 |
| Cossitt Road over Big Run | Fair | 70.9 ft | 89 | 1962 |
| Groover Road over Bluff Run | Fair | 22.0 ft | 85 | 1974 |
| Wise Road over W Bran Little Neshannock | Fair | 32.2 ft | 75 | 1975 |
| South Barry Road over Booth Run | Fair | 29.9 ft | 66 | 1990 |
| Campground Road over Turkey Run | Fair | 38.1 ft | 62 | 1966 |
| Haywood Street over Hogback Run | Fair | 45.9 ft | 52 | 1928 |
| Straub Road over Otter Creek | Fair | 28.9 ft | 45 | 1985 |
| S. Barry Road over Booth Run | Fair | 25.9 ft | 44 | 1964 |
| Smola Road over Schofields Run | Fair | 26.9 ft | 36 | 1979 |
| Jack Road over Wolf Creek Branch | Fair | 34.1 ft | 34 | 1938 |
| Old Mercer Road over Pine Run | Fair | 45.9 ft | 33 | 1988 |
| Holibaugh Road over Powder Mill Creek | Fair | 25.9 ft | 32 | 1977 |
| Carey Road over Pine Run | Fair | 44.0 ft | 32 | 1958 |
| Old Perry Highway over Sandy Creek | Fair | 46.9 ft | 28 | 1986 |
| Gardner Hill RD over Shenango River Branch | Fair | 25.9 ft | 23 | 1934 |
| Pierson Road over Morrison Run | Fair | 24.9 ft | 22 | 1962 |
| Black Road over French Creek Branch | Fair | 24.9 ft | 20 | 1905 |
| Hemlock Road over East Branch Wolf Creek | Fair | 86.0 ft | 17 | 1961 |
| Creek Road over Wolf Creek | Fair | 75.1 ft | 10 | 1962 |
| SR 80 Eb/wb & Ramp over Hogback Run | Good | 24.9 ft | 26,925 | 1966 |
| SR 80 EB over Over SR 18 New Castle RD | Good | 98.1 ft | 13,718 | 1993 |
| SR 80 WB over Over SR 18 New Castle RD | Good | 98.1 ft | 13,426 | 1994 |
| SR 80 EB over Over Abndn.rr/neshnk.ck | Good | 380.9 ft | 12,992 | 1998 |
| SR 80 WB over Over SR 173 Grove City | Good | 100.1 ft | 12,803 | 1965 |
| SR 80 EB over Over T998 Centertown Rd. | Good | 33.1 ft | 12,625 | 1965 |
| SR 80 EB over Over SR 2007 T-439 & Rr | Good | 378.9 ft | 12,491 | 1998 |
| SR 80 WB over Over SR 2007 T-439 & Rr | Good | 378.9 ft | 11,828 | 1999 |
| SR 208 Grove City over Over I-79 Nb/sb | Good | 225.1 ft | 11,221 | 2007 |
| SR 18 Sharon Road over Over Shenango River | Good | 426.8 ft | 10,243 | 1966 |
| SR 18 Main Street over Over Shenango River | Good | 118.1 ft | 10,072 | 1997 |
| SR 62 Expressway over Over Ns Railroad | Good | 121.1 ft | 9,562 | 2010 |
| SR 62 Shen Vly Exp over Over SR 718 S Doc & Nsr | Good | 297.9 ft | 9,562 | 2010 |
| SR 3008 E.state ST over Over Shenango River Trib | Good | 25.9 ft | 9,270 | 1996 |
| SR 19 Franklin St. over Over Munnel Run | Good | 45.9 ft | 7,975 | 2018 |
| SR 518 Walnut ST over Pine Hollow Run | Good | 369.1 ft | 7,823 | 2006 |
| SR 60 Broadway AVE over Bobby Run | Good | 23.0 ft | 7,590 | 1950 |
| SR 18 College Ave. over Over Little Shenango R | Good | 105.0 ft | 5,803 | 1986 |
| SR 518 Longview RD over Over Bobby Run | Good | 53.1 ft | 5,138 | 1997 |
| SR 58 Wilson Ave. over Over Neshannock Creek | Good | 122.0 ft | 4,767 | 1986 |
| SR 318 W.mdlsx-mrc over Shenango River | Good | 233.9 ft | 4,723 | 2018 |
| SR 58 Mercer Road over Moury Run | Good | 46.9 ft | 4,707 | 2013 |
| SR 718 State ST over Shenango River | Good | 209.0 ft | 4,628 | 2007 |
| SR 173 Liberty ST over Swamp Run | Good | 63.0 ft | 4,083 | 2014 |
| SR 62 Franklin Rd. over Over Otter Creek | Good | 60.0 ft | 3,889 | 1997 |
| SR 58 S.diamond ST over Over Munnell Run | Good | 28.9 ft | 3,660 | 1959 |
| SR 318 Hubb-w Mid over Shenango River Trib | Good | 24.0 ft | 3,392 | 2014 |
| SR 208 North St. over Over Wolf Creek | Good | 111.9 ft | 3,248 | 2004 |
| SR 18 New Castle R over Over Powell Run | Good | 32.2 ft | 3,179 | 1990 |
| SR 2025 N.liberty over Lake Barmore Outlet | Good | 35.1 ft | 3,167 | 2007 |
| SR 4012 Reynolds R over Over Shenango River | Good | 182.1 ft | 3,153 | 1960 |
| Hamburg Road over Shenango River Br | Good | 43.0 ft | 3,134 | 2003 |
| Oakland Avenue over US 62 | Good | 320.9 ft | 3,127 | 2006 |
| SR 19 over Neshannock Creek | Good | 148.0 ft | 2,788 | 2013 |
| Sandy Lake RD over Mill Creek | Good | 26.9 ft | 2,735 | 2017 |
| SR 258 Butler Pike over Over Neshannock Creek | Good | 107.9 ft | 2,720 | 1998 |
| Butler Pike over Pine Run | Good | 73.2 ft | 2,720 | 2009 |
| SR 158 Mercer Rd. over Little Neshannock Creek | Good | 89.9 ft | 2,645 | 2010 |
| SR 0158 Mercer RD over W Br Little Neshannock C | Good | 89.9 ft | 2,645 | 2011 |
| SR 718 Water St. over Big Run | Good | 82.0 ft | 2,645 | 2014 |
| SR 62 Franklin Rd. over Fox Run | Good | 53.1 ft | 2,614 | 2024 |
| Butler Pike over Black Run | Good | 58.1 ft | 2,586 | 2010 |
| SR 258 Butler Pike over Over Tinkers Run | Good | 44.0 ft | 2,586 | 2010 |
| SR 3018 Buckeye DR over Over Mccullough Run | Good | 40.0 ft | 2,567 | 1999 |
| SR 19 Perry Highw over Sandy Creek | Good | 112.9 ft | 2,559 | 2011 |
| SR 19 Perry Hwy. over Black Run | Good | 46.9 ft | 2,559 | 2015 |
| Williamson Road over Over Lt.shenango River | Good | 130.9 ft | 2,248 | 2006 |
| SR 19 Perry Hwy. over Over Otter Creek | Good | 67.9 ft | 2,222 | 1995 |
| SR 846 River Road over Over Mccullough Run | Good | 49.9 ft | 1,958 | 1997 |
| Sr2005irishtown RD over Over B.&l.e. R.r. | Good | 146.0 ft | 1,935 | 2015 |
| SR 322 Liberty St. over Over Shenango River | Good | 133.9 ft | 1,902 | 1984 |
| SR 173 Grove City over Trib To Wolf Creek | Good | 55.1 ft | 1,873 | 2013 |
| SR 318 Main ST over Over I-376 Nb/sb Beaver | Good | 207.0 ft | 1,813 | 2024 |
| N. Race Street over Little Shenango | Good | 128.9 ft | 1,756 | 2016 |
| SR 173 Grove City over Wolf Creek Branch | Good | 64.0 ft | 1,681 | 2010 |
| SR 62 Main Street over Over Sandy Creek | Good | 103.0 ft | 1,592 | 1991 |
| SR 158 Mercer Road over Over Neshannock Creek Tr | Good | 22.0 ft | 1,572 | 1984 |
| Airport Road over Wolf Creek | Good | 107.9 ft | 1,547 | 1985 |
| SR 4017 Warner RD over Over B.&l.e. Railroad | Good | 53.1 ft | 1,535 | 1997 |
| Sandy Lake Road over Deer Creek | Good | 94.2 ft | 1,473 | 2009 |
| Lynnwood Road over Bobby Run | Good | 38.1 ft | 1,423 | 2003 |
| Middlesexmercer RD over Little Neshannock Creek | Good | 74.1 ft | 1,409 | 2017 |
| SR 4006 Porter RD over Little Shenango River | Good | 136.2 ft | 1,392 | 2005 |
| SR 58 Kinsman Road over Over Sugar Creek | Good | 42.0 ft | 1,381 | 2001 |
| SR 718 Ivanhoe RD over Mccullough Run | Good | 50.9 ft | 1,305 | 2013 |
| Kinsmen Road over Br. Sugar Creek | Good | 47.9 ft | 1,263 | 2009 |
| Chestnut Street over Wolf Creek | Good | 305.1 ft | 1,226 | 2007 |
| SR 2002 Leesbrg RD over Hunter Run | Good | 84.0 ft | 1,101 | 2014 |
| SR 258 Lake Road over Over Lacawannock Creek | Good | 41.0 ft | 1,015 | 1997 |
| SR 1001 Fredonia R over Over Little Shenango R | Good | 74.1 ft | 1,003 | 1955 |
| SR 2014 Scrubgrass over Over Mill Creek | Good | 57.1 ft | 985 | 2005 |
| SR 2001 N.castle R over Over Indian Run | Good | 53.1 ft | 983 | 2020 |
| Fullingmill Road over Lackawannock Creek | Good | 32.2 ft | 980 | 1998 |
| Canon Road over Little Shenango | Good | 33.1 ft | 978 | 1997 |
| Colt Road over Big Run | Good | 22.0 ft | 975 | 1975 |
| SR 965 Jcksn.ctr.r over Over Yellow Creek | Good | 34.1 ft | 900 | 1996 |
| Shenango Park Road over Brush Run | Good | 43.0 ft | 858 | 1967 |
| SR 1014 Georgetown over Over Mill Creek | Good | 28.9 ft | 851 | 1960 |
| Old Route 322 over Powdermill Run | Good | 20.0 ft | 850 | 2012 |
| E. Lake Road over Shenango River Br | Good | 160.1 ft | 765 | 1965 |
| SR 846 Orngvlle.rd over Big Run | Good | 78.1 ft | 741 | 1989 |
| SR 3020. Lamor RD over Tr To Magargee Run | Good | 36.1 ft | 723 | 2011 |
| SR 2002 Leesbrg RD over Over Neshannock Creek | Good | 104.0 ft | 722 | 2023 |
| SR 258 Lake Road over Daley Run | Good | 35.1 ft | 660 | 2011 |
| SR 4021 Atlantic over Over Hollow Run | Good | 47.9 ft | 567 | 2010 |
| Tie Line Road over Swamp Run | Good | 39.0 ft | 561 | 1968 |
| SR 3039 Valley RD over Over Lackawannock Creek | Good | 58.1 ft | 552 | 2022 |
| Fox Mine Road over Unnamed Trib Of Fox Run | Good | 26.9 ft | 523 | 2006 |
| Freeland Road over Little Shenango River | Good | 80.1 ft | 511 | 1984 |
| SR 1024 Co.line RD over Over SR 79 Nb/sb | Good | 241.1 ft | 500 | 1967 |
| E. Cornell Road over Otter Creek | Good | 88.9 ft | 489 | 1985 |
| SR 551 Pulaski Rd. over Over Buchanan Run Trib | Good | 33.1 ft | 472 | 1989 |
| SR 2014 Scrubgrass over Wolf Creek | Good | 92.8 ft | 472 | 2012 |
| SR 1015 Carlton RD over French Creek | Good | 274.9 ft | 469 | 2014 |
| SR 1009 L. Wilhelm over Little Shenango River | Good | 73.2 ft | 465 | 2011 |
| Kelly Road over Shenango River | Good | 199.1 ft | 444 | 2022 |
| SR 1011 Crpntrs.cr over Over Clark Run | Good | 28.9 ft | 431 | 1909 |
| SR 1011 over Pine Run | Good | 24.0 ft | 431 | 1907 |
| SR 4025 Fredonia R over Mill Run | Good | 24.9 ft | 422 | 1977 |
| Andrusky Road over Mill Creek | Good | 44.0 ft | 412 | 1969 |
| SR 4002 Carlisle over Over Booth Run | Good | 159.1 ft | 405 | 1963 |
| Lamor Road over Lackawannock Creek | Good | 23.0 ft | 393 | 2017 |
| SR 1004 Stoneboro over Over SR 79 Nb/sb | Good | 228.0 ft | 391 | 1967 |
| SR 1004 Stoneboro over Coolspring Creek | Good | 38.1 ft | 391 | 2010 |
| Halfway Road over Shenango River | Good | 105.0 ft | 365 | 1983 |
| SR 4021 Creek RD over Over Morrison Run | Good | 36.1 ft | 349 | 1958 |
| SR 4021 Beatty Sch over Over Mccain Run | Good | 37.1 ft | 349 | 1997 |
| SR 4021 Beatty Sch over Over Shenango River Trib | Good | 30.8 ft | 349 | 2001 |
| Oak Hill Road over Turkey Run | Good | 55.1 ft | 305 | 2016 |
| Tait Road T-688 over Neshannock Creek | Good | 86.9 ft | 295 | 1966 |
| SR 4016 Osgood RD over Over Crooked Creek | Good | 70.9 ft | 288 | 1963 |
| SR 3022 Rutledge R over Over Lackawannock Creek | Good | 33.1 ft | 281 | 1999 |
| SR 3022 Rutledge R over Over Lacawannock Creek | Good | 43.0 ft | 281 | 1999 |
| Blahut Road over Shenango River Branch | Good | 29.9 ft | 272 | 1995 |
| SR 2004 Milburn RD over Over Mill Run | Good | 32.2 ft | 267 | 1992 |
| SR 2004 Milburn RD over Neshannock Ck | Good | 85.0 ft | 267 | 2007 |
| SR 1015 New Lbanon over Over North Deer Creek | Good | 103.0 ft | 262 | 1996 |
| Sunol Road over North Deer Creek Trib | Good | 29.9 ft | 249 | 1994 |
| Riggs Road over Little Deer Creek | Good | 30.8 ft | 233 | 2007 |
| E. Gilmore Road over Wolf Creek East Branch | Good | 22.0 ft | 231 | 1996 |
| SR 2102 Clntvlle R over Over SR 79 NB | Good | 139.1 ft | 229 | 1966 |
| SR 2102 Clntvlle R over Over SR 79 SB | Good | 146.0 ft | 229 | 1966 |
| SR 2101 Hartwick R over Over SR 80 Eb/wb | Good | 225.1 ft | 229 | 1965 |
| S. Cottage Road over Yellow Creek | Good | 67.9 ft | 228 | 1981 |
| SR 4024 Baker Hill over Lawango Creek | Good | 74.1 ft | 226 | 2010 |
| Baker Hill Road over Sugar Run | Good | 29.9 ft | 226 | 2010 |
| Walnut Street over Sandy Lake Outlet | Good | 24.9 ft | 223 | 2017 |
| SR 4001 N Summit over Sugar Run Trib | Good | 24.9 ft | 207 | 2013 |
| Clark Road over Yellow Creek | Good | 26.9 ft | 205 | 1971 |
| Colt Road over Chestnut Creek | Good | 22.0 ft | 202 | 1975 |
| N. Maysville Road over Big Run | Good | 21.0 ft | 201 | 1976 |
| Elliott Road over Black Run | Good | 43.0 ft | 190 | 1976 |
| County Line Road over Sandy Creek | Good | 39.0 ft | 188 | 1999 |
| Henry Road over Little Shenango River | Good | 45.9 ft | 179 | 1963 |
| Hogback Road over Hogback Run | Good | 33.1 ft | 177 | 2007 |
| Fleming Road over Swamp Run | Good | 22.0 ft | 172 | 1983 |
| SR 1101 Creek Rd. over SR 79 NB | Good | 169.9 ft | 162 | 1969 |
| Mcclelland Road over Pine Run | Good | 26.9 ft | 154 | 1988 |
| Tie Line Road over Wolf Creek Branch | Good | 36.1 ft | 152 | 1964 |
| SR 4021 Beatty Sch over Shenango River Trib | Good | 24.0 ft | 144 | 2003 |
| Pierson Road over Little Shenango River | Good | 73.2 ft | 141 | 1992 |
| Number 8 Road over Lt Neshannock Creek Bran | Good | 20.0 ft | 132 | 1956 |
| Mill Creek Road over Mill Creek | Good | 37.1 ft | 130 | 1974 |
| Diamond Road over Wolf Creek Branch | Good | 27.9 ft | 127 | 2008 |
| Bush Road over Otter Creek | Good | 35.1 ft | 109 | 1975 |
| N. Bend Road over Lackawannock Creek | Good | 147.0 ft | 94 | 1965 |
| Creek Road over North Deer Creek | Good | 65.0 ft | 90 | 1965 |
| Clay Furnace Road over Magargee Run | Good | 44.0 ft | 85 | 1973 |
| Sugar Run Road over Sugar Run | Good | 24.0 ft | 81 | 1990 |
| N. Mill Road over Coolsprings Creek | Good | 42.0 ft | 78 | 1984 |
| Creek Road over Indian Run | Good | 35.1 ft | 78 | 1988 |
| Brinkley Road over Wolf Creek East Branch | Good | 26.9 ft | 73 | 1999 |
| Obitz Road over Mill Creek | Good | 39.0 ft | 72 | 1982 |
| Jamison Road over Wolf Creek Branch | Good | 38.1 ft | 72 | 1983 |
| Clayfurnace Road over Magargee Run | Good | 30.8 ft | 69 | 2002 |
| Patterson School over Wolf Creek East Branch | Good | 49.9 ft | 67 | 2001 |
| Woodland Road over Pine Run | Good | 42.0 ft | 63 | 1986 |
| Holmes Road over Otter Creek | Good | 53.1 ft | 61 | 1984 |
| Cribbs Road over Pine Run | Good | 25.9 ft | 61 | 1994 |
| Deer Creek over North Deer Creek | Good | 40.0 ft | 58 | 1975 |
| Delaware Road over Otter Creek | Good | 40.0 ft | 56 | 1985 |
| Shell Road over Little Shenango Branch | Good | 22.0 ft | 56 | 1994 |
| North Road over North Deer Creek | Good | 45.9 ft | 52 | 1987 |
| Campground Road over Brush Run | Good | 26.9 ft | 50 | 1975 |
| Mcewen Road over Kents Run | Good | 22.0 ft | 48 | 1994 |
| Cossitt Road over Big Run Branch | Good | 32.2 ft | 46 | 1977 |
| Uber Road over Pine Run | Good | 23.0 ft | 44 | 2000 |
| Mill Run Road over Mill Creek | Good | 22.0 ft | 43 | 1987 |
| Redfoot Road over Otter Creek | Good | 58.1 ft | 43 | 2015 |
| Vogan Road over Small Creek | Good | 21.0 ft | 41 | 1987 |
| Parker Road over Unk Tri To Fox Run | Good | 41.0 ft | 41 | 2017 |
| Sopher Road over Wolf Creek Branch | Good | 23.0 ft | 34 | 1985 |
| Sunol Road over North Deer Creek | Good | 34.1 ft | 32 | 2007 |
| Branch Road over North Deer Creek | Good | 26.9 ft | 31 | 1990 |
| Deemers Dam Road over Little Sandy Creek | Good | 34.1 ft | 27 | 1997 |
| Sunol Road over Black Run | Good | 22.0 ft | 24 | 1982 |
| Old Perry Highway over Black Run | Good | 23.0 ft | 24 | 1986 |
| Lower Road over North Deer Creek | Good | 34.1 ft | 24 | 1997 |
| Kerrstown Road over Dugan Road | Good | 27.9 ft | 8 | 1895 |