| Usr 250 over Rattlesnake Creek | 2011 | 14,942 | Good |
| Usr 250 over over Hur-20-1349 | 1968 | 11,427 | Good |
| Usr 20 over West Br Huron River | 1936 | 11,337 | Fair |
| Usr 224 over Marsh Run | 1983 | 9,030 | Fair |
| Usr 250 over Trib of Cole Creek | 1994 | 7,525 | Fair |
| Usr 250 over Trib of Norwalk Creek | 1988 | 7,525 | Good |
| Usr 250 over Trib.of Norwalk Creek | 2004 | 7,525 | Good |
| Usr 20 over Cole Creek | 1965 | 7,429 | Good |
| Usr 20 over Vermilion River # | 1933 | 6,398 | Good |
| CR 114 N. Ridge Rd over over Hur-020 -1236 | 1965 | 6,390 | Good |
| TH 148 S. Norwalk over over Hur-020 -1170 | 1965 | 6,390 | Good |
| SR 61 over over W&l.e. RR | 1906 | 6,311 | Poor |
| Cleveland Road over Abandoned Railroad | 1934 | 6,071 | Fair |
| Usr 20 over Rattlesnake Creek | 2000 | 5,740 | Good |
| Usr 20 & SR 18 over over Hur-61-1675&cole CR | 1965 | 5,624 | Good |
| Usr 20 & SR 18 over over Hur-61-1675&cole CR | 1965 | 5,624 | Fair |
| Usr 20 over East Branch Huron River | 1965 | 5,624 | Good |
| Usr 20 over East Branch Huron River | 1965 | 5,624 | Good |
| Usr 20 over over Hur-061c-0034r | 1965 | 5,624 | Good |
| Usr 20 over over Hur-061c-0036r | 1965 | 5,624 | Good |
| Usr 250 over Vermillion River | 2014 | 5,304 | Good |
| Usr 20 over Trib of Vermilion River | 1965 | 5,054 | Fair |
| SR 99 over over CSX RR | 1961 | 4,930 | Fair |
| Usr 20 & SR 18 over Norwalk Creek | 1965 | 4,582 | Good |
| Old State Road over Norwalk Creek | 1934 | 4,343 | Fair |
| SR 61C Spur over East Br of Huron River | 1940 | 4,300 | Good |
| Ch 52 Old State Rd over over Hur-020 -1393 | 1965 | 4,160 | Good |
| SR 269 over N & S Railroad | 2006 | 4,123 | Good |
| SR 269 over over N&S Rr&harrison St | 1969 | 4,123 | Good |
| Usr 224 over Trib SW Br Vermilion Rv | 1956 | 4,066 | Good |
| SR 61 over Cole Creek | 1965 | 3,851 | Good |
| SR 61 over Norwalk Creek | 1965 | 3,851 | Fair |
| SR 61 over over W&le Rr(abandoned) | 1900 | 3,839 | Fair |
| New State 150 over New State / Co Di 405 | 1993 | 3,756 | Fair |
| New State 150 over New State / Cole Creek | 1993 | 3,756 | Fair |
| SR 61 over Rattlesnake Creek | 2013 | 3,563 | Good |
| SR 18 over Trib of Vermilion River | 1972 | 3,508 | Fair |
| Usr 250 over CSX Railroad | 2009 | 3,335 | Good |
| Usr 250 over Trib of Vermilion River | 1999 | 3,335 | Good |
| Usr 250 over over Vermilion River | 2009 | 3,335 | Good |
| SR 99 over Seymour Creek | 1938 | 3,322 | Fair |
| Ridge 114 over Stream | 2008 | 3,302 | Good |
| SR 598 over Marsh Run | 1961 | 3,235 | Fair |
| SR 61 over East Branch Huron River | 1967 | 3,208 | Fair |
| Usr 224 over S W Br of Vermilion Rive | 1992 | 3,179 | Good |
| Usr 224 over Trib SW Br Vermilion Riv | 1970 | 3,179 | Fair |
| Usr 224 over Trib of W Br Huron River | 1991 | 3,179 | Good |
| Usr 224 over West Br Huron River | 2011 | 3,179 | Good |
| Usr 224 over Trib Vermilion River | 1996 | 3,110 | Fair |
| SR 99 over Trib of W Br Huron River | 1965 | 3,001 | Good |
| SR 18 over Trib of Vermilion River | 1943 | 2,938 | Fair |
| SR 18 over Trib. of Vermilion River | 1997 | 2,938 | Good |
| SR 18 over Trib. of Vermilion River | 1997 | 2,938 | Good |
| SR 18 over Vermilion River | 1956 | 2,938 | Fair |
| SR 601 over Rattlesnake Creek | 2020 | 2,900 | Good |
| River 116 over River / W Br Huron Rvr | 2000 | 2,872 | Fair |
| SR 18 over East Branch of Black Riv | 1933 | 2,860 | Fair |
| Usr 20 over Megginson Creek | 1949 | 2,842 | Good |
| Usr 20 over Megginson Creek | 1949 | 2,842 | Good |
| Usr 20 over Seymour Creek | 1949 | 2,842 | Good |
| Usr 20 over Seymour Creek | 1949 | 2,842 | Good |
| SR 13 over SW Br of Vermilion River | 1964 | 2,840 | Fair |
| Baseline Rd CR 11 over Baseline / Ashland Rail | 1950 | 2,803 | Poor |
| SR 61 over Trib of Huron River | 1949 | 2,774 | Good |
| SR 103 over Trib of Marsh Run | 1961 | 2,649 | Fair |
| SR 60 over E Br of Vermilion River | 1990 | 2,585 | Good |
| SR 61 over West Branch Huron River | 1958 | 2,575 | Good |
| East Elm Street over Norwalk Creek | 1997 | 2,430 | Fair |
| Washington 124 over Washington/e Br Hrn Rvr | 2003 | 2,312 | Good |
| Usr 20 & SR 18 over over W&e RR | 1965 | 2,291 | Fair |
| Usr 20 & SR 18 over over W&e RR | 1965 | 2,291 | Fair |
| Old State 52 over Old State / Cole Creek | 1934 | 2,236 | Fair |
| Townline 151 over Townline 151 / Co Di 430 | 2007 | 2,227 | Good |
| SR 113 over Trib of Seymour Creek | 1932 | 2,186 | Fair |
| SR 99 over Trib of Huron River | 1979 | 2,100 | Good |
| SR 99 over Frink Run | 1972 | 2,022 | Good |
| SR 99 over Slate Run | 1967 | 2,022 | Good |
| Section Line 30 over Sec Ln 30 / Co Di 1200 | 2003 | 1,804 | Good |
| Section Line 30 over Sec Ln 30 / Frink Run | 2003 | 1,804 | Good |
| Section Line 30 over Sec Ln 30 / Hass Ditch | 1993 | 1,804 | Fair |
| Section Line 30 over Sec Ln 30 / Slate Run | 1960 | 1,804 | Poor |
| Ridge 114 over Ridge / Cole Creek | 1997 | 1,781 | Fair |
| Usr 224 over Trib of Honey Creek | 1984 | 1,678 | Fair |
| SR 61 over Marsh Run | 1979 | 1,611 | Fair |
| Old State 52 over Old State/rattle Snak CR | 1952 | 1,547 | Fair |
| SR 162 over E Br Vermilion River | 1992 | 1,372 | Good |
| SR 4 over Megginson Creek | 1979 | 1,363 | Good |
| Section Line 30 over Sec Ln 30 / CSX Railroad | 2000 | 1,304 | Fair |
| South West Street over Norwalk Creek | 1997 | 1,299 | Fair |
| Linwood Avenue over Norwalk CR N&W RR Waters | 1973 | 1,263 | Fair |
| SR 60 over Trib of Vermilion River | 1932 | 1,243 | Fair |
| SR 60 over Vermilion River | 1990 | 1,243 | Fair |
| Propect Street over Co Ditch 56 | 2013 | 1,180 | Good |
| Peru Center 045 over Peru Center/seymour Crk | 2006 | 1,167 | Good |
| County Road 228 over Co Rd 228/E Br Hrn Rvr | 1925 | 1,158 | Poor |
| Schaefer 47 over Schaefer/e Br Huron Rvr | 2001 | 1,158 | Good |
| Niver 073 over Niver / Co Di 1450 | 2005 | 1,147 | Good |
| New State 150 over New State / Co Di 1550 | 1984 | 1,100 | Fair |
| SR 162 over Mud Run | 1962 | 1,073 | Fair |
| SR 162 over Trib W Br Huron River | 1957 | 1,073 | Fair |
| SR 162 over Trib W Br Huron River | 1957 | 1,073 | Fair |
| New State 150 over New State / Cole Creek | 1988 | 1,048 | Good |
| SR 162 over Overflow W Br Huron Rive | 1957 | 1,015 | Good |
| SR 162 over Trib W Br Huron River | 2006 | 1,015 | Good |
| SR 162 over West Br Huron River | 1957 | 1,015 | Good |
| Greenwich Milan Tl over Grnwch Mi T L/norwalk CR | 2004 | 979 | Good |
| Grnwch Mln Tl 51 over Grnwch Mln Tl Co D1 134 | 2009 | 979 | Fair |
| Grnwch Mln Tl 51 over Grnwch Mln Tl Co D1 259 | 2009 | 979 | Good |
| Grnwch Mln Tl 51 over Grnwch Mln Tl Co Di 235 | 2009 | 979 | Good |
| SR 303 over Brandy Creek | 2011 | 967 | Good |
| SR 303 over Vermilion River | 1954 | 967 | Fair |
| Standardsburg 90 over Standrdsbrg/w Br Hrn Rvr | 1926 | 951 | Good |
| Grnwch Anglg 139 over SW B Vrm R | 2009 | 940 | Good |
| SR 162 over Mud Run | 1962 | 940 | Good |
| SR 547 over Trib W Br Huron River | 2023 | 890 | Good |
| Baseline 11 over Baseline / Co Di 1750 | 2024 | 883 | Good |
| Section Line 30 over Sec Ln 30 / Mud Run | 2003 | 871 | Fair |
| SR 547 over Trib W Br Huron River | 1976 | 866 | Good |
| SR 547 over Trib. of Frink Run | 1992 | 866 | Good |
| Section Line 30 over Sec Ln 30 / Megginson CR | 2003 | 856 | Good |
| Usr 20 over over Hur-20-1620 | 1965 | 844 | Good |
| Fitchville Rvr 60 over Fitchvil Rvr/indian Crk | 1966 | 841 | Fair |
| Fairfield Angling over Br Huron R | 2017 | 838 | Good |
| SR 162 over East Branch Huron River | 1962 | 803 | Fair |
| Zenobia 186 over Zenobia / Co Di 104 | 1995 | 800 | Good |
| Old US 250 over Vermilion River | 1984 | 797 | Good |
| West Collins 57 over West Collins/co Di 1101 | 1965 | 797 | Fair |
| Fitchville River over Fitchvil Rvr/brndywn Crk | 2006 | 727 | Good |
| CR 58 over Indian Ck | 2014 | 717 | Good |
| Townline 12 over Stream | 2008 | 682 | Good |
| Baseline 011 over Baseline / Co Di 1750 | 2023 | 663 | Good |
| South Norwalk 148 over South Norwalk/co Di 104 | 1962 | 656 | Fair |
| Baseline 014 over Baseline/w Br Huron Rvr | 1955 | 600 | Good |
| Biglow Parkway over RR Griffin Rd | 2005 | 585 | Good |
| Old State over Stream | 2014 | 542 | Good |
| Lovers Lane Rd over E Br Huron River | 2015 | 536 | Good |
| Hasbrock 161 over Hasbrock / Cole Creek | 1968 | 532 | Good |
| Townline 12 over Townline 12 / Walnut Crk | 1971 | 507 | Fair |
| Townline 12 over Twnln 12 / W Br Huron Rv | 2002 | 507 | Good |
| Boughtonville 105 over Boughtnvl/w Br Huron Rvr | 1956 | 493 | Poor |
| New State 150 over New State/w Br Huron Rvr | 2004 | 492 | Good |
| Hettle 089 over Hettle / W Br Huron Rvr | 2005 | 484 | Good |
| Hettle 89 over Hettle / Slate Run | 1994 | 484 | Good |
| Wenz 006 over Wenz / Vermilion River | 2006 | 477 | Good |
| Wenz 6 over Wenz / Co Di 177 & 377 | 2021 | 477 | Good |
| Laylin 152 over Laylin / Norwalk Crk | 1973 | 462 | Fair |
| New State 0150 over New State/e Br Huron Rvr | 2005 | 459 | Good |
| New State 150 over New State / Co Di 337 | 2001 | 459 | Fair |
| Ridge 114 over Ridge / Cole Creek | 1964 | 454 | Fair |
| Ridge 114 over Ridge / Cole Creek | 1966 | 454 | Fair |
| Cook 185 over Cook / Indian Creek | 1966 | 422 | Fair |
| Cook 185 over Cook / Vermilion Rvr | 1940 | 422 | Poor |
| Old State 52 over Old State / CSX Railroad | 2001 | 419 | Good |
| Old State 52 over Old State / Co Di 24 | 1993 | 419 | Good |
| Old State 52 over Old State/w Br Huron Rvr | 1975 | 419 | Good |
| Alpha 144 over Alpha / Cl Di 1852 | 1977 | 416 | Good |
| SR 18 over over Hur-020 -1545 | 1968 | 402 | Good |
| Bauman 99 over Bauman/ W Br Huron Rvr | 1992 | 400 | Good |
| Plymouth East Rd over West Branch Huron River | 2017 | 395 | Good |
| New London S L 21 over New London S L/ C D 1301 | 1997 | 393 | Good |
| Derussey 175 over Derussey/whlng & Lk Erie | 1997 | 385 | Good |
| North Greenfield 7 over N Greenfield 7 / Mud Run | 1974 | 385 | Fair |
| Peru Oleana 164 over Peru Olena / Co Di 1300 | 1966 | 384 | Poor |
| Sandhill 040 over Sandhill / Seymour Crk | 1952 | 384 | Poor |
| Sandhill Rd 040 over Sandhill / Megginson Crk | 2024 | 384 | Good |
| Prospect 167 over Prospect/e Br Vrmln Rvr | 1996 | 362 | Good |
| Sandhill Rd 040 over Sandhill / Frink Run | 1944 | 361 | Poor |
| Sherman Norwich over Stream | 2014 | 351 | Good |
| Townline 131 over Townline 131/E Br Hrn Rv | 1964 | 351 | Fair |
| Union 163 over Union / Co Di 207 | 1994 | 351 | Fair |
| Wakeman T L 59 over Wakeman T L/chappell Crk | 1972 | 350 | Fair |
| SR 162 over Mud Run | 1996 | 344 | Fair |
| SR 162 over Slate Run | 1996 | 344 | Fair |
| Zenobia 186 over Zenobia/e Br Vermiln Rvr | 2005 | 336 | Good |
| Plymouth East 107 over Plymouth E / Co Di 1800 | 2003 | 333 | Fair |
| Plymouth East 107 over Plymouth E / Co Di 24 | 1993 | 333 | Good |
| Plymouth East 107 over Plymouth E/sw Br Vrmln R | 1993 | 333 | Fair |
| Plymouth East 107 over Plymouth E/w Br Hrn Rvr | 1994 | 333 | Good |
| Plymouth East 107 over Plymth East/w Br Hrn Rvr | 1998 | 333 | Good |
| Peru Oleana 164 over Peru Olena / Cole Creek | 1992 | 327 | Good |
| Peru Oleana Rd over Cole Ck | 2010 | 327 | Good |
| Peru Oleana over Cole Ck | 2010 | 327 | Good |
| Boehler 35 over Boehler / Frink Run | 1994 | 324 | Good |
| Brown 126 over Brown / E Br Huron Rvr | 1972 | 324 | Fair |
| Buckingham 181 over Buckingham / Co Di 57 | 1922 | 324 | Fair |
| Buckingham 181 over Buckingham / Co Di 64 | 1964 | 324 | Good |
| Buckinghan 181 over Buckingham / Marsh Run | 1922 | 324 | Poor |
| Daniels 70 over Daniels / Mud Run | 1994 | 324 | Good |
| Dogtown 031 over Dogtown / Frink Run | 1997 | 324 | Good |
| Dogtown 31 over Dogtown / Slate Run | 1997 | 324 | Good |
| Dogtown Road over Dogtown / Co Di 360 | 2023 | 324 | Good |
| Fern 94 over Fern / W Br Huron Rvr | 2000 | 324 | Good |
| Ferry 146 over Ferry / Co Di 177 & 377 | 1935 | 324 | Fair |
| Ferry 146 over Ferry / E Br Vrmiln Rvr | 1999 | 324 | Good |
| Fitchville Rvr 60 over Fitchvil Rvr/chappel Crk | 1972 | 324 | Fair |
| Heyman 29 over Heyman / Co Di 1200 | 1995 | 324 | Good |
| Heyman 29 over Heyman / Frink Run | 2004 | 324 | Good |
| Maple Ridge 101 over Maple Ridge/w Br Hrn Rvr | 1996 | 324 | Good |
| Maple Ridge 101 over Maple Ridge/w Br Hrn Rvr | 1996 | 324 | Good |
| May 196 over May / Co Di 332 | 2005 | 324 | Good |
| Moriah 165 over Moriah / Cole Creek | 1950 | 324 | Good |
| New London Sl 21 over New London S L/co Di 29 | 1977 | 324 | Good |
| Ogan 199 over Ogan Chappelle Ck | 2009 | 324 | Good |
| Opperman 025 over Opperman / Megginson Crk | 1985 | 324 | Fair |
| Peru W Sec Ln 65 over Peru West S L / Slate Rn | 1998 | 324 | Good |
| Peru West S L 65 over Peru West S L/co Di 1201 | 1977 | 324 | Poor |
| Peru West Section over Stream | 2011 | 324 | Good |
| Remelle 127 over Remelle / E Br Huron Rvr | 1955 | 324 | Fair |
| Section Line 117 over Sec Ln 117 / Seymour Crk | 1965 | 324 | Fair |
| Skinner 106 over Skinner / W Br Huron Rvr | 1988 | 324 | Good |
| Terry 091 over Terry / W Br Huron Rvr | 2003 | 324 | Good |
| Townline 111 over Townlin 111/W Br Hrn Rvr | 1992 | 324 | Good |
| Townline 32 over Townline 32 / Co Di 69 | 1996 | 324 | Fair |
| Troy Mills 95 over Troy Mills/w Br Huron Rv | 2008 | 324 | Good |
| Vesta 182 over Vesta/e Br Vermilion Rvr | 1962 | 324 | Poor |
| Weis 84 over Weis / Waynesburg Creek | 1998 | 324 | Good |
| Weis Rd over Honey Creek | 2015 | 324 | Good |
| Williams Rd 027 over Williams / Seymour Crk | 1952 | 324 | Good |
| Zen 221 over Zen / Co Di 177 & 377 | 1997 | 324 | Fair |
| Rome Greenwich 076 over Rome Greenwch/vermln Rvr | 2023 | 300 | Good |
| Scranton 170 over Scranton / Indian Creek | 1952 | 296 | Good |
| County Line 202 over County Ln 202 Co D1 1103 | 2009 | 288 | Good |
| Chenango 183 over Chenango / Co Di 169 | 2001 | 279 | Fair |
| Chenango 183 over Chenango / Co Di 187 | 1986 | 279 | Fair |
| Chenango 183 over Chenango/e Br Vrmiln Rvr | 1950 | 279 | Fair |
| Chenango Road over E. Branch Vermilion Rive | 2020 | 279 | Good |
| Prospect 167 over Prospect / Vermilion Rvr | 1997 | 272 | Good |
| Greenfield S L 8 over Greenfield S L/slate Run | 1900 | 271 | Fair |
| Pontiac Sec Ln 64 over Pontiac S L / Co Di 1200 | 1985 | 271 | Fair |
| Pontiac Sec Ln 64 over Pontiac S L / Frink Run | 1971 | 271 | Poor |
| Thomas 68 over Thomas / Co Di 1451 | 1950 | 262 | Poor |
| Johnson 128 over Johnson / E Br Huron Rvr | 2001 | 258 | Good |
| Bismark Rd over Stream | 2014 | 238 | Good |
| Medusa 157 over Medusa/rattle Snake Crk | 1987 | 225 | Fair |
| Seel 024 over Seel / Megginson Crk | 1932 | 217 | Fair |
| County Line 10 over Co Line 10 / Mud Run | 1900 | 211 | Fair |
| Zenobia 186 over Zenobia / Vermilion Rvr | 2007 | 210 | Good |
| Baseline 14 over Baseline/waynesburg Crk | 1980 | 209 | Fair |
| Carroll 173 over Carroll / Co Di 10 | 1993 | 209 | Good |
| Carroll 173 over Carroll / Indian Creek | 2003 | 209 | Good |
| Delta 136 over Delta / E Br Huron Rvr | 2001 | 209 | Fair |
| Eaton 191 over Eaton/e Br Vermilion Rvr | 1996 | 209 | Fair |
| Lamereaux 118 over Lamereaux / Seymour Crk | 1982 | 209 | Good |
| Lamereaux 118 over Lamereaux/w Br Hrn Rvr | 1882 | 209 | Fair |
| Monroe Rd over Stream | 2016 | 209 | Good |
| Olive 135 over Olive / W Br Huron Rvr | 1955 | 209 | Fair |
| Pontiac Sec Ln 30 over Pontiac S L / Slate Run | 2003 | 209 | Good |
| Pontiac Sec Ln 64 over Pontiac S L / Co Di 92 | 2000 | 209 | Good |
| Townline 113 over Townline 113 / Co Di 130 | 2006 | 209 | Good |
| Whiskey Lane over E Br of Huron R | 2011 | 209 | Good |
| Ridge Road over Huron River | 2020 | 200 | Good |
| Snyder 92 over Snyder / W Br Huron Rvr | 1900 | 200 | Good |
| Egypt 102 over Egypt / Mud Run | 1990 | 199 | Good |
| Egypt Rd over Stream | 2012 | 199 | Good |
| Fayette Rd over Stream | 2017 | 199 | Good |
| Grnwch Milan Tl 51 over Grnwch Mln T L/co Di 261 | 1978 | 196 | Fair |
| Grnwch Mln T L 051 over Grnwch Mi T L/co Di 1855 | 1978 | 196 | Fair |
| Grnwch Mln T L 51 over Grn Mi T L/sw Br Vrm Rvr | 1953 | 196 | Poor |
| Dublin Rd over Hippler Ditch | 2008 | 195 | Good |
| Ridge 114 over Ridge / Co Di 1300 | 1966 | 195 | Fair |
| Geiger 130 over Geiger / E Br Huron Rvr | 2000 | 185 | Good |
| Derussey over Stream | 2010 | 181 | Good |
| Edwards 74 over Edwards / E Br Huron Rvr | 1971 | 181 | Good |
| Fayette 42 over Fayette / Co Di 29 | 1990 | 180 | Good |
| Fayette 42 over Fayette / Vermilion Rvr | 1995 | 180 | Good |
| Chenango 83 over Chenango / Vermilion Rvr | 1954 | 174 | Poor |
| Bigham 85 over Bigham / Honey Creek | 1918 | 155 | Fair |
| Bigham 85 over Bigham / Waynesburg Crk | 1994 | 155 | Good |
| Jennifer 194 over Jennifer / Slate Run | 1997 | 155 | Fair |
| Leroy 188 over Leroy / E Br Vrmiln Rvr | 1999 | 155 | Good |
| Old Military 195 over Old Military / Slate Run | 2002 | 155 | Good |
| Ruggles 121 over Ruggles / Co Di 1026 | 2004 | 155 | Good |
| Scottwood 9 over Scottwood / Mud Run | 1994 | 155 | Good |
| Scottwood 9 over Scottwood / Slate Run | 1998 | 155 | Good |
| Scottwood 9 over Scottwood / Slate Run | 1993 | 155 | Good |
| Scottwood over Slate Run | 2010 | 155 | Good |
| St John Rd over Stream | 2012 | 155 | Good |
| St Johns Rd over Stream | 2016 | 155 | Good |
| Tiger 159 over Tiger / Norwalk Crk | 1978 | 155 | Fair |
| Townline 162 over Twln 162/E Br Vermln Rvr | 1998 | 155 | Fair |
| Williams Road over Stream | 2013 | 155 | Good |
| Wurtz 69 over Wurtz / Mud Run | 1990 | 155 | Fair |
| Greewnwich E. Tl. over Vermilion River | 2008 | 154 | Good |
| Prairie 022 over Prairie / Megginson Crk | 2006 | 153 | Good |
| Cook 185 over Cook / Co Di 1401 | 2007 | 144 | Good |
| Cook 185 over Cook/e Br Vermilion Rvr | 1953 | 144 | Poor |
| Derussey 175 over Derussey / Indian Creek | 1999 | 141 | Fair |
| Peru West S L 65 over Peru W S L/w Br Huron Rv | 1954 | 122 | Poor |
| Murray 168 over Murray / Indian Creek | 1962 | 113 | Fair |
| County Line 13 over Co Ln 13/BROKN Knife Crk | 1988 | 110 | Good |
| County Line 13 over County Line 13/HONEY Crk | 1995 | 110 | Good |
| Gibbs Road over Rattle Snake Cj | 2010 | 108 | Good |
| Section Line 30 over Sec Ln 30/LTTL Honey Crk | 1984 | 108 | Good |
| Butler 63 over Butler / East Creek | 1992 | 103 | Fair |
| Auster 154 over Auster / Vermilion Rvr | 1989 | 100 | Good |
| Wood 205 over Wood / Co Di 1200 | 1996 | 100 | Fair |
| Klein 226 over Klein/w Br Huron River | 1998 | 96 | Fair |
| North St Mr-314 over Stream Trib W Br Huron R | 2009 | 90 | Good |
| Walnut 112 over Walnut / Walnut Creek | 1983 | 81 | Fair |
| Rome Greenwich 076 over Rome Greenwch/co Di 338 | 2007 | 80 | Good |
| Rome Greenwich 76 over Rome Greenwich/co Di 12 | 1993 | 80 | Good |
| Townline 198 over Townline 198 / Slate Run | 1959 | 80 | Poor |
| Ridge 114 over Ridge / Co Di 337 | 1994 | 79 | Fair |
| Grnwch Milan Tl 51 over Grn Mi T L/sw Br Vrm Rvr | 1976 | 72 | Good |
| Grnwch Milan Tl 51 over Grnwch Mi T L/co Di 1850 | 1962 | 72 | Poor |
| Hanville Crnrs 100 over Hanvil Crnrs/w Br Hrn Rv | 1951 | 72 | Fair |
| Omega Rd over SW Br Vermilin R | 2017 | 72 | Good |
| Hanville Crnrs 100 over Hnvl Crnr/e Br Huron Rvr | 1948 | 67 | Poor |
| Greenbush Rd over W Br of Huron R | 2011 | 64 | Good |
| Coder 86 over Coder / Honey Creek | 1987 | 54 | Fair |
| Peru Center 45 over Peru Center/w Br Hrn Rvr | 1987 | 18 | Fair |