| US 60 E over Otter Slu Dtch | 1958 | 13,603 | Fair |
| Is 55 S over N Cut Dtch | 1964 | 10,882 | Poor |
| Is 55 S over St Johns Dtch | 1964 | 10,882 | Fair |
| Is 55 N over N Cut Dtch | 1964 | 10,439 | Fair |
| Is 55 N over St Johns Dtch | 1964 | 10,439 | Fair |
| Is 55 N over BNSF RR | 1964 | 10,416 | Fair |
| Is 55 S over BNSF RR | 1964 | 10,358 | Fair |
| Is 55 S over Portage Byu | 1966 | 10,325 | Fair |
| Is 55 S over Portage Byu | 1966 | 10,226 | Fair |
| Is 55 N over Portage Byu | 1966 | 8,503 | Fair |
| US 60 W over St Johns Dtch | 2002 | 7,816 | Fair |
| US 60 W over US 61 | 1992 | 7,816 | Good |
| US 60 E over St Johns Dtch | 2002 | 7,188 | Fair |
| US 60 E over Main Dtch #1 | 1992 | 6,927 | Fair |
| US 60 W over Main Dtch Dist #1 | 1958 | 6,676 | Fair |
| US 60 E over Ash Slu Dtch | 1992 | 6,520 | Fair |
| US 60 E over BNSF RR | 1992 | 6,520 | Fair |
| US 60 E over US 61 | 1992 | 6,520 | Good |
| Rt T E over Portage Byu | 1928 | 6,067 | Fair |
| US 60 W over Ash Slu Dtch | 1958 | 5,930 | Fair |
| US 60 W over BNSF RR | 1958 | 5,930 | Good |
| US 60 W over Little Rvr | 1958 | 5,301 | Fair |
| US 61 S over Is 55 | 1964 | 5,293 | Fair |
| US 60 E over Drain Dtch #38 | 1995 | 4,735 | Good |
| Mo 80 E over Cade School Dtch | 1948 | 3,547 | Fair |
| Mo 80 E over Lateral 2 St Johns | 1948 | 3,547 | Fair |
| Mo 80 E over Main Drain Dtch #1 | 1948 | 3,547 | Fair |
| US 61 S over Is 55 | 1964 | 3,453 | Fair |
| Ingram Rd S over US 60 | 2022 | 2,745 | Good |
| US 62 E over Drain Dtch | 1996 | 2,627 | Fair |
| US 62 E over Drain Dtch #2 | 1996 | 2,627 | Fair |
| US 62 E over Drain Dtch #3 | 1996 | 2,627 | Good |
| Rt Ee E over Is 55 | 1966 | 2,534 | Fair |
| US 61 S over Main Dtch | 1964 | 2,508 | Fair |
| Mo 162 E over Is 55 | 1966 | 2,267 | Fair |
| Mo 80 E over Is 55 | 1964 | 2,262 | Fair |
| Mo 162 E over Dtch #2 | 1964 | 2,158 | Good |
| Mo 162 E over Main Dtch | 1964 | 2,158 | Fair |
| Mo 162 E over Main Dtch #1 | 1964 | 2,158 | Fair |
| Mo 80 E over St Johns Dtch | 1938 | 2,107 | Fair |
| US 62 E over Drain Ditch NO44 | 2024 | 1,921 | Good |
| US 62 E over Drain Dtch #4 | 1992 | 1,921 | Fair |
| US 62 E over Drain Dtch #5 | 1995 | 1,921 | Fair |
| US 62 E over Drain Dtch #6 | 1992 | 1,921 | Fair |
| US 62 E over Drain Dtch #7 | 1995 | 1,921 | Fair |
| US 62 E over Drain Dtch #8 | 1995 | 1,921 | Good |
| US 62 E over Drain Dtch #1 | 1995 | 1,862 | Fair |
| US 62 E over Drain Dtch #290 | 1995 | 1,862 | Good |
| US 62 E over Drain Dtch #37 | 1972 | 1,862 | Good |
| US 62 E over Drain Dtch #41 | 2011 | 1,862 | Good |
| US 62 E over Drain Dtch #42 | 1995 | 1,862 | Good |
| US 62 E over Drain Dtch #43 | 1922 | 1,862 | Fair |
| US 62 E over BNSF RR | 1935 | 1,691 | Fair |
| US 62 E over Drain Dtch #1 | 1972 | 1,691 | Fair |
| US 62 E over Drain Dtch #2 | 1972 | 1,691 | Fair |
| US 62 E over Little Rvr | 1972 | 1,691 | Fair |
| Rt U E over Is 55 | 1964 | 1,457 | Fair |
| Rt D E over Drain Dtch #45 | 2002 | 1,400 | Fair |
| Mo 162 E over Drain Dtch #60 | 1953 | 1,374 | Fair |
| Mo 162 E over Little Rvr | 1953 | 1,374 | Fair |
| Mo 114 E over Drain Dtch #2 | 1977 | 1,306 | Good |
| Mo 114 E over Drain Dtch #3 | 1977 | 1,306 | Good |
| Mo 114 E over Little Rvr | 1992 | 1,278 | Good |
| Rt D E over Drain Dtch #4 | 1936 | 1,133 | Fair |
| Rt D E over Little River Ditch | 2008 | 1,133 | Good |
| Rt U E over Dry Run Ditch | 2017 | 1,109 | Good |
| Mo 153 S over Drain Dtch #3 | 1969 | 1,095 | Fair |
| Mo 162 E over Drain Dtch #1 | 2021 | 1,062 | Good |
| Mo 162 E over Drain Dtch #251 | 2021 | 1,062 | Good |
| Mo 162 E over Drain Dtch #256 | 1952 | 1,062 | Poor |
| Mo 162 E over Drain Dtch #290 | 1952 | 1,062 | Fair |
| Mo 162 E over Drain Dtch #3 | 1977 | 1,012 | Fair |
| Mo 162 E over Drain Dtch #4 | 1977 | 1,012 | Fair |
| Mo 162 E over Drain Dtch #5 | 1977 | 1,012 | Fair |
| Mo 162 E over Drain Dtch #6 | 1977 | 1,012 | Fair |
| Mo 162 E over Drain Dtch #9 | 1977 | 1,012 | Fair |
| Rt D E over Drain Dtch #1 | 1949 | 983 | Poor |
| Rt D E over Drain Dtch #37 | 1949 | 983 | Fair |
| Rt D E over Drainage Dtch No 1 | 2024 | 983 | Good |
| Rt D E over Lrdd Dictch #40 | 2019 | 983 | Good |
| Mo 153 S over Drain Dtch #44 | 1965 | 944 | Fair |
| Rt D E over Drain Dtch #14 | 1955 | 867 | Poor |
| Rt D E over Drain Dtch #2 | 1955 | 867 | Fair |
| Rt D E over Drain Dtch #3 | 1955 | 867 | Fair |
| Rt Aa S over Is 55 | 1964 | 863 | Fair |
| Rt D E over Ditch #2 | 2019 | 807 | Good |
| Rt D E over Drainage Dtch No 1 | 2024 | 807 | Good |
| Rt D E over Lrdd Ditch #3 | 2019 | 807 | Good |
| Rt H E over Ash Slu Dtch | 2022 | 751 | Good |
| Rt H E over Drain Dtch | 2022 | 751 | Good |
| Rt D E over Drain Dtch #6 | 1955 | 733 | Poor |
| Rt D E over Drain Dtch #7 | 1955 | 733 | Fair |
| Rt D E over Drain Dtch #8 | 1955 | 733 | Fair |
| Rt B S over Dtch #258 | 2018 | 726 | Good |
| Rt B S over Drain Dtch #60 | 1954 | 705 | Poor |
| Rt P E over Is 55 | 1964 | 698 | Fair |
| Mo 162 E over Drain Dtch #29 | 1985 | 676 | Good |
| Rt P E over Main Drain Dtch #1 | 1999 | 646 | Fair |
| Rt P E over Main Drain Dtch #5 | 2018 | 646 | Good |
| Rt P E over Maple Slu Dtch | 2018 | 646 | Good |
| Rt H E over Drain Dtch #1 | 1954 | 599 | Fair |
| Rt H E over Otter Slough Dtch | 2013 | 599 | Good |
| Rt W E over Lit Rvr Dtch | 1957 | 584 | Good |
| Rt W E over Otter Slu Dtch | 1957 | 584 | Fair |
| Mo 153 S over Drain Dtch #44 | 2022 | 574 | Good |
| Rt W E over Ash Slu Dtch | 2018 | 562 | Good |
| Rt W E over Drain Dtch #45 | 1957 | 562 | Fair |
| Rt E S over Lit Otter Slu Dtch | 1983 | 533 | Fair |
| Rt E S over Otter Slu Dtch | 2024 | 533 | Good |
| Rt D E over Caney Slu | 1949 | 532 | Poor |
| Rt D E over Ditch No. 43 | 2019 | 532 | Good |
| Rt D E over Drain Dtch #41 | 1949 | 532 | Poor |
| Rt D E over Drain Dtch #42 | 1949 | 532 | Fair |
| Mo 153 N over Drain Dtch #7 | 2010 | 470 | Good |
| Mo 153 S over Drain Dtch #4 | 1993 | 470 | Fair |
| Mo 153 S over Drain Dtch #6 | 1934 | 470 | Poor |
| Mo 153 S over Drain Dtch #8 | 2022 | 470 | Good |
| Mo 153 S over Dtch #5 | 1994 | 470 | Good |
| Rt F S over Drain Dtch #18 | 2017 | 441 | Good |
| Huffman Ave. over Portage Open Bay | 1921 | 400 | Good |
| Rt Ww E over East Byu | 1967 | 353 | Fair |
| Rt Ww E over Wilson Bayou | 2017 | 353 | Good |
| Rt W E over Dtch #2 | 1957 | 348 | Fair |
| Rt F S over Drain Ditch #18 | 2011 | 283 | Good |
| Rt Aa S over N Cut Dtch | 2019 | 243 | Good |
| Rt M E over Dtch #21 | 1958 | 236 | Fair |
| Rt M E over Is 55 | 1966 | 236 | Fair |
| Rt Ee E over Lit Rvr Dtch #29 | 1957 | 234 | Fair |
| Rt E S over Levee Dtch | 1934 | 231 | Fair |
| Rt E S over Lit Rvr Dtch 251 | 1934 | 231 | Poor |
| Ash St over Drain Dtch | 2014 | 200 | Good |
| Rt P E over Spillway Dtch | 1969 | 167 | Fair |
| Rt Tt S over Portage Byu | 1963 | 159 | Good |
| County Rd 740 over St Johns Divrsn Dr | 2014 | 150 | Good |
| County Rd 262 over Drain Dtch No 2 | 2006 | 120 | Good |
| County Rd 524 over Drain Dtch No 44 | 2006 | 110 | Good |
| County Rd 801 over Northcut Drain Dtc | 2004 | 110 | Fair |
| 604 E over Is 55 | 1964 | 104 | Fair |
| 820 E over Is 55 | 1964 | 104 | Good |
| CR 711 over Drainage Ditch | 2020 | 100 | Good |
| County Rd 246 over Drain Dtch | 1994 | 100 | Good |
| County Rd 248 over Drain Dtch | 1998 | 100 | Fair |
| County Rd 248 over Drain Dtch | 1998 | 100 | Fair |
| County Rd 248 over Drain Dtch No 2 | 2002 | 100 | Good |
| County Rd 248 over Drain Dtch No 4 | 1997 | 100 | Good |
| County Rd 250 over Drain Dtch | 2018 | 100 | Fair |
| County Rd 262 over Drain Dtch No 6 | 1997 | 100 | Good |
| County Rd 268 over Ditch No 6 | 2007 | 100 | Good |
| County Rd 275 over Lit Rvr Dd No 2 | 2008 | 100 | Good |
| County Rd 284 over Drain Dtch | 2017 | 100 | Good |
| County Rd 314 over Drain Dtch | 1952 | 100 | Good |
| County Rd 315 over Drain Dtch | 1997 | 100 | Good |
| County Rd 524 over Drain Dtch | 2003 | 100 | Good |
| County Rd 524 over Drain Dtch No 43 | 1948 | 100 | Good |
| County Rd 534 over Drain Dtch | 2012 | 100 | Good |
| County Rd 566 over Dist No 2 Drain Dt | 2002 | 100 | Good |
| County Rd 613 over Drain Dtch | 2014 | 100 | Good |
| County Rd 630 over Drain Dtch | 2013 | 100 | Good |
| County Rd 630 over Drain Dtch | 2016 | 100 | Good |
| County Rd 641 over Drain Dtch | 1947 | 100 | Good |
| County Rd 648 over Lit Rvr #1 Dist 40 | 2003 | 100 | Good |
| County Rd 706 over Main Dtch No 10 | 2002 | 100 | Good |
| County Rd 820 over St Johns Drain Dtc | 2004 | 100 | Fair |
| County Rd 828 over Drain Dtch | 2017 | 100 | Fair |
| County Rd 854 over Lateral Dtch No 1 | 2004 | 100 | Good |
| County Road 246 over Drainage Ditch | 2015 | 100 | Good |
| Rt Zz E over Drain Dtch #52 | 1936 | 82 | Fair |
| Rt Zz E over Drainage Ditch #55 | 2006 | 82 | Good |
| Rt Zz E over Old Chnl Little Rv | 2019 | 82 | Good |
| Or 55 S over Portage Byu | 1966 | 78 | Fair |
| County Rd 262 over Drain Dtch | 1994 | 75 | Fair |
| County Rd 630 over Otter Slough Dtch | 2008 | 74 | Fair |
| County Rd 315 over Drain Dtch | 1991 | 65 | Good |
| County Rd 824 over Drain Dtch | 1990 | 60 | Good |
| Rt A E over Drain Dtch #41 | 1960 | 59 | Good |
| Rt A E over Lat Drain Dtch #41 | 1960 | 59 | Fair |
| Rt A E over Little Rvr | 1960 | 59 | Poor |
| County Rd 278 over Drain Dtch | 1992 | 55 | Fair |
| County Rd 621 over Drain Dtch | 1940 | 55 | Good |
| Rt Hh E over Ash Slu Dtch | 1961 | 52 | Fair |
| Rt Hh E over Dtch #10 | 1961 | 52 | Fair |
| County Rd 248 over Drain Dtch | 2016 | 50 | Good |
| County Rd 262 over Lateral Dtch No 33 | 2007 | 50 | Good |
| County Rd 264 over Drain Dtch No 6 | 2000 | 50 | Fair |
| County Rd 524 over Drain Dtch | 1949 | 50 | Fair |
| County Rd 610 over Otter Slough Dtch | 2001 | 50 | Fair |
| County Rd 806 over St Johns Drain Dtc | 1998 | 50 | Fair |
| County Rd 824 over Lt Otter Slough Dt | 2013 | 50 | Fair |
| County Rd 278 over Drain Dtch | 2002 | 45 | Good |
| County Rd 524 over Drain Dtch | 1982 | 45 | Fair |
| County Rd 524 over Drain Dtch | 1982 | 45 | Good |
| County Rd 240 over Drain Dtch | 2000 | 40 | Fair |
| County Rd 246 over Drain Dtch | 2000 | 40 | Good |
| County Rd 246 over Drain Dtch | 2019 | 40 | Good |
| County Rd 248 over Drain Dtch | 2016 | 40 | Good |
| County Rd 284 over Drain Dtch | 2003 | 40 | Fair |
| County Rd 284 over Drain Dtch | 2010 | 40 | Good |
| County Rd 820 over Drain Dtch | 2000 | 40 | Fair |
| CR 280 over Drainage Ditch | 2020 | 35 | Good |
| County Rd 240 over Drain Dtch | 1976 | 35 | Good |
| County Rd 240 over Drain Dtch | 2018 | 35 | Good |
| County Rd 246 over Drain Dtch | 1974 | 35 | Good |
| County Rd 246 over Drain Dtch | 2014 | 35 | Good |
| County Rd 246 over Drain Dtch | 2016 | 35 | Good |
| County Rd 246 over Drain Dtch | 2017 | 35 | Fair |
| County Rd 248 over Drain Dtch | 2000 | 35 | Good |
| County Rd 248 over Drain Dtch | 2012 | 35 | Good |
| County Rd 250 over Drain Dtch | 2004 | 35 | Good |
| County Rd 250 over Drain Dtch | 2005 | 35 | Good |
| County Rd 250 over Drian Dtch | 2012 | 35 | Good |
| County Rd 262 over Drain Dtch | 1993 | 35 | Good |
| County Rd 262 over Drain Dtch | 2006 | 35 | Good |
| County Rd 262 over Drain Dtch | 2018 | 35 | Good |
| County Rd 264 over Drain Dtch | 1985 | 35 | Good |
| County Rd 264 over Drain Dtch | 1986 | 35 | Good |
| County Rd 264 over Drain Dtch | 2012 | 35 | Good |
| County Rd 264 over Drain Dtch #5 | 2012 | 35 | Fair |
| County Rd 314 over Drain Dtch | 1991 | 35 | Good |
| County Rd 335 over Little Rvr | 1991 | 35 | Fair |
| County Rd 341 over Drain Dtch | 2006 | 35 | Good |
| County Rd 355 over Drain Dtch | 1992 | 35 | Good |
| County Rd 421 over Drain Dtch | 1957 | 35 | Fair |
| County Rd 524 over Drain Dtch | 1991 | 35 | Fair |
| County Rd 524 over Drain Dtch | 1989 | 35 | Good |
| County Rd 524 over Drain Dtch | 1960 | 35 | Good |
| County Rd 524 over Drain Dtch | 1988 | 35 | Fair |
| County Rd 524 over Drain Dtch No 8 | 2016 | 35 | Good |
| County Rd 606 over Drain Dtch | 1973 | 35 | Good |
| County Rd 648 over Little Rvr | 2020 | 35 | Good |
| County Rd 740 over Drain Dtch | 2018 | 35 | Fair |
| County Rd 820 over Drain Dtch | 1948 | 35 | Fair |
| County Rd 820 over Drain Dtch | 1999 | 35 | Good |
| County Rd 820 over Drain Dtch | 2002 | 35 | Fair |
| County Rd 824 over Drain Dtch | 1949 | 35 | Fair |
| County Rd 828 over Drain Dtch | 2002 | 35 | Good |
| County Rd 829 over Drain Dtch | 2016 | 35 | Good |
| CR 714 over Drainage Ditch | 2020 | 30 | Fair |
| County Rd 240 over Drain Ditch #6 | 2011 | 30 | Good |
| County Rd 315 over Drain Dtch | 1992 | 30 | Good |
| County Rd 315 over Little Rvr Dd #251 | 1992 | 30 | Good |
| County Rd 425 over Portage Byu | 1949 | 30 | Fair |
| County Rd 524 over Lateral Dtch No 1 | 2005 | 30 | Good |
| CR 628 over Ditch | 2021 | 25 | Good |
| County Rd 244 over Drain Dtch | 1997 | 25 | Good |
| County Rd 522 over Drain Dtch | 1984 | 25 | Good |
| County Rd 522 over Drain Dtch | 2002 | 25 | Good |
| County Rd 846 over Drain Dtch | 2006 | 25 | Good |
| County Rd 248 over Drain Dtch | 1945 | 20 | Good |
| County Rd 280 over Drain Dtch | 2002 | 20 | Good |
| County Rd 285 over Drain Dtch | 1952 | 20 | Good |
| County Rd 285 over Drain Dtch | 2002 | 20 | Good |
| County Rd 553 over Drain Dtch | 2003 | 20 | Good |
| Wayne St over Old Little Rvr | 1956 | 20 | Poor |
| County Rd 714 over Drain Dtch | 2010 | 19 | Fair |
| CR 626 over Drainage Ditch | 2019 | 15 | Fair |
| County Rd 240 over Drain Dtch | 2003 | 15 | Good |
| County Rd 240 over Drain Dtch | 2016 | 15 | Good |
| County Rd 278 over Drain Dtch | 1992 | 15 | Good |
| County Rd 282 over Drain Dtch | 1988 | 15 | Fair |
| County Rd 293 over Drain Dtch | 2010 | 15 | Good |
| County Rd 311 over Drain Dtch | 1999 | 15 | Good |
| County Rd 313 over Drain Dtch | 2014 | 15 | Good |
| County Rd 346 over Little Rvr | 1996 | 15 | Good |
| County Rd 355 over Portage Open Bay | 2007 | 15 | Good |
| County Rd 357 over Open Portage Bay D | 2016 | 15 | Good |
| County Rd 534 over Drain Dtch | 2018 | 15 | Good |
| County Rd 646 over Drain Dtch | 1955 | 15 | Good |
| County Rd 648 over Drain Dtch | 1999 | 15 | Good |
| County Rd 716 over St James Dtch | 1997 | 15 | Good |
| County Rd 717 over St Johns Byu | 1934 | 15 | Fair |
| County Rd 726 over Drain Dtch | 1997 | 15 | Good |
| County Rd 810 over Drain Dtch | 2009 | 15 | Fair |
| County Rd 828 over Drain Dtch 23 | 2015 | 15 | Good |
| Rt Vv E over Drain Dtch #3 | 1960 | 12 | Fair |
| Rt Vv E over Drain Dtch #4 | 1960 | 12 | Good |
| CR 632 over Ditch | 2021 | 10 | Good |
| CR 510 over Drainage Ditch | 2019 | 5 | Good |
| County Rd 244 over Drain Dtch | 2001 | 5 | Good |
| County Rd 420 over Portage Byu | 2005 | 5 | Good |
| County Rd 510 over Little Rvr Drainag | 2015 | 5 | Good |
| County Rd 564 over Drain Dtch | 1951 | 5 | Fair |
| County Rd 702 over St Johns Drain Dtc | 1962 | 5 | Poor |
| County Rd 808 over St Johns Drain Dtc | 1975 | 5 | Fair |