| La0427 over Bayou Manchac | Poor | 113.8 ft | 11,384 | 1972 |
| La0431 over New River | Poor | 57.1 ft | 9,608 | 1982 |
| La0431 over Black Bayou | Poor | 76.1 ft | 9,608 | 1983 |
| La0431 over Villar Canal | Poor | 58.1 ft | 9,608 | 1971 |
| La0431 over Villar Drainage | Poor | 57.1 ft | 9,608 | 1971 |
| La0621 over Black Bayou | Poor | 57.1 ft | 7,519 | 1971 |
| La0933 over Henderson Bayou | Poor | 38.1 ft | 6,131 | 1969 |
| La0928 over Jim Bayou | Poor | 38.1 ft | 5,446 | 1966 |
| La0934 over Black Bayou | Poor | 59.1 ft | 5,367 | 1971 |
| La0935 over Black Bayou | Poor | 57.1 ft | 4,835 | 1974 |
| La0308 over Belle Terre Canal | Poor | 59.1 ft | 1,349 | 1963 |
| Joe Sevario RD over Sides Bayou | Poor | 39.0 ft | 700 | 1969 |
| Joe Sevario RD over Henderson Bayou | Poor | 39.0 ft | 700 | 1969 |
| Beco RD over Duck Roost Bayou | Poor | 58.1 ft | 500 | 1994 |
| Braud RD over Black Bayou | Poor | 38.1 ft | 500 | 1980 |
| La0943 over Bayou Mccall | Poor | 57.1 ft | 350 | 1972 |
| Henderson Bayou RD over Henderson Bayou | Poor | 76.1 ft | 300 | 1990 |
| K C RD over Bayou Narcisse | Poor | 40.0 ft | 250 | 1970 |
| Summerfield RD over Lake Villars | Poor | 78.1 ft | 250 | 1975 |
| Summerfield RD over Lake Villaks | Poor | 78.1 ft | 250 | 1975 |
| Devall RD over Drainage Bayou | Poor | 38.1 ft | 200 | 1970 |
| Muddy Creek RD over Muddy Creek | Poor | 57.1 ft | 150 | 1978 |
| Harry Savoy RD over Drainage Bayou | Poor | 38.1 ft | 100 | 1993 |
| Pr 944 over Bayou Mccall | Poor | 57.1 ft | 98 | 1972 |
| E Lanoux RD over New River Canal | Poor | 58.1 ft | 25 | 1994 |
| Boyce Tower RD over Conway Bayou | Poor | 89.9 ft | 5 | 1965 |
| I0010 over Drain | Fair | 33.1 ft | 60,802 | 1975 |
| I0010 over La 73 | Fair | 289.0 ft | 60,802 | 1975 |
| I0010 over La429/cornerview RD | Fair | 296.9 ft | 60,802 | 1975 |
| I0010 over Smith Bayou | Fair | 120.1 ft | 60,802 | 1975 |
| I0010 over La 30 | Fair | 307.1 ft | 60,802 | 1975 |
| I0010 over Drain | Fair | 24.0 ft | 60,802 | 1975 |
| I0010 over Boyle Bayou | Fair | 37.1 ft | 60,802 | 1979 |
| I0010 over La 44 | Fair | 286.1 ft | 57,444 | 1979 |
| I0010 over Bayou Conway | Fair | 120.1 ft | 57,444 | 1979 |
| I0010 over Hackett Canal | Fair | 39.0 ft | 57,444 | 1979 |
| I0010 over La 22 | Fair | 259.8 ft | 57,444 | 1979 |
| I0010 over Bayou Conway | Fair | 140.1 ft | 49,274 | 1969 |
| I0010 over US 61 & Kcs Rr | Fair | 1791.0 ft | 49,274 | 1975 |
| I0010 over Panama Canal | Fair | 174.9 ft | 49,274 | 1975 |
| I0010 over Bayou Manchac | Fair | 200.1 ft | 45,150 | 1970 |
| I0010 over Bayou Manchac | Fair | 200.1 ft | 45,150 | 1970 |
| Us0061 over Canal Drain | Fair | 34.1 ft | 29,303 | 1982 |
| Us0061 over New River | Fair | 120.1 ft | 29,303 | 1956 |
| I0010 over Drain | Fair | 33.1 ft | 25,735 | 1975 |
| I0010 over La 73 | Fair | 289.0 ft | 25,735 | 1975 |
| I0010 over La429/new River | Fair | 261.2 ft | 25,735 | 1975 |
| I0010 over Smith Bayou | Fair | 120.1 ft | 25,735 | 1975 |
| I0010 over La 30 | Fair | 307.1 ft | 25,735 | 1975 |
| I0010 over La 44 | Fair | 286.1 ft | 25,735 | 1979 |
| I0010 over Bayou Conway | Fair | 120.1 ft | 25,735 | 1979 |
| I0010 over Drainage Canal | Fair | 26.9 ft | 25,735 | 1979 |
| I0010 over La 22 | Fair | 259.8 ft | 25,735 | 1979 |
| La0070 over Panama Canal | Fair | 140.1 ft | 24,210 | 1966 |
| La0022 over Panama Canal | Fair | 74.1 ft | 22,576 | 1950 |
| I0010 over Bayou Conway | Fair | 140.1 ft | 21,372 | 1969 |
| I0010 over US 61 & Kcs Rr | Fair | 1848.1 ft | 21,372 | 1975 |
| I0010 over Panama Canal | Fair | 174.9 ft | 21,372 | 1975 |
| La0044 over Bayou Narcisse | Fair | 60.0 ft | 17,577 | 1985 |
| La0044 over Bayou Calbasse | Fair | 60.0 ft | 17,577 | 1985 |
| La0022 over Bayou Conway | Fair | 140.1 ft | 17,134 | 1990 |
| La0030 over Stream | Fair | 32.2 ft | 16,790 | 1968 |
| La0070 over Bayou Verrette | Fair | 60.0 ft | 15,589 | 1964 |
| La0070 over Bayou Verrette | Fair | 60.0 ft | 15,051 | 1972 |
| La0044 over Conway Bayou | Fair | 125.0 ft | 13,914 | 1974 |
| La0074 over I-10 | Fair | 308.1 ft | 13,875 | 1975 |
| La0074 over Grand Goudine | Fair | 60.0 ft | 13,875 | 1955 |
| La0044 over Conway Bayou | Fair | 125.0 ft | 13,542 | 1978 |
| La0042 over Bayou Villar | Fair | 113.8 ft | 13,122 | 1984 |
| La0044 over Drainage | Fair | 37.1 ft | 12,382 | 1999 |
| La0022 over Denham Canal | Fair | 100.1 ft | 11,980 | 1959 |
| La0022 over Little Lake Relief | Fair | 120.1 ft | 11,980 | 1959 |
| La0022 over Bayou Conway | Fair | 140.1 ft | 11,127 | 1990 |
| La0022 over Bayou Francois | Fair | 120.1 ft | 9,674 | 1954 |
| La0431 over Snells Canal | Fair | 22.0 ft | 9,608 | 1997 |
| La0431 over Lake Villar | Fair | 229.0 ft | 9,608 | 1983 |
| La0429 over New River | Fair | 100.1 ft | 9,071 | 1957 |
| La0429 over Smith Bayou | Fair | 100.1 ft | 9,071 | 1969 |
| La0042 over Amite River Relief | Fair | 240.2 ft | 8,186 | 2011 |
| I0010 over On Rp Fr S Us61 To E I10 | Fair | 519.0 ft | 8,115 | 1975 |
| I0010 over I0010 | Fair | 594.2 ft | 8,115 | 1975 |
| La0073 over New River | Fair | 160.1 ft | 7,929 | 1957 |
| La0001 over Mcmanor Canal | Fair | 38.1 ft | 7,858 | 1935 |
| La0621 over Black Bayou Canal | Fair | 59.1 ft | 7,519 | 1967 |
| La0928 over Jim Bayou | Fair | 26.9 ft | 5,446 | 1966 |
| La3251 over Smith Bayou | Fair | 38.1 ft | 4,016 | 1969 |
| La0941 over Bayou Conway | Fair | 121.1 ft | 2,750 | 1966 |
| La0941 over I-10 | Fair | 474.1 ft | 2,750 | 1979 |
| La0935 over Black Bayou | Fair | 140.1 ft | 1,790 | 1960 |
| La0935 over New River Canal | Fair | 100.1 ft | 1,790 | 1960 |
| Beco RD over Babin Canal | Fair | 38.1 ft | 1,336 | 1979 |
| La0937 over New River | Fair | 160.1 ft | 1,313 | 1962 |
| Churchpoint RD over Black Bayou | Fair | 120.1 ft | 1,200 | 2000 |
| La0936 over Neeley Canal | Fair | 60.0 ft | 997 | 1962 |
| S Purpera AVE over Francois Lat | Fair | 39.0 ft | 750 | 1976 |
| Germany RD over Bayou Black | Fair | 76.1 ft | 750 | 2000 |
| Beco RD over New River Canal | Fair | 76.1 ft | 500 | 1991 |
| Roddy RD over Bayou Narcisse | Fair | 76.1 ft | 500 | 1994 |
| Babin RD over Grand Goudine Bayou | Fair | 38.1 ft | 500 | 1970 |
| Causey RD over Black Bayou | Fair | 57.1 ft | 500 | 1973 |
| Stevenson RD over Drainage Bayou | Fair | 38.1 ft | 400 | 1970 |
| George Lambert RD over New River | Fair | 57.1 ft | 300 | 1984 |
| George Lambert RD over Black Bayou | Fair | 113.8 ft | 300 | 2000 |
| Chester Diez RD over New River | Fair | 60.0 ft | 250 | 1970 |
| Cannon RD over Drainage Bayou | Fair | 38.1 ft | 200 | 1984 |
| Cannon RD over Bayou Black | Fair | 132.9 ft | 200 | 2000 |
| Rondinaud LN over Bayou Lafourche | Fair | 190.0 ft | 150 | 1970 |
| W Robert Wilson RD over Drainage Bayou | Fair | 22.0 ft | 120 | 2016 |
| N Robert Wilson RD over Smith Bayou | Fair | 39.0 ft | 120 | 1973 |
| Buxton RD over New River | Fair | 79.1 ft | 100 | 1979 |
| Denham RD over New River Canal | Fair | 76.1 ft | 100 | 2000 |
| River Highlands DR over Bayou Pierre | Fair | 57.1 ft | 100 | 1998 |
| New River Canal RD over Drainage Bayou | Fair | 60.0 ft | 100 | 2001 |
| Bert Allen RD over Drainage Bayou | Fair | 38.1 ft | 100 | 1969 |
| Jo Boy RD over Henderson Bayou | Fair | 38.1 ft | 100 | 1984 |
| Coco RD over Drain Bayou | Fair | 22.0 ft | 50 | 2014 |
| Haydel RD over Drain Bayou | Fair | 57.1 ft | 50 | 1997 |
| Denver Hurst RD over Bayou Conway | Fair | 76.1 ft | 50 | 1998 |
| Savoy RD over New River | Fair | 59.1 ft | 50 | 1975 |
| John Savoy RD over New River | Fair | 70.9 ft | 40 | 1960 |
| E John Templet RD over New River Canal | Fair | 80.1 ft | 25 | 2001 |
| Patty Jo LN over Black Bayou | Fair | 23.0 ft | 20 | 1965 |
| Ott LN over Bayou Black | Fair | 58.1 ft | 20 | 1977 |
| Moise RD over New River | Fair | 63.0 ft | 10 | 2000 |
| N Marchand AVE over New River | Fair | 95.1 ft | 10 | 1996 |
| Louis White RD over Drainage Bayou | Fair | 38.1 ft | 10 | 1989 |
| I0010 over Drain | Good | 27.9 ft | 60,802 | 1975 |
| I0010 over Drain | Good | 32.2 ft | 60,802 | 1975 |
| I0010 over Drain | Good | 21.7 ft | 60,802 | 1975 |
| I0010 over Drainage Canal | Good | 26.9 ft | 57,444 | 1979 |
| I0010 over Drainage Canal | Good | 30.8 ft | 57,444 | 1979 |
| I0010 over Canal | Good | 28.9 ft | 49,274 | 1969 |
| US 61 over Bayou Francois | Good | 100.1 ft | 29,303 | 2020 |
| I0010 over Drain | Good | 24.0 ft | 25,735 | 1975 |
| I0010 over Canal | Good | 49.9 ft | 25,735 | 1975 |
| I0010 over Hackett Canal | Good | 39.0 ft | 25,735 | 1979 |
| I0010 over Drainage Canal | Good | 30.8 ft | 25,735 | 1979 |
| La0070 over Stream | Good | 28.9 ft | 24,210 | 1966 |
| La0070 over Stream | Good | 28.9 ft | 24,210 | 1966 |
| La0070 over Stream | Good | 22.0 ft | 24,210 | 1966 |
| Us0061 over New River | Good | 120.1 ft | 24,014 | 1976 |
| La00042 over Muddy Creek | Good | 45.9 ft | 24,000 | 2018 |
| La3089 over Bayou Lafourche | Good | 40.0 ft | 17,685 | 2001 |
| La0044 over Black Bayou | Good | 100.1 ft | 17,577 | 2018 |
| La0030 over Creek | Good | 36.1 ft | 16,790 | 1968 |
| Us0061 over Canal | Good | 34.1 ft | 16,379 | 1956 |
| Us0061 over Bayou Francois | Good | 80.1 ft | 16,379 | 1976 |
| La0044 over Bayou Francois | Good | 80.1 ft | 15,883 | 1976 |
| Us0061 over Conway Bayou | Good | 100.1 ft | 14,957 | 1981 |
| Us0061 over Airline Drainage Canal | Good | 120.1 ft | 14,957 | 1981 |
| Us0061 over Airline Drainage Canal | Good | 100.1 ft | 14,957 | 1981 |
| Us0061 over Airline Drainage Canal | Good | 80.1 ft | 14,957 | 1981 |
| Us0061 over Canal | Good | 34.1 ft | 14,802 | 1956 |
| Us0061 over Canal | Good | 34.1 ft | 14,802 | 1956 |
| La0044 over Boyle Bayou | Good | 21.0 ft | 13,914 | 1980 |
| La0044 over Panama Canal | Good | 100.1 ft | 13,542 | 2008 |
| La0044 over Drainage | Good | 24.0 ft | 12,382 | 1999 |
| La0030 over New River | Good | 120.1 ft | 12,126 | 1968 |
| La0022 over New River Canal | Good | 120.1 ft | 11,980 | 1959 |
| La0074 over Narcisse Bayou | Good | 22.0 ft | 10,765 | 2022 |
| La0431 over Bayou Francois | Good | 100.1 ft | 9,608 | 1958 |
| La0429 over Dutchtown Drain | Good | 60.0 ft | 9,071 | 1957 |
| La0939 over Bayou Francois | Good | 80.1 ft | 8,203 | 1962 |
| Us0061 over Conway Canal | Good | 100.1 ft | 8,171 | 1954 |
| Us0061 over Airline Drainage | Good | 120.1 ft | 8,171 | 1954 |
| Us0061 over Airline Drainage | Good | 100.1 ft | 8,171 | 1954 |
| Us0061 over Canal | Good | 80.1 ft | 8,171 | 1954 |
| La0022 over Pierres Drainage | Good | 80.1 ft | 8,068 | 1960 |
| La0001 over Rocky Canal | Good | 120.1 ft | 7,858 | 1983 |
| La0621 over Goudine Bayou | Good | 60.0 ft | 7,519 | 2019 |
| La0933 over Roddy Bayou | Good | 57.1 ft | 6,131 | 2007 |
| La0928 over La 928 Over I-10 | Good | 297.9 ft | 5,446 | 1975 |
| I0010 over Off Rp To S Us61 | Good | 636.2 ft | 5,341 | 1975 |
| La0935 over Narcisse Bayou | Good | 80.1 ft | 4,835 | 2018 |
| La0931 over Bayou Millet | Good | 80.1 ft | 4,000 | 1963 |
| Babin RD over Bayou Narcisse | Good | 61.0 ft | 2,640 | 2020 |
| N Burnside AVE over New River | Good | 80.1 ft | 1,500 | 1976 |
| La0937 over Anderson Canal | Good | 60.0 ft | 1,313 | 1962 |
| Roddy RD over Bert Allen Ditch | Good | 34.1 ft | 1,200 | 2009 |
| South Irma BLVD over Bayou Francois | Good | 80.1 ft | 1,200 | 2003 |
| South Irma BLVD over Bayou Francois | Good | 80.1 ft | 1,200 | 2003 |
| Churchpoint RD over Bayou Narcisse | Good | 80.1 ft | 1,200 | 2000 |
| Churchpoint RD over Bayou Narcisse | Good | 78.1 ft | 1,200 | 2000 |
| Manchac Acres RD over Muddy CR | Good | 34.1 ft | 1,139 | 2022 |
| I0010 Service RD over New River | Good | 149.9 ft | 555 | 1975 |
| Manchac Acres RD over Cotton Bayou | Good | 45.9 ft | 541 | 2024 |
| Beco RD over New River Canal | Good | 95.1 ft | 500 | 1998 |
| Roddy RD over New River Canal | Good | 95.1 ft | 500 | 1999 |
| Roddy RD over Black Bayou | Good | 95.1 ft | 500 | 1984 |
| La0943 over Bayou Lafourche | Good | 180.1 ft | 350 | 1982 |
| Boudreaux RD over Smith Bayou | Good | 76.1 ft | 250 | 1986 |
| Merritt Evans RD over Drain Bayou | Good | 35.1 ft | 250 | 2006 |
| Braud RD over Black Bayou | Good | 76.1 ft | 200 | 2001 |
| S Hodgeson RD over Bayou Conway | Good | 76.1 ft | 150 | 1997 |
| Savoy RD over Black Bayou | Good | 100.1 ft | 150 | 2002 |
| Laurel Ridge RD over Babin Canal | Good | 57.1 ft | 150 | 1988 |
| John Broussard RD over Welch Gulley | Good | 76.1 ft | 150 | 2000 |
| W Worthy RD over Bayou Francois Trib. | Good | 60.0 ft | 120 | 2007 |
| Timberstone DR over Henderson Bayou | Good | 82.0 ft | 120 | 2009 |
| Little Prairie RD over Muddy Creek | Good | 76.1 ft | 100 | 2002 |
| Bon Terre BLVD over New River Bayou | Good | 76.1 ft | 75 | 1988 |
| H.h. Wilson RD over Drainage Bayou | Good | 28.9 ft | 62 | 2024 |
| Penn BLVD over Henderson Bayou | Good | 38.1 ft | 60 | 1992 |
| Lemannville Cutoff over Verret Bayou | Good | 24.9 ft | 50 | 2017 |
| Broussard RD over Welsh Gully | Good | 60.0 ft | 50 | 2002 |
| Camp DR over Camp Road | Good | 76.1 ft | 50 | 2000 |
| Village RD over New River | Good | 80.1 ft | 35 | 2016 |
| River Oaks RD over Darain Bayou | Good | 23.0 ft | 30 | 2020 |
| Butch Savoy RD over New River | Good | 95.1 ft | 30 | 1999 |
| Rogers C RD over Saverio Canal | Good | 113.8 ft | 25 | 2002 |
| Aymond RD over New River | Good | 95.1 ft | 25 | 1998 |
| Sol Hanna RD over New River Canal | Good | 76.1 ft | 25 | 2001 |
| Spellman RD over Drainage Ditch | Good | 23.0 ft | 25 | 1988 |
| N Bryan AVE over New River Bayou | Good | 95.1 ft | 25 | 1986 |
| E Douglas ST over Drainage Bayou | Good | 32.2 ft | 20 | 1995 |
| Rountree RD over New River | Good | 80.1 ft | 5 | 2013 |