| I0020 over Ash Slough | 1970 | 38,890 | Fair |
| I0020 over Bayou Crew | 1968 | 38,890 | Fair |
| I0020 over Bayou Lafourche | 1968 | 38,890 | Fair |
| I0020 over Bee Bayou | 1969 | 38,890 | Fair |
| I0020 over Big Creek | 1971 | 38,890 | Fair |
| I0020 over Boeuf River | 1968 | 38,890 | Fair |
| I0020 over Burns Bayou | 1969 | 38,890 | Fair |
| I0020 over Cow Bayou | 1969 | 38,890 | Fair |
| I0020 over Cypress Creek | 1969 | 38,890 | Fair |
| I0020 over Diversion Canal | 1968 | 38,890 | Fair |
| I0020 over Drain | 1968 | 38,890 | Fair |
| I0020 over Drain | 1968 | 38,890 | Fair |
| I0020 over Drain | 1969 | 38,890 | Fair |
| I0020 over Drainage | 1971 | 38,890 | Fair |
| I0020 over Hurricane Bayou | 1969 | 38,890 | Fair |
| I0020 over La 17 | 1970 | 38,890 | Fair |
| I0020 over Little Creek | 1971 | 38,890 | Fair |
| I0020 over Old B Lafourche | 1968 | 38,890 | Fair |
| I0020 over Turkey Creek | 1970 | 38,890 | Fair |
| I0020 over US 425 | 1968 | 38,890 | Fair |
| I0020 over Bayou Crew | 1968 | 16,997 | Fair |
| I0020 over Bayou Lafourche | 1968 | 16,997 | Fair |
| I0020 over Bee Bayou | 1969 | 16,997 | Fair |
| I0020 over Big Creek | 1971 | 16,997 | Fair |
| I0020 over Boeuf River | 2008 | 16,997 | Good |
| I0020 over Cypress Creek | 1969 | 16,997 | Fair |
| I0020 over Diversion Canal | 1968 | 16,997 | Fair |
| I0020 over La 17 | 1970 | 16,997 | Fair |
| I0020 over Little Creek | 1971 | 16,997 | Fair |
| I0020 over Old B Lafourche | 1968 | 16,997 | Fair |
| I0020 over Turkey Creek | 1970 | 16,997 | Fair |
| I0020 over US 425 | 1968 | 16,997 | Fair |
| LA0015 over Big Creek | 1992 | 9,661 | Fair |
| LA0137 over Creek | 1987 | 9,661 | Fair |
| LA0137 over Dry Fork Creek | 1987 | 9,661 | Fair |
| LA0137 over Dry Fork Creek | 1987 | 6,578 | Fair |
| LA0137 over Dry Fork Creek | 1987 | 6,578 | Fair |
| LA0017 over Bogzack Creek | 1971 | 3,890 | Fair |
| LA0017 over Reservoir | 2000 | 3,890 | Fair |
| US0425 over Big Creek | 1992 | 3,700 | Fair |
| Venable Rd over I-20 | 1968 | 3,010 | Fair |
| US0080 over Boeuf River | 1958 | 2,747 | Poor |
| US0080 over Crew Lake | 1953 | 2,747 | Fair |
| US0080 over Drain | 1955 | 2,747 | Fair |
| US0080 over Lafourche Bayou | 2017 | 2,747 | Fair |
| US0080 over Steep Bayou | 1953 | 2,747 | Fair |
| Mengel Rd over I-20 | 1969 | 2,730 | Fair |
| La 15 over Boeuf River | 2023 | 2,650 | Good |
| Section Rd over I-20 | 1970 | 2,390 | Fair |
| LA0015 over B Lafourche Relief | 1954 | 2,382 | Fair |
| LA0015 over Drainage Canal | 1951 | 2,382 | Fair |
| LA0015 over Flat Slough Bridge | 1954 | 2,382 | Fair |
| LA0015 over Slough | 1954 | 2,382 | Fair |
| LA0015 over Caney Bayou | 1938 | 2,198 | Fair |
| LA0015 over Drain | 1938 | 2,198 | Fair |
| LA0015 over Drain | 1938 | 2,198 | Fair |
| LA0015 over Muddy Bayou | 1938 | 2,198 | Fair |
| LA0137 over Beouf Cut Off | 1971 | 1,954 | Fair |
| LA0137 over Boeuf River | 1971 | 1,954 | Fair |
| LA0137 over Creek | 1971 | 1,954 | Fair |
| LA0132 over Boeuf River | 1966 | 1,913 | Poor |
| LA0132 over Caney Bayou | 1972 | 1,913 | Fair |
| LA0595 over Crew Lake | 1978 | 1,746 | Fair |
| LA3048 over Bee Bayou | 1960 | 1,594 | Fair |
| LA3048 over Burns Bayou | 1960 | 1,594 | Fair |
| LA3048 over Drain | 1960 | 1,594 | Fair |
| LA3048 over I-20 | 1969 | 1,594 | Fair |
| LA0561 over Boeuf River | 1952 | 1,543 | Poor |
| LA0183 over Hurricane Bayou | 1950 | 1,467 | Fair |
| LA0183 over I-20 | 1971 | 1,467 | Fair |
| US0080 over Bayou | 1953 | 1,451 | Fair |
| US0080 over Bee Bayou | 1930 | 1,451 | Fair |
| US0080 over Big Creek | 1982 | 1,451 | Fair |
| US0080 over Cow Bayou | 1930 | 1,451 | Fair |
| US0080 over Creek | 1930 | 1,451 | Fair |
| US0080 over Creek | 1930 | 1,451 | Fair |
| US0080 over Cypress Bayou | 1930 | 1,451 | Fair |
| US0080 over Drain | 1953 | 1,451 | Fair |
| US0080 over Drain | 1930 | 1,451 | Fair |
| US0080 over Drain | 1930 | 1,451 | Fair |
| US0080 over Drain | 1953 | 1,451 | Fair |
| US0080 over Drain | 1930 | 1,451 | Fair |
| US0080 over Hurricane | 1930 | 1,451 | Fair |
| US0080 over Little Creek | 1930 | 1,451 | Fair |
| La 132 over Little Creek | 2024 | 1,425 | Good |
| LA0609 over I-20 | 1971 | 1,400 | Fair |
| LA0135 over Little Creek | 1962 | 1,260 | Poor |
| LA0583 over Bee Bayou | 1954 | 1,108 | Poor |
| LA0583 over Creek | 1979 | 1,108 | Fair |
| LA0583 over I-20 | 1969 | 1,108 | Fair |
| LA0183 over Creek | 1953 | 1,098 | Fair |
| LA0856 over Bee Bayou | 1985 | 1,064 | Fair |
| LA0856 over Drain | 1985 | 1,064 | Fair |
| LA0584 over Bee Bayou | 1954 | 990 | Fair |
| LA0584 over Cow Bayou | 1954 | 990 | Fair |
| LA0133 over Drainage Canal | 1976 | 975 | Fair |
| LA0183 over Creek | 1953 | 969 | Fair |
| LA0133 over I-20 | 1968 | 867 | Fair |
| LA0133 over Steep Bayou | 1970 | 867 | Fair |
| LA0134 over Colewa Creek | 1953 | 733 | Fair |
| LA0132 over Creek | 1948 | 703 | Fair |
| LA0132 over Creek | 1948 | 703 | Fair |
| Bee Bayou Rd over Cow Bayou | 2005 | 700 | Good |
| LA0135 over Big Creek | 1975 | 698 | Fair |
| La 135 over Muddy Bayou | 2020 | 698 | Good |
| La 132 over Horse Bayou | 2024 | 630 | Good |
| La 132 over Muddy Bayou | 2024 | 630 | Good |
| Fragala St over Little Creek | 1991 | 570 | Fair |
| LA0134 over Beouf River | 1967 | 540 | Fair |
| LA0854 over Big Creek | 1982 | 529 | Fair |
| LA0854 over Creek | 2016 | 529 | Fair |
| LA0854 over Hurricane Bayou | 1980 | 529 | Fair |
| LA0854 over Little Creek | 2002 | 529 | Fair |
| LA0854 over Turkey Creek | 2002 | 529 | Fair |
| LA0134 over Creek | 1957 | 473 | Fair |
| LA0134 over Hegwood Bayou | 2010 | 473 | Fair |
| Burke Rd over Creek | 1998 | 460 | Good |
| Barefield Rd over Dry Fork Cut-off | 2005 | 400 | Good |
| Mengel Rd over Cow Bayou | 2003 | 400 | Good |
| Crawford Rd over Shiers Creek | 1996 | 360 | Fair |
| Collins Drive over Turkey Creek | 2007 | 350 | Good |
| Pony Greer Rd over Bee Bayou | 2005 | 350 | Good |
| Burke Rd over Big Creek | 1991 | 340 | Fair |
| Mclemore Rd over Bee Bayou | 1966 | 320 | Poor |
| Ferguson Rd over Turkey Creek | 2005 | 300 | Good |
| Pony Greer Rd over Burns Bayou | 2003 | 300 | Good |
| Snider Rd over Turkey Creek | 2006 | 300 | Fair |
| Stateprk over Canal | 2004 | 300 | Fair |
| Stateprk over Poverty Point Reservoir | 1999 | 300 | Fair |
| McManus Road over Cypress Creek | 2023 | 275 | Good |
| Acel St over Little Creek | 1982 | 250 | Good |
| Crewlake Loop over Crew Lake | 2005 | 250 | Fair |
| Francis St over Little Creek | 1991 | 250 | Fair |
| Grimshaw St over Little Creek | 2011 | 250 | Good |
| Madeline St over Little Creek | 1984 | 250 | Fair |
| Weems Rd over Little Creek | 2019 | 234 | Good |
| Hales Rd over Creek | 1966 | 230 | Poor |
| Hales Rd over Hurricane Creek | 1966 | 230 | Poor |
| Bee Bayou Rd over Creek | 1965 | 210 | Poor |
| Adcock Rd over Boeuf River | 1985 | 208 | Fair |
| Burgess Rd over Little Creek | 2005 | 200 | Fair |
| Hill Rd over Dry Fork | 2011 | 200 | Good |
| Mitchiner Rd over Big Creek | 2016 | 200 | Fair |
| Scales Rd over Balfour Creek | 2005 | 200 | Good |
| Smalling Rd over Creek | 2011 | 200 | Good |
| Smalling Rd over Cypress Creek | 2011 | 200 | Good |
| Mitchiner Rd over Creek | 2009 | 175 | Good |
| Mitchiner Rd over Little Colewa Creek | 2009 | 175 | Good |
| Monroe Rd over Little Creek | 2009 | 175 | Good |
| LA0576 over Creek | 2016 | 163 | Good |
| LA0576 over Little Creek | 1968 | 163 | Poor |
| Overland Stage Rd over Creek | 1935 | 163 | Fair |
| LA0576 over Creek | 1968 | 162 | Fair |
| LA0576 over Creek | 1968 | 162 | Fair |
| LA0576 over Muddy Bayou | 1968 | 162 | Fair |
| Pipes-greer Rd over Cow Bayou | 1987 | 160 | Good |
| Bosco Lane over Creek | 2011 | 150 | Good |
| College Rd over Creek | 2009 | 150 | Good |
| Ferguson Rd over Creek | 2009 | 150 | Good |
| Mcmanus Rd over Creek | 1966 | 150 | Poor |
| Beach Rd over Cypress Creek | 1991 | 120 | Good |
| Tarver Rd over Little CR | 2016 | 105 | Good |
| Delcho Rd over Dry Fork Creek | 2016 | 103 | Fair |
| Beach Rd over Cow Bayou | 2005 | 100 | Fair |
| Bess Lake Rd over Creek | 2011 | 100 | Good |
| Big Ridge Rd over Creek | 2011 | 100 | Good |
| Bosco Lane over Bayou Lafourch | 1997 | 100 | Fair |
| Carey Smith Rd over Creek | 2011 | 100 | Good |
| Dehlco Rd over Bee Bayou | 1993 | 100 | Fair |
| Ferguson Rd over Ash Slough | 1984 | 100 | Fair |
| Georgie Ridge Rd over Boeuf River | 2012 | 100 | Good |
| Little Rd over Big Creek | 1976 | 100 | Fair |
| Little Rd over Creek | 1967 | 100 | Poor |
| Midway Church Lane over Bogzack Creek | 2003 | 100 | Good |
| Monroe Rd over Little Colewa Bayou | 2003 | 100 | Fair |
| Moore Rd over Creek | 1984 | 100 | Fair |
| Oquinn Rd over Cypress Creek | 2002 | 100 | Good |
| Parish Farm Rd over Bee Bayou | 2002 | 100 | Fair |
| Parish Farm Rd over Dry Fork Creek | 2005 | 100 | Fair |
| Midway Church Rd over Creek | 1960 | 90 | Poor |
| Cook Rd over Turkey Creek | 1999 | 80 | Good |
| LA0584 over Drainage Canal | 1979 | 77 | Fair |
| LA0584 over Little Creek | 1961 | 77 | Poor |
| Thomas Rd over East Fork Creek | 2011 | 75 | Good |
| Wheeler Bend Rd over Cow Bayou | 2005 | 75 | Good |
| Bully Smith Rd over Creek | 1994 | 70 | Fair |
| Cook Rd over Ash Slough | 1984 | 70 | Poor |
| Williams Lane over Cypress Creek | 1999 | 70 | Good |
| Brimberry Rd over Creek | 2016 | 60 | Good |
| Brimberry Rd over Creek | 1998 | 60 | Good |
| Wade Rd over Cypress Creek | 1995 | 60 | Fair |
| Cummins Rd over Goldmine Creek | 2002 | 50 | Good |
| Moore Rd over Steep Bayou | 2002 | 50 | Fair |
| Adcox Rd over Creek | 1970 | 40 | Poor |
| China Grove Rd over Muddy Bayou | 1996 | 40 | Fair |
| Jones Lane over Creek | 1969 | 40 | Poor |
| Summers Rd over Cow Bayou | 1989 | 40 | Fair |
| Hill Road over Little Fork | 2018 | 33 | Good |
| Comeaux Rd over Creek | 1960 | 30 | Poor |
| Jaggers Lane over Boggy Bayou | 1955 | 30 | Poor |
| Leggins Rd over Turkey Creek | 2007 | 25 | Fair |
| O.M. Walker Rd over East Fork Creek | 2017 | 25 | Good |
| Fortenberry Rd over Boggy Bayou | 1960 | 22 | Poor |
| Fortenberry Rd over Cypress Creek | 1987 | 22 | Fair |