| La0413 over False Bayou | Poor | 57.1 ft | 5,896 | 1972 |
| La0001 over Bayou Moreau | Poor | 95.1 ft | 3,289 | 1957 |
| La0001 over Lateral W15#7a | Poor | 58.1 ft | 3,289 | 1957 |
| Bridge RD over Bayou Grosse Tete | Poor | 248.0 ft | 1,540 | 1979 |
| La0979 over False River Canal | Poor | 113.8 ft | 748 | 1980 |
| La0081 over Bayou Black | Poor | 38.1 ft | 231 | 1969 |
| Lorio Dairy RD over Bayou Sere | Poor | 58.1 ft | 210 | 1970 |
| Woodview LN over Drainage Ditch | Poor | 57.1 ft | 136 | 1970 |
| La0970 over Creek | Poor | 38.1 ft | 84 | 1971 |
| La0970 over Bayou Moreau | Poor | 95.1 ft | 84 | 1971 |
| La0010 over Bayou Morris | Poor | 60.0 ft | 15 | 1923 |
| Us0190 over Bayou Tommy | Fair | 21.0 ft | 20,176 | 1951 |
| Us0190 over M.p. Rr @ Livonia | Fair | 1519.0 ft | 20,176 | 1984 |
| Us0190 over Stream No Name | Fair | 39.0 ft | 14,467 | 1952 |
| Us0190 over Stream | Fair | 26.9 ft | 13,717 | 1933 |
| Us0190 over Stream | Fair | 23.0 ft | 13,717 | 1933 |
| Us0190 over M.p. Rr @ Livonia | Fair | 1519.0 ft | 13,660 | 1984 |
| Us0190 over Stream | Fair | 23.0 ft | 13,660 | 1933 |
| Us0190 over Morganza Fldwy | Fair | 18777.9 ft | 12,942 | 1945 |
| La3131 over Portage Canal | Fair | 100.1 ft | 10,317 | 1970 |
| La0010 over Railroad | Fair | 3874.0 ft | 5,763 | 2010 |
| La0078 over Port Allen Lock | Fair | 240.2 ft | 4,464 | 1980 |
| La0077 over Stream | Fair | 28.9 ft | 4,376 | 1923 |
| La0001 over Bayou White Vine | Fair | 24.0 ft | 4,369 | 1935 |
| La0001 over Morganza Spillway | Fair | 4125.0 ft | 3,874 | 1954 |
| La0001 over Bayou Fisher | Fair | 27.9 ft | 3,698 | 1936 |
| La0983 over Bayou Chenal | Fair | 80.1 ft | 2,823 | 1956 |
| Jack Torres RD over Bayou Cholpe Tributary | Fair | 95.1 ft | 657 | 1986 |
| Gremillion RD over Bayou Tommy | Fair | 40.0 ft | 657 | 1999 |
| La0015 over Old River Nav. Canal | Fair | 881.9 ft | 633 | 1965 |
| La0417 over Lateral 415 W | Fair | 120.1 ft | 503 | 1958 |
| La0417 over Clay Bayou | Fair | 86.0 ft | 503 | 1948 |
| La0417 over Johnson Canal | Fair | 160.1 ft | 503 | 1963 |
| La0081 over W-11 Lateral #2 | Fair | 38.1 ft | 231 | 1969 |
| Normady RD over Black Bayou | Fair | 24.9 ft | 159 | 1989 |
| Callegan W. over Drain Bayou | Fair | 40.0 ft | 70 | 2004 |
| Levee Road over Drainage Channel | Fair | 30.8 ft | 3 | 1940 |
| Us0190 over Sere Bayou | Good | 120.1 ft | 20,176 | 2006 |
| Us0190 over Sere Bayou | Good | 120.1 ft | 20,176 | 2006 |
| Us0190 over Bayou Cholpe | Good | 160.1 ft | 20,176 | 1996 |
| Us0190 over Bayou Cholpe | Good | 160.1 ft | 14,467 | 1996 |
| Us0190 over Bayou Grosse Tete | Good | 285.1 ft | 13,660 | 2012 |
| La0010 over Mississippi River | Good | 2043.0 ft | 5,763 | 2011 |
| La0010 over Portage Canal #1 | Good | 140.1 ft | 4,563 | 2009 |
| La 413 over Discharge Bayou | Good | 180.1 ft | 3,400 | 2024 |
| La 413 over Chenal Bayou | Good | 222.1 ft | 3,277 | 2023 |
| La0413 over Bayou Poydras | Good | 47.9 ft | 1,351 | 1923 |
| La0978 over Bayou Grosse Tete | Good | 100.1 ft | 1,067 | 1962 |
| Jack Torres RD over Drainage Ditch | Good | 27.9 ft | 657 | 1989 |
| Beamon Rd. over Bayou Maringouin | Good | 84.0 ft | 525 | 2024 |
| Pecan Lane over Chenal Canal | Good | 149.9 ft | 80 | 2022 |