St. Landry County, LA

317 public highway bridges

St. Landry County Bridge Snapshot

St. Landry County, Louisiana contains 317 public highway bridges in the FHWA National Bridge Inventory. Roughly 38.2% are rated “Good,” 47% “Fair,” 6.6% “Poor,” and 6.6% are classified as structurally deficient — the federal designation for spans whose deck, superstructure, or substructure has been rated 4 or below on the 0–9 NBI scale. Structurally deficient does not mean unsafe to cross; it means the bridge is on the priority list for repair or replacement.

Inspections in LA are conducted by certified engineers from the state Department of Transportation on a 24-month cycle, and results are reported back to the FHWA each spring. The list below shows every NBI-tracked bridge in the county, sorted by inventory load rating. Use the “Sort by” controls to surface the lowest-rated spans first, and click any row for full inspection history, traffic counts, and condition trends.

Source: FHWA National Bridge Inventory. See methodology for full definitions.

317
Total Bridges
38.2%
Good
6.6%
Poor
6.6%
Structurally Deficient

Condition Distribution

Good
38.2% (121)
Fair
47% (149)
Poor
6.6% (21)
SD
6.6% (21)

All Bridges (317)

Heather St

Fair

Over: Drainage Canal

0.4 Mi. E. of La 182, St. Landry, LA

Built 1976 Load: 17.5 t ADT: 1,200

Jessie B. Rd

Fair

Over: Bayou Mallet

0.7 Mi. S. of US 190, St. Landry, LA

Built 1986 Load: 18.1 t ADT: 100

Old US 190

Fair

Over: DRAINAGE BAYOU

0.2 Mi E of LA 3174, St. Landry, LA

Built 1930 Load: 18.1 t ADT: 270

Old US 190

Fair

Over: HALF MOON BAYOU

1.1 Mi. W. of LA 3174, St. Landry, LA

Built 1930 Load: 18.1 t ADT: 270

Common St.

Fair

Over: BAYOU TESSON

0.2 Mi E of LA 749, St. Landry, LA

Built 1965 Load: 18.1 t ADT: 250

US0167

Fair

Over: B GRAND LOUIS

1.2 MI N. OF LA 103, St. Landry, LA

Built 1955 Load: 18.5 t ADT: 5,978

Wisdom Rd

Fair

Over: BAYOU PLAQUEMINE BRULY

0.1 Mi E of Grapevine Rd, St. Landry, LA

Built 1987 Load: 18.5 t ADT: 250

Saquette Rd.

Fair

Over: BAYOU SAQUETTE

0.96 Mi E of LA 103, St. Landry, LA

Built 1975 Load: 18.5 t ADT: 80

Raiders Rd

Fair

Over: BAYOU GRAND LOUIS

0.2 Mi N. of Creek Rd, St. Landry, LA

Built 1985 Load: 18.5 t ADT: 150

George Buller Rd

Fair

Over: BAYOU BOEUF

0.31 Mi SW of LA 182, St. Landry, LA

Built 1975 Load: 18.5 t ADT: 110

I0049

Fair

Over: BAYOU CARENCRO

1.0 MI NORTH OF LA 182, St. Landry, LA

Built 1963 Load: 18.8 t ADT: 44,889

Botany Bay Rd

Fair

Over: Bayou Portage

1.1 Mi E of Seven Arpent, St. Landry, LA

Built 1975 Load: 18.8 t ADT: 150

Park Ave.

Fair

Over: Bayou Tesson

0.9 Mi. E. of La 357, St. Landry, LA

Built 1936 Load: 18.8 t ADT: 1,500

WPA Rd

Fair

Over: BAYOU WAUKSHA

2.8 Mi SW. of US 71, St. Landry, LA

Built 1978 Load: 18.8 t ADT: 750

Bernice St.

Fair

Over: Yarbor Bayou

0.1 Mi E of Ina Clare Dr., St. Landry, LA

Built 1960 Load: 19.1 t ADT: 800

W. Church St.

Fair

Over: BAYOU TESSON

0.2 Mi W. of La 182, St. Landry, LA

Built 1965 Load: 19.1 t ADT: 2,200

LA0013

Fair

Over: DRAINAGE CANAL

0.34 MI NORTH OF US 190, St. Landry, LA

Built 1966 Load: 19.4 t ADT: 8,906

School Rd.

Fair

Over: BAYOU MALLET

0.4 MI N of LA 752, St. Landry, LA

Built 1987 Load: 19.8 t ADT: 625

Little Teche Rd.

Fair

Over: DRAINAGE CANAL

2.54 Mi S of LA 742, St. Landry, LA

Built 1979 Load: 20.1 t ADT: 240

W. Bloch St.

Fair

Over: BAYOU TESSON

0.3 Mi W. of La 182, St. Landry, LA

Built 1965 Load: 20.7 t ADT: 2,500

US0167

Fair

Over: COULEE GARRAGUE

4.41 Mi NW of LA 182, St. Landry, LA

Built 1955 Load: 20.9 t ADT: 8,773

LA0103

Fair

Over: TECHE BAYOU @ LEONVILLE

0.22 MI NORTH OF LA 31, St. Landry, LA

Built 1953 Load: 20.9 t ADT: 2,462

US0190

Fair

Over: BAYOU TECHE

0.3 MI W of LA 103, St. Landry, LA

Built 1964 Load: 21.1 t ADT: 8,559

Howard Venable Rd.

Fair

Over: Bayou Wikoff Branch

1.0 Mi. S. of La 754, St. Landry, LA

Built 1975 Load: 21.1 t ADT: 250

US0190

Fair

Over: BAYOU TECHE

0.15 MI E of LA 742, St. Landry, LA

Built 1964 Load: 21.4 t ADT: 8,559

LA0010

Fair

Over: LITTLE WAUKSHA B

1.2 MI EAST OF LA 182, St. Landry, LA

Built 1961 Load: 22.7 t ADT: 3,283

LA0010

Fair

Over: BAYOU WAUKSHA

2.9 MI EAST OF LA 182, St. Landry, LA

Built 1961 Load: 22.7 t ADT: 3,283

LA0031

Fair

Over: BAYOU FUSELIER

LA 93 @ LA 31, St. Landry, LA

Built 1961 Load: 22.7 t ADT: 4,574

LA0093

Fair

Over: BAYOU BOURBEAU

2.9 MI WEST OF LA 760-2, St. Landry, LA

Built 1959 Load: 22.7 t ADT: 4,266

LA0031

Fair

Over: BAYOU TECHE

0.02 MI W of LA 347, St. Landry, LA

Built 1960 Load: 22.7 t ADT: 1,807

I0049

Fair

Over: BAYOU CARENCRO

2.10 Mi S of LA 93, St. Landry, LA

Built 1963 Load: 22.7 t ADT: 22,211

LA0103

Fair

Over: BAYOU COURTABLEAU

4.37 MI SOUTH OF LA 359, St. Landry, LA

Built 1937 Load: 23.6 t ADT: 2,097

LA0103

Fair

Over: BAYOU MALLET

1.26 MI NORTH OF LA 104, St. Landry, LA

Built 1960 Load: 23.6 t ADT: 616

LA0347

Fair

Over: POINT CLAIRE CA

1.1 Mi. N. of La 740, St. Landry, LA

Built 1965 Load: 24.5 t ADT: 9,963

LA0741

Fair

Over: BAYOU PORTAGE

4.08 MI SOUTH OF LA 103, St. Landry, LA

Built 1959 Load: 24.5 t ADT: 1,629

LA0746

Fair

Over: BAYOU BEOUF

0.01 MI NORTH OF LA 745, St. Landry, LA

Built 1962 Load: 24.5 t ADT: 66

Park Ave

Fair

Over: Richards Gully

1.0 Mi. W. of La 13, St. Landry, LA

Built 1987 Load: 25.3 t ADT: 1,500

LA0182

Fair

Over: CARENCRO BAYOU

0.8 Mi. NE of I-49, St. Landry, LA

Built 1948 Load: 25.4 t ADT: 16,573

Solid Waste Rd

Fair

Over: BAYOU BOEUF

0.1 MI N JCT LA 10-LA 182, St. Landry, LA

Built 1986 Load: 25.6 t ADT: 2,250

Ina Clare Dr.

Fair

Over: DRAINAGE CANAL

.07 Mi. SE of Park Ave, St. Landry, LA

Built 1974 Load: 25.9 t ADT: 500

US0190

Fair

Over: BAYOU

0.2 MI EAST OF LA 367, St. Landry, LA

Built 1932 Load: 26.2 t ADT: 8,492

LA0752

Fair

Over: DRAINAGE CANAL

0.2 MI WEST OF LA 751, St. Landry, LA

Built 1968 Load: 26.3 t ADT: 475

I0049

Fair

Over: DRAINAGE CANAL

1.2 Miles South of LA 182, St. Landry, LA

Built 1963 Load: 27.2 t ADT: 3,770

I0049

Fair

Over: BAYOU BOURBEAU

2.5 MI NORTH OF LA 93, St. Landry, LA

Built 1962 Load: 27.2 t ADT: 41,327

LA0103

Fair

Over: BAYOU CARRON

1.4 MI NORTH OF US 167, St. Landry, LA

Built 1962 Load: 27.2 t ADT: 2,097

LA0103

Fair

Over: DRAINAGE CANAL

2.58 MI NORTH OF US 190, St. Landry, LA

Built 1962 Load: 27.2 t ADT: 1,484

LA0752

Fair

Over: BAYOU MALLET

0.3 MILES SOUTH OF US 190, St. Landry, LA

Built 1968 Load: 27.2 t ADT: 475

LA0752

Fair

Over: DRAINAGE CANAL

0.1 MI SOUTH OF US 190, St. Landry, LA

Built 1968 Load: 27.2 t ADT: 475

Pine Ave.

Fair

Over: BAYOU TESSON

0.1 Mi East of LA 749, St. Landry, LA

Built 1965 Load: 28.8 t ADT: 450

LA0010

Fair

Over: BAYOU CARRON

1.6 MI NORTH OF LA 10, St. Landry, LA

Built 1936 Load: 29.5 t ADT: 2,508

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainBridges Editorial