St. Landry County, LA

317 public highway bridges

St. Landry County Bridge Snapshot

According to the Federal Highway Administration's 2024 National Bridge Inventory, St. Landry County, Louisiana contains 317 public highway bridges. Roughly 38.2% are rated “Good,” 47% “Fair,” and 6.6% “Poor.” Poor means the lowest applicable deck, superstructure, substructure, or culvert rating is 4 or below on the 0–9 NBI scale. It is a condition category, not a live safety or closure decision.

Responsible agencies inspect covered bridges on risk-based intervals under current NBIS rules and submit inventory data to FHWA annually. The list below shows every NBI-tracked bridge in the county. Use the “Sort by” controls to change the ordering, and click any row for its reported inspection date, traffic count, and condition fields.

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

317
Total Bridges
38.2%
Good
47%
Fair
6.6%
Poor Condition

Condition Distribution

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

All Bridges (317)

US0190

Good

Over: BAYOU DARBONNE W.B.

1.19 Mi W of US 71, St. Landry, LA

Built 2004 Load: 28.2 t ADT: 20,176

US0190

Good

Over: SLOW BAYOU E.B.

5.02 MI EAST OF LA 741, St. Landry, LA

Built 2004 Load: 30.8 t ADT: 13,476

US0190

Good

Over: SLOW BAYOU W.B.

3.00 Mi W of US 71, St. Landry, LA

Built 2005 Load: 30.8 t ADT: 20,176

Hickory Rd.

Good

Over: BAYOU BOURBEUX

0.53 Mi N of LA 93, St. Landry, LA

Built 1997 Load: 31.8 t ADT: 400

LA0035

Good

Over: DRAINAGE CANAL

2 Mi. S. of LA 358, St. Landry, LA

Built 2009 Load: 32.4 t ADT: 1,352

LA0035

Good

Over: DRAINAGE CANAL

1.2 Mi. S. of LA 740, St. Landry, LA

Built 2009 Load: 32.4 t ADT: 1,790

Judson Walsh Drive

Good

Over: Rawles Bayou

.01 Mi West of I-49, St. Landry, LA

Built 2020 Load: 32.4 t ADT: 5,500

US0071

Good

Over: SANDY BAYOU

6.50 MI S of LA 10, St. Landry, LA

Built 2002 Load: 32.4 t ADT: 1,695

US0190

Good

Over: BAYOU MALLET

1.1 MI EAST OF LA 103, St. Landry, LA

Built 1931 Load: 32.4 t ADT: 4,319

US0190

Good

Over: BAYOU FORK

2.3 MI EAST OF LA 35, St. Landry, LA

Built 1931 Load: 32.4 t ADT: 11,913

US0190

Good

Over: BOAGNI SWAMP

1.1 MI EAST OF I-49, St. Landry, LA

Built 1951 Load: 32.4 t ADT: 21,716

US0190

Good

Over: BAYOU TOULOUSE

0.05 Mi W of LA 742, St. Landry, LA

Built 1951 Load: 32.4 t ADT: 20,498

LA0182

Good

Over: DRAINAGE DITCH

0.1 MI WEST OF I-49, St. Landry, LA

Built 1992 Load: 32.4 t ADT: 16,573

I-49 Frontage

Good

Over: DRAINAGE DITCH

0.1 MI North of LA 182, St. Landry, LA

Built 1992 Load: 32.4 t ADT: 2,967

I-49 SB FrontageRd

Good

Over: DRAINAGE DITCH

0.1 MI South of LA 182, St. Landry, LA

Built 1992 Load: 32.4 t ADT: 2,967

LA0013

Good

Over: DRAINAGE CANAL

1.6 Mi. North of LA 29, St. Landry, LA

Built 1966 Load: 32.4 t ADT: 4,950

US0167

Good

Over: BAYOU BELLEVIEW

1.2 MI EAST OF LA 749, St. Landry, LA

Built 1955 Load: 32.4 t ADT: 7,630

I0049

Good

Over: DRAINAGE DITCH

0.6 MI NORTH OF LA 3233, St. Landry, LA

Built 1960 Load: 32.4 t ADT: 4,002

I0049

Good

Over: DRAINAGE CANAL

1.2 MI NORTH OF LA 3233, St. Landry, LA

Built 1962 Load: 32.4 t ADT: 4,002

I0049

Good

Over: DRAINAGE CANAL

1.3 MI NORTH OF LA 3233, St. Landry, LA

Built 1962 Load: 32.4 t ADT: 4,451

Prudhomme St.

Good

Over: BAYOU RAWLES

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

Built 1981 Load: 32.4 t ADT: 2,820

I0049

Good

Over: KENNISON BAYOU

0.46 MI S of US 167, St. Landry, LA

Built 1983 Load: 32.4 t ADT: 333

LA0751

Good

Over: DRAINAGE LATERAL

1.66 MI WEST OF LA 35, St. Landry, LA

Built 1970 Load: 32.4 t ADT: 666

LA0103

Good

Over: DRAINAGE CANAL

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

Built 1960 Load: 32.4 t ADT: 616

Domengeaux Rd.

Good

Over: Drain Canal

0.3 Mi. E. of La 93, St. Landry, LA

Built 2000 Load: 32.4 t ADT: 150

Oak Rd

Good

Over: Drainage Bayou

0.08 S. of La 358, St. Landry, LA

Built 1997 Load: 32.4 t ADT: 350

W. Linwood Dr.

Good

Over: RAWLES BAYOU

0.1 MI W of I-49 Frontage, St. Landry, LA

Built 2007 Load: 32.4 t ADT: 200

Blossom Rd

Good

Over: DRAINAGE BAYOU

2.50 Mi SE of LA 35, St. Landry, LA

Built 2005 Load: 32.4 t ADT: 200

Lakeview Dr.

Good

Over: Drainage Bayou

0.17 Mi E of I-49, St. Landry, LA

Built 1994 Load: 32.4 t ADT: 150

Desiree Rd

Good

Over: WEST FORK BAYOU

0.48 Mi SW of US 190, St. Landry, LA

Built 2000 Load: 32.4 t ADT: 330

Goyo Rd.

Good

Over: DRAINAGE BAYOU

0.6 MI NE of LA 363, St. Landry, LA

Built 2000 Load: 32.4 t ADT: 550

Domengeaux Rd.

Good

Over: Drainage Canal

1.0 MI E of LA 93, St. Landry, LA

Built 2000 Load: 32.7 t ADT: 150

Noel Rd

Good

Over: Plaquemine Bayou

0.5 Mi SE. of La 35, St. Landry, LA

Built 2000 Load: 32.7 t ADT: 525

Dupre Rd

Good

Over: DRAINAGE CANAL

0.9 N of LA 3043, St. Landry, LA

Built 2000 Load: 32.7 t ADT: 325

White Oak Rd

Good

Over: BAYOU CARRON

0.3 Mi SW of La 103, St. Landry, LA

Built 2000 Load: 32.7 t ADT: 100

I0049

Good

Over: E.Grolee St/MPRR

3.55 Mi S of LA 744, St. Landry, LA

Built 1983 Load: 33.6 t ADT: 15,642

Billeaux Road

Good

Over: Carencro Bayou

1.08 Miles E of LA 93, St. Landry, LA

Built 2018 Load: 34.0 t ADT: 680

LA0013

Good

Over: DRAINAGE CANAL

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

Built 1978 Load: 34.5 t ADT: 6,481

I0049

Good

Over: E.Grolee St/MPRR

0.2 MI N of US 190, St. Landry, LA

Built 1983 Load: 34.5 t ADT: 14,400

LA0363

Good

Over: DRAINAGE CANAL

2.2 MI N of LA 748, St. Landry, LA

Built 2009 Load: 34.7 t ADT: 777

US0190

Good

Over: BAYOU DARBONNE E.B.

7.0 MI EAST OF LA 741, St. Landry, LA

Built 2004 Load: 34.7 t ADT: 13,476

LA0103

Good

Over: BAYOU COURTBLEAU

1.0 MI E of LA 743, St. Landry, LA

Built 2009 Load: 35.6 t ADT: 2,000

Little Teche Rd

Good

Over: COULEE ROUGE

0.9 Mi N of LA 31, St. Landry, LA

Built 2011 Load: 36.0 t ADT: 50

US0190

Good

Over: BAYOU COURTABLEAU W.B.

3.70 Mi W of US 71, St. Landry, LA

Built 2005 Load: 36.0 t ADT: 20,176

Chretien Point Rd.

Good

Over: BAYOU BOURBE

1.2 Mi NE of LA 356, St. Landry, LA

Built 1997 Load: 36.3 t ADT: 520

Bellard Loop

Good

Over: Drainage Canal

0.25 MI E of LA 35, St. Landry, LA

Built 2002 Load: 36.3 t ADT: 200

Threatt St.

Good

Over: RICHARDS GULLY

0.10 Mi S of LA 29, St. Landry, LA

Built 2005 Load: 36.3 t ADT: 200

Nezat Rd.

Good

Over: BAYOU LITTLE TECHE

0.05 MI W of LA 743, St. Landry, LA

Built 2005 Load: 36.3 t ADT: 410

Rayne Rd

Good

Over: BRANCH OF B. COURTABLEAU

1.67 Mi SE of LA 103, St. Landry, LA

Built 1995 Load: 36.9 t ADT: 225

Carson Rd

Good

Over: DRAINAGE BAYOU

0.74 Mi W of LA 361, St. Landry, LA

Built 2000 Load: 36.9 t ADT: 120
Data sourced from official public datasets. See our methodology for details. Retrieved and formatted by PlainBridges

Every figure on PlainBridge is rendered directly from federal source data, no number is typed in by an editor. This page draws directly on federal source data, no figure is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.