Terrebonne County, LA

215 public highway bridges

Terrebonne County Bridge Snapshot

Terrebonne County, Louisiana contains 215 public highway bridges in the FHWA National Bridge Inventory. Roughly 40.5% are rated “Good,” 42.8% “Fair,” 10.7% “Poor,” and 10.7% 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.

215
Total Bridges
40.5%
Good
10.7%
Poor
10.7%
Structurally Deficient

Condition Distribution

Good
40.5% (87)
Fair
42.8% (92)
Poor
10.7% (23)
SD
10.7% (23)

All Bridges (215)

LA0024

Unknown

Over: SPRR & LA 20

LA0024, Terrebonne, LA

ADT: 2,400

LA0315

Unknown

Over: BAYOU DULARGE

.01 MI NORTH OF LA 661, Terrebonne, LA

ADT: 5,700

US0090

Unknown

Over: LA662, BAYOU L'OURSE

.05 MI EAST OF LA 662, Terrebonne, LA

ADT: 470

US0090

Unknown

Over: LA 662, BAYOU L'OURSE

.05 MI EAST OF LA 662, Terrebonne, LA

ADT: 470

US0090

Unknown

Over: LA 20, SP RR, DRAIN CANA

RAMP TO LA 20, Terrebonne, LA

ADT: 1,200

LA3052

Unknown

Over: LA 20, SP RR, DRAIN CANA

RAMP TO LA 20, Terrebonne, LA

ADT: 11,400

US0090

Unknown

Over: LA 20, SP RR DRAIN CANAL

RAMP TO LA 3052, Terrebonne, LA

ADT: 1,200

US0090

Unknown

Over: DRAIN CANALS,LA.20,RR

.5 MI EAST OF LA 311, Terrebonne, LA

ADT: 1,650

US0090

Unknown

Over: DRAINAGE CANALS,LA.20,RR

.5 MI EAST OF LA 311, Terrebonne, LA

ADT: 2,400

US0090

Unknown

Over: LITTLE B BLACK/LA 311/SP

0.18 MI W OF LA 311, Terrebonne, LA

ADT: 2,100

US0090

Unknown

Over: LITTLE B BLACK/LA 311/SP

0.18 MI W OF LA 311, Terrebonne, LA

ADT: 2,100

US0090

Unknown

Over: LA 24, TERREBONNE BAYOU

1.8 M. E. OF LA 311, Terrebonne, LA

ADT: 13,500

US0090

Unknown

Over: LA 24, TERREBONNE BAYOU

1.7 M. W. OF LA 316, Terrebonne, LA

ADT: 13,500

SMITHRIDGE BRIDGE

Fair

Over: PETIT CAILLOU BAYOU

0001 LOG MI FROM IN, Terrebonne, LA

Built 1968 Load: 4.5 t ADT: 438

LA0182

Fair

Over: BAYOU BLACK

.01 MI EAST OF LA 20, Terrebonne, LA

Built 1946 Load: 10.9 t ADT: 3,687

TOUSSANT FORET BR

Fair

Over: PETIT CAILLOU BAYOU

0002 LOG MI FROM IN, Terrebonne, LA

Built 1965 Load: 11.7 t ADT: 1,339

SHRIMPERS ROW

Fair

Over: PROVOST BAYOU

4.2 MI N OF FALGOUT CANAL, Terrebonne, LA

Built 1963 Load: 11.7 t ADT: 990

DR. BEATROUS RD

Fair

Over: MARMANDE CANAL

0.3 MI N OF ST. ELOI RD, Terrebonne, LA

Built 1960 Load: 13.6 t ADT: 330

Bayou Gardens Blvd

Fair

Over: BAYOU

0.4 MI W OF LA 660, Terrebonne, LA

Built 1969 Load: 14.6 t ADT: 316

CHAUVIN BRIDGE RD

Fair

Over: PETIT CAILLOU BAYOU

0.02 MI SW OF LA 56, Terrebonne, LA

Built 2011 Load: 14.9 t ADT: 720

KLONDYKE BRIDGE

Fair

Over: TERREBONNE BAYOU

0001 LOG MI FROM INT 243, Terrebonne, LA

Built 1983 Load: 15.9 t ADT: 5,080

FALGOUT CANAL RD

Fair

Over: HOUMA NAVIGATION CANAL

1.0 MI W OF LA 57, Terrebonne, LA

Built 1958 Load: 16.3 t ADT: 363

SAVANNE RD

Fair

Over: COULEE

0544 LOG MI FROM IN, Terrebonne, LA

Built 1972 Load: 16.5 t ADT: 7,455

BULL RUN RD

Fair

Over: TERR LAF DRAINAGE CANAL

6.7 MI W OF LA 311, Terrebonne, LA

Built 1968 Load: 16.5 t ADT: 826

LA0182

Fair

Over: BAYOU TERREBONNE

.1 MI EAST OF LA 24 WEST, Terrebonne, LA

Built 1968 Load: 16.8 t ADT: 8,732

N BAYOU BLACK DR

Fair

Over: TERR. LAF. DRAINAGE

1.0 MI E OF SAM RAPP ST., Terrebonne, LA

Built 1966 Load: 17.5 t ADT: 1,248

LA0661

Fair

Over: NAVIGATION CANAL

.01 MI NORTH OF LA 315, Terrebonne, LA

Built 1962 Load: 17.8 t ADT: 10,945

RESERVATION BR

Fair

Over: TERREBONNE BAYOU

0.01 MI E OF LA 24, Terrebonne, LA

Built 1963 Load: 17.8 t ADT: 4,764

N BAYOU BLACK DR

Fair

Over: COULEE

0.9 MI SE OF DIANA ST., Terrebonne, LA

Built 1974 Load: 18.1 t ADT: 1,248

COUNTRY ESTATES DR

Fair

Over: ST LOUIS BAYOU

0.9 MI NORTH OF LA 660, Terrebonne, LA

Built 1967 Load: 18.1 t ADT: 7,175

LA0055

Fair

Over: LAPEYROUSE CANAL

8.0 MI SOUTH OF LA 58, Terrebonne, LA

Built 1959 Load: 18.5 t ADT: 276

KLONDYKE RD

Fair

Over: LACACHE BAYOU

0.5 MI NE OF LA 56, Terrebonne, LA

Built 1967 Load: 18.5 t ADT: 5,080

PAUL VICE BRIDGE

Fair

Over: DULARGE BAYOU

0001 LOG MI FROM IN, Terrebonne, LA

Built 1966 Load: 18.8 t ADT: 240

N. Hollywood Rd

Fair

Over: ST. LOUIS CANAL

0.8 MI E OF LA 24, Terrebonne, LA

Built 1986 Load: 18.8 t ADT: 8,236

Funderburk Ave

Fair

Over: BAYOU TERREBONNE

0.01 M W OF LA 24, Terrebonne, LA

Built 1965 Load: 18.8 t ADT: 5,001

DEADWOOD RD

Fair

Over: COULEE

0.3 MI NORTH OF LA 20, Terrebonne, LA

Built 1966 Load: 18.8 t ADT: 358

Polk St

Fair

Over: CANAL

0041 LOG MI FROM IN, Terrebonne, LA

Built 1965 Load: 19.1 t ADT: 6,018

Bayou Gardens Blvd

Fair

Over: ST. LOUIS CANAL

0.3 WEST OF LA 660, Terrebonne, LA

Built 1995 Load: 19.1 t ADT: 10,255

JARVIS BRIDGE RD

Fair

Over: BLACK BAYOU

0.01 MI N OF LA 182, Terrebonne, LA

Built 1968 Load: 19.1 t ADT: 130

Blanchard Rd

Fair

Over: BAYOU BLACK

0.01 MI N OF LA 182, Terrebonne, LA

Built 1976 Load: 19.4 t ADT: 745

Greenwood Bridge

Fair

Over: BAYOU BLACK

0.01 MI N OF LA 182, Terrebonne, LA

Built 1972 Load: 19.4 t ADT: 557

LA0661

Fair

Over: BAYOU SALLE

.2 MI EAST OF LA 57, Terrebonne, LA

Built 1961 Load: 19.8 t ADT: 5,780

LA0661

Fair

Over: BAYOU LACARPE

.48 MI NORTH OF LA 315, Terrebonne, LA

Built 1965 Load: 19.8 t ADT: 10,945

LA0058

Fair

Over: BAYOU TERREBONNE

1.58 MI EAST OF LA 56, Terrebonne, LA

Built 1964 Load: 20.1 t ADT: 5,194

BAYOUSIDE DR

Fair

Over: CANAL

0600 LOG MI FROM IN, Terrebonne, LA

Built 1974 Load: 20.1 t ADT: 557

BULL RUN RD

Fair

Over: COCKE CANAL

4.1 MI W OF LA 311, Terrebonne, LA

Built 1980 Load: 20.1 t ADT: 447

LA0024

Fair

Over: LITTLE CAILLOU

0.01 MI S OF LA 659, Terrebonne, LA

Built 1941 Load: 20.4 t ADT: 8,922

CHURCH ST

Fair

Over: BAYOU TERREBONNE

CITY OF HOUMA, Terrebonne, LA

Built 1979 Load: 20.4 t ADT: 4,110

SAVANNE RD

Fair

Over: OUISKI BAYOU

0374 LOG MI FROM IN, Terrebonne, LA

Built 1972 Load: 20.4 t ADT: 7,455

CIVIC CENTER BLVD

Fair

Over: LITTLE BLACK BAYOU

0.008 MI S OF LA 311, Terrebonne, LA

Built 1989 Load: 20.7 t ADT: 6,810

Related

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