Grant County, LA

209 public highway bridges

Grant County Bridge Snapshot

Grant County, Louisiana contains 209 public highway bridges in the FHWA National Bridge Inventory. Roughly 41.6% are rated “Good,” 41.6% “Fair,” 15.3% “Poor,” and 15.3% 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.

209
Total Bridges
41.6%
Good
15.3%
Poor
15.3%
Structurally Deficient

Condition Distribution

Good
41.6% (87)
Fair
41.6% (87)
Poor
15.3% (32)
SD
15.3% (32)

All Bridges (209)

LA0122

Good

Over: NANTACHIE CREEK

1.44 MI. EAST OF US 71, Grant, LA

Built 1982 Load: 40.8 t ADT: 683

LA0122

Good

Over: NANTACHIE CREEK RELIEF

1.55 MI. EAST OF US 71, Grant, LA

Built 1982 Load: 40.8 t ADT: 683

LA0122

Good

Over: DARTIGO CREEK

8.52 MI. EAST OF US 71, Grant, LA

Built 1993 Load: 40.8 t ADT: 683

LA0122

Good

Over: HURLEY CREEK

6.58 M E OF E JCT LA 471, Grant, LA

Built 2000 Load: 41.7 t ADT: 683

LA0122

Good

Over: IATT CREEK

6.76 M E OF E JCT LA 471, Grant, LA

Built 1999 Load: 41.7 t ADT: 683

LA0122

Good

Over: BLACK CREEK

8.94 M E OF E JCT LA 471, Grant, LA

Built 1999 Load: 41.7 t ADT: 683

LA0122

Good

Over: BLACK CREEK RELIEF

9.04 M E OF E JCT LA 471, Grant, LA

Built 1999 Load: 41.7 t ADT: 683

FARENZIE RD

Good

Over: SUGARHOUSE BAYOU

0.16 MI. NORTH OF LA 8, Grant, LA

Built 2006 Load: 42.1 t ADT: 350

US0167

Good

Over: BIG CREEK

1.07 MI. SOUTH OF LA 123, Grant, LA

Built 1988 Load: 43.5 t ADT: 11,712

US0071

Good

Over: NANTACHIE CREEK

0.25 MI NE JCT LA 1240, Grant, LA

Built 1983 Load: 44.5 t ADT: 1,388

LA0122

Good

Over: SWAFFORD CREEK

11.21 M E OF E JCT LA 471, Grant, LA

Built 1999 Load: 44.5 t ADT: 683

Lemoine Cutoff Rd

Good

Over: CREEK

1.39 M. N. OF US 71, Grant, LA

Built 1993 Load: 45.7 t ADT: 320

Rock Hill Road

Good

Over: Gray's Creek

5.72 MI N of Jct US 71, Grant, LA

Built 2017 Load: 46.0 t ADT: 130

LA0471

Good

Over: Dartigo Creek

5.8 Mi N of US 71, Grant, LA

Built 2021 Load: 46.3 t ADT: 510

LA0471

Good

Over: Dartigo Creek

5.88 M N of US 71, Grant, LA

Built 2021 Load: 46.3 t ADT: 510

LA0471

Good

Over: Creek

6.02 M N of US 71, Grant, LA

Built 2021 Load: 46.3 t ADT: 510

US0165

Good

Over: OLD SLOUGH

0.63 MILES NORTH OF LA 8, Grant, LA

Built 2006 Load: 46.3 t ADT: 6,586

LA0122

Good

Over: UNNAMED CREEK

7.99. M E OF E JCT LA 471, Grant, LA

Built 1999 Load: 47.2 t ADT: 683

LA0122

Good

Over: BEAVER CREEK

3.38 M E OF E JCT LA 471, Grant, LA

Built 1999 Load: 47.2 t ADT: 683

Douglas Rd

Good

Over: SWAFFORD CREEK

0.51 MILES WEST OF NEWTON, Grant, LA

Built 2013 Load: 47.6 t ADT: 100

LA0122

Good

Over: CREEK

4.9 Mi E of LA 471, Grant, LA

Built 2023 Load: 56.1 t ADT: 683

Air Base Rd

Good

Over: CREEK

0.25 MI. EAST OF US 167, Grant, LA

Built 2005 Load: 74.5 t ADT: 138

Air Base Rd

Good

Over: CREEK

.42 MILES EAST OF US 167, Grant, LA

Built 2005 Load: 74.5 t ADT: 138

Nelms Loop Rd

Good

Over: DRY BRANCH

.87 MILES E US 71, Grant, LA

Built 2009 Load: 74.5 t ADT: 200

LA0122

Good

Over: DRAIN

10.9 M E OF E JCT LA 471, Grant, LA

Built 1999 Load: 74.5 t ADT: 683

Rob Wallace Rd

Good

Over: CREEK

0.64 MI. NORTH OF LA 8, Grant, LA

Built 1993 Load: 74.5 t ADT: 50

River Rd

Good

Over: UNNAMED CREEK

2.21 MI. WEST OF US 71, Grant, LA

Built 2003 Load: 74.5 t ADT: 100

Georgetown Ceme Rd

Poor

Over: KEY BRANCH

0.13 M. N. OF LA 500, Grant, LA

Built 1975 Load: 4.5 t ADT: 30

Sparrow Lane

Poor

Over: MARTEAU BAYOU

0.3 M. SE OF LA 492, Grant, LA

Built 1919 Load: 7.8 t ADT: 40

FDR 521

Poor

Over: FOUR MILE BRANCH

LOGMI 0.19 FR 532 TO, Grant, LA

Built 1955 Load: 13.9 t ADT: 26

FDR 120

Poor

Over: PANTHER BAYOU

NO DATA ENTERED, Grant, LA

Built 1981 Load: 14.9 t ADT: 15

FDR 120

Poor

Over: CANEY BRANCH

NO DATA ENTERED, Grant, LA

Built 1981 Load: 14.9 t ADT: 15

FDR 120

Poor

Over: S.FORK SADDLE BAYOU

NO DATA ENTERED, Grant, LA

Built 1982 Load: 14.9 t ADT: 17

LA0472

Poor

Over: BIG BEAR CREEK

7.9 MI EAST OF US 167, Grant, LA

Built 1938 Load: 15.6 t ADT: 88

FDR 102

Poor

Over: INDIAN CREEK

NATIONAL FOREST, Grant, LA

Built 1965 Load: 17.8 t ADT: 12

FDR 145-A

Poor

Over: DRY PRONG CREEK

NO DATA ENTERED, Grant, LA

Built 1970 Load: 18.1 t ADT: 13

US0167

Poor

Over: BEAR CREEK

8.13 MI. NORTH OF LA 472, Grant, LA

Built 1975 Load: 20.1 t ADT: 11,712

FDR 119

Poor

Over: SOCIA CREEK

NO DATA ENTERED, Grant, LA

Built 1970 Load: 20.7 t ADT: 30

US0071

Poor

Over: BAYOU RIGOLETTE

1.1 MI NORTH OF LA 492, Grant, LA

Built 1950 Load: 21.4 t ADT: 2,063

US0167

Poor

Over: MOSLEY MILL CREEK

3.56 MI. NORTH OF LA 472, Grant, LA

Built 1975 Load: 21.7 t ADT: 11,712

LA0123

Poor

Over: FISH CREEK

7.27 MI EAST OF US 167, Grant, LA

Built 1974 Load: 22.0 t ADT: 595

US0071

Poor

Over: BAYOU RIGOLETTE

2.0 MI NORTH OF LA 492, Grant, LA

Built 1950 Load: 24.0 t ADT: 2,063

LA0524

Poor

Over: JESSE BRANCH

1.1 MI WEST OF US 165, Grant, LA

Built 1931 Load: 32.4 t ADT: 14

LA0122

Poor

Over: CREEK

4.2 M E OF E JCT LA 471, Grant, LA

Built 1988 Load: 53.8 t ADT: 683

Fish Creek Camp Rd

Structurally Deficient

Over: Fish Creek

0.28 M. W of Fish Creek R, Grant, LA

Built 1988 Load: 7.1 t ADT: 5

FDR 127

Structurally Deficient

Over: HURRICANE CREEK

NO DATA ENTERED, Grant, LA

Built 1975 Load: 8.4 t ADT: 30

Selma Loop Rd

Structurally Deficient

Over: CREEK

0.41 M. S. OF PARISH ROAD, Grant, LA

Built 1970 Load: 9.1 t ADT: 130

Grand Staff Rd

Structurally Deficient

Over: CREEK

GRAND STAFF ROAD, Grant, LA

Built 1970 Load: 9.1 t ADT: 40

LA0472

Structurally Deficient

Over: INDIAN CREEK

5.02 MI EAST OF US 167, Grant, LA

Built 1938 Load: 12.0 t ADT: 88

LA0008

Structurally Deficient

Over: BIG CREEK

3.02 MI. EAST OF US 165, Grant, LA

Built 1968 Load: 14.9 t ADT: 1,590

Related

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