Madison County, LA

104 public highway bridges

Madison County Bridge Snapshot

Madison County, Louisiana contains 104 public highway bridges in the FHWA National Bridge Inventory. Roughly 16.3% are rated “Good,” 66.3% “Fair,” 6.7% “Poor,” and 6.7% 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.

104
Total Bridges
16.3%
Good
6.7%
Poor
6.7%
Structurally Deficient

Condition Distribution

Good
16.3% (17)
Fair
66.3% (69)
Poor
6.7% (7)
SD
6.7% (7)

All Bridges (104)

US0065

Unknown

Over: US 65 OVER I-20

US 65 OVER I-20, Madison, LA

ADT: 1,980

US0065

Unknown

Over: US 65 OVER I-20

US 65 OVER I-20, Madison, LA

ADT: 1,980

LA0577

Unknown

Over: LA 577 OVER I-20

LA 577 OVER I-20, Madison, LA

ADT: 220

LA0602-1

Unknown

Over: LA 602 OVER I-20

LA 602 OVER I-20, Madison, LA

ADT: 1,170

LA0602-2

Unknown

Over: I-20

LA 602 OVER I-20, Madison, LA

ADT: 244

BROWN RD

Unknown

Over: I-20

2.2 MI WEST OF LA 577, Madison, LA

ADT: 22,200

CHARLES BROWN RD

Unknown

Over: I-20

3.4 MI EAST OF LA 577, Madison, LA

ADT: 22,000

FRED MORGAN SR RD

Unknown

Over: I-20

6.3 MI W OF US 65, Madison, LA

ADT: 22,000

BARNES CROSSING RD

Unknown

Over: I-20 (BARNES O'PASS)

2.6 MI EAST OF WEST INT O, Madison, LA

ADT: 2,420

LETOURNEAU RD

Unknown

Over: I-20

1.4 MI E OF LA 602-2, Madison, LA

ADT: 24,200

HODGE RD

Unknown

Over: I-20

3.4 MI EAST OF EAST INT O, Madison, LA

ADT: 740

OLD HWY 80

Fair

Over: JUDD BAYOU

JUDD BAYOU #1 (EAST), Madison, LA

Built 1908 Load: 3.6 t

ATV TRAIL

Fair

Over: MACK BAYOU

MACK BAYOU (NORTH), Madison, LA

Built 1986 Load: 10.0 t ADT: 2

US0080

Fair

Over: COW BAYOU

1.8 MI EAST OF LA 17, Madison, LA

Built 1955 Load: 18.1 t ADT: 1,358

SHARKEY RD #2

Fair

Over: TENSAS RIVER

13 MI S.W. TALLULAH, Madison, LA

Built 1985 Load: 18.5 t ADT: 109

US0065

Fair

Over: WILLOW BAYOU REL. CANAL

3.01 MI NORTH OF US 80, Madison, LA

Built 1960 Load: 20.0 t ADT: 6,051

US0065

Fair

Over: BAYOU VIDAL

.1 MI SOUTH OF LA 603, Madison, LA

Built 1963 Load: 22.7 t ADT: 2,374

US0065

Fair

Over: ALLIGATOR BAYOU

4.4 MI NORTH OF SOUTH INT, Madison, LA

Built 1963 Load: 22.7 t ADT: 2,098

US0065

Fair

Over: ROUNDAWAY BAYOU

1.5 MI NORTH OF NORTH INT, Madison, LA

Built 1963 Load: 22.7 t ADT: 2,192

COW BAYOU RD

Fair

Over: COW BAYOU

0.7 MI S of US 80, Madison, LA

Built 1992 Load: 22.7 t ADT: 130

LA0603

Fair

Over: HARPER BAYOU

8.90 MI EAST OF SOUTH INT, Madison, LA

Built 1958 Load: 23.6 t ADT: 100

US0080

Fair

Over: TENSAS RIVER

3.0 MI EAST OF LA 577, Madison, LA

Built 1954 Load: 24.0 t ADT: 1,181

LA0577

Fair

Over: DIVERSION CHANNEL

.1 MI NORTH OF LA 610, Madison, LA

Built 1962 Load: 24.6 t ADT: 914

US0080

Fair

Over: ROUNDAWAY BAYOU

10.2 MI EAST OF LA 577, Madison, LA

Built 1955 Load: 25.4 t ADT: 1,558

US0065

Fair

Over: WALNUT BAYOU

.15 MI NORTH OF I-20, Madison, LA

Built 1963 Load: 27.2 t ADT: 8,046

OLD HWY 602

Fair

Over: MILL BAYOU

1.56 MI SOUTH OF I-20, Madison, LA

Built 1951 Load: 28.1 t ADT: 420

I0020

Fair

Over: MISSISSIPPI RIVER

.1 MI EAST OF US 80, Madison, LA

Built 1973 Load: 29.5 t ADT: 36,023

I0020

Fair

Over: DRAINAGE

2.8 MI WEST OF LA 577, Madison, LA

Built 1971 Load: 30.8 t ADT: 31,481

I0020

Fair

Over: DRAINAGE

2.8 MI WEST OF LA 577, Madison, LA

Built 1971 Load: 30.8 t ADT: 31,481

I0020

Fair

Over: BAYOU MACON

3.0 MI WEST OF LA 577, Madison, LA

Built 1971 Load: 31.8 t ADT: 31,481

I0020

Fair

Over: BAYOU MACON

3.0 MI WEST OF LA 577, Madison, LA

Built 1971 Load: 31.8 t ADT: 31,481

MERLE GUSTAFSON RD

Fair

Over: PANOLA BAYOU

1.1 MI N of US 80, Madison, LA

Built 2010 Load: 32.4 t ADT: 150

US0080

Fair

Over: BAYOU

7.9 MI EAST OF LA 577, Madison, LA

Built 1930 Load: 32.4 t ADT: 1,181

US0080

Fair

Over: GRASS LAKE

1.49 MI EAST OF WEST INT, Madison, LA

Built 1954 Load: 32.4 t ADT: 2,021

US0080

Fair

Over: CYPRESS BAYOU

.9 MI EAST OF EAST INT OF, Madison, LA

Built 1954 Load: 32.4 t ADT: 2,021

US0065

Fair

Over: DRAIN

6.5 MI NORTH OF SOUTH INT, Madison, LA

Built 1963 Load: 32.4 t ADT: 2,192

US0065

Fair

Over: PANOLA BAYOU

1.0 MI NORTH OF US 80, Madison, LA

Built 1932 Load: 32.4 t ADT: 8,719

US0065

Fair

Over: DRAIN

4.67 MI NORTH OF US 80, Madison, LA

Built 1932 Load: 32.4 t ADT: 6,051

US0065

Fair

Over: TALLA BENA BAYOU

6.77 MI NORTH OF US 80, Madison, LA

Built 1932 Load: 32.4 t ADT: 6,051

I0020

Fair

Over: CREEK

.3 MI EAST OF LA 577, Madison, LA

Built 1971 Load: 32.4 t ADT: 31,481

I0020

Fair

Over: CREEK

.3 MI EAST OF LA 577, Madison, LA

Built 1971 Load: 32.4 t ADT: 8,115

I0020

Fair

Over: MACK-BAYOU

2.6 MI EAST OF LA 577, Madison, LA

Built 1975 Load: 32.4 t ADT: 31,481

I0020

Fair

Over: DRAINAGE-CANAL

5.5 MI EAST OF LA 577, Madison, LA

Built 1975 Load: 32.4 t ADT: 31,481

I0020

Fair

Over: DRAIN

.01 MI WEST OF US 65, Madison, LA

Built 1975 Load: 32.4 t ADT: 31,481

I0020

Fair

Over: DRAINAGE CANAL

1.0 MI EAST OF US 65, Madison, LA

Built 1975 Load: 32.4 t ADT: 31,481

SHARKEY RD #1

Fair

Over: JONES BAYOU

9 MI SW TALLULAH, Madison, LA

Built 1984 Load: 32.4 t ADT: 113

BAILEY RD

Fair

Over: BONE CREEK

0.8 MI N of US 80, Madison, LA

Built 1997 Load: 32.4 t ADT: 225

MISSISSIPPI ST.

Fair

Over: BRUSHY BAYOU

0.3 MI SW of US 80, Madison, LA

Built 1983 Load: 32.7 t ADT: 500

US0080

Fair

Over: JOES BAYOU

.01 MI WEST OF LA 577, Madison, LA

Built 1954 Load: 33.6 t ADT: 894

I0020

Fair

Over: TENSAS-RIVER

7.3 MI EAST OF LA 577, Madison, LA

Built 1975 Load: 33.6 t ADT: 31,481

Related

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