State profile · Below national median SD

Alabama bridge safety

Condition ratings, load ratings, and structural-deficiency data for every public highway bridge in Alabama — drawn straight from the FHWA National Bridge Inventory.

13,471
Public bridges
35.0%
Good condition
3.3%
Poor condition
3.3%
Structurally deficient

Total Bridges

13,471

Public highway bridges in Alabama

Good Condition

35.0%

4,721 bridges rated 7-9

-15.0pp vs 50% benchmark

Poor Condition

3.3%

451 bridges rated 0-4

Structurally Deficient

3.3%

451 bridges flagged for repair priority

-3.6pp vs national avg 7.0%

Alabama vs national bridge condition

Alabama — Good condition share 35.0%
National avg

Share of bridges rated 7-9 on the FHWA 0-9 scale (deck, superstructure, substructure all good).

Alabama — Structurally deficient share 11.2%
National avg

Lower is better. Bar maxes at 30% (worst-state ceiling). National average sits at 7.0%.

Alabama vs nearby ranks

Adjacent states on the structurally deficient leaderboard (lower share = better)

States are ranked by share of bridges flagged structurally deficient — the FHWA classification for any span where deck, superstructure, or substructure carries a condition rating of 4 or below. Lower percentages indicate stronger maintenance funding and inspection follow-through. States here sit immediately above and below Alabama on the same metric.

12

Florida

2.75% top marginal rate
Structure
Progressive
Burden @ $100K
$12,892

51

Virginia

3.03% top marginal rate
Structure
Progressive
Burden @ $100K
$14,122
Selected

01

Alabama

3.35% top marginal rate
Structure
Progressive
Burden @ $100K
$13,471

27

Minnesota

3.63% top marginal rate
Structure
Progressive
Burden @ $100K
$11,969

09

Connecticut

3.95% top marginal rate
Structure
Progressive
Burden @ $100K
$4,277

Bridges Needing Most Attention in Alabama

Six lowest-condition bridges in Alabama, ranked by composite NBI rating. Each is inspected at least every 24 months.

All Bridges in Alabama

I - 459 NORTH

Unknown

Over: PRESERVE PARKWAY

I459 * PRESERVE PKWY, Jefferson, AL

Built 1980 ADT: 2,000

I - 459 SOUTH

Unknown

Over: ACTON ROAD

I459 * ACTON ROAD, Jefferson, AL

Built 1980 ADT: 10,000

I - 459 NORTH

Unknown

Over: ACTON ROAD

I459 * ACTON ROAD, Jefferson, AL

Built 1980 ADT: 1,000

I - 459 SOUTH

Unknown

Over: CAHABA RIVER RD.

I459 * CAHABA RIVER RD., Jefferson, AL

Built 1980 ADT: 700

I - 459 NORTH

Unknown

Over: CAHABA RIVER RD.

I459 * CAHABA RIVER RD., Jefferson, AL

Built 1980 ADT: 1,000

RAMP TO US 280

Unknown

Over: I - 459

I459 * US 280 INTR, Jefferson, AL

Built 1980 ADT: 9,607

GRANTS MILL RD

Unknown

Over: I - 459

I-459 * GRANTS MILL RD, Jefferson, AL

Built 1980 ADT: 78,010

I - 20/59 SOUTH

Unknown

Over: WOODWARD ROAD

I59 * WOODWARD RD, Jefferson, AL

Built 1980 ADT: 5,443

I - 20/59 NORTH

Unknown

Over: WOODWARD ROAD

I59 * WOODWARD ROAD, Jefferson, AL

Built 1980 ADT: 5,443

I - 20/59 SOUTH

Unknown

Over: JAY BIRD ROAD

I59 * JAY BIRD RD, Jefferson, AL

Built 1980 ADT: 8,958

I 20/59 WEST

Unknown

Over: RUTLEDGE DRIVE

I 59 * RUTLEDGE DR, Jefferson, AL

Built 1980 ADT: 600

I 20/59 EAST

Unknown

Over: RUTLEDGE DR

I59 * RUTLEDGE DR, Jefferson, AL

Built 1980 ADT: 550

RAMP C

Unknown

Over: VALLEY ROAD

RAMP C * VALLEY RD, Jefferson, AL

Built 1980 ADT: 12,000

I-59 SOUTH

Unknown

Over: RAMP D TO I-59

I59 * VALLEY ROAD, Jefferson, AL

Built 1980 ADT: 2,206

I-59/20 NORTH

Unknown

Over: RAMP D TO 59/20

I59 * VALLEY RD, Jefferson, AL

Built 1980 ADT: 6,130

I - 20/59 WEST

Unknown

Over: FAIRFIELD BLVD

I59 * FAIRFIELD BLVD, Jefferson, AL

Built 1980 ADT: 2,000

I - 20/59 EAST

Unknown

Over: FAIRFIELD BLVD

I59 * FAIRFIELD BLVD, Jefferson, AL

Built 1980 ADT: 2,000

I - 459 NORTH

Unknown

Over: CABAHA HEIGHTS ROAD

I459 * CAHABA HEIGHTS RD, Jefferson, AL

Built 1981 ADT: 1,600

I - 459 SOUTH

Unknown

Over: RIVER RUN DRIVE

I459 * RIVER RUN DR, Jefferson, AL

Built 1981 ADT: 600

I - 459 NORTH

Unknown

Over: RIVER RUN DRIVE

I459 * RIVER RUN DR, Jefferson, AL

Built 1981 ADT: 600

I - 459 SOUTH

Unknown

Over: CAHABA RIVER

I459 * CAHABA RIVER, Jefferson, AL

Built 1981 ADT: 500

I - 459 NORTH

Unknown

Over: CAHABA RIVER

I459 * CAHABA RIVER, Jefferson, AL

Built 1981 ADT: 1,100

OVERTON ACCESSRD

Unknown

Over: I - 459

I459 * OVERTON ROAD, Jefferson, AL

Built 1981 ADT: 78,010

ALTON DR

Unknown

Over: I - 459

I459 * LANDFILL ROAD, Jefferson, AL

Built 1981 ADT: 50,410

OLD LEEDS RD

Unknown

Over: I - 20

OLD LEEDS RD * I20, Jefferson, AL

Built 1981 ADT: 55,240

AL - 4 WEST

Unknown

Over: I 459 & I - 20 RAMPS

US 78 * I459, Jefferson, AL

Built 1981 ADT: 58,910

AL - 4 EAST

Unknown

Over: I459 / I - 20 RAMPS

US 78 * I459, Jefferson, AL

Built 1981 ADT: 58,910

I - 459 SOUTH

Unknown

Over: OLD US 11

I459 * OLD US11, Jefferson, AL

Built 1982 ADT: 3,500

I - 459 NORTH

Unknown

Over: OLD US 11

I459 * OLD US11, Jefferson, AL

Built 1982 ADT: 3,600

POCOHANTAS RD

Unknown

Over: I - 459

POCOHANTAS RD * I459, Jefferson, AL

Built 1982 ADT: 52,730

I - 459 NORTH

Unknown

Over: CO RD 52

I459 * CO RD 52(MORGAN RD, Jefferson, AL

Built 1982 ADT: 1,000

SHADES CREST RD

Unknown

Over: I 459

SHADES CREST RD, Jefferson, AL

Built 1982 ADT: 54,400

I - 459 SOUTH

Unknown

Over: AL - 150

I459 * AL 150, Jefferson, AL

Built 1982 ADT: 29,900

I - 459 NORTH

Unknown

Over: AL - 150

I459 * AL 150, Jefferson, AL

Built 1982 ADT: 29,900

BELMONT ROAD

Unknown

Over: I - 459

I459 * BELMONT ROAD, Jefferson, AL

Built 1982 ADT: 78,010

GREENWOOD DR

Unknown

Over: I - 459

GREENWOOD DR * I459, Jefferson, AL

Built 1983 ADT: 52,730

I - 459 SOUTH

Unknown

Over: KARL DALY ROAD

I459 * KARL DALY ROAD, Jefferson, AL

Built 1983 ADT: 700

I - 459 NORTH

Unknown

Over: KARL DALY ROAD

I459 * KARL DALY ROAD, Jefferson, AL

Built 1983 ADT: 700

McASHAN DRIVE

Unknown

Over: I - 20/59

ROCK MT LAKE EXIT, Jefferson, AL

Built 1983 ADT: 63,710

I - 65 SOUTH

Unknown

Over: FIELDSTOWN ROAD

GARDENDALE EXIT, Jefferson, AL

Built 1983 ADT: 2,500

I - 65 NORTH

Unknown

Over: FIELDSTOWN ROAD

GARDENDALE EXIT, Jefferson, AL

Built 1983 ADT: 2,500

I459

Unknown

Over: I20

I20 I459 INTR, Jefferson, AL

Built 1984 ADT: 7,000

I459

Unknown

Over: I20

I20 I459 INTR, Jefferson, AL

Built 1984 ADT: 6,136

I - 20 WEST

Unknown

Over: I - 459 RAMPS

I459/I20 INTERCHANGE, Jefferson, AL

Built 1984 ADT: 7,000

I - 20 EAST

Unknown

Over: I - 459 RAMPS

I-20 * I-459 INTR., Jefferson, AL

Built 1984 ADT: 7,000

RAMP

Unknown

Over: I 20 * I 459 *

I 20/ I459 INTERCHANGE, Jefferson, AL

Built 1984 ADT: 7,000

RIVERVIEW ROAD

Unknown

Over: I20

RIVERVIEW RD * I20, Jefferson, AL

Built 1984 ADT: 70,937

WALKER CHAPEL RD

Unknown

Over: I - 65

I65 * WALKER CHAPEL RD, Jefferson, AL

Built 1984 ADT: 66,360

RIDGE BROOK ROAD

Unknown

Over: I - 65

I65 * RIDGE BROOK ROAD, Jefferson, AL

Built 1984 ADT: 66,750

MT OLIVE RD

Unknown

Over: I - 65

I65 * MT OLIVE RD, Jefferson, AL

Built 1984 ADT: 61,510

Showing 401-450 of 13,471 bridges

Data sourced from the FHWA National Bridge Inventory (NBI), latest released cycle. See our methodology for details. Retrieved and formatted by PlainBridges Editorial.

Disclaimer: This information is provided for informational purposes only and does not constitute professional advice. Data is sourced from the FHWA National Bridge Inventory (NBI). A "structurally deficient" rating is a repair-priority signal, not a closure or unsafe-to-cross designation. Consult a qualified civil engineer before making decisions based on this data.