US Bridges

US 90 WB over I-10

Fair

Baldwin County, Alabama · US90/I-10(1 MI E SP Ft) · Structure no. 010002

Built
1969
56 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
404 ft
5 main spans
Daily traffic
21,834
2021 count
Owner
State
State Highway Agency

About this bridge

US 90 WB over I-10 is a steel continuous stringer/multi-beam or girder carrying US 90 WB over I-10 in Baldwin County, Alabama. It was built in 1969, so it is 56 years old, older than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 21,834 vehicles a day, roughly 4% of them trucks, projected to reach 32,751 by 2041. The structure is 404 ft (123.1 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 90 WB
CrossesI-10
LocationUS90/I-10(1 MI E SP Ft)
RouteU.S. Route 90
StateAlabama
Coordinates30.65633, -87.91169
Functional classUrban Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating69.4 US tons
Inventory rating41.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length404 ft (123.1 m)
Longest span100 ft (30.5 m)
Deck width43 ft (13.1 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,834 (2021)
Projected traffic32,751 by 2041
Trucks4%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$4.3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 90 WB over I-10 built?

It was built in 1969, making it 56 years old in 2025.

What condition is US 90 WB over I-10 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2025.

How much traffic does US 90 WB over I-10 carry?

About 21,834 vehicles per day (2021 count), of which roughly 4% are trucks.

How long is US 90 WB over I-10?

The structure is 404 ft (123.1 m) long with a longest span of 100 ft (30.5 m) and a deck 43 ft wide.

Who owns US 90 WB over I-10?

It is owned by the State Highway Agency.