US Bridges

US 90 over US 43 * Norfolk Southern

Fair

Mobile County, Alabama · 0.4 MI W Cochrane Bridge · Structure no. 016435

Built
1997
28 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
1,500 ft
3 main spans
Daily traffic
24,017
2023 count
Owner
State
State Highway Agency

About this bridge

US 90 over US 43 * Norfolk Southern is a steel continuous stringer/multi-beam or girder carrying US 90 over US 43 * Norfolk Southern in Mobile County, Alabama. It was built in 1997, so it is 28 years old, younger 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 6 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 24,017 vehicles a day, roughly 14% of them trucks, projected to reach 36,026 by 2043. The structure is 1,500 ft (457.2 m) long and 92 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 90
CrossesUS 43 * Norfolk Southern
Location0.4 MI W Cochrane Bridge
RouteU.S. Route 90
CountyMobile County
StateAlabama
Coordinates30.73056, -88.06569
Functional classUrban Collector

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating47.5 US tons
Inventory rating28.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+15 approach)
Design loadHS 20
Structure length1,500 ft (457.2 m)
Longest span158 ft (48.2 m)
Deck width92 ft (27.9 m)
Roadway width80 ft (24.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,017 (2023)
Projected traffic36,026 by 2043
Trucks14%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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$31.4 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 90 over US 43 * Norfolk Southern built?

It was built in 1997, making it 28 years old in 2025.

What condition is US 90 over US 43 * Norfolk Southern 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 October 2024.

How much traffic does US 90 over US 43 * Norfolk Southern carry?

About 24,017 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is US 90 over US 43 * Norfolk Southern?

The structure is 1,500 ft (457.2 m) long with a longest span of 158 ft (48.2 m) and a deck 92 ft wide.

Who owns US 90 over US 43 * Norfolk Southern?

It is owned by the State Highway Agency.