US Bridges

Thompson Blvd over I65

Fair

Mobile County, Alabama · 1.3 MI N SR 45 · Structure no. 008580

Built
1965
60 years old
Condition
Fair
inspected May 2024
Type
Tee Beam
Concrete Continuous
Length
266 ft
4 main spans
Daily traffic
2,369
2022 count
Owner
State
State Highway Agency

About this bridge

Thompson Blvd over I65 is a concrete continuous tee beam carrying Thompson Blvd over I65 in Mobile County, Alabama. It was built in 1965, so it is 60 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 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 2,369 vehicles a day, roughly 4% of them trucks, projected to reach 3,553 by 2042. The structure is 266 ft (81.1 m) long and 40 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

Location

Open in Google Maps
CarriesThompson Blvd
CrossesI65
Location1.3 MI N SR 45
RouteCity Street 0
CountyMobile County
StateAlabama
Coordinates30.76336, -88.09311
Functional classUrban Local

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating53.2 US tons
Inventory rating31.9 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length266 ft (81.1 m)
Longest span73 ft (22.3 m)
Deck width40 ft (12.3 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,369 (2022)
Projected traffic3,553 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 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$2.7 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Thompson Blvd over I65 built?

It was built in 1965, making it 60 years old in 2025.

What condition is Thompson Blvd over I65 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 May 2024.

How much traffic does Thompson Blvd over I65 carry?

About 2,369 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is Thompson Blvd over I65?

The structure is 266 ft (81.1 m) long with a longest span of 73 ft (22.3 m) and a deck 40 ft wide.

Who owns Thompson Blvd over I65?

It is owned by the State Highway Agency.