US Bridges

US 45 over Eight Mile Creek

Fair

Mobile County, Alabama · 0.1 MI S SR 213 · Structure no. 015539

Built
1992
33 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
296 ft
7 main spans
Daily traffic
14,381
2023 count
Owner
State
State Highway Agency

About this bridge

US 45 over Eight Mile Creek is a prestressed concrete box beam or girders - multiple carrying US 45 over Eight Mile Creek in Mobile County, Alabama. It was built in 1992, so it is 33 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 14,381 vehicles a day, roughly 5% of them trucks, projected to reach 21,572 by 2043. The structure is 296 ft (90.2 m) long and 65 ft wide. If it were closed, the detour would be 8.7 mi (14 km).

CarriesUS 45
CrossesEight Mile Creek
Location0.1 MI S SR 213
RouteU.S. Route 45
StateAlabama
Coordinates30.76219, -88.12552
Functional classUrban Other Principal 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating94.1 US tons
Inventory rating69.3 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length296 ft (90.2 m)
Longest span50 ft (15.2 m)
Deck width65 ft (19.7 m)
Roadway width54 ft (16.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,381 (2023)
Projected traffic21,572 by 2043
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost$4.8 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was US 45 over Eight Mile Creek built?

It was built in 1992, making it 33 years old in 2025.

What condition is US 45 over Eight Mile Creek 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 July 2024.

How much traffic does US 45 over Eight Mile Creek carry?

About 14,381 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is US 45 over Eight Mile Creek?

The structure is 296 ft (90.2 m) long with a longest span of 50 ft (15.2 m) and a deck 65 ft wide.

Who owns US 45 over Eight Mile Creek?

It is owned by the State Highway Agency.