US Bridges

AL-17 over Seven Mile Creek

Fair

Marion County, Alabama · 1 MI N JCT SR 187 · Structure no. 004206

Built
1931
94 years old, rebuilt 1952
Condition
Fair
inspected January 2025
Type
Culvert
Concrete
Length
30 ft
2 main spans
Daily traffic
3,346
2020 count
Owner
State
State Highway Agency

About this bridge

AL-17 over Seven Mile Creek is a concrete culvert carrying AL-17 over Seven Mile Creek in Marion County, Alabama. It was built in 1931 and reconstructed in 1952, so it is 94 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 3,346 vehicles a day, roughly 12% of them trucks, projected to reach 3,675 by 2040. The structure is 30 ft (9.1 m) long. If it were closed, the detour would be 8.7 mi (14 km).

CarriesAL-17
CrossesSeven Mile Creek
Location1 MI N JCT SR 187
RouteU.S. Route 43
StateAlabama
Coordinates34.20706, -87.92044
Functional classRural 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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating98 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length30 ft (9.1 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,346 (2020)
Projected traffic3,675 by 2040
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.7 mi (14 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 proposedNone recorded
Estimated improvement cost$1.2 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was AL-17 over Seven Mile Creek built?

It was built in 1931, making it 94 years old in 2025. It was reconstructed in 1952.

What condition is AL-17 over Seven 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 January 2025.

How much traffic does AL-17 over Seven Mile Creek carry?

About 3,346 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is AL-17 over Seven Mile Creek?

The structure is 30 ft (9.1 m) long with a longest span of 10 ft (3 m).

Who owns AL-17 over Seven Mile Creek?

It is owned by the State Highway Agency.