US Bridges

AL-171 over Buttahatchee Rvr Relief

Good

Marion County, Alabama · 2.2 MI S JCT SR 17 · Structure no. 013690

Built
1985
40 years old, rebuilt 2017
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
204 ft
6 main spans
Daily traffic
3,891
2020 count
Owner
State
State Highway Agency

About this bridge

AL-171 over Buttahatchee Rvr Relief is a steel stringer/multi-beam or girder carrying AL-171 over Buttahatchee Rvr Relief in Marion County, Alabama. It was built in 1985 and reconstructed in 2017, so it is 40 years old, younger than the Alabama average of 51.1 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 3,891 vehicles a day, roughly 6% of them trucks, projected to reach 8,284 by 2041. The structure is 204 ft (62.2 m) long and 85 ft wide. If it were closed, the detour would be 13 mi (21 km).

CarriesAL-171
CrossesButtahatchee Rvr Relief
Location2.2 MI S JCT SR 17
RouteU.S. Route 43
StateAlabama
Coordinates34.10271, -87.98899
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating98 US tons
Inventory rating60 US tons

Structure

MaterialSteel
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length204 ft (62.2 m)
Longest span34 ft (10.4 m)
Deck width85 ft (25.8 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,891 (2020)
Projected traffic8,284 by 2041
Trucks6%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed13 mi (21 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 proposedNone recorded
Estimated improvement cost$4.6 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was AL-171 over Buttahatchee Rvr Relief built?

It was built in 1985, making it 40 years old in 2025. It was reconstructed in 2017.

What condition is AL-171 over Buttahatchee Rvr Relief in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2023.

How much traffic does AL-171 over Buttahatchee Rvr Relief carry?

About 3,891 vehicles per day (2020 count), of which roughly 6% are trucks.

How long is AL-171 over Buttahatchee Rvr Relief?

The structure is 204 ft (62.2 m) long with a longest span of 34 ft (10.4 m) and a deck 85 ft wide.

Who owns AL-171 over Buttahatchee Rvr Relief?

It is owned by the State Highway Agency.