US Bridges

US 80 Wbl over Big Swamp Creek Relief 1

Good

Lowndes County, Alabama · 5.3 Mi. W. of Lowndesboro · Structure no. 011604

Built
1976
49 years old
Condition
Good
inspected December 2023
Type
Tee Beam
Concrete
Length
204 ft
6 main spans
Daily traffic
4,275
2013 count
Owner
State
State Highway Agency

About this bridge

US 80 Wbl over Big Swamp Creek Relief 1 is a concrete tee beam carrying US 80 Wbl over Big Swamp Creek Relief 1 in Lowndes County, Alabama. It was built in 1976, so it is 49 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 4,275 vehicles a day, roughly 12% of them trucks, projected to reach 5,590 by 2033. The structure is 204 ft (62.2 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 80 Wbl
CrossesBig Swamp Creek Relief 1
Location5.3 Mi. W. of Lowndesboro
RouteU.S. Route 80
StateAlabama
Coordinates32.26616, -86.6919
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 protection7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment7: Better than present minimum criteria
Operating rating44.2 US tons
Inventory rating25.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length204 ft (62.2 m)
Longest span34 ft (10.4 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,275 (2013)
Projected traffic5,590 by 2033
Trucks12%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 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$2.3 million (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 80 Wbl over Big Swamp Creek Relief 1 built?

It was built in 1976, making it 49 years old in 2025.

What condition is US 80 Wbl over Big Swamp Creek Relief 1 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 December 2023.

How much traffic does US 80 Wbl over Big Swamp Creek Relief 1 carry?

About 4,275 vehicles per day (2013 count), of which roughly 12% are trucks.

How long is US 80 Wbl over Big Swamp Creek Relief 1?

The structure is 204 ft (62.2 m) long with a longest span of 34 ft (10.4 m) and a deck 42 ft wide.

Who owns US 80 Wbl over Big Swamp Creek Relief 1?

It is owned by the State Highway Agency.