US Bridges

CO 108 over Bengis Creek

FairPosted for load

DeKalb County, Alabama · 2.5 MI E Al 75 T6SR8E · Structure no. 007476

Built
1961
64 years old
Condition
Fair
inspected November 2024
Type
Tee Beam
Concrete
Length
168 ft
5 main spans
Daily traffic
1,265
2024 count
Owner
County
County Highway Agency

About this bridge

CO 108 over Bengis Creek is a concrete tee beam carrying CO 108 over Bengis Creek in DeKalb County, Alabama. It was built in 1961, so it is 64 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. Its operating status is: posted for load restriction.

It carries about 1,265 vehicles a day, roughly 5% of them trucks, projected to reach 1,880 by 2044. The structure is 168 ft (51.2 m) long and 24 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCO 108
CrossesBengis Creek
Location2.5 MI E Al 75 T6SR8E
RouteCounty Highway 108
StateAlabama
Coordinates34.52455, -85.78179
Functional classRural Major Collector

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.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating32.6 US tons
Inventory rating19.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadH 15
Structure length168 ft (51.2 m)
Longest span40 ft (12.2 m)
Deck width24 ft (7.2 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,265 (2024)
Projected traffic1,880 by 2044
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1.1 million (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO 108 over Bengis Creek built?

It was built in 1961, making it 64 years old in 2025.

What condition is CO 108 over Bengis 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 November 2024.

How much traffic does CO 108 over Bengis Creek carry?

About 1,265 vehicles per day (2024 count), of which roughly 5% are trucks.

How long is CO 108 over Bengis Creek?

The structure is 168 ft (51.2 m) long with a longest span of 40 ft (12.2 m) and a deck 24 ft wide.

Who owns CO 108 over Bengis Creek?

It is owned by the County Highway Agency.