US Bridges

Co. Rt. 18 over Jackson Creek

Fair

Clarke County, Alabama · 1.10 Mi.Ne JCT CO18*CO.23 · Structure no. 006967

Built
1960
65 years old
Condition
Fair
inspected November 2023
Type
Culvert
Concrete
Length
74 ft
7 main spans
Daily traffic
250
1995 count
Owner
County
County Highway Agency

About this bridge

Co. Rt. 18 over Jackson Creek is a concrete culvert carrying Co. Rt. 18 over Jackson Creek in Clarke County, Alabama. It was built in 1960, so it is 65 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 250 vehicles a day, roughly 5% of them trucks, projected to reach 275 by 2041. The structure is 74 ft (22.6 m) long. If it were closed, the detour would be 14.3 mi (23 km).

Location

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CarriesCo. Rt. 18
CrossesJackson Creek
Location1.10 Mi.Ne JCT CO18*CO.23
RouteCounty Highway 18
CountyClarke County
StateAlabama
Coordinates31.66833, -87.85333
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating72 US tons
Inventory rating43.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckConcrete, cast-in-place
Main spans7
Design loadH 15
Structure length74 ft (22.6 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 traffic250 (1995)
Projected traffic275 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 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$664,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Co. Rt. 18 over Jackson Creek built?

It was built in 1960, making it 65 years old in 2025.

What condition is Co. Rt. 18 over Jackson 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 2023.

How much traffic does Co. Rt. 18 over Jackson Creek carry?

About 250 vehicles per day (1995 count), of which roughly 5% are trucks.

How long is Co. Rt. 18 over Jackson Creek?

The structure is 74 ft (22.6 m) long with a longest span of 10 ft (3 m).

Who owns Co. Rt. 18 over Jackson Creek?

It is owned by the County Highway Agency.