US Bridges

CO Rt 18 over Stream

Good

Conecuh County, Alabama · 3 Mi. N.W. Castleberry · Structure no. 007950

Built
1963
62 years old
Condition
Good
inspected February 2024
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
196
1995 count
Owner
County
County Highway Agency

About this bridge

CO Rt 18 over Stream is a concrete culvert carrying CO Rt 18 over Stream in Conecuh County, Alabama. It was built in 1963, so it is 62 years old, older 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 196 vehicles a day, roughly 6% of them trucks, projected to reach 323 by 2035. The structure is 24 ft (7.3 m) long and 36 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesCO Rt 18
CrossesStream
Location3 Mi. N.W. Castleberry
RouteCounty Highway 18
StateAlabama
Coordinates31.3219, -87.06012
Functional classRural Minor Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.1 US tons
Inventory rating39 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadH 15
Structure length24 ft (7.3 m)
Longest span11 ft (3.5 m)
Deck width36 ft (11.1 m)
Roadway width35 ft (10.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic196 (1995)
Projected traffic323 by 2035
Trucks6%
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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$314,000 (2025 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was CO Rt 18 over Stream built?

It was built in 1963, making it 62 years old in 2025.

What condition is CO Rt 18 over Stream 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 February 2024.

How much traffic does CO Rt 18 over Stream carry?

About 196 vehicles per day (1995 count), of which roughly 6% are trucks.

How long is CO Rt 18 over Stream?

The structure is 24 ft (7.3 m) long with a longest span of 11 ft (3.5 m) and a deck 36 ft wide.

Who owns CO Rt 18 over Stream?

It is owned by the County Highway Agency.