US Bridges

CO RD 21 over Souwilpa Creek Relief Br

FairPosted for load

Choctaw County, Alabama · 0.8 MI N Int Rt 241 * 42 · Structure no. 005351

Built
1955
70 years old
Condition
Fair
inspected January 2025
Type
Tee Beam
Concrete
Length
136 ft
4 main spans
Daily traffic
1,000
1996 count
Owner
County
County Highway Agency

About this bridge

CO RD 21 over Souwilpa Creek Relief Br is a concrete tee beam carrying CO RD 21 over Souwilpa Creek Relief Br in Choctaw County, Alabama. It was built in 1955, so it is 70 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 1,000 vehicles a day, roughly 15% of them trucks, projected to reach 1,133 by 2040. The structure is 136 ft (41.5 m) long and 24 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

Location

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CarriesCO RD 21
CrossesSouwilpa Creek Relief Br
Location0.8 MI N Int Rt 241 * 42
RouteCounty Highway 241
CountyChoctaw County
StateAlabama
Coordinates31.82388, -88.24467
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating37.9 US tons
Inventory rating22.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length136 ft (41.5 m)
Longest span34 ft (10.4 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,000 (1996)
Projected traffic1,133 by 2040
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed11.2 mi (18 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$926,000 (2025 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was CO RD 21 over Souwilpa Creek Relief Br built?

It was built in 1955, making it 70 years old in 2025.

What condition is CO RD 21 over Souwilpa Creek Relief Br 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 January 2025.

How much traffic does CO RD 21 over Souwilpa Creek Relief Br carry?

About 1,000 vehicles per day (1996 count), of which roughly 15% are trucks.

How long is CO RD 21 over Souwilpa Creek Relief Br?

The structure is 136 ft (41.5 m) long with a longest span of 34 ft (10.4 m) and a deck 24 ft wide.

Who owns CO RD 21 over Souwilpa Creek Relief Br?

It is owned by the County Highway Agency.