US Bridges

CO RD 23 over Coila Creek

Fair

Carroll County, Mississippi · Sec 36 T18N R 2E · Structure no. SA0800000000081

Built
1975
50 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
164 ft
5 main spans
Daily traffic
340
2015 count
Owner
County
County Highway Agency

About this bridge

CO RD 23 over Coila Creek is a prestressed concrete stringer/multi-beam or girder carrying CO RD 23 over Coila Creek in Carroll County, Mississippi. It was built in 1975, so it is 50 years old, older than the Mississippi average of 38.9 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 340 vehicles a day, roughly 10% of them trucks, projected to reach 510 by 2035. The structure is 164 ft (50 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesCO RD 23
CrossesCoila Creek
LocationSec 36 T18N R 2E
RouteCounty Highway 709
Coordinates33.37856, -90.03747
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 inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating66.5 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 15
Structure length164 ft (50 m)
Longest span40 ft (12.2 m)
Deck width29 ft (8.9 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic340 (2015)
Projected traffic510 by 2035
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 23 over Coila Creek built?

It was built in 1975, making it 50 years old in 2025.

What condition is CO RD 23 over Coila 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 October 2024.

How much traffic does CO RD 23 over Coila Creek carry?

About 340 vehicles per day (2015 count), of which roughly 10% are trucks.

How long is CO RD 23 over Coila Creek?

The structure is 164 ft (50 m) long with a longest span of 40 ft (12.2 m) and a deck 29 ft wide.

Who owns CO RD 23 over Coila Creek?

It is owned by the County Highway Agency.