US Bridges

Co.Road 149 over Davidson Creek

FairPosted for load

Lafayette County, Mississippi · Sec 13 T 8S R 4W B · Structure no. SA3600000000062

Built
1980
45 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
78 ft
1 main span
Daily traffic
600
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Co.Road 149 over Davidson Creek is a prestressed concrete stringer/multi-beam or girder carrying Co.Road 149 over Davidson Creek in Lafayette County, Mississippi. It was built in 1980, so it is 45 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. Its operating status is: posted for load restriction.

It carries about 600 vehicles a day, roughly 3% of them trucks, projected to reach 900 by 2041. The structure is 78 ft (23.8 m) long and 28 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

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CarriesCo.Road 149
CrossesDavidson Creek
LocationSec 13 T 8S R 4W B
RouteCounty Highway 129
CountyLafayette County
StateMississippi
Coordinates34.39013, -89.56647
Functional classRural Minor 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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation2: Basically intolerable, requiring high priority of replacement
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 rating9.1 US tons
Inventory rating5.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1 (+2 approach)
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic600 (2021)
Projected traffic900 by 2041
Trucks3%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$480,000 (2021 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Co.Road 149 over Davidson Creek built?

It was built in 1980, making it 45 years old in 2025.

What condition is Co.Road 149 over Davidson 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 February 2023.

How much traffic does Co.Road 149 over Davidson Creek carry?

About 600 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Co.Road 149 over Davidson Creek?

The structure is 78 ft (23.8 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns Co.Road 149 over Davidson Creek?

It is owned by the City or Municipal Highway Agency.