US Bridges

SR 373 over Buttahatchie River

FairClosed to traffic

Lowndes County, Mississippi · Lowndes/Monroe Cl · Structure no. 310037304400990

Built
1937
88 years old
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
449 ft
3 main spans
Daily traffic
30
2023 count
Owner
State
State Highway Agency

About this bridge

SR 373 over Buttahatchie River is a steel continuous stringer/multi-beam or girder carrying SR 373 over Buttahatchie River in Lowndes County, Mississippi. It was built in 1937, so it is 88 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 5 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: closed to all traffic.

It carries about 30 vehicles a day, roughly 11% of them trucks, projected to reach 30 by 2043. The structure is 449 ft (136.9 m) long and 25 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSR 373
CrossesButtahatchie River
LocationLowndes/Monroe Cl
RouteState Highway 373
CountyLowndes County
StateMississippi
Coordinates33.66265, -88.45681
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection4 PoorAdvanced section loss, deterioration, spalling or scour.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusClosed to all traffic
ScourScour critical; foundations unstable for calculated scour conditions
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45.5 US tons
Inventory rating27.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+8 approach)
Design loadH 15
Structure length449 ft (136.9 m)
Longest span90 ft (27.4 m)
Deck width25 ft (7.6 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic30 (2023)
Projected traffic30 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$276 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 373 over Buttahatchie River built?

It was built in 1937, making it 88 years old in 2025.

What condition is SR 373 over Buttahatchie River 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 2024.

How much traffic does SR 373 over Buttahatchie River carry?

About 30 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 373 over Buttahatchie River?

The structure is 449 ft (136.9 m) long with a longest span of 90 ft (27.4 m) and a deck 25 ft wide.

Who owns SR 373 over Buttahatchie River?

It is owned by the State Highway Agency.