US Bridges

CO RD 518 over Tallahatchie River

FairPosted for load

Leflore County, Mississippi · Sec 4 T19N R 1E B · Structure no. SA4200000000025

Built
1954
71 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
535 ft
3 main spans
Daily traffic
8,500
2013 count
Owner
County
County Highway Agency

About this bridge

CO RD 518 over Tallahatchie River is a steel continuous stringer/multi-beam or girder carrying CO RD 518 over Tallahatchie River in Leflore County, Mississippi. It was built in 1954, so it is 71 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: posted for load restriction.

It carries about 8,500 vehicles a day, roughly 8% of them trucks, projected to reach 12,750 by 2033. The structure is 535 ft (163.1 m) long and 31 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesCO RD 518
CrossesTallahatchie River
LocationSec 4 T19N R 1E B
RouteCounty Highway 708
Coordinates33.53947, -90.19387
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourUnknown foundation; not evaluated for scour
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.8 US tons
Inventory rating22.5 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+8 approach)
Design loadHS 20
Structure length535 ft (163.1 m)
Longest span140 ft (42.7 m)
Deck width31 ft (9.5 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,500 (2013)
Projected traffic12,750 by 2033
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed14.3 mi (23 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$1.3 million
NavigationNo navigation control on waterway

Frequently asked questions

When was CO RD 518 over Tallahatchie River built?

It was built in 1954, making it 71 years old in 2025.

What condition is CO RD 518 over Tallahatchie 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 November 2023.

How much traffic does CO RD 518 over Tallahatchie River carry?

About 8,500 vehicles per day (2013 count), of which roughly 8% are trucks.

How long is CO RD 518 over Tallahatchie River?

The structure is 535 ft (163.1 m) long with a longest span of 140 ft (42.7 m) and a deck 31 ft wide.

Who owns CO RD 518 over Tallahatchie River?

It is owned by the County Highway Agency.