US Bridges

SR 590 over Okatoma Creek

Fair

Covington County, Mississippi · 0.5 MI E US 49 · Structure no. 310059001600040

Built
1973
52 years old
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
452 ft
3 main spans
Daily traffic
5,700
2023 count
Owner
State
State Highway Agency

About this bridge

SR 590 over Okatoma Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 590 over Okatoma Creek in Covington County, Mississippi. It was built in 1973, so it is 52 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 5,700 vehicles a day, roughly 11% of them trucks, projected to reach 5,700 by 2043. The structure is 452 ft (137.8 m) long and 44 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesSR 590
CrossesOkatoma Creek
Location0.5 MI E US 49
RouteState Highway 590
Coordinates31.56296, -89.50529
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2023
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 rating75.9 US tons
Inventory rating39.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3 (+6 approach)
Design loadHS 20
Structure length452 ft (137.8 m)
Longest span70 ft (21.3 m)
Deck width44 ft (13.4 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,700 (2023)
Projected traffic5,700 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 590 over Okatoma Creek built?

It was built in 1973, making it 52 years old in 2025.

What condition is SR 590 over Okatoma 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 June 2023.

How much traffic does SR 590 over Okatoma Creek carry?

About 5,700 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 590 over Okatoma Creek?

The structure is 452 ft (137.8 m) long with a longest span of 70 ft (21.3 m) and a deck 44 ft wide.

Who owns SR 590 over Okatoma Creek?

It is owned by the State Highway Agency.