US Bridges

County Road 97 over Okannatie Creek

Fair

Union County, Mississippi · Sec 14 T 8S R 2E · Structure no. SA7300000000122

Built
2003
22 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
160 ft
3 main spans
Daily traffic
60
2022 count
Owner
County
County Highway Agency

About this bridge

County Road 97 over Okannatie Creek is a prestressed concrete stringer/multi-beam or girder carrying County Road 97 over Okannatie Creek in Union County, Mississippi. It was built in 2003, so it is 22 years old, younger 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 60 vehicles a day, projected to reach 90 by 2042. The structure is 160 ft (48.8 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

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CarriesCounty Road 97
CrossesOkannatie Creek
LocationSec 14 T 8S R 2E
RouteCounty Highway 420
CountyUnion County
StateMississippi
Coordinates34.38827, -89.06072
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.1 US tons
Inventory rating34.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span80 ft (24.4 m)
Deck width29 ft (8.8 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2022)
Projected traffic90 by 2042
Trucks—
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 County Road 97 over Okannatie Creek built?

It was built in 2003, making it 22 years old in 2025.

What condition is County Road 97 over Okannatie 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 November 2023.

How much traffic does County Road 97 over Okannatie Creek carry?

About 60 vehicles per day (2022 count).

How long is County Road 97 over Okannatie Creek?

The structure is 160 ft (48.8 m) long with a longest span of 80 ft (24.4 m) and a deck 29 ft wide.

Who owns County Road 97 over Okannatie Creek?

It is owned by the County Highway Agency.