US Bridges

Smith Co. 539 over Oakohay Creek

Good

Smith County, Mississippi · Sec 3 T 3N R 7E B · Structure no. SA650000000A060

Built
2023
2 years old
Condition
Good
inspected May 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
162 ft
3 main spans
Daily traffic
375
2023 count
Owner
County
County Highway Agency

About this bridge

Smith Co. 539 over Oakohay Creek is a prestressed concrete stringer/multi-beam or girder carrying Smith Co. 539 over Oakohay Creek in Smith County, Mississippi. It was built in 2023, so it is 2 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 375 vehicles a day, roughly 8% of them trucks, projected to reach 413 by 2043. The structure is 162 ft (49.4 m) long and 31 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesSmith Co. 539
CrossesOakohay Creek
LocationSec 3 T 3N R 7E B
RouteCounty Highway 217
Coordinates32.12768, -89.56183
Functional classRural Local

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure9 ExcellentNo problems noted.
Substructure9 ExcellentNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation9: Superior to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating56.1 US tons
Inventory rating38.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length162 ft (49.4 m)
Longest span100 ft (30.5 m)
Deck width31 ft (9.4 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic375 (2023)
Projected traffic413 by 2043
Trucks8%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Smith Co. 539 over Oakohay Creek built?

It was built in 2023, making it 2 years old in 2025.

What condition is Smith Co. 539 over Oakohay Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2023.

How much traffic does Smith Co. 539 over Oakohay Creek carry?

About 375 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is Smith Co. 539 over Oakohay Creek?

The structure is 162 ft (49.4 m) long with a longest span of 100 ft (30.5 m) and a deck 31 ft wide.

Who owns Smith Co. 539 over Oakohay Creek?

It is owned by the County Highway Agency.