US Bridges

SR 12 over Yockanookany River Trib

Good

Attala County, Mississippi · 6.9 MI W Choctaw Cl · Structure no. 310001200411460

Built
2013
12 years old
Condition
Good
inspected November 2023
Type
Culvert
Concrete
Length
24 ft
2 main spans
Daily traffic
2,100
2023 count
Owner
State
State Highway Agency

About this bridge

SR 12 over Yockanookany River Trib is a concrete culvert carrying SR 12 over Yockanookany River Trib in Attala County, Mississippi. It was built in 2013, so it is 12 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 2,100 vehicles a day, roughly 14% of them trucks, projected to reach 2,100 by 2043. The structure is 24 ft (7.3 m) long. If it were closed, the detour would be 31.7 mi (51 km).

Location

Open in Google Maps
CarriesSR 12
CrossesYockanookany River Trib
Location6.9 MI W Choctaw Cl
RouteState Highway 12
CountyAttala County
StateMississippi
Coordinates33.1906, -89.38997
Functional classRural Minor Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert8 Very GoodNo problems noted.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating71.1 US tons
Inventory rating42.7 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans2
Design loadHS 20
Structure length24 ft (7.3 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,100 (2023)
Projected traffic2,100 by 2043
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed31.7 mi (51 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 12 over Yockanookany River Trib built?

It was built in 2013, making it 12 years old in 2025.

What condition is SR 12 over Yockanookany River Trib 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 November 2023.

How much traffic does SR 12 over Yockanookany River Trib carry?

About 2,100 vehicles per day (2023 count), of which roughly 14% are trucks.

How long is SR 12 over Yockanookany River Trib?

The structure is 24 ft (7.3 m) long with a longest span of 12 ft (3.7 m).

Who owns SR 12 over Yockanookany River Trib?

It is owned by the State Highway Agency.