US Bridges

SR 407 over Yockanookany Relief

Fair

Choctaw County, Mississippi · 0.5 MI S SR 12 · Structure no. 310040701000620

Built
1980
45 years old
Condition
Fair
inspected June 2022
Type
Channel Beam
Concrete
Length
95 ft
5 main spans
Daily traffic
1,400
2023 count
Owner
State
State Highway Agency

About this bridge

SR 407 over Yockanookany Relief is a concrete channel beam carrying SR 407 over Yockanookany Relief in Choctaw County, Mississippi. It was built in 1980, so it is 45 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 1,400 vehicles a day, roughly 11% of them trucks, projected to reach 1,400 by 2043. The structure is 95 ft (29 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 407
CrossesYockanookany Relief
Location0.5 MI S SR 12
RouteState Highway 407
Coordinates33.2725, -89.28779
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2022
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; action required to protect exposed foundations
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.2 US tons
Inventory rating36 US tons

Structure

Structure typeChannel Beam
MaterialConcrete
DeckConcrete, precast panels
Main spans5
Design loadH 15
Structure length95 ft (29 m)
Longest span19 ft (5.8 m)
Deck width28 ft (8.6 m)
Roadway width27 ft (8.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,400 (2023)
Projected traffic1,400 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.9 mi (3 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 proposedRehabilitation because of general structure deterioration or inadequate strength
Estimated improvement cost$250 million
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 407 over Yockanookany Relief built?

It was built in 1980, making it 45 years old in 2025.

What condition is SR 407 over Yockanookany Relief 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 2022.

How much traffic does SR 407 over Yockanookany Relief carry?

About 1,400 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is SR 407 over Yockanookany Relief?

The structure is 95 ft (29 m) long with a longest span of 19 ft (5.8 m) and a deck 28 ft wide.

Who owns SR 407 over Yockanookany Relief?

It is owned by the State Highway Agency.