US Bridges

County Road 51 over I 22

Good

Union County, Mississippi · 6.1 MI E Benton Cl · Structure no. 410007807305770

Built
1993
32 years old
Condition
Good
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
337 ft
4 main spans
Daily traffic
780
2023 count
Owner
State
State Highway Agency

About this bridge

County Road 51 over I 22 is a prestressed concrete continuous stringer/multi-beam or girder carrying County Road 51 over I 22 in Union County, Mississippi. It was built in 1993, so it is 32 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 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 780 vehicles a day, roughly 5% of them trucks, projected to reach 780 by 2043. The structure is 337 ft (102.6 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCounty Road 51
CrossesI 22
Location6.1 MI E Benton Cl
RouteCounty Highway 0
Coordinates34.54192, -89.10527
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.5 US tons
Inventory rating28.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length337 ft (102.6 m)
Longest span98 ft (29.9 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic780 (2023)
Projected traffic780 by 2043
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was County Road 51 over I 22 built?

It was built in 1993, making it 32 years old in 2025.

What condition is County Road 51 over I 22 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 County Road 51 over I 22 carry?

About 780 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is County Road 51 over I 22?

The structure is 337 ft (102.6 m) long with a longest span of 98 ft (29.9 m) and a deck 35 ft wide.

Who owns County Road 51 over I 22?

It is owned by the State Highway Agency.