US Bridges

US 278 over Tombigbee River Relief

Good

Monroe County, Mississippi · 3.0 MI W SR 25 South · Structure no. 210027804800480

Built
1996
29 years old
Condition
Good
inspected June 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,122 ft
28 main spans
Daily traffic
6,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 278 over Tombigbee River Relief is a prestressed concrete continuous stringer/multi-beam or girder carrying US 278 over Tombigbee River Relief in Monroe County, Mississippi. It was built in 1996, so it is 29 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 6,000 vehicles a day, roughly 6% of them trucks, projected to reach 8,000 by 2043. The structure is 1,122 ft (341.9 m) long and 47 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 278
CrossesTombigbee River Relief
Location3.0 MI W SR 25 South
RouteU.S. Route 278
Coordinates33.98446, -88.54454
Functional classRural Principal Arterial - Other

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 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 adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.7 US tons
Inventory rating41.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans28
Design loadHS 20
Structure length1,122 ft (341.9 m)
Longest span40 ft (12.2 m)
Deck width47 ft (14.3 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,000 (2023)
Projected traffic8,000 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemYes

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 US 278 over Tombigbee River Relief built?

It was built in 1996, making it 29 years old in 2025.

What condition is US 278 over Tombigbee River Relief 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 June 2023.

How much traffic does US 278 over Tombigbee River Relief carry?

About 6,000 vehicles per day (2023 count), of which roughly 6% are trucks.

How long is US 278 over Tombigbee River Relief?

The structure is 1,122 ft (341.9 m) long with a longest span of 40 ft (12.2 m) and a deck 47 ft wide.

Who owns US 278 over Tombigbee River Relief?

It is owned by the State Highway Agency.