US Bridges

US 45/US 82 over Tombigbee River Relief

Fair

Lowndes County, Mississippi · 2.9 MI E JCT US 45S/US 82 · Structure no. 21000450441619A

Built
1971
54 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
747 ft
19 main spans
Daily traffic
15,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 45/US 82 over Tombigbee River Relief is a prestressed concrete stringer/multi-beam or girder carrying US 45/US 82 over Tombigbee River Relief in Lowndes County, Mississippi. It was built in 1971, so it is 54 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 15,500 vehicles a day, roughly 15% of them trucks, projected to reach 20,000 by 2043. The structure is 747 ft (227.8 m) long and 52 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 45/US 82
CrossesTombigbee River Relief
Location2.9 MI E JCT US 45S/US 82
RouteU.S. Route 45
Coordinates33.49729, -88.44266
Functional classRural Principal Arterial - Other

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.5 US tons
Inventory rating36.2 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans19
Design loadHS 20
Structure length747 ft (227.8 m)
Longest span40 ft (12.2 m)
Deck width52 ft (15.8 m)
Roadway width49 ft (14.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,500 (2023)
Projected traffic20,000 by 2043
Trucks15%
Lanes on structure30
Traffic directionOne-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 45/US 82 over Tombigbee River Relief built?

It was built in 1971, making it 54 years old in 2025.

What condition is US 45/US 82 over Tombigbee River 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 October 2024.

How much traffic does US 45/US 82 over Tombigbee River Relief carry?

About 15,500 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is US 45/US 82 over Tombigbee River Relief?

The structure is 747 ft (227.8 m) long with a longest span of 40 ft (12.2 m) and a deck 52 ft wide.

Who owns US 45/US 82 over Tombigbee River Relief?

It is owned by the State Highway Agency.