US Bridges

US 49W over Sunflower River

Poor

Sunflower County, Mississippi · 2.5 MI S US 82 · Structure no. 210004946725520

Built
1962
63 years old
Condition
Poor
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
422 ft
6 main spans
Daily traffic
3,450
2023 count
Owner
State
State Highway Agency

About this bridge

US 49W over Sunflower River is a prestressed concrete stringer/multi-beam or girder carrying US 49W over Sunflower River in Sunflower County, Mississippi. It was built in 1962, so it is 63 years old, older than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in poor condition with a lowest component rating of 4 out of 9. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

It carries about 3,450 vehicles a day, roughly 11% of them trucks, projected to reach 3,450 by 2043. The structure is 422 ft (128.6 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 49W
CrossesSunflower River
Location2.5 MI S US 82
RouteU.S. Route 49
Coordinates33.41911, -90.63364
Functional classUrban Other Principal Arterial

Condition and inspection

Poor

The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions.

ComponentRatingMeaning
Deck4 PoorAdvanced section loss, deterioration, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating73 US tons
Inventory rating44.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length422 ft (128.6 m)
Longest span70 ft (21.3 m)
Deck width33 ft (10.1 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,450 (2023)
Projected traffic3,450 by 2043
Trucks11%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$427 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 49W over Sunflower River built?

It was built in 1962, making it 63 years old in 2025.

What condition is US 49W over Sunflower River in?

The National Bridge Inventory rates it in poor condition. The lowest-rated primary component is rated 4 or below, indicating advanced deterioration. Poor does not mean unsafe; such bridges are inspected more often and may carry load restrictions. The last reported inspection was in May 2024.

How much traffic does US 49W over Sunflower River carry?

About 3,450 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 49W over Sunflower River?

The structure is 422 ft (128.6 m) long with a longest span of 70 ft (21.3 m) and a deck 33 ft wide.

Who owns US 49W over Sunflower River?

It is owned by the State Highway Agency.