US Bridges

US 49 over Willis Creek

Good

Yazoo County, Mississippi · 1.1 MI S US 49W · Structure no. 210004928220210

Built
1940
85 years old, rebuilt 1986
Condition
Good
inspected April 2023
Type
Culvert
Concrete
Length
20 ft
1 main span
Daily traffic
17,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 49 over Willis Creek is a concrete culvert carrying US 49 over Willis Creek in Yazoo County, Mississippi. It was built in 1940 and reconstructed in 1986, so it is 85 years old, older 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 17,000 vehicles a day, roughly 9% of them trucks, projected to reach 17,000 by 2043. The structure is 20 ft (6.1 m) long. If it were closed, the detour would be 47.8 mi (77 km).

CarriesUS 49
CrossesWillis Creek
Location1.1 MI S US 49W
RouteU.S. Route 49
Coordinates32.86849, -90.39417
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating73.2 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 15
Structure length20 ft (6.1 m)
Longest span20 ft (6.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,000 (2023)
Projected traffic17,000 by 2043
Trucks9%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.8 mi (77 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$284 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 49 over Willis Creek built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1986.

What condition is US 49 over Willis Creek 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 April 2023.

How much traffic does US 49 over Willis Creek carry?

About 17,000 vehicles per day (2023 count), of which roughly 9% are trucks.

How long is US 49 over Willis Creek?

The structure is 20 ft (6.1 m) long with a longest span of 20 ft (6.1 m).

Who owns US 49 over Willis Creek?

It is owned by the State Highway Agency.