US Bridges

US 49 over Mixons Creek

Good

Forrest County, Mississippi · 0.2 MI S I 59 · Structure no. 210004901807230

Built
1995
30 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
168 ft
3 main spans
Daily traffic
29,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 49 over Mixons Creek is a prestressed concrete continuous stringer/multi-beam or girder carrying US 49 over Mixons Creek in Forrest County, Mississippi. It was built in 1995, so it is 30 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 29,000 vehicles a day, roughly 7% of them trucks, projected to reach 29,000 by 2043. The structure is 168 ft (51.2 m) long and 120 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesUS 49
CrossesMixons Creek
Location0.2 MI S I 59
RouteU.S. Route 49
Coordinates31.35326, -89.34242
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating64.9 US tons
Inventory rating30 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length168 ft (51.2 m)
Longest span65 ft (19.8 m)
Deck width120 ft (36.5 m)
Roadway width117 ft (35.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,000 (2023)
Projected traffic29,000 by 2043
Trucks7%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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 49 over Mixons Creek built?

It was built in 1995, making it 30 years old in 2025.

What condition is US 49 over Mixons 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 February 2024.

How much traffic does US 49 over Mixons Creek carry?

About 29,000 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is US 49 over Mixons Creek?

The structure is 168 ft (51.2 m) long with a longest span of 65 ft (19.8 m) and a deck 120 ft wide.

Who owns US 49 over Mixons Creek?

It is owned by the State Highway Agency.