US Bridges

US 49 over Black Creek

FairPosted for load

Forrest County, Mississippi · 7.2 MI N SR 13 · Structure no. 21000490180493B

Built
1959
66 years old
Condition
Fair
inspected March 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
680 ft
3 main spans
Daily traffic
7,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 49 over Black Creek is a concrete continuous box beam or girders - single or spread carrying US 49 over Black Creek in Forrest County, Mississippi. It was built in 1959, so it is 66 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. Its operating status is: posted for load restriction.

It carries about 7,000 vehicles a day, roughly 13% of them trucks, projected to reach 8,000 by 2043. The structure is 680 ft (207.3 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 49
CrossesBlack Creek
Location7.2 MI N SR 13
RouteU.S. Route 49
Coordinates31.05136, -89.20392
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be 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 rating36.8 US tons
Inventory rating21.7 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3 (+22 approach)
Design loadHS 20
Structure length680 ft (207.3 m)
Longest span90 ft (27.4 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,000 (2023)
Projected traffic8,000 by 2043
Trucks13%
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 of existing bridge without deck rehabilitation
Estimated improvement cost$950 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 49 over Black Creek built?

It was built in 1959, making it 66 years old in 2025.

What condition is US 49 over Black Creek 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 March 2024.

How much traffic does US 49 over Black Creek carry?

About 7,000 vehicles per day (2023 count), of which roughly 13% are trucks.

How long is US 49 over Black Creek?

The structure is 680 ft (207.3 m) long with a longest span of 90 ft (27.4 m) and a deck 33 ft wide.

Who owns US 49 over Black Creek?

It is owned by the State Highway Agency.