US Bridges

US 49 over Steen Creek

Fair

Rankin County, Mississippi · 0.9 MI S SR 469 · Structure no. 21000490611461A

Built
1967
58 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete
Length
150 ft
5 main spans
Daily traffic
11,500
2023 count
Owner
State
State Highway Agency

About this bridge

US 49 over Steen Creek is a concrete slab carrying US 49 over Steen Creek in Rankin County, Mississippi. It was built in 1967, so it is 58 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 5 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 11,500 vehicles a day, roughly 21% of them trucks, projected to reach 13,000 by 2043. The structure is 150 ft (45.7 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 49
CrossesSteen Creek
Location0.9 MI S SR 469
RouteU.S. Route 49
Coordinates32.14776, -90.11152
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
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 rating60.5 US tons
Inventory rating36.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length150 ft (45.7 m)
Longest span30 ft (9.1 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,500 (2023)
Projected traffic13,000 by 2043
Trucks21%
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 million
NavigationNo navigation control on waterway

Frequently asked questions

When was US 49 over Steen Creek built?

It was built in 1967, making it 58 years old in 2025.

What condition is US 49 over Steen 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 November 2024.

How much traffic does US 49 over Steen Creek carry?

About 11,500 vehicles per day (2023 count), of which roughly 21% are trucks.

How long is US 49 over Steen Creek?

The structure is 150 ft (45.7 m) long with a longest span of 30 ft (9.1 m) and a deck 33 ft wide.

Who owns US 49 over Steen Creek?

It is owned by the State Highway Agency.