US Bridges

US 49 over KCS RR

Fair

Rankin County, Mississippi · 0.6 MI S I 20 · Structure no. 210004906115500

Built
2008
17 years old
Condition
Fair
inspected November 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
272 ft
3 main spans
Daily traffic
56,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 49 over KCS RR is a prestressed concrete continuous stringer/multi-beam or girder carrying US 49 over KCS RR in Rankin County, Mississippi. It was built in 2008, so it is 17 years old, younger 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.

It carries about 56,000 vehicles a day, roughly 15% of them trucks, projected to reach 56,000 by 2043. The structure is 272 ft (82.8 m) long and 159 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesUS 49
CrossesKCS RR
Location0.6 MI S I 20
RouteU.S. Route 49
Coordinates32.26359, -90.1606
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating84 US tons
Inventory rating45.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length272 ft (82.8 m)
Longest span95 ft (29 m)
Deck width159 ft (48.5 m)
Roadway width144 ft (43.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic56,000 (2023)
Projected traffic56,000 by 2043
Trucks15%
Lanes on structure8
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway and railroad
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 proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 49 over KCS RR built?

It was built in 2008, making it 17 years old in 2025.

What condition is US 49 over KCS RR 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 KCS RR carry?

About 56,000 vehicles per day (2023 count), of which roughly 15% are trucks.

How long is US 49 over KCS RR?

The structure is 272 ft (82.8 m) long with a longest span of 95 ft (29 m) and a deck 159 ft wide.

Who owns US 49 over KCS RR?

It is owned by the State Highway Agency.