US Bridges

US 49 over KCS RR

Fair

Stone County, Mississippi · 5.5 MI S SR 26 · Structure no. 21000490660296B

Built
1964
61 years old
Condition
Fair
inspected October 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
625 ft
2 main spans
Daily traffic
13,000
2023 count
Owner
State
State Highway Agency

About this bridge

US 49 over KCS RR is a steel stringer/multi-beam or girder carrying US 49 over KCS RR in Stone County, Mississippi. It was built in 1964, so it is 61 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.

It carries about 13,000 vehicles a day, roughly 12% of them trucks, projected to reach 13,000 by 2043. The structure is 625 ft (190.5 m) long and 33 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesUS 49
CrossesKCS RR
Location5.5 MI S SR 26
RouteU.S. Route 49
CountyStone County
StateMississippi
Coordinates30.78383, -89.13564
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36.6 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans2 (+9 approach)
Design loadHS 20
Structure length625 ft (190.5 m)
Longest span60 ft (18.3 m)
Deck width33 ft (10 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,000 (2023)
Projected traffic13,000 by 2043
Trucks12%
Lanes on structure2
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 proposedWidening with deck rehabilitation or replacement
Estimated improvement cost$999 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 49 over KCS RR built?

It was built in 1964, making it 61 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 October 2024.

How much traffic does US 49 over KCS RR carry?

About 13,000 vehicles per day (2023 count), of which roughly 12% are trucks.

How long is US 49 over KCS RR?

The structure is 625 ft (190.5 m) long with a longest span of 60 ft (18.3 m) and a deck 33 ft wide.

Who owns US 49 over KCS RR?

It is owned by the State Highway Agency.