US Bridges

US 11 over Norfolk Southern RR

FairPosted for load

Clarke County, Mississippi · 3.8 MI S SR 513 · Structure no. 210001101214050

Built
1942
83 years old
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel
Length
121 ft
3 main spans
Daily traffic
580
2023 count
Owner
State
State Highway Agency

About this bridge

US 11 over Norfolk Southern RR is a steel stringer/multi-beam or girder carrying US 11 over Norfolk Southern RR in Clarke County, Mississippi. It was built in 1942, so it is 83 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 580 vehicles a day, roughly 11% of them trucks, projected to reach 580 by 2043. The structure is 121 ft (36.9 m) long and 29 ft wide. If it were closed, the detour would be 21.1 mi (34 km).

Location

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CarriesUS 11
CrossesNorfolk Southern RR
Location3.8 MI S SR 513
RouteU.S. Route 11
CountyClarke County
StateMississippi
Coordinates32.12253, -88.85447
Functional classRural Major Collector

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.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 12 months
Operating statusPosted for load restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating43.2 US tons
Inventory rating25.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length121 ft (36.9 m)
Longest span40 ft (12.2 m)
Deck width29 ft (8.7 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic580 (2023)
Projected traffic580 by 2043
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRailroad
Detour if closed21.1 mi (34 km)
TollOn a free road
National Highway SystemNo

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$243 million
NavigationNot applicable (no waterway)

Frequently asked questions

When was US 11 over Norfolk Southern RR built?

It was built in 1942, making it 83 years old in 2025.

What condition is US 11 over Norfolk Southern 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 May 2024.

How much traffic does US 11 over Norfolk Southern RR carry?

About 580 vehicles per day (2023 count), of which roughly 11% are trucks.

How long is US 11 over Norfolk Southern RR?

The structure is 121 ft (36.9 m) long with a longest span of 40 ft (12.2 m) and a deck 29 ft wide.

Who owns US 11 over Norfolk Southern RR?

It is owned by the State Highway Agency.