US Bridges

US 50 EB over CSX RR Ft Knox Road

Fair

Knox County, Indiana · 01.24 W US 41 · Structure no. 018160

Built
1961
64 years old, rebuilt 1995
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
227 ft
4 main spans
Daily traffic
3,297
2004 count
Owner
State
State Highway Agency

About this bridge

US 50 EB over CSX RR Ft Knox Road is a steel continuous stringer/multi-beam or girder carrying US 50 EB over CSX RR Ft Knox Road in Knox County, Indiana. It was built in 1961 and reconstructed in 1995, so it is 64 years old, older than the Indiana average of 46.6 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 3,297 vehicles a day, roughly 5% of them trucks, projected to reach 4,644 by 2032. The structure is 227 ft (69.1 m) long and 36 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 50 EB
CrossesCSX RR Ft Knox Road
Location01.24 W US 41
RouteU.S. Route 50
StateIndiana
Coordinates38.70752, -87.50756
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.4 US tons
Inventory rating37.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length227 ft (69.1 m)
Longest span63 ft (19.2 m)
Deck width36 ft (11 m)
Roadway width33 ft (10.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,297 (2004)
Projected traffic4,644 by 2032
Trucks5%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed0.6 mi (1 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 50 EB over CSX RR Ft Knox Road built?

It was built in 1961, making it 64 years old in 2025. It was reconstructed in 1995.

What condition is US 50 EB over CSX RR Ft Knox Road 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 2023.

How much traffic does US 50 EB over CSX RR Ft Knox Road carry?

About 3,297 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is US 50 EB over CSX RR Ft Knox Road?

The structure is 227 ft (69.1 m) long with a longest span of 63 ft (19.2 m) and a deck 36 ft wide.

Who owns US 50 EB over CSX RR Ft Knox Road?

It is owned by the State Highway Agency.