US Bridges

US 41 Nbl over Southern RR

Fair

Gibson County, Indiana · 00.51 N SR 64 · Structure no. 014530

Built
1957
68 years old, rebuilt 1994
Condition
Fair
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
133 ft
3 main spans
Daily traffic
7,450
2020 count
Owner
State
State Highway Agency

About this bridge

US 41 Nbl over Southern RR is a steel continuous stringer/multi-beam or girder carrying US 41 Nbl over Southern RR in Gibson County, Indiana. It was built in 1957 and reconstructed in 1994, so it is 68 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 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 7,450 vehicles a day, roughly 39% of them trucks, projected to reach 9,690 by 2040. The structure is 133 ft (40.5 m) long and 44 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUS 41 Nbl
CrossesSouthern RR
Location00.51 N SR 64
RouteU.S. Route 41
StateIndiana
Coordinates38.36285, -87.59814
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating45 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length133 ft (40.5 m)
Longest span49 ft (15 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,450 (2020)
Projected traffic9,690 by 2040
Trucks39%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesRailroad
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 41 Nbl over Southern RR built?

It was built in 1957, making it 68 years old in 2025. It was reconstructed in 1994.

What condition is US 41 Nbl over 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 41 Nbl over Southern RR carry?

About 7,450 vehicles per day (2020 count), of which roughly 39% are trucks.

How long is US 41 Nbl over Southern RR?

The structure is 133 ft (40.5 m) long with a longest span of 49 ft (15 m) and a deck 44 ft wide.

Who owns US 41 Nbl over Southern RR?

It is owned by the State Highway Agency.