US Bridges

I-65 NB over N&s RR

Fair

Tippecanoe County, Indiana · 00.06 S SR 38 · Structure no. 037550

Built
1968
57 years old, rebuilt 2004
Condition
Fair
inspected June 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
147 ft
3 main spans
Daily traffic
44,335
2021 count
Owner
State
State Highway Agency

About this bridge

I-65 NB over N&s RR is a steel continuous stringer/multi-beam or girder carrying I-65 NB over N&s RR in Tippecanoe County, Indiana. It was built in 1968 and reconstructed in 2004, so it is 57 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 44,335 vehicles a day, roughly 50% of them trucks, projected to reach 32,616 by 2030. The structure is 147 ft (44.8 m) long and 75 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-65 NB
CrossesN&s RR
Location00.06 S SR 38
RouteInterstate 65
CountyTippecanoe County
StateIndiana
Coordinates40.37327, -86.78362
Functional classRural Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.7 US tons
Inventory rating46.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length147 ft (44.8 m)
Longest span55 ft (16.8 m)
Deck width75 ft (23 m)
Roadway width73 ft (22.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic44,335 (2021)
Projected traffic32,616 by 2030
Trucks50%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 I-65 NB over N&s RR built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2004.

What condition is I-65 NB over N&s 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 June 2023.

How much traffic does I-65 NB over N&s RR carry?

About 44,335 vehicles per day (2021 count), of which roughly 50% are trucks.

How long is I-65 NB over N&s RR?

The structure is 147 ft (44.8 m) long with a longest span of 55 ft (16.8 m) and a deck 75 ft wide.

Who owns I-65 NB over N&s RR?

It is owned by the State Highway Agency.