US Bridges

I-94 WB over NS RR

Good

Porter County, Indiana · 01.36 E US 20 · Structure no. 049110

Built
1966
59 years old, rebuilt 2014
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
236 ft
3 main spans
Daily traffic
4,035
2021 count
Owner
State
State Highway Agency

About this bridge

I-94 WB over NS RR is a steel continuous stringer/multi-beam or girder carrying I-94 WB over NS RR in Porter County, Indiana. It was built in 1966 and reconstructed in 2014, so it is 59 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 4,035 vehicles a day, roughly 5% of them trucks, projected to reach 57,126 by 2030. The structure is 236 ft (71.9 m) long and 65 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-94 WB
CrossesNS RR
Location01.36 E US 20
RouteInterstate 94
StateIndiana
Coordinates41.61457, -87.08558
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65 US tons
Inventory rating38.9 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length236 ft (71.9 m)
Longest span95 ft (28.9 m)
Deck width65 ft (19.8 m)
Roadway width62 ft (19 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,035 (2021)
Projected traffic57,126 by 2030
Trucks5%
Lanes on structure3
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-94 WB over NS RR built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2014.

What condition is I-94 WB over NS RR in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does I-94 WB over NS RR carry?

About 4,035 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is I-94 WB over NS RR?

The structure is 236 ft (71.9 m) long with a longest span of 95 ft (28.9 m) and a deck 65 ft wide.

Who owns I-94 WB over NS RR?

It is owned by the State Highway Agency.