US Bridges

I-94 WB over US 20 Willow CR CSX RR

Good

Porter County, Indiana · 00.90 E I-90 · Structure no. 049030

Built
1966
59 years old, rebuilt 2014
Condition
Good
inspected April 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
848 ft
12 main spans
Daily traffic
42,223
2021 count
Owner
State
State Highway Agency

About this bridge

I-94 WB over US 20 Willow CR CSX RR is a steel continuous stringer/multi-beam or girder carrying I-94 WB over US 20 Willow CR CSX 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 42,223 vehicles a day, roughly 32% of them trucks, projected to reach 55,000 by 2035. The structure is 848 ft (258.4 m) long and 65 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-94 WB
CrossesUS 20 Willow CR CSX RR
Location00.90 E I-90
RouteInterstate 94
StateIndiana
Coordinates41.59414, -87.21711
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40 US tons
Inventory rating31.1 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans12
Design loadHS 20
Structure length848 ft (258.4 m)
Longest span75 ft (22.8 m)
Deck width65 ft (19.9 m)
Roadway width62 ft (19 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic42,223 (2021)
Projected traffic55,000 by 2035
Trucks32%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-94 WB over US 20 Willow CR CSX 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 US 20 Willow CR CSX 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 April 2024.

How much traffic does I-94 WB over US 20 Willow CR CSX RR carry?

About 42,223 vehicles per day (2021 count), of which roughly 32% are trucks.

How long is I-94 WB over US 20 Willow CR CSX RR?

The structure is 848 ft (258.4 m) long with a longest span of 75 ft (22.8 m) and a deck 65 ft wide.

Who owns I-94 WB over US 20 Willow CR CSX RR?

It is owned by the State Highway Agency.