US Bridges

I-90 WB over CR 100 W

Fair

LaPorte County, Indiana · 01.13 E SR 39 · Structure no. 047350

Built
1956
69 years old, rebuilt 2015
Condition
Fair
inspected July 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
133 ft
3 main spans
Daily traffic
13,580
2015 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-90 WB over CR 100 W is a steel stringer/multi-beam or girder carrying I-90 WB over CR 100 W in LaPorte County, Indiana. It was built in 1956 and reconstructed in 2015, so it is 69 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 13,580 vehicles a day, roughly 10% of them trucks, projected to reach 26,252 by 2031. The structure is 133 ft (40.5 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-90 WB
CrossesCR 100 W
Location01.13 E SR 39
RouteInterstate 90
CountyLaPorte County
StateIndiana
Coordinates41.67109, -86.71937
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating65.3 US tons
Inventory rating39 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length133 ft (40.5 m)
Longest span35 ft (10.6 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic13,580 (2015)
Projected traffic26,252 by 2031
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a toll road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Toll Authority
Maintained byState Toll Authority
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-90 WB over CR 100 W built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2015.

What condition is I-90 WB over CR 100 W 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 July 2023.

How much traffic does I-90 WB over CR 100 W carry?

About 13,580 vehicles per day (2015 count), of which roughly 10% are trucks.

How long is I-90 WB over CR 100 W?

The structure is 133 ft (40.5 m) long with a longest span of 35 ft (10.6 m) and a deck 35 ft wide.

Who owns I-90 WB over CR 100 W?

It is owned by the State Toll Authority.