US Bridges

I-90 WB over Fawn River (middle)

Fair

LaGrange County, Indiana · 01.39 E SR 9 · Structure no. 048490

Built
1956
69 years old, rebuilt 2021
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
123 ft
3 main spans
Daily traffic
11,010
2015 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-90 WB over Fawn River (middle) is a steel stringer/multi-beam or girder carrying I-90 WB over Fawn River (middle) in LaGrange County, Indiana. It was built in 1956 and reconstructed in 2021, 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 11,010 vehicles a day, roughly 44% of them trucks, projected to reach 25,681 by 2031. The structure is 123 ft (37.6 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesI-90 WB
CrossesFawn River (middle)
Location01.39 E SR 9
RouteInterstate 90
CountyLaGrange County
StateIndiana
Coordinates41.75304, -85.40017
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
Deck9 ExcellentNo problems noted.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating79.9 US tons
Inventory rating47.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length123 ft (37.6 m)
Longest span43 ft (13.1 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,010 (2015)
Projected traffic25,681 by 2031
Trucks44%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNavigation control on waterway (bridge permit required)

Frequently asked questions

When was I-90 WB over Fawn River (middle) built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 2021.

What condition is I-90 WB over Fawn River (middle) 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 August 2023.

How much traffic does I-90 WB over Fawn River (middle) carry?

About 11,010 vehicles per day (2015 count), of which roughly 44% are trucks.

How long is I-90 WB over Fawn River (middle)?

The structure is 123 ft (37.6 m) long with a longest span of 43 ft (13.1 m) and a deck 41 ft wide.

Who owns I-90 WB over Fawn River (middle)?

It is owned by the State Toll Authority.