US Bridges

I-90 over Fish Creek

Fair

Steuben County, Indiana · 00.10 W US 20 · Structure no. 048960

Built
1956
69 years old
Condition
Fair
inspected September 2023
Type
Culvert
Concrete
Length
26 ft
1 main span
Daily traffic
24,477
2004 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-90 over Fish Creek is a concrete culvert carrying I-90 over Fish Creek in Steuben County, Indiana. It was built in 1956, 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 24,477 vehicles a day, roughly 10% of them trucks, projected to reach 51,387 by 2031. The structure is 26 ft (7.9 m) long. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-90
CrossesFish Creek
Location00.10 W US 20
RouteInterstate 90
CountySteuben County
StateIndiana
Coordinates41.63169, -84.81955
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating100 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length26 ft (7.9 m)
Longest span26 ft (7.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic24,477 (2004)
Projected traffic51,387 by 2031
Trucks10%
Lanes on structure4
Traffic directionTwo-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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-90 over Fish Creek built?

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

What condition is I-90 over Fish Creek 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 September 2023.

How much traffic does I-90 over Fish Creek carry?

About 24,477 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is I-90 over Fish Creek?

The structure is 26 ft (7.9 m) long with a longest span of 26 ft (7.9 m).

Who owns I-90 over Fish Creek?

It is owned by the State Toll Authority.