US Bridges

I-90 WB over SR 933

Fair

St. Joseph County, Indiana · 02.92 W SR 23 · Structure no. 047780

Built
1956
69 years old, rebuilt 1990
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
228 ft
3 main spans
Daily traffic
14,240
2004 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-90 WB over SR 933 is a steel continuous stringer/multi-beam or girder carrying I-90 WB over SR 933 in St. Joseph County, Indiana. It was built in 1956 and reconstructed in 1990, 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 14,240 vehicles a day, roughly 5% of them trucks, projected to reach 32,885 by 2031. The structure is 228 ft (69.4 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-90 WB
CrossesSR 933
Location02.92 W SR 23
RouteInterstate 90
CountySt. Joseph County
StateIndiana
Coordinates41.72275, -86.25052
Functional classUrban 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 inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length228 ft (69.4 m)
Longest span95 ft (28.9 m)
Deck width42 ft (12.7 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,240 (2004)
Projected traffic32,885 by 2031
Trucks5%
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 SR 933 built?

It was built in 1956, making it 69 years old in 2025. It was reconstructed in 1990.

What condition is I-90 WB over SR 933 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 SR 933 carry?

About 14,240 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is I-90 WB over SR 933?

The structure is 228 ft (69.4 m) long with a longest span of 95 ft (28.9 m) and a deck 42 ft wide.

Who owns I-90 WB over SR 933?

It is owned by the State Toll Authority.