US Bridges

I-90 EB over CR 21

Good

Elkhart County, Indiana · 02.21 W SR 15 · Structure no. 048090

Built
1956
69 years old, rebuilt 2021
Condition
Good
inspected March 2023
Type
Stringer/Multi-beam or Girder
Steel
Length
96 ft
3 main spans
Daily traffic
12,815
2015 count
Owner
Toll Authority
State Toll Authority

About this bridge

I-90 EB over CR 21 is a steel stringer/multi-beam or girder carrying I-90 EB over CR 21 in Elkhart 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 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 12,815 vehicles a day, roughly 38% of them trucks, projected to reach 28,508 by 2031. The structure is 96 ft (29.3 m) long and 41 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-90 EB
CrossesCR 21
Location02.21 W SR 15
RouteInterstate 90
CountyElkhart County
StateIndiana
Coordinates41.73241, -85.84182
Functional classRural 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
Deck9 ExcellentNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.3 US tons
Inventory rating34 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length96 ft (29.3 m)
Longest span29 ft (8.8 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,815 (2015)
Projected traffic28,508 by 2031
Trucks38%
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 EB over CR 21 built?

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

What condition is I-90 EB over CR 21 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 March 2023.

How much traffic does I-90 EB over CR 21 carry?

About 12,815 vehicles per day (2015 count), of which roughly 38% are trucks.

How long is I-90 EB over CR 21?

The structure is 96 ft (29.3 m) long with a longest span of 29 ft (8.8 m) and a deck 41 ft wide.

Who owns I-90 EB over CR 21?

It is owned by the State Toll Authority.