US Bridges

SR 15 over Little Elkhart River

Good

Elkhart County, Indiana · 00.11 N SR 120 · Structure no. 004170

Built
1941
84 years old, rebuilt 2021
Condition
Good
inspected June 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
78 ft
2 main spans
Daily traffic
11,760
2021 count
Owner
State
State Highway Agency

About this bridge

SR 15 over Little Elkhart River is a prestressed concrete continuous box beam or girders - single or spread carrying SR 15 over Little Elkhart River in Elkhart County, Indiana. It was built in 1941 and reconstructed in 2021, so it is 84 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 11,760 vehicles a day, roughly 15% of them trucks, projected to reach 14,080 by 2041. The structure is 78 ft (23.8 m) long and 46 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 15
CrossesLittle Elkhart River
Location00.11 N SR 120
RouteState Highway 15
StateIndiana
Coordinates41.72298, -85.8115
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating30.3 US tons
Inventory rating23.3 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length78 ft (23.8 m)
Longest span38 ft (11.5 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,760 (2021)
Projected traffic14,080 by 2041
Trucks15%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
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 SR 15 over Little Elkhart River built?

It was built in 1941, making it 84 years old in 2025. It was reconstructed in 2021.

What condition is SR 15 over Little Elkhart River 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 June 2023.

How much traffic does SR 15 over Little Elkhart River carry?

About 11,760 vehicles per day (2021 count), of which roughly 15% are trucks.

How long is SR 15 over Little Elkhart River?

The structure is 78 ft (23.8 m) long with a longest span of 38 ft (11.5 m) and a deck 46 ft wide.

Who owns SR 15 over Little Elkhart River?

It is owned by the State Highway Agency.