US Bridges

SR 55 over Kankakee River

Good

Newton County, Indiana · 02.81 N SR 10 · Structure no. 019810

Built
1997
28 years old, rebuilt 2015
Condition
Good
inspected September 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
249 ft
3 main spans
Daily traffic
2,616
2004 count
Owner
State
State Highway Agency

About this bridge

SR 55 over Kankakee River is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 55 over Kankakee River in Newton County, Indiana. It was built in 1997 and reconstructed in 2015, so it is 28 years old, younger 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 2,616 vehicles a day, roughly 10% of them trucks, projected to reach 4,343 by 2028. The structure is 249 ft (75.8 m) long and 48 ft wide. If it were closed, the detour would be 24.9 mi (40 km).

CarriesSR 55
CrossesKankakee River
Location02.81 N SR 10
RouteState Highway 55
StateIndiana
Coordinates41.1827, -87.34048
Functional classRural Major Collector

Condition and inspection

Good

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

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.8 US tons
Inventory rating38.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length249 ft (75.8 m)
Longest span87 ft (26.5 m)
Deck width48 ft (14.7 m)
Roadway width45 ft (13.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,616 (2004)
Projected traffic4,343 by 2028
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.9 mi (40 km)
TollOn a free road
National Highway SystemNo

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 55 over Kankakee River built?

It was built in 1997, making it 28 years old in 2025. It was reconstructed in 2015.

What condition is SR 55 over Kankakee 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 September 2023.

How much traffic does SR 55 over Kankakee River carry?

About 2,616 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 55 over Kankakee River?

The structure is 249 ft (75.8 m) long with a longest span of 87 ft (26.5 m) and a deck 48 ft wide.

Who owns SR 55 over Kankakee River?

It is owned by the State Highway Agency.