US Bridges

SR 237 over Little Blue River

Fair

Crawford County, Indiana · 03.61 N I-64 · Structure no. 011850

Built
1982
43 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
298 ft
3 main spans
Daily traffic
1,178
2004 count
Owner
State
State Highway Agency

About this bridge

SR 237 over Little Blue River is a steel continuous stringer/multi-beam or girder carrying SR 237 over Little Blue River in Crawford County, Indiana. It was built in 1982, so it is 43 years old, younger 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 1,178 vehicles a day, roughly 10% of them trucks, projected to reach 1,955 by 2032. The structure is 298 ft (90.8 m) long and 46 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSR 237
CrossesLittle Blue River
Location03.61 N I-64
RouteState Highway 237
StateIndiana
Coordinates38.28583, -86.48333
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating63.2 US tons
Inventory rating48.6 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length298 ft (90.8 m)
Longest span113 ft (34.4 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,178 (2004)
Projected traffic1,955 by 2032
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 237 over Little Blue River built?

It was built in 1982, making it 43 years old in 2025.

What condition is SR 237 over Little Blue River 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 2024.

How much traffic does SR 237 over Little Blue River carry?

About 1,178 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 237 over Little Blue River?

The structure is 298 ft (90.8 m) long with a longest span of 113 ft (34.4 m) and a deck 46 ft wide.

Who owns SR 237 over Little Blue River?

It is owned by the State Highway Agency.