US Bridges

SR 37 over Patoka River

Fair

Orange County, Indiana · 09.24 S US 150 · Structure no. 011880

Built
1981
44 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
259 ft
3 main spans
Daily traffic
1,015
2004 count
Owner
State
State Highway Agency

About this bridge

SR 37 over Patoka River is a prestressed concrete continuous stringer/multi-beam or girder carrying SR 37 over Patoka River in Orange County, Indiana. It was built in 1981, so it is 44 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 1,015 vehicles a day, roughly 10% of them trucks, projected to reach 1,406 by 2030. The structure is 259 ft (78.9 m) long and 46 ft wide. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 37
CrossesPatoka River
Location09.24 S US 150
RouteState Highway 37
StateIndiana
Coordinates38.44024, -86.45657
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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than 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 rating56.8 US tons
Inventory rating37.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length259 ft (78.9 m)
Longest span85 ft (26 m)
Deck width46 ft (14.1 m)
Roadway width44 ft (13.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,015 (2004)
Projected traffic1,406 by 2030
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed5 mi (8 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 37 over Patoka River built?

It was built in 1981, making it 44 years old in 2025.

What condition is SR 37 over Patoka 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 December 2024.

How much traffic does SR 37 over Patoka River carry?

About 1,015 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 37 over Patoka River?

The structure is 259 ft (78.9 m) long with a longest span of 85 ft (26 m) and a deck 46 ft wide.

Who owns SR 37 over Patoka River?

It is owned by the State Highway Agency.