US Bridges

SR 61 over Wilson Creek

Good

Knox County, Indiana · 01.61 S SR 241 · Structure no. 021800

Built
1932
93 years old, rebuilt 1960
Condition
Good
inspected September 2023
Type
Culvert
Concrete
Length
33 ft
1 main span
Daily traffic
3,356
2004 count
Owner
State
State Highway Agency

About this bridge

SR 61 over Wilson Creek is a concrete culvert carrying SR 61 over Wilson Creek in Knox County, Indiana. It was built in 1932 and reconstructed in 1960, so it is 93 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 3,356 vehicles a day, roughly 10% of them trucks, projected to reach 5,570 by 2032. The structure is 33 ft (10 m) long. If it were closed, the detour would be 5 mi (8 km).

CarriesSR 61
CrossesWilson Creek
Location01.61 S SR 241
RouteState Highway 61
StateIndiana
Coordinates38.59927, -87.34459
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
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 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
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating100 US tons
Inventory rating97.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadH 20
Structure length33 ft (10 m)
Longest span30 ft (9.1 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,356 (2004)
Projected traffic5,570 by 2032
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 61 over Wilson Creek built?

It was built in 1932, making it 93 years old in 2025. It was reconstructed in 1960.

What condition is SR 61 over Wilson Creek 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 61 over Wilson Creek carry?

About 3,356 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 61 over Wilson Creek?

The structure is 33 ft (10 m) long with a longest span of 30 ft (9.1 m).

Who owns SR 61 over Wilson Creek?

It is owned by the State Highway Agency.