US Bridges

SR 56 over Crooked Creek

Fair

Dubois County, Indiana · 01.52 W US 231 · Structure no. 020010

Built
1927
98 years old, rebuilt 1982
Condition
Fair
inspected September 2024
Type
Slab
Concrete
Length
26 ft
1 main span
Daily traffic
10,656
2004 count
Owner
State
State Highway Agency

About this bridge

SR 56 over Crooked Creek is a concrete slab carrying SR 56 over Crooked Creek in Dubois County, Indiana. It was built in 1927 and reconstructed in 1982, so it is 98 years old, older 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 10,656 vehicles a day, roughly 10% of them trucks, projected to reach 17,690 by 2032. The structure is 26 ft (7.9 m) long and 42 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 56
CrossesCrooked Creek
Location01.52 W US 231
RouteState Highway 56
CountyDubois County
StateIndiana
Coordinates38.39922, -86.96563
Functional classUrban Other Principal 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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.8 US tons
Inventory rating32.2 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 20
Structure length26 ft (7.9 m)
Longest span24 ft (7.3 m)
Deck width42 ft (12.8 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,656 (2004)
Projected traffic17,690 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 56 over Crooked Creek built?

It was built in 1927, making it 98 years old in 2025. It was reconstructed in 1982.

What condition is SR 56 over Crooked Creek 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 56 over Crooked Creek carry?

About 10,656 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is SR 56 over Crooked Creek?

The structure is 26 ft (7.9 m) long with a longest span of 24 ft (7.3 m) and a deck 42 ft wide.

Who owns SR 56 over Crooked Creek?

It is owned by the State Highway Agency.