US Bridges

SR 47 over Spring Creek

Fair

Boone County, Indiana · 00.75 S I-65 · Structure no. 017690

Built
1988
37 years old
Condition
Fair
inspected March 2023
Type
Slab
Concrete Continuous
Length
92 ft
2 main spans
Daily traffic
2,480
2018 count
Owner
State
State Highway Agency

About this bridge

SR 47 over Spring Creek is a concrete continuous slab carrying SR 47 over Spring Creek in Boone County, Indiana. It was built in 1988, so it is 37 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 2,480 vehicles a day, roughly 23% of them trucks, projected to reach 3,026 by 2038. The structure is 92 ft (28 m) long and 43 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesSR 47
CrossesSpring Creek
Location00.75 S I-65
RouteState Highway 47
CountyBoone County
StateIndiana
Coordinates40.1266, -86.53187
Functional classRural Major Collector

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 inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42.9 US tons
Inventory rating32.8 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length92 ft (28 m)
Longest span34 ft (10.3 m)
Deck width43 ft (13.1 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,480 (2018)
Projected traffic3,026 by 2038
Trucks23%
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 47 over Spring Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR 47 over Spring 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 March 2023.

How much traffic does SR 47 over Spring Creek carry?

About 2,480 vehicles per day (2018 count), of which roughly 23% are trucks.

How long is SR 47 over Spring Creek?

The structure is 92 ft (28 m) long with a longest span of 34 ft (10.3 m) and a deck 43 ft wide.

Who owns SR 47 over Spring Creek?

It is owned by the State Highway Agency.