US Bridges

Study RD over Unnamed Creek

Fair

Wayne County, Indiana · 00.10 S of Airport RD · Structure no. 8900046

Built
1978
47 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete Continuous
Length
87 ft
3 main spans
Daily traffic
462
2016 count
Owner
County
County Highway Agency

About this bridge

Study RD over Unnamed Creek is a concrete continuous slab carrying Study RD over Unnamed Creek in Wayne County, Indiana. It was built in 1978, so it is 47 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 462 vehicles a day, roughly 5% of them trucks, projected to reach 623 by 2036. The structure is 87 ft (26.6 m) long and 29 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesStudy RD
CrossesUnnamed Creek
Location00.10 S of Airport RD
RouteCounty Highway 0
StateIndiana
Coordinates39.78352, -84.95859
Functional classRural Local

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.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating69.8 US tons
Inventory rating41.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length87 ft (26.6 m)
Longest span32 ft (9.7 m)
Deck width29 ft (8.7 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic462 (2016)
Projected traffic623 by 2036
Trucks5%
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

OwnerCounty Highway Agency
Maintained byCounty 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 Study RD over Unnamed Creek built?

It was built in 1978, making it 47 years old in 2025.

What condition is Study RD over Unnamed 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 May 2024.

How much traffic does Study RD over Unnamed Creek carry?

About 462 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Study RD over Unnamed Creek?

The structure is 87 ft (26.6 m) long with a longest span of 32 ft (9.7 m) and a deck 29 ft wide.

Who owns Study RD over Unnamed Creek?

It is owned by the County Highway Agency.