US Bridges

Union Road over Tributary to Little Blue

Fair

Shelby County, Indiana · 00.35 N of CR 200 N · Structure no. 7300053

Built
1998
27 years old
Condition
Fair
inspected November 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
38 ft
1 main span
Daily traffic
100
2023 count
Owner
County
County Highway Agency

About this bridge

Union Road over Tributary to Little Blue is a prestressed concrete box beam or girders - multiple carrying Union Road over Tributary to Little Blue in Shelby County, Indiana. It was built in 1998, so it is 27 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 100 vehicles a day, roughly 5% of them trucks, projected to reach 150 by 2041. The structure is 38 ft (11.5 m) long and 24 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesUnion Road
CrossesTributary to Little Blue
Location00.35 N of CR 200 N
RouteCounty Highway 0
StateIndiana
Coordinates39.56062, -85.70527
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 inspectionNovember 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 adequacy7: Better than present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating49.7 US tons
Inventory rating29.8 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length38 ft (11.5 m)
Longest span34 ft (10.3 m)
Deck width24 ft (7.3 m)
Roadway width23 ft (7.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2023)
Projected traffic150 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Union Road over Tributary to Little Blue built?

It was built in 1998, making it 27 years old in 2025.

What condition is Union Road over Tributary to Little Blue 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 November 2023.

How much traffic does Union Road over Tributary to Little Blue carry?

About 100 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Union Road over Tributary to Little Blue?

The structure is 38 ft (11.5 m) long with a longest span of 34 ft (10.3 m) and a deck 24 ft wide.

Who owns Union Road over Tributary to Little Blue?

It is owned by the County Highway Agency.