US Bridges

I-70 WB over Round Barn Road

Fair

Wayne County, Indiana · 01.74 W US 35 · Structure no. 043500

Built
1959
66 years old, rebuilt 2000
Condition
Fair
inspected December 2023
Type
Slab
Concrete Continuous
Length
105 ft
3 main spans
Daily traffic
20,320
2019 count
Owner
State
State Highway Agency

About this bridge

I-70 WB over Round Barn Road is a concrete continuous slab carrying I-70 WB over Round Barn Road in Wayne County, Indiana. It was built in 1959 and reconstructed in 2000, so it is 66 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 20,320 vehicles a day, roughly 51% of them trucks, projected to reach 34,537 by 2039. The structure is 105 ft (32.1 m) long and 43 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-70 WB
CrossesRound Barn Road
Location01.74 W US 35
RouteInterstate 70
StateIndiana
Coordinates39.86259, -84.95825
Functional classRural Principal Arterial - Interstate

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.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating34.3 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length105 ft (32.1 m)
Longest span40 ft (12.1 m)
Deck width43 ft (13 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,320 (2019)
Projected traffic34,537 by 2039
Trucks51%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-70 WB over Round Barn Road built?

It was built in 1959, making it 66 years old in 2025. It was reconstructed in 2000.

What condition is I-70 WB over Round Barn Road 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 December 2023.

How much traffic does I-70 WB over Round Barn Road carry?

About 20,320 vehicles per day (2019 count), of which roughly 51% are trucks.

How long is I-70 WB over Round Barn Road?

The structure is 105 ft (32.1 m) long with a longest span of 40 ft (12.1 m) and a deck 43 ft wide.

Who owns I-70 WB over Round Barn Road?

It is owned by the State Highway Agency.