US Bridges

Tunnelton Road over Leatherwood Creek

Fair

Lawrence County, Indiana · 00.04 S of US 50 · Structure no. 4700133

Built
1970
55 years old, rebuilt 2000
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
161 ft
3 main spans
Daily traffic
2,616
2021 count
Owner
County
County Highway Agency

About this bridge

Tunnelton Road over Leatherwood Creek is a prestressed concrete stringer/multi-beam or girder carrying Tunnelton Road over Leatherwood Creek in Lawrence County, Indiana. It was built in 1970 and reconstructed in 2000, so it is 55 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 5 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 2,616 vehicles a day, roughly 10% of them trucks, projected to reach 5,964 by 2041. The structure is 161 ft (49.1 m) long and 49 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

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CarriesTunnelton Road
CrossesLeatherwood Creek
Location00.04 S of US 50
RouteCity Street 0
CountyLawrence County
StateIndiana
Coordinates38.86017, -86.46274
Functional classUrban Minor 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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating60.1 US tons
Inventory rating35.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length161 ft (49.1 m)
Longest span60 ft (18.3 m)
Deck width49 ft (15 m)
Roadway width46 ft (14.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,616 (2021)
Projected traffic5,964 by 2041
Trucks10%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed2.5 mi (4 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 Tunnelton Road over Leatherwood Creek built?

It was built in 1970, making it 55 years old in 2025. It was reconstructed in 2000.

What condition is Tunnelton Road over Leatherwood 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 June 2024.

How much traffic does Tunnelton Road over Leatherwood Creek carry?

About 2,616 vehicles per day (2021 count), of which roughly 10% are trucks.

How long is Tunnelton Road over Leatherwood Creek?

The structure is 161 ft (49.1 m) long with a longest span of 60 ft (18.3 m) and a deck 49 ft wide.

Who owns Tunnelton Road over Leatherwood Creek?

It is owned by the County Highway Agency.