US Bridges

146th ST East over William Lehr Ditch

Good

Hamilton County, Indiana · 00.14 W of Marilyn RD · Structure no. 2900321

Built
2007
18 years old
Condition
Good
inspected August 2023
Type
Culvert
Concrete
Length
22 ft
1 main span
Daily traffic
22,030
2021 count
Owner
County
County Highway Agency

About this bridge

146th ST East over William Lehr Ditch is a concrete culvert carrying 146th ST East over William Lehr Ditch in Hamilton County, Indiana. It was built in 2007, so it is 18 years old, younger than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 22,030 vehicles a day, roughly 6% of them trucks, projected to reach 35,790 by 2041. The structure is 22 ft (6.8 m) long and 56 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Carries146th ST East
CrossesWilliam Lehr Ditch
Location00.14 W of Marilyn RD
RouteCounty Highway 0
StateIndiana
Coordinates40.00099, -85.95353
Functional classUrban Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.6 US tons
Inventory rating35.9 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans1
Design loadHS 20
Structure length22 ft (6.8 m)
Longest span21 ft (6.3 m)
Deck width56 ft (17 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,030 (2021)
Projected traffic35,790 by 2041
Trucks6%
Lanes on structure4
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 146th ST East over William Lehr Ditch built?

It was built in 2007, making it 18 years old in 2025.

What condition is 146th ST East over William Lehr Ditch in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2023.

How much traffic does 146th ST East over William Lehr Ditch carry?

About 22,030 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is 146th ST East over William Lehr Ditch?

The structure is 22 ft (6.8 m) long with a longest span of 21 ft (6.3 m) and a deck 56 ft wide.

Who owns 146th ST East over William Lehr Ditch?

It is owned by the County Highway Agency.