US Bridges

I-65 NB over Dehaan Ditch

Fair

Newton County, Indiana · 03.89 N SR 10 · Structure no. 038260

Built
1966
59 years old, rebuilt 2015
Condition
Fair
inspected May 2023
Type
Stringer/Multi-beam or Girder
Concrete Continuous
Length
113 ft
3 main spans
Daily traffic
14,069
2004 count
Owner
State
State Highway Agency

About this bridge

I-65 NB over Dehaan Ditch is a concrete continuous stringer/multi-beam or girder carrying I-65 NB over Dehaan Ditch in Newton County, Indiana. It was built in 1966 and reconstructed in 2015, so it is 59 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 14,069 vehicles a day, roughly 10% of them trucks, projected to reach 25,479 by 2030. The structure is 113 ft (34.4 m) long and 61 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-65 NB
CrossesDehaan Ditch
Location03.89 N SR 10
RouteInterstate 65
CountyNewton County
StateIndiana
Coordinates41.19878, -87.28477
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
Deck7 GoodSome minor problems.
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 inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating35.1 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length113 ft (34.4 m)
Longest span44 ft (13.5 m)
Deck width61 ft (18.6 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,069 (2004)
Projected traffic25,479 by 2030
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-65 NB over Dehaan Ditch built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2015.

What condition is I-65 NB over Dehaan Ditch 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 2023.

How much traffic does I-65 NB over Dehaan Ditch carry?

About 14,069 vehicles per day (2004 count), of which roughly 10% are trucks.

How long is I-65 NB over Dehaan Ditch?

The structure is 113 ft (34.4 m) long with a longest span of 44 ft (13.5 m) and a deck 61 ft wide.

Who owns I-65 NB over Dehaan Ditch?

It is owned by the State Highway Agency.