US Bridges

I-65 over Drainage Ditch

Fair

Johnson County, Indiana · 04.74 N SR 252 · Structure no. 035735

Built
1969
56 years old
Condition
Fair
inspected August 2024
Type
Culvert
Steel
Length
23 ft
3 main spans
Daily traffic
55,807
2022 count
Owner
State
State Highway Agency

About this bridge

I-65 over Drainage Ditch is a steel culvert carrying I-65 over Drainage Ditch in Johnson County, Indiana. It was built in 1969, so it is 56 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 55,807 vehicles a day, roughly 10% of them trucks, projected to reach 77,559 by 2031. The structure is 23 ft (7 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesI-65
CrossesDrainage Ditch
Location04.74 N SR 252
RouteInterstate 65
CountyJohnson County
StateIndiana
Coordinates39.4234, -85.97019
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
Channel and channel protection7 GoodSome minor problems.
Culvert5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 2024
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
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans3
Design loadHS 20
Structure length23 ft (7 m)
Longest span6 ft (1.9 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic55,807 (2022)
Projected traffic77,559 by 2031
Trucks10%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 over Drainage Ditch built?

It was built in 1969, making it 56 years old in 2025.

What condition is I-65 over Drainage 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 August 2024.

How much traffic does I-65 over Drainage Ditch carry?

About 55,807 vehicles per day (2022 count), of which roughly 10% are trucks.

How long is I-65 over Drainage Ditch?

The structure is 23 ft (7 m) long with a longest span of 6 ft (1.9 m).

Who owns I-65 over Drainage Ditch?

It is owned by the State Highway Agency.