US Bridges

I-65 SB over Mason Eastburn Ditch

Fair

White County, Indiana · 02.73 S US 24 · Structure no. 037980

Built
1968
57 years old, rebuilt 2016
Condition
Fair
inspected August 2023
Type
Slab
Concrete Continuous
Length
63 ft
3 main spans
Daily traffic
41,719
2021 count
Owner
State
State Highway Agency

About this bridge

I-65 SB over Mason Eastburn Ditch is a concrete continuous slab carrying I-65 SB over Mason Eastburn Ditch in White County, Indiana. It was built in 1968 and reconstructed in 2016, so it is 57 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 41,719 vehicles a day, roughly 30% of them trucks, projected to reach 26,853 by 2034. The structure is 63 ft (19.2 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-65 SB
CrossesMason Eastburn Ditch
Location02.73 S US 24
RouteInterstate 65
StateIndiana
Coordinates40.73297, -87.09094
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59 US tons
Inventory rating45.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length63 ft (19.2 m)
Longest span25 ft (7.6 m)
Deck width42 ft (12.9 m)
Roadway width40 ft (12.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic41,719 (2021)
Projected traffic26,853 by 2034
Trucks30%
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 SB over Mason Eastburn Ditch built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2016.

What condition is I-65 SB over Mason Eastburn 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 2023.

How much traffic does I-65 SB over Mason Eastburn Ditch carry?

About 41,719 vehicles per day (2021 count), of which roughly 30% are trucks.

How long is I-65 SB over Mason Eastburn Ditch?

The structure is 63 ft (19.2 m) long with a longest span of 25 ft (7.6 m) and a deck 42 ft wide.

Who owns I-65 SB over Mason Eastburn Ditch?

It is owned by the State Highway Agency.