US Bridges

I-70 over I-70 Off/ on Ramps

Fair

Marion County, Indiana · 00.77 W I-65 · Structure no. 042280

Built
1973
52 years old, rebuilt 1996
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
132 ft
3 main spans
Daily traffic
137,908
2004 count
Owner
State
State Highway Agency

About this bridge

I-70 over I-70 Off/ on Ramps is a steel continuous stringer/multi-beam or girder carrying I-70 over I-70 Off/ on Ramps in Marion County, Indiana. It was built in 1973 and reconstructed in 1996, so it is 52 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 137,908 vehicles a day, roughly 5% of them trucks, projected to reach 274,712 by 2035. The structure is 132 ft (40.2 m) long and 121 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-70
CrossesI-70 Off/ on Ramps
Location00.77 W I-65
RouteInterstate 70
CountyMarion County
StateIndiana
Coordinates39.7535, -86.15727
Functional classUrban 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length132 ft (40.2 m)
Longest span63 ft (19.2 m)
Deck width121 ft (37 m)
Roadway width116 ft (35.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic137,908 (2004)
Projected traffic274,712 by 2035
Trucks5%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was I-70 over I-70 Off/ on Ramps built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 1996.

What condition is I-70 over I-70 Off/ on Ramps 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 February 2024.

How much traffic does I-70 over I-70 Off/ on Ramps carry?

About 137,908 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is I-70 over I-70 Off/ on Ramps?

The structure is 132 ft (40.2 m) long with a longest span of 63 ft (19.2 m) and a deck 121 ft wide.

Who owns I-70 over I-70 Off/ on Ramps?

It is owned by the State Highway Agency.