US Bridges

I-70 over Belmont Avenue

Fair

Marion County, Indiana · 02.87 W I-65 · Structure no. 042160

Built
1967
58 years old, rebuilt 1995
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
129 ft
3 main spans
Daily traffic
163,150
2004 count
Owner
State
State Highway Agency

About this bridge

I-70 over Belmont Avenue is a steel continuous stringer/multi-beam or girder carrying I-70 over Belmont Avenue in Marion County, Indiana. It was built in 1967 and reconstructed in 1995, so it is 58 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 163,150 vehicles a day, roughly 5% of them trucks, projected to reach 324,995 by 2035. The structure is 129 ft (39.3 m) long and 112 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesI-70
CrossesBelmont Avenue
Location02.87 W I-65
RouteInterstate 70
CountyMarion County
StateIndiana
Coordinates39.75609, -86.19683
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
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
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 rating67.1 US tons
Inventory rating51.8 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length129 ft (39.3 m)
Longest span62 ft (18.9 m)
Deck width112 ft (34.2 m)
Roadway width107 ft (32.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic163,150 (2004)
Projected traffic324,995 by 2035
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 Belmont Avenue built?

It was built in 1967, making it 58 years old in 2025. It was reconstructed in 1995.

What condition is I-70 over Belmont Avenue 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 Belmont Avenue carry?

About 163,150 vehicles per day (2004 count), of which roughly 5% are trucks.

How long is I-70 over Belmont Avenue?

The structure is 129 ft (39.3 m) long with a longest span of 62 ft (18.9 m) and a deck 112 ft wide.

Who owns I-70 over Belmont Avenue?

It is owned by the State Highway Agency.