US Bridges

I-70 over West Missouri Sts

Fair

Marion County, Indiana · 01.31 W I-65 · Structure no. 042210

Built
1973
52 years old, rebuilt 2020
Condition
Fair
inspected February 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
583 ft
7 main spans
Daily traffic
109,416
2020 count
Owner
State
State Highway Agency

About this bridge

I-70 over West Missouri Sts is a steel continuous stringer/multi-beam or girder carrying I-70 over West Missouri Sts in Marion County, Indiana. It was built in 1973 and reconstructed in 2020, 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 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 109,416 vehicles a day, roughly 16% of them trucks, projected to reach 116,484 by 2030. The structure is 583 ft (177.6 m) long and 112 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesI-70
CrossesWest Missouri Sts
Location01.31 W I-65
RouteInterstate 70
CountyMarion County
StateIndiana
Coordinates39.75371, -86.1665
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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
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 rating60 US tons
Inventory rating35.9 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length583 ft (177.6 m)
Longest span101 ft (30.7 m)
Deck width112 ft (34 m)
Roadway width106 ft (32.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic109,416 (2020)
Projected traffic116,484 by 2030
Trucks16%
Lanes on structure6
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 West Missouri Sts built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2020.

What condition is I-70 over West Missouri Sts 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 West Missouri Sts carry?

About 109,416 vehicles per day (2020 count), of which roughly 16% are trucks.

How long is I-70 over West Missouri Sts?

The structure is 583 ft (177.6 m) long with a longest span of 101 ft (30.7 m) and a deck 112 ft wide.

Who owns I-70 over West Missouri Sts?

It is owned by the State Highway Agency.