US Bridges

Ramp I-65 NB I-70 over Morris ST Prospect ST

Fair

Marion County, Indiana · 00.13 S I-70 · Structure no. 036330

Built
1973
52 years old, rebuilt 2015
Condition
Fair
inspected October 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
160 ft
3 main spans
Daily traffic
12,450
2014 count
Owner
State
State Highway Agency

About this bridge

Ramp I-65 NB I-70 over Morris ST Prospect ST is a steel continuous stringer/multi-beam or girder carrying Ramp I-65 NB I-70 over Morris ST Prospect ST in Marion County, Indiana. It was built in 1973 and reconstructed in 2015, 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 12,450 vehicles a day, roughly 29% of them trucks, projected to reach 13,880 by 2034. The structure is 160 ft (48.9 m) long and 42 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

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CarriesRamp I-65 NB I-70
CrossesMorris ST Prospect ST
Location00.13 S I-70
RouteInterstate 65
CountyMarion County
StateIndiana
Coordinates39.75154, -86.14435
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.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
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 rating83.2 US tons
Inventory rating64.3 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length160 ft (48.9 m)
Longest span80 ft (24.3 m)
Deck width42 ft (12.9 m)
Roadway width39 ft (12 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,450 (2014)
Projected traffic13,880 by 2034
Trucks29%
Lanes on structure2
Traffic directionOne-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 Ramp I-65 NB I-70 over Morris ST Prospect ST built?

It was built in 1973, making it 52 years old in 2025. It was reconstructed in 2015.

What condition is Ramp I-65 NB I-70 over Morris ST Prospect ST 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 October 2023.

How much traffic does Ramp I-65 NB I-70 over Morris ST Prospect ST carry?

About 12,450 vehicles per day (2014 count), of which roughly 29% are trucks.

How long is Ramp I-65 NB I-70 over Morris ST Prospect ST?

The structure is 160 ft (48.9 m) long with a longest span of 80 ft (24.3 m) and a deck 42 ft wide.

Who owns Ramp I-65 NB I-70 over Morris ST Prospect ST?

It is owned by the State Highway Agency.