US Bridges

I-465 NB over I-70 WB Ramp

Good

Marion County, Indiana · 02.39 S US 36 / SR 67 · Structure no. 050010

Built
1966
59 years old, rebuilt 2002
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
261 ft
4 main spans
Daily traffic
48,657
2021 count
Owner
State
State Highway Agency

About this bridge

I-465 NB over I-70 WB Ramp is a steel continuous stringer/multi-beam or girder carrying I-465 NB over I-70 WB Ramp in Marion County, Indiana. It was built in 1966 and reconstructed in 2002, so it is 59 years old, older than the Indiana average of 46.6 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 48,657 vehicles a day, roughly 18% of them trucks, projected to reach 179,000 by 2035. The structure is 261 ft (79.5 m) long and 73 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-465 NB
CrossesI-70 WB Ramp
Location02.39 S US 36 / SR 67
RouteInterstate 465
StateIndiana
Coordinates39.79899, -86.03462
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.3 US tons
Inventory rating37.3 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20 + Mod
Structure length261 ft (79.5 m)
Longest span82 ft (25 m)
Deck width73 ft (22.2 m)
Roadway width70 ft (21.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48,657 (2021)
Projected traffic179,000 by 2035
Trucks18%
Lanes on structure4
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 I-465 NB over I-70 WB Ramp built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2002.

What condition is I-465 NB over I-70 WB Ramp in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in May 2024.

How much traffic does I-465 NB over I-70 WB Ramp carry?

About 48,657 vehicles per day (2021 count), of which roughly 18% are trucks.

How long is I-465 NB over I-70 WB Ramp?

The structure is 261 ft (79.5 m) long with a longest span of 82 ft (25 m) and a deck 73 ft wide.

Who owns I-465 NB over I-70 WB Ramp?

It is owned by the State Highway Agency.