US Bridges

Ramp I465NB-I74WB over I-465 Nb/Sb

Good

Marion County, Indiana · 02.96 N US 36 · Structure no. 050764

Built
2012
13 years old
Condition
Good
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
194 ft
2 main spans
Daily traffic
20,683
2021 count
Owner
State
State Highway Agency

About this bridge

Ramp I465NB-I74WB over I-465 Nb/Sb is a steel continuous stringer/multi-beam or girder carrying Ramp I465NB-I74WB over I-465 Nb/Sb in Marion County, Indiana. It was built in 2012, so it is 13 years old, younger 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,683 vehicles a day, roughly 16% of them trucks, projected to reach 27,000 by 2035. The structure is 194 ft (59.2 m) long and 63 ft wide. If it were closed, the detour would be 2.5 mi (4 km).

Location

Open in Google Maps
CarriesRamp I465NB-I74WB
CrossesI-465 Nb/Sb
Location02.96 N US 36
RouteInterstate 74
CountyMarion County
StateIndiana
Coordinates39.80692, -86.27537
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation8: Equal to present desirable criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.8 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length194 ft (59.2 m)
Longest span97 ft (29.5 m)
Deck width63 ft (19.2 m)
Roadway width60 ft (18.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,683 (2021)
Projected traffic27,000 by 2035
Trucks16%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed2.5 mi (4 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 I465NB-I74WB over I-465 Nb/Sb built?

It was built in 2012, making it 13 years old in 2025.

What condition is Ramp I465NB-I74WB over I-465 Nb/Sb 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 June 2024.

How much traffic does Ramp I465NB-I74WB over I-465 Nb/Sb carry?

About 20,683 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is Ramp I465NB-I74WB over I-465 Nb/Sb?

The structure is 194 ft (59.2 m) long with a longest span of 97 ft (29.5 m) and a deck 63 ft wide.

Who owns Ramp I465NB-I74WB over I-465 Nb/Sb?

It is owned by the State Highway Agency.