US Bridges

W 56th Str EB over I-465 Nb/Sb

Fair

Marion County, Indiana · 00.79 S I-65 · Structure no. 050730

Built
1995
30 years old
Condition
Fair
inspected June 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
238 ft
2 main spans
Daily traffic
15,048
2021 count
Owner
State
State Highway Agency

About this bridge

W 56th Str EB over I-465 Nb/Sb is a steel continuous stringer/multi-beam or girder carrying W 56th Str EB over I-465 Nb/Sb in Marion County, Indiana. It was built in 1995, so it is 30 years old, younger 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 15,048 vehicles a day, roughly 9% of them trucks, projected to reach 19,000 by 2035. The structure is 238 ft (72.5 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesW 56th Str EB
CrossesI-465 Nb/Sb
Location00.79 S I-65
RouteCity Street 0
CountyMarion County
StateIndiana
Coordinates39.85283, -86.27627
Functional classUrban Other Principal Arterial

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.6 US tons
Inventory rating46.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length238 ft (72.5 m)
Longest span118 ft (35.9 m)
Deck width35 ft (10.8 m)
Roadway width26 ft (8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,048 (2021)
Projected traffic19,000 by 2035
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemNo

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 W 56th Str EB over I-465 Nb/Sb built?

It was built in 1995, making it 30 years old in 2025.

What condition is W 56th Str EB over I-465 Nb/Sb 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 June 2024.

How much traffic does W 56th Str EB over I-465 Nb/Sb carry?

About 15,048 vehicles per day (2021 count), of which roughly 9% are trucks.

How long is W 56th Str EB over I-465 Nb/Sb?

The structure is 238 ft (72.5 m) long with a longest span of 118 ft (35.9 m) and a deck 35 ft wide.

Who owns W 56th Str EB over I-465 Nb/Sb?

It is owned by the State Highway Agency.