US Bridges

86th Street over Rock Island Ac Conrail

Good

Marion County, Indiana · 00.58 E Zionsville Road · Structure no. 4900008

Built
1995
30 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
289 ft
5 main spans
Daily traffic
39,755
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

86th Street over Rock Island Ac Conrail is a prestressed concrete continuous stringer/multi-beam or girder carrying 86th Street over Rock Island Ac Conrail 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 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 39,755 vehicles a day, roughly 5% of them trucks, projected to reach 59,070 by 2039. The structure is 289 ft (88.2 m) long and 106 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Carries86th Street
CrossesRock Island Ac Conrail
Location00.58 E Zionsville Road
RouteCity Street 188
StateIndiana
Coordinates39.91108, -86.24927
Functional classUrban Other Principal Arterial

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating36 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, precast panels
Main spans5
Design loadHS 20
Structure length289 ft (88.2 m)
Longest span66 ft (20.1 m)
Deck width106 ft (32.3 m)
Roadway width78 ft (23.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic39,755 (2019)
Projected traffic59,070 by 2039
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway and railroad
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 86th Street over Rock Island Ac Conrail built?

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

What condition is 86th Street over Rock Island Ac Conrail 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 August 2024.

How much traffic does 86th Street over Rock Island Ac Conrail carry?

About 39,755 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is 86th Street over Rock Island Ac Conrail?

The structure is 289 ft (88.2 m) long with a longest span of 66 ft (20.1 m) and a deck 106 ft wide.

Who owns 86th Street over Rock Island Ac Conrail?

It is owned by the City or Municipal Highway Agency.