US Bridges

61st Avenue over I-65 Nb/Sb

Good

Lake County, Indiana · 02.51 N US 30 · Structure no. 038610

Built
2000
25 years old
Condition
Good
inspected March 2023
Type
Tee Beam
Prestressed Concrete Continuous
Length
225 ft
2 main spans
Daily traffic
22,175
2022 count
Owner
State
State Highway Agency

About this bridge

61st Avenue over I-65 Nb/Sb is a prestressed concrete continuous tee beam carrying 61st Avenue over I-65 Nb/Sb in Lake County, Indiana. It was built in 2000, so it is 25 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 22,175 vehicles a day, roughly 4% of them trucks, projected to reach 47,722 by 2030. The structure is 225 ft (68.5 m) long and 106 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
Carries61st Avenue
CrossesI-65 Nb/Sb
Location02.51 N US 30
RouteCity Street 0
CountyLake County
StateIndiana
Coordinates41.50739, -87.31981
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.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Last inspectionMarch 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating31.7 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length225 ft (68.5 m)
Longest span111 ft (33.9 m)
Deck width106 ft (32.4 m)
Roadway width99 ft (30.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,175 (2022)
Projected traffic47,722 by 2030
Trucks4%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 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 61st Avenue over I-65 Nb/Sb built?

It was built in 2000, making it 25 years old in 2025.

What condition is 61st Avenue over I-65 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 March 2023.

How much traffic does 61st Avenue over I-65 Nb/Sb carry?

About 22,175 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is 61st Avenue over I-65 Nb/Sb?

The structure is 225 ft (68.5 m) long with a longest span of 111 ft (33.9 m) and a deck 106 ft wide.

Who owns 61st Avenue over I-65 Nb/Sb?

It is owned by the State Highway Agency.