US Bridges

I-80I-94 EB over Lt Calumet Riv Monon TR

Good

Lake County, Indiana · 00.54 W US 41 · Structure no. 076702

Built
2007
18 years old
Condition
Good
inspected March 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
581 ft
3 main spans
Daily traffic
150,742
2020 count
Owner
State
State Highway Agency

About this bridge

I-80I-94 EB over Lt Calumet Riv Monon TR is a steel continuous stringer/multi-beam or girder carrying I-80I-94 EB over Lt Calumet Riv Monon TR in Lake County, Indiana. It was built in 2007, so it is 18 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 150,742 vehicles a day, roughly 36% of them trucks, projected to reach 75,000 by 2028. The structure is 581 ft (177.1 m) long and 86 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesI-80I-94 EB
CrossesLt Calumet Riv Monon TR
Location00.54 W US 41
RouteInterstate 80
StateIndiana
Coordinates41.57522, -87.51899
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
Deck7 GoodSome minor problems.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68.9 US tons
Inventory rating53.2 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+3 approach)
Design loadHS 20
Structure length581 ft (177.1 m)
Longest span129 ft (39.2 m)
Deck width86 ft (26.1 m)
Roadway width83 ft (25.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150,742 (2020)
Projected traffic75,000 by 2028
Trucks36%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesRailroad and waterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-80I-94 EB over Lt Calumet Riv Monon TR built?

It was built in 2007, making it 18 years old in 2025.

What condition is I-80I-94 EB over Lt Calumet Riv Monon TR 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 2024.

How much traffic does I-80I-94 EB over Lt Calumet Riv Monon TR carry?

About 150,742 vehicles per day (2020 count), of which roughly 36% are trucks.

How long is I-80I-94 EB over Lt Calumet Riv Monon TR?

The structure is 581 ft (177.1 m) long with a longest span of 129 ft (39.2 m) and a deck 86 ft wide.

Who owns I-80I-94 EB over Lt Calumet Riv Monon TR?

It is owned by the State Highway Agency.