US Bridges

I-80 W-Sr 912W Ram over 25th AVE/177th ST

Good

Lake County, Indiana · 00.18 W I-80 · Structure no. 033162

Built
1997
28 years old
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
141 ft
3 main spans
Daily traffic
20,693
2021 count
Owner
State
State Highway Agency

About this bridge

I-80 W-Sr 912W Ram over 25th AVE/177th ST is a steel continuous stringer/multi-beam or girder carrying I-80 W-Sr 912W Ram over 25th AVE/177th ST in Lake County, Indiana. It was built in 1997, so it is 28 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 20,693 vehicles a day, roughly 17% of them trucks, projected to reach 33,484 by 2030. The structure is 141 ft (42.9 m) long and 60 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesI-80 W-Sr 912W Ram
Crosses25th AVE/177th ST
Location00.18 W I-80
RouteState Highway 912
CountyLake County
StateIndiana
Coordinates41.57359, -87.43217
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
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 rating51.5 US tons
Inventory rating39.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length141 ft (42.9 m)
Longest span55 ft (16.7 m)
Deck width60 ft (18.3 m)
Roadway width57 ft (17.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,693 (2021)
Projected traffic33,484 by 2030
Trucks17%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 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 I-80 W-Sr 912W Ram over 25th AVE/177th ST built?

It was built in 1997, making it 28 years old in 2025.

What condition is I-80 W-Sr 912W Ram over 25th AVE/177th ST 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 September 2024.

How much traffic does I-80 W-Sr 912W Ram over 25th AVE/177th ST carry?

About 20,693 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is I-80 W-Sr 912W Ram over 25th AVE/177th ST?

The structure is 141 ft (42.9 m) long with a longest span of 55 ft (16.7 m) and a deck 60 ft wide.

Who owns I-80 W-Sr 912W Ram over 25th AVE/177th ST?

It is owned by the State Highway Agency.