US Bridges

SR 912 WB to I-80 over I-80 SR 912 1 Ramp

Fair

Lake County, Indiana · 00.03 W I-80 · Structure no. 033166

Built
2000
25 years old
Condition
Fair
inspected October 2024
Type
Segmental Box Girder
Prestressed Concrete Continuous
Length
1,368 ft
9 main spans
Daily traffic
6,652
2022 count
Owner
State
State Highway Agency

About this bridge

SR 912 WB to I-80 over I-80 SR 912 1 Ramp is a prestressed concrete continuous segmental box girder carrying SR 912 WB to I-80 over I-80 SR 912 1 Ramp 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 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 6,652 vehicles a day, roughly 4% of them trucks, projected to reach 10,275 by 2029. The structure is 1,368 ft (416.9 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

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CarriesSR 912 WB to I-80
CrossesI-80 SR 912 1 Ramp
Location00.03 W I-80
RouteState Highway 912
CountyLake County
StateIndiana
Coordinates41.56952, -87.43328
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating40.3 US tons
Inventory rating31.4 US tons

Structure

Structure typeSegmental Box Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans9
Design loadHS 20 + Mod
Structure length1,368 ft (416.9 m)
Longest span203 ft (62 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,652 (2022)
Projected traffic10,275 by 2029
Trucks4%
Lanes on structure1
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 SR 912 WB to I-80 over I-80 SR 912 1 Ramp built?

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

What condition is SR 912 WB to I-80 over I-80 SR 912 1 Ramp 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 October 2024.

How much traffic does SR 912 WB to I-80 over I-80 SR 912 1 Ramp carry?

About 6,652 vehicles per day (2022 count), of which roughly 4% are trucks.

How long is SR 912 WB to I-80 over I-80 SR 912 1 Ramp?

The structure is 1,368 ft (416.9 m) long with a longest span of 203 ft (62 m) and a deck 35 ft wide.

Who owns SR 912 WB to I-80 over I-80 SR 912 1 Ramp?

It is owned by the State Highway Agency.