US Bridges

SR 912 Ramp Sse over SR 912 Eb/Wb US 12 WB R

Good

Lake County, Indiana · 00.42 W SR 312 · Structure no. 033045

Built
1977
48 years old, rebuilt 2018
Condition
Good
inspected September 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
464 ft
6 main spans
Daily traffic
635
2021 count
Owner
State
State Highway Agency

About this bridge

SR 912 Ramp Sse over SR 912 Eb/Wb US 12 WB R is a steel continuous stringer/multi-beam or girder carrying SR 912 Ramp Sse over SR 912 Eb/Wb US 12 WB R in Lake County, Indiana. It was built in 1977 and reconstructed in 2018, so it is 48 years old, older 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 635 vehicles a day, roughly 26% of them trucks, projected to reach 2,114 by 2038. The structure is 464 ft (141.5 m) long and 30 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesSR 912 Ramp Sse
CrossesSR 912 Eb/Wb US 12 WB R
Location00.42 W SR 312
RouteState Highway 912
StateIndiana
Coordinates41.63476, -87.43189
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 rating86.3 US tons
Inventory rating45.4 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20 + Mod
Structure length464 ft (141.5 m)
Longest span93 ft (28.3 m)
Deck width30 ft (9.2 m)
Roadway width27 ft (8.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic635 (2021)
Projected traffic2,114 by 2038
Trucks26%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed0.6 mi (1 km)
TollOn a free road
National Highway SystemYes

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 Ramp Sse over SR 912 Eb/Wb US 12 WB R built?

It was built in 1977, making it 48 years old in 2025. It was reconstructed in 2018.

What condition is SR 912 Ramp Sse over SR 912 Eb/Wb US 12 WB R 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 SR 912 Ramp Sse over SR 912 Eb/Wb US 12 WB R carry?

About 635 vehicles per day (2021 count), of which roughly 26% are trucks.

How long is SR 912 Ramp Sse over SR 912 Eb/Wb US 12 WB R?

The structure is 464 ft (141.5 m) long with a longest span of 93 ft (28.3 m) and a deck 30 ft wide.

Who owns SR 912 Ramp Sse over SR 912 Eb/Wb US 12 WB R?

It is owned by the State Highway Agency.