US 12SR 912 over Grand Calumet Riv 2 Rds
FairLake County, Indiana · 00.19 W I-90 · Structure no. 033090
- Built
- 1965
- 60 years old, rebuilt 2021
- Condition
- Fair
- inspected September 2024
- Type
- Stringer/Multi-beam or Girder
- Steel Continuous
- Length
- 446 ft
- 7 main spans
- Daily traffic
- 35,686
- 2020 count
- Owner
- State
- State Highway Agency
About this bridge
US 12SR 912 over Grand Calumet Riv 2 Rds is a steel continuous stringer/multi-beam or girder carrying US 12SR 912 over Grand Calumet Riv 2 Rds in Lake County, Indiana. It was built in 1965 and reconstructed in 2021, so it is 60 years old, older 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 35,686 vehicles a day, roughly 10% of them trucks, projected to reach 115,443 by 2032. The structure is 446 ft (135.9 m) long and 94 ft wide. If it were closed, the detour would be 5.6 mi (9 km).
Location
Open in Google MapsCondition and inspection
The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 6 Satisfactory | Structural elements show some minor deterioration. |
| Superstructure | 7 Good | Some minor problems. |
| Substructure | 6 Satisfactory | Structural elements show some minor deterioration. |
| Channel and channel protection | 7 Good | Some minor problems. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 12SR 912 over Grand Calumet Riv 2 Rds built?
It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2021.
What condition is US 12SR 912 over Grand Calumet Riv 2 Rds 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 September 2024.
How much traffic does US 12SR 912 over Grand Calumet Riv 2 Rds carry?
About 35,686 vehicles per day (2020 count), of which roughly 10% are trucks.
How long is US 12SR 912 over Grand Calumet Riv 2 Rds?
The structure is 446 ft (135.9 m) long with a longest span of 79 ft (24 m) and a deck 94 ft wide.
Who owns US 12SR 912 over Grand Calumet Riv 2 Rds?
It is owned by the State Highway Agency.