US 31 NB over Peat Area "a"
GoodSt. Joseph County, Indiana · 03.67 S SR 4 · Structure no. 076870
- Built
- 2010
- 15 years old
- Condition
- Good
- inspected February 2024
- Type
- Tee Beam
- Prestressed Concrete Continuous
- Length
- 824 ft
- 6 main spans
- Daily traffic
- 9,516
- 2022 count
- Owner
- State
- State Highway Agency
About this bridge
US 31 NB over Peat Area "a" is a prestressed concrete continuous tee beam carrying US 31 NB over Peat Area "a" in St. Joseph County, Indiana. It was built in 2010, so it is 15 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 9,516 vehicles a day, roughly 23% of them trucks, projected to reach 31,136 by 2030. The structure is 824 ft (251.1 m) long and 46 ft wide. If it were closed, the detour would be 3.7 mi (6 km).
Location
Open in Google MapsCondition and inspection
All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.
| Component | Rating | Meaning |
|---|---|---|
| Deck | 7 Good | Some minor problems. |
| Superstructure | 8 Very Good | No problems noted. |
| Substructure | 8 Very Good | No problems noted. |
Structure
Traffic and service
Ownership and planned work
Frequently asked questions
When was US 31 NB over Peat Area "a" built?
It was built in 2010, making it 15 years old in 2025.
What condition is US 31 NB over Peat Area "a" 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 February 2024.
How much traffic does US 31 NB over Peat Area "a" carry?
About 9,516 vehicles per day (2022 count), of which roughly 23% are trucks.
How long is US 31 NB over Peat Area "a"?
The structure is 824 ft (251.1 m) long with a longest span of 145 ft (44.1 m) and a deck 46 ft wide.
Who owns US 31 NB over Peat Area "a"?
It is owned by the State Highway Agency.