SR 331 Sbcapital A over I-90 Eb/wb Ramp
St. Joseph County, Indiana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 331 Sbcapital A over I-90 Eb/wb Ramp in St. Joseph County, Indiana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1993, making it 32 years old at the 2025 inventory.
- It carries about 6,403 vehicles a day (traffic count year 2015).
- It is one of 107 of the 227 inventoried bridges in St. Joseph County rated fair (47.1%); 11 (4.8%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated July 2023, on a 24-month routine inspection cycle.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (41.73026, -86.14472)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 278 ft |
| Location | 03.24 E SR 23 |
| NBI structure number | 047868 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in St. Joseph County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| SR 23 over US 20 & US 31 | 2004 | 39,562 | Good |
| US 20 over York Road | 1988 | 39,107 | Fair |
| US 2031 Ebwb over Abandoned RR | 1966 | 39,107 | Good |
| US 20 over Miami Highway | 1991 | 39,107 | Fair |
| US 20 over Ironwood Rd (& Ramps) | 1988 | 38,452 | Good |
| US 20 over Clover Road | 1991 | 38,231 | Poor |
All bridges nearby: St. Joseph County, IN bridge conditions · every bridge in St. Joseph County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.