SR 104 over Kankakee River
LaPorte County, Indiana · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SR 104 over Kankakee River in LaPorte County, Indiana, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1984, making it 41 years old at the 2025 inventory.
- It carries about 1,155 vehicles a day (traffic count year 2020).
- Its listed owner is the state highway agency.
- It is one of 15 of the 227 inventoried bridges in LaPorte County rated poor (6.6%); 15 (6.6%) are rated poor.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (41.51029, -86.54147)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 4 | Poor condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Continuous prestressed concrete stringer or multi-beam girder |
| Length | about 137 ft |
| Location | 03.78 W US 6 |
| NBI structure number | 025270 |
| Condition class | Poor |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Indiana department of transportation.
Busiest bridges in LaPorte County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I-94 WB over East Br Trail Creek | 1969 | 37,476 | Good |
| I-94 EB over Nictd RR | 1969 | 37,476 | Good |
| I-94 WB over Norris Ditch No 1 | 1971 | 27,527 | Good |
| I-94 WB over Norris Ditch No 2 | 1971 | 27,527 | Fair |
| I-94 EB over Norris Ditch No 3 | 1971 | 27,527 | Good |
| I-94 WB over Norris Ditch No 3 | 1971 | 27,527 | Good |
All bridges nearby: LaPorte County, IN bridge conditions · every bridge in LaPorte County · Indiana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.