Coll 7631 over Stream
Boone County, Nebraska · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Coll 7631 over Stream in Boone County, Nebraska, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1990, making it 35 years old at the 2025 inventory.
- It carries about 50 vehicles a day (traffic count year 1998).
- Its listed owner is the county highway agency.
- It is one of 73 of the 237 inventoried bridges in Boone County rated fair (30.8%); 7 (3.0%) are rated poor.
- 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 → (41.5, -98.2344)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 40 ft |
| Location | 4.5W 3.7S of Cedar Rapids |
| NBI structure number | C000600705 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Nebraska department of transportation.
Busiest bridges in Boone County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| N14 over Beaver Creek | 1993 | 2,905 | Good |
| N14 over Stream | 1937 | 2,905 | Good |
| N14 over Stream | 1989 | 2,905 | Good |
| N14 over Stream | 1943 | 2,280 | Good |
| N39 over Beaver Creek | 1981 | 2,265 | Good |
| N39 over Stream | 1981 | 2,265 | Fair |
All bridges nearby: Boone County, NE bridge conditions · every bridge in Boone County · Nebraska bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.