N21 over Stream
Dawson County, Nebraska · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- N21 over Stream in Dawson County, Nebraska, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1936 and reconstructed in 1986, making it 89 years old at the 2025 inventory.
- It carries about 1,015 vehicles a day (traffic count year 2018).
- Its listed owner is the state highway agency.
- It is one of 203 of the 300 inventoried bridges in Dawson County rated good (67.7%); 11 (3.7%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (40.8945, -99.7491)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 20 ft |
| Location | 8N Lexington |
| NBI structure number | S021 03563 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Nebraska department of transportation.
Busiest bridges in Dawson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| I80 over Spring Creek | 1963 | 18,660 | Fair |
| I80 over Spring Creek | 1963 | 18,660 | Fair |
| I80 over Stream | 1963 | 18,660 | Good |
| I80 over Mud Creek | 1963 | 18,660 | Good |
| I80 over Mud Creek | 1963 | 18,660 | Fair |
| I80 over Stream | 1935 | 18,485 | Good |
All bridges nearby: Dawson County, NE bridge conditions · every bridge in Dawson County · Nebraska bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.