Mottsville over Big Ditch
Douglas County, Nevada · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Mottsville over Big Ditch in Douglas County, Nevada, 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 1976, making it 49 years old at the 2025 inventory.
- It carries about 3,800 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 18 of the 42 inventoried bridges in Douglas County rated fair (42.9%); 0 (0.0%) 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 → (38.93233, -119.82159)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete stringer or multi-beam girder |
| Length | about 42 ft |
| Location | Southwest of Minden |
| NBI structure number | B1491 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Nevada department of transportation.
Busiest bridges in Douglas County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Irr US 395 over Carson River Overflow | 1948 | 32,000 | Fair |
| US 395 over Martin Slough | 2018 | 30,500 | Good |
| US 50 over Casino Ped Underpass | 1979 | 27,000 | Good |
| US 395N over Carson Rvr | 1968 | 16,750 | Fair |
| US 395S over Carson Rvr | 1987 | 16,750 | Good |
| Irr US 395N over Cradlebaugh Slough | 1968 | 16,750 | Fair |
All bridges nearby: Douglas County, NV bridge conditions · every bridge in Douglas County · Nevada bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.