Nevada bridges
Nevada reports 2,123 bridges and culverts across 17 counties. 22 (1.0%) are rated in poor condition, and 20 are posted with load limits or closed. The oldest structure still in the inventory dates from 1900.
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Counties
Circle size reflects the number of bridgesCondition
Good57%(1,200)
Fair42%(901)
Poor1%(22)
Counties with the highest share of poor bridges
- Lyon County7.4% of 54
- Elko County2.3% of 221
- Washoe County2.1% of 338
- Humboldt County1.9% of 54
- Clark County0.2% of 1,154
Structure types
| Structure type | Bridges | Share |
|---|---|---|
| Culvert | 907 | 42.7% |
| Box Beam or Girders - Multiple | 341 | 16.1% |
| Stringer/Multi-beam or Girder | 301 | 14.2% |
| Box Beam or Girders - Single or Spread | 246 | 11.6% |
| Slab | 219 | 10.3% |
| Tee Beam | 36 | 1.7% |
| Arch - Deck | 24 | 1.1% |
| Frame | 19 | 0.9% |
| Girder and Floorbeam System | 18 | 0.8% |
| Segmental Box Girder | 5 | 0.2% |
| Truss - Thru | 3 | 0.1% |
| Other | 2 | 0.1% |
| Arch - Thru | 1 | 0.0% |
| Truss - Deck | 1 | 0.0% |
When Nevada's bridges were built
Busiest
- I 15 over SR589 Sahara AvGoodClark County · 296,000 vehicles/day
- I-15 over Flamingo WashGoodClark County · 280,000 vehicles/day
- I 15 over Dry WashFairClark County · 280,000 vehicles/day
- SR 595 Rainbow Bl. over US 95GoodClark County · 250,000 vehicles/day
- I15 over Neon GatewayGoodClark County · 241,000 vehicles/day
Longest
- I 515 US95 US93 over SR604 & Maryland PwFairClark County · 6,379 ft
- US95N Ramp to 215S over CC215 US95 Oso BlancoGoodClark County · 2,635 ft
- I15N/S Rmp to US95 over I15S US95S-I15N Mlk-GoodClark County · 2,606 ft
- I 80E over SR 396 SR 397 & SPRRFairPershing County · 2,584 ft
- Rmp I215E to I515N over I515 I215 Rmp NW SE WsGoodClark County · 2,502 ft
Oldest
- Lux LN over Walker RvrFairLyon County · Built 1900
- Tungsten RD over Pit Taylor CanalFairPershing County · Built 1900
- Painted Rock RD over Truckee RvrFairWashoe County · Built 1902
- Bridge Street over Humboldt RiverFairHumboldt County · Built 1910
- SR430 S Virginia over Dry CreekFairWashoe County · Built 1920
Newest
- I15N Rmp to CC215N over I15S Rmp to CC215NGoodClark County · Built 2025
- 215NRMP to Decatur over UPRRGoodClark County · Built 2025
- S Valley View Blvd over I-15S Off-Rmp to DecaturGoodClark County · Built 2024
- Via Inspirada over Pittman Wash SouthGoodClark County · Built 2024
- Via Inspirada over Pittman Natural Wash 9GoodClark County · Built 2024
Who owns Nevada's bridges
| State | 1,162 | 54.7% |
| City | 419 | 19.7% |
| County | 411 | 19.4% |
| Federal | 78 | 3.7% |
| Local | 46 | 2.2% |
| Private | 7 | 0.3% |
More Nevada facts
Total bridge length63 miles
Total deck area21,406,609 sq ft
Culverts counted as bridges907 (43%)
On the National Highway System982
Posted with load limits18
Closed to traffic2
Listed or eligible for the National Register11
Average daily traffic per bridge18,687 vehicles
Newest structure2025