Graniteville, CA truck route planning & crash data
Plan safer truck routes in Graniteville: commercial truck and garbage truck crashes in Graniteville and Sierra County, dangerous roads, seasonality and route safety data for fleets. Patterns use Sierra County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 49 truck crashes since 2015.
Deadliest roads
How Sierra County compares with California
Sierra County against California and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Sierra County stands out
Full comparison
| Measure (2015–2025) | Sierra County | California | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 137.3 | 33.2 | 49.7 | 4.1× the state |
| Deaths per 100 crashes | 4.3 | 3.6 | 3.4 | 1.2× the state |
| Injuries per crash | 0.34 | 0.44 | 0.49 | 23% below the state |
| Garbage-truck share | 0.0% | 1.6% | 2.3% | 100% below the state |
| On snow, slush or ice | 17.0% | 0.9% | 6.2% | 18.3× the state |
| Morning rush (6–10 am) | 14.9% | 23.5% | 23.7% | 37% below the state |
| In rain, sleet or snow | 12.8% | 6.5% | 13.8% | 2.0× the state |
| Winter months (Nov–Mar) | 34.0% | 40.2% | 41.9% | 15% below the state |
| After dark | 25.5% | 29.1% | 24.8% | 12% below the state |
Sierra County has lower values than California for injuries per crash, garbage-truck share and morning rush (6–10 am). It runs above California on crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
What stands out in Sierra County: 17.0% on snowy, slushy or icy roads, against 0.9% across California.
Overview
Police reported 49 crashes involving commercial trucks in Sierra County since 2015: 17 people were injured and 2 were killed.
In complete reporting years that works out to about one truck crash every 85 days.
Only 0 truck crashes were reported in Graniteville since 2015; patterns below come from Sierra County as a whole.
When crashes happen
June has the most truck crashes, 16.3% of the yearly total, while March has the fewest (2.0%).
Winter months (Nov–Mar) carry 34.0% of truck crashes, vs 40.2% for California.
More truck crashes happen at 5–6 am than at any other hour (10.2%).
Snow, slush or ice was on the road in 17.0% of truck crashes, compared with 0.9% in California.
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of Graniteville since 2015: SR-20 (2). No single road stands out.
Garbage & waste trucks
FMCSA lists no garbage-truck crashes in Sierra County since 2015.
Route planning tips for Graniteville fleets
- Review driver schedules for June, the month with the most truck crashes.
- With 17.0% of truck crashes on snow, slush or ice (above California), plan winter equipment checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
This report uses the FMCSA crash file (reported crashes of trucks over 10,000 lb) and NHTSA FARS (fatal crashes). It reports the numbers without guessing at reasons.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Sierra County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| SR-20 | 2 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Sierra County) |
|---|---|
| Rt80/200Ft E Solano/Coco Co Line | 2 |
| I-80 | 1 |
| Jackson Meadows Rd/2.7M W Rt89 | 1 |
| Ridge Road | 1 |
| Rt 49 / 0.3 Miles South Of Loganville Lane | 1 |
| Rt 49/.1Mi S Of Loganville Ln | 1 |
| Rt 80/.6Mi W Of California Nevada Stateline | 1 |
| Rt 80/2.5Mi E Of Farad | 1 |
Graniteville at a glance
| Land area | 1.5 sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Sierra County since the 1990s
Combines the FMCSA crash file (all reported truck crashes, real coverage from about 1990) with NHTSA FARS (fatal crashes involving a large truck, 1982–2024).
| Decade | Truck crashes / yr | Change | Fatal crashes / yr (FARS) |
|---|---|---|---|
| 1990s | — | — | 0.1 |
| 2000s | 3 | — | 0.0 |
| 2010s | 4 | +35% | 0.2 |
| 2020s | 4 | -5% | 0.2 |
Reported truck crashes averaged 3 a year in the 2000s and 4 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.2 a year in 2016–19, 0.2 a year in 2020–24.
Nearby places
Questions fleets ask about Graniteville
How common are truck crashes in Graniteville?
Sierra County has had 49 reported truck crashes since 2015, injuring 17 people and killing 2.
What is the worst month for truck crashes in Graniteville?
June has the most truck crashes in Sierra County, 16.3% of the yearly total.
Are garbage truck crashes common in Graniteville?
0 crashes involving garbage or refuse trucks have been reported in Sierra County since 2015, 0.0% of all truck crashes.
What is the truck crash rate in Graniteville compared with California?
Sierra County records 137.3 truck crashes per 100,000 residents a year, against 33.2 across California.
What is the best way to plan truck routes in Graniteville?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.