ZIP 57576 (Vivian, SD) truck route planning & crash data
Plan safer truck routes around ZIP 57576: commercial truck and garbage truck crashes here and in Lyman County, dangerous roads, seasonality and route safety data for fleets.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
0 of 139 truck crashes since 2015.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Lyman County compares with South Dakota
Lyman County against South Dakota and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Lyman County stands out
Full comparison
| Measure (2015–2025) | Lyman County | South Dakota | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 320.1 | 42.0 | 49.7 | 7.6× the state |
| Deaths per 100 crashes | 5.3 | 5.2 | 3.4 | same |
| Injuries per crash | 0.12 | 0.13 | 0.49 | 8% below the state |
| Garbage-truck share | 0.0% | 1.6% | 2.3% | 100% below the state |
| On snow, slush or ice | 40.5% | 28.6% | 6.2% | 1.4× the state |
| Morning rush (6–10 am) | 19.1% | 22.2% | 23.7% | 14% below the state |
| In rain, sleet or snow | 24.4% | 17.5% | 13.8% | 1.4× the state |
| Winter months (Nov–Mar) | 55.7% | 48.8% | 41.9% | 1.1× the state |
| After dark | 35.1% | 22.8% | 24.8% | 1.5× the state |
Lyman County has lower values than South Dakota for injuries per crash, garbage-truck share and morning rush (6–10 am). Where it is higher: crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow.
Lyman County at a glance: January the month with the most truck crashes: 20.1% of the year's total.
Overview
Since 2015, 139 crashes involving commercial trucks have been reported in Lyman County. They injured 25 people and killed 14.
Across the years with complete reporting, that is roughly one truck crash every 31 days.
When crashes happen
Truck crashes peak in January (20.1% of the year) and are lowest in February (3.6%).
Winter months (Nov–Mar) carry 55.7% of truck crashes, vs 48.8% for South Dakota.
The busiest hour is 8–9 am, with 7.9% of truck crashes.
Road surface: 40.5% of truck crashes were on snow, slush or ice (South Dakota: 28.6%).
Where crashes happen
NHTSA lists no located fatal large-truck crashes within 10 miles of ZIP 57576 since 2015.
Garbage & waste trucks
FMCSA lists no garbage-truck crashes in Lyman County since 2015.
Route planning tips for ZIP 57576 fleets
- Build extra time into January routes: it has the most truck crashes here.
- Icy and snowy roads show up in 40.5% of truck crashes here, more than South Dakota; schedule winter checks early.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Lyman County
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Lyman County) |
|---|---|
| I-90 | 89 |
| Sd Hwy 47 | 22 |
| US-83 | 10 |
| Sd Hwy 248 | 3 |
| 0.169 Miles W Of 324 Ave | 2 |
| Ave | 2 |
| Sd Hwy 273 | 2 |
| US-183 | 2 |
ZIP 57576 at a glance
| Population | 205 |
| Density | 0 per sq mi |
| Median household income | $100,208 |
| Home ownership | 95% |
Historical data: truck crashes in Lyman 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 | 7 | — | 0.4 |
| 2000s | 8 | +19% | 0.2 |
| 2010s | 9 | +18% | 0.3 |
| 2020s | 14 | +47% | 0.4 |
Reported truck crashes averaged 7 a year in the 1990s and 14 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 0.5 fatal large-truck crashes a year in 2016–19 and 0.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 57576
How many truck accidents are there in ZIP 57576?
Lyman County has had 139 reported truck crashes since 2015, injuring 25 people and killing 14.
When do most truck crashes happen in ZIP 57576?
The worst month is January: 20.1% of truck crashes in Lyman County happen then.
Are garbage truck crashes common in ZIP 57576?
0 crashes involving garbage or refuse trucks have been reported in Lyman County since 2015, 0.0% of all truck crashes.
How do truck crashes in ZIP 57576 compare with South Dakota?
Lyman County records 320.1 truck crashes per 100,000 residents a year, against 42.0 across South Dakota.
How can I plan a safer truck route in ZIP 57576?
The free Route Planner takes your stops and returns a route risk score, safer alternatives and low-bridge warnings.
2026 is a partial year. Updated October 2026.