ZIP 37394 (Viola, TN) truck route planning & crash data
Plan safer truck routes around ZIP 37394: commercial truck and garbage truck crashes here and in Warren 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
3 of 119 truck crashes since 2015.
Deadliest roads
How Warren County compares with Tennessee
Warren County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Warren County stands out
Full comparison
| Measure (2015–2025) | Warren County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 23.8 | 60.1 | 49.7 | 60% below the state |
| Deaths per 100 crashes | 16.7 | 3.9 | 3.4 | 4.3× the state |
| Injuries per crash | 0.68 | 0.48 | 0.49 | 1.4× the state |
| Garbage-truck share | 2.6% | 1.9% | 2.3% | 1.4× the state |
| On snow, slush or ice | 1.8% | 2.3% | 6.2% | 25% below the state |
| Morning rush (6–10 am) | 21.9% | 21.8% | 23.7% | same |
| In rain, sleet or snow | 13.2% | 14.9% | 13.8% | 12% below the state |
| Winter months (Nov–Mar) | 42.1% | 40.5% | 41.9% | same |
| After dark | 17.5% | 25.9% | 24.8% | 32% below the state |
Warren County has lower values than Tennessee for crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow. It runs above Tennessee on deaths per 100 crashes, injuries per crash and garbage-truck share.
The headline for Warren County: 16.7 deaths per 100 truck crashes, vs 3.9 in Tennessee.
Overview
Since 2015, 119 crashes involving commercial trucks have been reported in Warren County. They injured 82 people and killed 19.
Across the years with complete reporting, that is roughly one truck crash every 35 days.
When crashes happen
October has the most truck crashes, 15.1% of the yearly total, while April has the fewest (4.2%).
The five winter months (November to March) hold 42.1% of truck crashes, against 40.5% across Tennessee.
More truck crashes happen at 10–11 am than at any other hour (10.1%).
Road surface: 1.8% of truck crashes were on snow, slush or ice (Tennessee: 2.3%).
Where crashes happen
Roads with fatal crashes involving a large truck within 10 miles of ZIP 37394 since 2015: CR-MT View Industrial Dr (1) and CR-WHEELER Rd (1). No single road stands out.
Garbage & waste trucks
Garbage and refuse trucks were involved in 3 crashes, 2.5% of the total, against 1.9% across Tennessee.
Route planning tips for ZIP 37394 fleets
- Review driver schedules for October, the month with the most truck crashes.
- 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 Warren County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| CR-MT View Industrial Dr | 1 |
| CR-WHEELER Rd | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Warren County) |
|---|---|
| Manchester Hwy | 14 |
| Smithville Hwy | 8 |
| US-70S | 7 |
| Sparta Hwy | 7 |
| Harrison Ferry Rd | 7 |
| Tn-55 | 6 |
| Senator Jerry Cooper Hwy | 5 |
| Shelbyville Rd | 5 |
ZIP 37394 at a glance
| Population | 114 |
| Density | 307 per sq mi |
| Median household income | $48,523 |
| Median home value | $254,500 |
| Home ownership | 94% |
Waste facilities and haulers nearby
Historical data: truck crashes in Warren 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 | 9 | — | 0.6 |
| 2000s | 9 | +0% | 1.2 |
| 2010s | 9 | +4% | 0.9 |
| 2020s | 10 | +5% | 0.6 |
Reported truck crashes averaged 9 a year in the 1990s and 10 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 2.0 fatal large-truck crashes a year in 2016–19 and 0.6 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 37394
How many truck crashes happen in ZIP 37394?
Warren County has had 119 reported truck crashes since 2015, injuring 82 people and killing 19.
Which month has the most truck crashes in ZIP 37394?
October has the most truck crashes in Warren County, 15.1% of the yearly total.
How many garbage truck accidents happen in ZIP 37394?
Garbage trucks were involved in 3 reported crashes in Warren County since 2015 (2.5% of truck crashes).
What is the truck crash rate in ZIP 37394 compared with Tennessee?
The yearly rate is 23.8 truck crashes per 100,000 residents in Warren County, vs 60.1 for Tennessee.
What is the best way to plan truck routes in ZIP 37394?
Paste your stops into the free CurbWaste Route Planner: it scores your route against fatal-crash locations, suggests safer alternatives and flags low bridges.
2026 is a partial year. Updated October 2026.