ZIP 37151 (Riddleton, TN) truck route planning & crash data
Plan safer truck routes around ZIP 37151: commercial truck and garbage truck crashes here and in Smith 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
4 of 421 truck crashes since 2015.
Deadliest roads
How Smith County compares with Tennessee
Smith County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Smith County stands out
Full comparison
| Measure (2015–2025) | Smith County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 175.8 | 60.1 | 49.7 | 2.9× the state |
| Deaths per 100 crashes | 6.0 | 3.9 | 3.4 | 1.5× the state |
| Injuries per crash | 0.45 | 0.48 | 0.49 | same |
| Garbage-truck share | 1.0% | 1.9% | 2.3% | 48% below the state |
| On snow, slush or ice | 4.5% | 2.3% | 6.2% | 1.9× the state |
| Morning rush (6–10 am) | 19.1% | 21.8% | 23.7% | 12% below the state |
| In rain, sleet or snow | 18.7% | 14.9% | 13.8% | 1.2× the state |
| Winter months (Nov–Mar) | 43.3% | 40.5% | 41.9% | same |
| After dark | 36.6% | 25.9% | 24.8% | 1.4× the state |
Compared with Tennessee, Smith County is lower on garbage-truck share and morning rush (6–10 am). It stands out for higher crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice.
The headline for Smith County: 4.5% of truck crashes happened on snow, slush or ice, vs 2.3% in Tennessee.
Overview
Police reported 421 crashes involving commercial trucks in Smith County since 2015: 193 people were injured and 24 were killed.
In complete reporting years that works out to about one truck crash every 10 days.
When crashes happen
The worst month is February with 10.5% of truck crashes; the quietest is November at 5.9%.
The five winter months (November to March) hold 43.3% of truck crashes, against 40.5% across Tennessee.
More truck crashes happen at 7–8 am than at any other hour (6.9%).
Snow, slush or ice was on the road in 4.5% of truck crashes, compared with 2.3% in Tennessee.
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 37151 is I-40, with 4 fatal large-truck crashes since 2015. Next come SR-10 (2) and US-70N (1).
Garbage & waste trucks
4 crashes involved a garbage or refuse truck, a 1.0% share (Tennessee: 1.9%).
Route planning tips for ZIP 37151 fleets
- Plan February schedules with more margin; it is the worst month for truck crashes in Smith County.
- Look at alternatives to I-40 at busy times: it leads this area in fatal truck crashes.
- Icy and snowy roads show up in 4.5% of truck crashes here, more than Tennessee; schedule winter 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 Smith County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-40 | 4 |
| SR-10 | 2 |
| US-70N | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Smith County) |
|---|---|
| I-40 | 331 |
| Gordonsville Hwy | 12 |
| Exit Ramp 254 | 7 |
| Dixon Springs Hwy | 6 |
| Cookeville Hwy | 5 |
| Grant Hwy | 4 |
| Lebanon Hwy | 4 |
| Alexandria Hwy | 3 |
ZIP 37151 at a glance
| Population | 457 |
| Density | 10 per sq mi |
| Median household income | $102,168 |
| Median home value | $329,512 |
| Home ownership | 100% |
Waste facilities and haulers nearby
Historical data: truck crashes in Smith 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 | 11 | — | 0.6 |
| 2000s | 16 | +53% | 0.6 |
| 2010s | 26 | +60% | 1.2 |
| 2020s | 42 | +61% | 1.0 |
Reported truck crashes averaged 11 a year in the 1990s and 42 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. Fatal large-truck crashes: 0.8 a year in 2016–19, 1.0 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 37151
How many truck accidents are there in ZIP 37151?
421 truck crashes have been reported in Smith County since 2015, with 24 deaths and 193 injuries.
Which road has the most fatal truck crashes in ZIP 37151?
Since 2015, I-40 has had the most fatal large-truck crashes within 10 miles of ZIP 37151: 4.
What is the worst month for truck crashes in ZIP 37151?
The worst month is February: 10.5% of truck crashes in Smith County happen then.
Are garbage truck crashes common in ZIP 37151?
Garbage trucks were involved in 4 reported crashes in Smith County since 2015 (1.0% of truck crashes).
How do truck crashes in ZIP 37151 compare with Tennessee?
Smith County records 175.8 truck crashes per 100,000 residents a year, against 60.1 across Tennessee.
What is the best way to plan truck routes in ZIP 37151?
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.