ZIP 38483 (Summertown, TN) truck route planning & crash data
Plan safer truck routes around ZIP 38483: commercial truck and garbage truck crashes here and in Lawrence 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
5 of 187 truck crashes since 2015.
Deadliest roads
How Lawrence County compares with Tennessee
Lawrence County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Lawrence County stands out
Full comparison
| Measure (2015–2025) | Lawrence County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 33.7 | 60.1 | 49.7 | 44% below the state |
| Deaths per 100 crashes | 6.4 | 3.9 | 3.4 | 1.6× the state |
| Injuries per crash | 0.49 | 0.48 | 0.49 | same |
| Garbage-truck share | 2.9% | 1.9% | 2.3% | 1.5× the state |
| On snow, slush or ice | 1.2% | 2.3% | 6.2% | 50% below the state |
| Morning rush (6–10 am) | 32.6% | 21.8% | 23.7% | 1.5× the state |
| In rain, sleet or snow | 7.0% | 14.9% | 13.8% | 53% below the state |
| Winter months (Nov–Mar) | 36.0% | 40.5% | 41.9% | 11% below the state |
| After dark | 10.5% | 25.9% | 24.8% | 60% below the state |
Lawrence County sits below Tennessee on crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow. It stands out for higher deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
Lawrence County at a glance: 1 in 34 crashes involve a garbage truck (5 since 2015), vs 1.9% across Tennessee.
Overview
Since 2015, 187 crashes involving commercial trucks have been reported in Lawrence County. They injured 94 people and killed 12.
In complete reporting years that works out to about one truck crash every 23 days.
When crashes happen
The worst month is May with 13.4% of truck crashes; the quietest is January at 3.7%.
Winter months (Nov–Mar) carry 36.0% of truck crashes, vs 40.5% for Tennessee.
By time of day, 8–9 am stands out with 11.2% of truck crashes.
Road surface: 1.2% of truck crashes were on snow, slush or ice (Tennessee: 2.3%).
Where crashes happen
The deadliest road for trucks within 10 miles of ZIP 38483 is US-43, with 4 fatal large-truck crashes since 2015. Next come US-412 (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 5 crashes, 2.7% of the total, against 1.9% across Tennessee.
Route planning tips for ZIP 38483 fleets
- Plan May schedules with more margin; it is the worst month for truck crashes in Lawrence County.
- Where you can, review stops along US-43; it has the most fatal large-truck crashes nearby.
- The morning rush (6–10 am) holds 32.6% of truck crashes here, more than Tennessee; adjust start times where you can.
- Use the free Route Planner to score your route and spot low bridges before drivers head out.
About the data
Crash counts come from the FMCSA crash file (police-reported crashes involving trucks over 10,000 lb); fatal-crash locations come from NHTSA FARS. Text on this page states only what these numbers show.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Lawrence County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-43 | 4 |
| US-412 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Lawrence County) |
|---|---|
| US-43 | 20 |
| SR-43N | 17 |
| N Locust Ave | 11 |
| US-64 | 10 |
| SR-64E | 8 |
| SR-43S | 7 |
| Lexington Hwy | 6 |
| Iron City Rd | 5 |
ZIP 38483 at a glance
| Population | 7,610 |
| Density | 29 per sq mi |
| Median household income | $61,293 |
| Median home value | $222,396 |
| Home ownership | 82% |
Waste facilities and haulers nearby
Historical data: truck crashes in Lawrence 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 | 10 | — | 1.0 |
| 2000s | 12 | +13% | 1.1 |
| 2010s | 13 | +11% | 0.9 |
| 2020s | 17 | +31% | 1.4 |
Reported truck crashes averaged 10 a year in the 1990s and 17 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 1.4 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 38483
How common are truck crashes in ZIP 38483?
Lawrence County has had 187 reported truck crashes since 2015, injuring 94 people and killing 12.
Which road has the most fatal truck crashes in ZIP 38483?
US-43 had 4 fatal crashes involving a large truck within 10 miles of ZIP 38483 since 2015, more than any other road.
Which month has the most truck crashes in ZIP 38483?
The worst month is May: 13.4% of truck crashes in Lawrence County happen then.
How many garbage truck accidents happen in ZIP 38483?
5 crashes involving garbage or refuse trucks have been reported in Lawrence County since 2015, 2.7% of all truck crashes.
How do truck crashes in ZIP 38483 compare with Tennessee?
Lawrence County records 33.7 truck crashes per 100,000 residents a year, against 60.1 across Tennessee.
What is the best way to plan truck routes in ZIP 38483?
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.