ZIP 37748 (Harriman, TN) truck route planning & crash data
Plan safer truck routes around ZIP 37748: commercial truck and garbage truck crashes here and in Roane 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
2 of 807 truck crashes since 2015.
Deadliest roads
How Roane County compares with Tennessee
Roane County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Roane County stands out
Full comparison
| Measure (2015–2025) | Roane County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 118.6 | 60.1 | 49.7 | 2.0× the state |
| Deaths per 100 crashes | 2.0 | 3.9 | 3.4 | 49% below the state |
| Injuries per crash | 0.38 | 0.48 | 0.49 | 21% below the state |
| Garbage-truck share | 0.1% | 1.9% | 2.3% | 93% below the state |
| On snow, slush or ice | 3.5% | 2.3% | 6.2% | 1.5× the state |
| Morning rush (6–10 am) | 18.1% | 21.8% | 23.7% | 17% below the state |
| In rain, sleet or snow | 19.2% | 14.9% | 13.8% | 1.3× the state |
| Winter months (Nov–Mar) | 40.5% | 40.5% | 41.9% | same |
| After dark | 31.5% | 25.9% | 24.8% | 1.2× the state |
Roane County has lower values than Tennessee for deaths per 100 crashes, injuries per crash and garbage-truck share. It runs above Tennessee on crashes per 100k residents / yr, on snow, slush or ice and in rain, sleet or snow.
The headline for Roane County: 1 in 714 garbage-truck share of crashes is 0.1%, against 1.9% for Tennessee.
Overview
Police reported 807 crashes involving commercial trucks in Roane County since 2015: 312 people were injured and 15 were killed.
In complete reporting years that works out to about one truck crash every 5 days.
When crashes happen
Truck crashes peak in October (11.2% of the year) and are lowest in December (5.9%).
The five winter months (November to March) hold 40.5% of truck crashes, against 40.5% across Tennessee.
The busiest hour is 2–3 pm, with 7.6% of truck crashes.
3.5% of truck crashes here happened on snow, slush or ice, against 2.3% across Tennessee.
Where crashes happen
I-40 leads within 10 miles of ZIP 37748 with 4 fatal crashes involving a large truck since 2015. It is followed by SR-58 (2), SR-62 (2) and US-27 (1).
Garbage & waste trucks
Garbage trucks account for 2 of the truck crashes here, or 0.2%, compared with 1.9% in Tennessee.
Route planning tips for ZIP 37748 fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Roane County.
- Check whether your routes use I-40, the road with the most fatal truck crashes in this area.
- Icy and snowy roads show up in 3.5% 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
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 Roane County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-40 | 4 |
| SR-58 | 2 |
| SR-62 | 2 |
| US-27 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Roane County) |
|---|---|
| I-40 | 625 |
| Decatur Hwy | 11 |
| Harriman Hwy | 10 |
| S Roane St | 9 |
| Gallaher Rd | 7 |
| Loudon Hwy | 6 |
| Roane State Hwy | 6 |
| Oakdale Hwy | 5 |
ZIP 37748 at a glance
| Population | 17,575 |
| Density | 64 per sq mi |
| Median household income | $64,883 |
| Median home value | $193,614 |
| Home ownership | 75% |
Waste facilities and haulers nearby
Historical data: truck crashes in Roane 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 | 22 | — | 1.0 |
| 2000s | 30 | +38% | 1.7 |
| 2010s | 48 | +61% | 1.1 |
| 2020s | 74 | +55% | 1.2 |
Reported truck crashes averaged 22 a year in the 1990s and 74 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 1.2 fatal large-truck crashes a year in 2016–19 and 1.2 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 37748
How many truck accidents are there in ZIP 37748?
Since 2015, 807 crashes involving commercial trucks were reported in Roane County (312 injured, 15 killed).
Where do fatal truck crashes happen most in ZIP 37748?
Since 2015, I-40 has had the most fatal large-truck crashes within 10 miles of ZIP 37748: 4.
Which month has the most truck crashes in ZIP 37748?
October has the most truck crashes in Roane County, 11.2% of the yearly total.
How many garbage truck crashes are there in ZIP 37748?
Garbage trucks were involved in 2 reported crashes in Roane County since 2015 (0.2% of truck crashes).
What is the truck crash rate in ZIP 37748 compared with Tennessee?
Per 100,000 residents, Roane County has 118.6 truck crashes a year; Tennessee has 60.1.
How can I plan a safer truck route in ZIP 37748?
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.