ZIP 37315 (Collegedale, TN) truck route planning & crash data
Plan safer truck routes around ZIP 37315: commercial truck and garbage truck crashes here and in Hamilton 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
1.1 deaths per 100 garbage-truck crashes vs 2.6 for all trucks.
Deadliest roads
How Hamilton County compares with Tennessee
Hamilton County against Tennessee and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Hamilton County stands out
Full comparison
| Measure (2015–2025) | Hamilton County | Tennessee | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 69.5 | 60.1 | 49.7 | 1.2× the state |
| Deaths per 100 crashes | 2.6 | 3.9 | 3.4 | 33% below the state |
| Injuries per crash | 0.43 | 0.48 | 0.49 | 10% below the state |
| Garbage-truck share | 3.1% | 1.9% | 2.3% | 1.6× the state |
| On snow, slush or ice | 0.6% | 2.3% | 6.2% | 75% below the state |
| Morning rush (6–10 am) | 22.2% | 21.8% | 23.7% | same |
| In rain, sleet or snow | 18.4% | 14.9% | 13.8% | 1.2× the state |
| Winter months (Nov–Mar) | 38.7% | 40.5% | 41.9% | same |
| After dark | 23.1% | 25.9% | 24.8% | 11% below the state |
Hamilton County sits below Tennessee on deaths per 100 crashes, injuries per crash and on snow, slush or ice. It stands out for higher crashes per 100k residents / yr, garbage-truck share and in rain, sleet or snow.
What stands out in ZIP 37315: 3.5× change in fatal truck crashes a year within 10 miles of ZIP 37315 (1.2 → 4.4).
Overview
Hamilton County has recorded 3,122 truck crashes since 2015, with 1,345 people injured and 80 killed.
In complete reporting years that works out to about 1 truck crash a day.
When crashes happen
June has the most truck crashes, 9.5% of the yearly total, while January has the fewest (6.3%).
November through March accounts for 38.7% of truck crashes here, compared with 40.5% in Tennessee.
The busiest hour is 8–9 am, with 7.5% of truck crashes.
Road surface: 0.6% of truck crashes were on snow, slush or ice (Tennessee: 2.3%).
Where crashes happen
Within this area, I-75 had the most fatal crashes involving a large truck since 2015 (23). Next come CR-KLINGLER Ln (1), I-24 (1) and SR-153 (1).
Garbage & waste trucks
94 crashes involved a garbage or refuse truck, a 3.0% share (Tennessee: 1.9%).
The most garbage-truck crashes happen in June (13%).
Deaths per 100 garbage-truck crashes: 1.1, vs 2.6 for all truck crashes.
Route planning tips for ZIP 37315 fleets
- Build extra time into June routes: it has the most truck crashes here.
- Where you can, review stops along I-75; it has the most fatal large-truck crashes nearby.
- For residential and commercial waste routes, look again at June schedules: garbage-truck crashes peak then.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Hamilton County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-75 | 23 |
| CR-KLINGLER Ln | 1 |
| I-24 | 1 |
| SR-153 | 1 |
| SR-317 | 1 |
| SR-60 | 1 |
| SR-71 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Hamilton County) |
|---|---|
| I-24 | 625 |
| I-75 | 554 |
| SR-153 | 72 |
| Amnicola Hwy | 59 |
| Bonny Oaks Dr | 45 |
| SR-58 | 39 |
| SR-27 | 35 |
| Lee Hwy | 35 |
ZIP 37315 at a glance
| Population | 1,825 |
| Density | 5,560 per sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Hamilton 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 | 37 | — | 4.0 |
| 2000s | 131 | +253% | 4.5 |
| 2010s | 213 | +63% | 2.8 |
| 2020s | 282 | +32% | 6.8 |
Reported truck crashes averaged 37 a year in the 1990s and 282 a year in the 2020s. Reporting practices changed over time, so part of any change can come from reporting. NHTSA counts 3.5 fatal large-truck crashes a year in 2016–19 and 6.8 a year in 2020–24.
Nearby ZIP codes
Questions fleets ask about ZIP 37315
How many truck crashes happen in ZIP 37315?
Hamilton County has had 3,122 reported truck crashes since 2015, injuring 1,345 people and killing 80.
Where do fatal truck crashes happen most in ZIP 37315?
I-75 had 23 fatal crashes involving a large truck within 10 miles of ZIP 37315 since 2015, more than any other road.
When do most truck crashes happen in ZIP 37315?
June has the most truck crashes in Hamilton County, 9.5% of the yearly total.
How many garbage truck accidents happen in ZIP 37315?
Garbage trucks were involved in 94 reported crashes in Hamilton County since 2015 (3.0% of truck crashes).
How does ZIP 37315 compare with Tennessee for truck crashes?
Per 100,000 residents, Hamilton County has 69.5 truck crashes a year; Tennessee has 60.1.
What is the best way to plan truck routes in ZIP 37315?
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.