Tucson Mountains, AZ truck route planning & crash data
Plan safer truck routes in Tucson Mountains: commercial truck and garbage truck crashes in Tucson Mountains and Pima County, dangerous roads, seasonality and route safety data for fleets. Patterns use Pima County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
9.8 deaths per 100 garbage-truck crashes vs 6.7 for all trucks.
Deadliest roads
How Pima County compares with Arizona
Pima County against Arizona and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Pima County stands out
Full comparison
| Measure (2015–2025) | Pima County | Arizona | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 18.5 | 35.9 | 49.7 | 48% below the state |
| Deaths per 100 crashes | 6.7 | 5.2 | 3.4 | 1.3× the state |
| Injuries per crash | 0.17 | 0.19 | 0.49 | 11% below the state |
| Garbage-truck share | 1.9% | 1.6% | 2.3% | 1.2× the state |
| On snow, slush or ice | 0.4% | 3.2% | 6.2% | 87% below the state |
| Morning rush (6–10 am) | 25.1% | 22.6% | 23.7% | 1.1× the state |
| In rain, sleet or snow | 4.9% | 5.3% | 13.8% | 8% below the state |
| Winter months (Nov–Mar) | 44.3% | 42.1% | 41.9% | same |
| After dark | 25.3% | 30.0% | 24.8% | 16% below the state |
Pima County has lower values than Arizona for crashes per 100k residents / yr, injuries per crash and on snow, slush or ice. It stands out for higher deaths per 100 crashes, garbage-truck share and morning rush (6–10 am).
The headline for Pima County: 0.4% on snowy, slushy or icy roads, against 3.2% across Arizona.
Overview
Pima County has recorded 2,337 truck crashes since 2015, with 429 people injured and 151 killed.
Across the years with complete reporting, that is roughly one truck crash every 2 days.
With 0 truck crashes reported in Tucson Mountains since 2015, this page uses Pima County numbers for its patterns and comparisons.
When crashes happen
Truck crashes peak in February (9.5% of the year) and are lowest in April (7.4%).
Winter months (Nov–Mar) carry 44.3% of truck crashes, vs 42.1% for Arizona.
The busiest hour is 8–9 am, with 7.3% of truck crashes.
0.4% of truck crashes here happened on snow, slush or ice, against 3.2% across Arizona.
Where crashes happen
Within this area, I-10 had the most fatal crashes involving a large truck since 2015 (15). After it: Ruthrauff Rd (2), 36th St (1) and Benson Hwy (1).
Garbage & waste trucks
Garbage and refuse trucks were involved in 46 crashes, 2.0% of the total, against 1.6% across Arizona.
The most garbage-truck crashes happen in April (17%).
Per 100 crashes, garbage trucks recorded 9.8 deaths compared with 6.7 for all trucks.
Route planning tips for Tucson Mountains fleets
- Plan February schedules with more margin; it is the worst month for truck crashes in Pima County.
- Check whether your routes use I-10, the road with the most fatal truck crashes in this area.
- Waste haulers: April is the peak month for garbage-truck crashes in Pima County.
- Morning starts matter: 25.1% of truck crashes fall between 6 and 10 am, higher than Arizona.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
About the data
Sources: the FMCSA crash file for all reported truck crashes and NHTSA FARS for fatal crashes with a large truck. Every statement here comes straight from those numbers.
Truck crashes by year: all trucks vs garbage trucks
Seasonality: when trucks crash in Pima County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| I-10 | 15 |
| Ruthrauff Rd | 2 |
| 36th St | 1 |
| Benson Hwy | 1 |
| Broadway Blvd | 1 |
| CR-FLOWING Wells Rd | 1 |
| Campbell Ave | 1 |
| Fairview Ave | 1 |
| Grant Rd | 1 |
| I-19 | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Pima County) |
|---|---|
| I-10 Noncard@M264 | 36 |
| I-10 Noncard@M262 | 24 |
| I-10 Noncard@M255 | 22 |
| I-10 Noncard@M253 | 19 |
| I-10 Noncard@M252 | 18 |
| I-10 Noncard@M257 | 15 |
| I-10 Noncard@M268 | 14 |
| I-10 Noncard@M267 | 12 |
Tucson Mountains at a glance
| Land area | 26.3 sq mi |
| Median household income (ZIP 85745) | $71,348 |
| Median home value (ZIP 85745) | $339,802 |
Waste facilities and haulers nearby
Historical data: truck crashes in Pima 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 | 29 | — | 6.5 |
| 2000s | 173 | +494% | 7.4 |
| 2010s | 101 | -42% | 7.3 |
| 2020s | 199 | +97% | 12.4 |
From the 1990s to the 2020s, yearly reported truck crashes went from 29 to 199. Some of the change may reflect how crashes were reported. NHTSA counts 7.2 fatal large-truck crashes a year in 2016–19 and 12.4 a year in 2020–24.
Nearby places
Questions fleets ask about Tucson Mountains
How many truck accidents are there in Tucson Mountains?
Pima County has had 2,337 reported truck crashes since 2015, injuring 429 people and killing 151.
Where do fatal truck crashes happen most in Tucson Mountains?
I-10 had 15 fatal crashes involving a large truck within 10 miles of Tucson Mountains since 2015, more than any other road.
When do most truck crashes happen in Tucson Mountains?
February has the most truck crashes in Pima County, 9.5% of the yearly total.
How many garbage truck accidents happen in Tucson Mountains?
Garbage trucks were involved in 46 reported crashes in Pima County since 2015 (2.0% of truck crashes).
What is the truck crash rate in Tucson Mountains compared with Arizona?
Per 100,000 residents, Pima County has 18.5 truck crashes a year; Arizona has 35.9.
How can I plan a safer truck route in Tucson Mountains?
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.