Grissom AFB, IN truck route planning & crash data
Plan safer truck routes in Grissom AFB: commercial truck and garbage truck crashes in Grissom AFB and Miami County, dangerous roads, seasonality and route safety data for fleets. Patterns use Miami County numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
11 of 358 truck crashes since 2015.
Deadliest roads
How Miami County compares with Indiana
Miami County against Indiana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Miami County stands out
Full comparison
| Measure (2015–2025) | Miami County | Indiana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 84.7 | 80.8 | 49.7 | same |
| Deaths per 100 crashes | 3.3 | 2.9 | 3.4 | 1.1× the state |
| Injuries per crash | 0.39 | 0.36 | 0.49 | 1.1× the state |
| Garbage-truck share | 3.3% | 2.4% | 2.3% | 1.4× the state |
| On snow, slush or ice | 11.8% | 10.6% | 6.2% | 1.1× the state |
| Morning rush (6–10 am) | 20.8% | 22.4% | 23.7% | 7% below the state |
| In rain, sleet or snow | 13.6% | 17.4% | 13.8% | 22% below the state |
| Winter months (Nov–Mar) | 41.3% | 42.7% | 41.9% | same |
| After dark | 31.6% | 32.0% | 24.8% | same |
Miami County has lower values than Indiana for morning rush (6–10 am) and in rain, sleet or snow. Where it is higher: deaths per 100 crashes, injuries per crash and garbage-truck share.
Grissom AFB at a glance: US-31 deadliest road: 7 fatal truck crashes within 10 miles of Grissom AFB since 2015.
Overview
Since 2015, 358 crashes involving commercial trucks have been reported in Miami County. They injured 142 people and killed 11.
That averages about one truck crash every 12 days in fully reported years.
Grissom AFB had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Miami County numbers.
When crashes happen
Truck crashes peak in October (12.8% of the year) and are lowest in August (5.0%).
The five winter months (November to March) hold 41.3% of truck crashes, against 42.7% across Indiana.
More truck crashes happen at 3–4 pm than at any other hour (7.5%).
Snow, slush or ice was on the road in 11.8% of truck crashes, compared with 10.6% in Indiana.
Where crashes happen
US-31 leads within 10 miles of Grissom AFB with 7 fatal crashes involving a large truck since 2015. It is followed by US-24 (5), Us- 31 (3) and US-31N (2).
Garbage & waste trucks
Garbage trucks account for 11 of the truck crashes here, or 3.1%, compared with 2.4% in Indiana.
Route planning tips for Grissom AFB fleets
- Plan October schedules with more margin; it is the worst month for truck crashes in Miami County.
- Check whether your routes use US-31, the road with the most fatal truck crashes in this area.
- Icy and snowy roads show up in 11.8% of truck crashes here, more than Indiana; schedule winter checks early.
- Paste your stops into the free Route Planner to see the risk score, safer alternatives and low bridges.
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 Miami County
By hour of day
Most dangerous roads for trucks
| Road | Fatal truck crashes since 2015 (within 10 miles) |
|---|---|
| US-31 | 7 |
| US-24 | 5 |
| Us- 31 | 3 |
| US-31N | 2 |
| Us- 35 | 2 |
| SR-35N | 1 |
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Miami County) |
|---|---|
| US-31 | 114 |
| US-31S | 35 |
| US-31N | 32 |
| US-24 | 21 |
| SR-19 | 12 |
| S Us Hwy 31 | 10 |
| SR-18 | 7 |
| Broadway | 5 |
Grissom AFB at a glance
| Land area | 4.0 sq mi |
Waste facilities and haulers nearby
Historical data: truck crashes in Miami 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 | 14 | — | 0.9 |
| 2000s | 22 | +61% | 0.6 |
| 2010s | 25 | +15% | 1.6 |
| 2020s | 30 | +20% | 0.4 |
From the 1990s to the 2020s, yearly reported truck crashes went from 14 to 30. Some of the change may reflect how crashes were reported. Fatal crashes involving a large truck averaged 1.8 a year in 2016–19 and 0.4 a year in 2020–24.
Nearby places
Questions fleets ask about Grissom AFB
How many truck crashes happen in Grissom AFB?
358 truck crashes have been reported in Miami County since 2015, with 11 deaths and 142 injuries.
Which road has the most fatal truck crashes in Grissom AFB?
NHTSA data shows US-31 with 7 fatal large-truck crashes within 10 miles of Grissom AFB since 2015, the highest of any road.
When do most truck crashes happen in Grissom AFB?
The worst month is October: 12.8% of truck crashes in Miami County happen then.
Are garbage truck crashes common in Grissom AFB?
Since 2015, Miami County has reported 11 garbage-truck crashes, or 3.1% of its truck crashes.
How do truck crashes in Grissom AFB compare with Indiana?
Per 100,000 residents, Miami County has 84.7 truck crashes a year; Indiana has 80.8.
How can I plan a safer truck route in Grissom AFB?
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.