Dulac, LA truck route planning & crash data
Plan safer truck routes in Dulac: commercial truck and garbage truck crashes in Dulac and Terrebonne Parish, dangerous roads, seasonality and route safety data for fleets. Patterns use Terrebonne Parish numbers.
Where fatal truck crashes happened
Risk scorecard
Key findings
Snapshot
Crashes by month
Garbage trucks vs all trucks
7.7 deaths per 100 garbage-truck crashes vs 2.3 for all trucks.
Deadliest roads
No fatal large-truck crashes with a road name recorded here since 2015.
How Terrebonne Parish compares with Louisiana
Terrebonne Parish against Louisiana and the US, 2015–2025 (years with complete crash reporting). Per-resident rates make big and small places comparable.
Where Terrebonne Parish stands out
Full comparison
| Measure (2015–2025) | Terrebonne Parish | Louisiana | United States | vs state |
|---|---|---|---|---|
| Crashes per 100k residents / yr | 53.6 | 81.5 | 49.7 | 34% below the state |
| Deaths per 100 crashes | 2.3 | 3.0 | 3.4 | 23% below the state |
| Injuries per crash | 0.84 | 0.77 | 0.49 | 1.1× the state |
| Garbage-truck share | 6.4% | 2.2% | 2.3% | 2.9× the state |
| On snow, slush or ice | 0.3% | 0.8% | 6.2% | 56% below the state |
| Morning rush (6–10 am) | 27.5% | 23.6% | 23.7% | 1.2× the state |
| In rain, sleet or snow | 9.8% | 10.5% | 13.8% | same |
| Winter months (Nov–Mar) | 35.9% | 40.3% | 41.9% | 11% below the state |
| After dark | 11.6% | 23.9% | 24.8% | 51% below the state |
Terrebonne Parish has lower values than Louisiana for crashes per 100k residents / yr, deaths per 100 crashes and on snow, slush or ice. Where it is higher: injuries per crash, garbage-truck share and morning rush (6–10 am).
The headline for Terrebonne Parish: 1 in 16 crashes involve a garbage truck (40 since 2015), vs 2.2% across Louisiana.
Overview
Terrebonne Parish has recorded 649 truck crashes since 2015, with 525 people injured and 14 killed.
Across the years with complete reporting, that is roughly one truck crash every 7 days.
Dulac had 0 reported truck crashes since 2015, too few for reliable patterns, so the charts and findings on this page use Terrebonne Parish numbers.
When crashes happen
The worst month is July with 11.4% of truck crashes; the quietest is April at 5.9%.
Winter months (Nov–Mar) carry 35.9% of truck crashes, vs 40.3% for Louisiana.
The busiest hour is 2–3 pm, with 9.9% of truck crashes.
0.3% of truck crashes here happened on snow, slush or ice, against 0.8% across Louisiana.
Where crashes happen
Since 2015, no fatal large-truck crashes with a location were recorded within 10 miles of Dulac.
Garbage & waste trucks
40 crashes involved a garbage or refuse truck, a 6.2% share (Louisiana: 2.2%).
Their busiest month is August, with 15% of garbage-truck crashes.
Deaths per 100 garbage-truck crashes: 7.7, vs 2.3 for all truck crashes.
Route planning tips for Dulac fleets
- Plan July schedules with more margin; it is the worst month for truck crashes in Terrebonne Parish.
- Waste haulers: August is the peak month for garbage-truck crashes in Terrebonne Parish.
- 27.5% of truck crashes happen between 6 and 10 am, above Louisiana; consider earlier or later starts where possible.
- 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 Terrebonne Parish
By hour of day
Most dangerous roads for trucks
No fatal crashes involving a large truck with a road name were recorded within 10 miles since 2015.
Roads named most in all truck crash reports
| Road | Truck crashes since 2015 (Terrebonne Parish) |
|---|---|
| La-24 | 146 |
| US-90 | 67 |
| La-57 | 54 |
| La-182 | 47 |
| La-311 | 46 |
| La-3040 | 40 |
| La-20 | 34 |
| La-56 | 28 |
Dulac at a glance
| Land area | 16.0 sq mi |
| Median household income (ZIP 70353) | $35,500 |
| Median home value (ZIP 70353) | $107,088 |
Waste facilities and haulers nearby
Historical data: truck crashes in Terrebonne Parish 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 | 33 | — | 1.5 |
| 2000s | 49 | +48% | 1.0 |
| 2010s | 65 | +34% | 0.6 |
| 2020s | 56 | -15% | 1.2 |
In the 1990s about 33 truck crashes a year were reported; in the 2020s, about 56. Reporting coverage also changed between these periods. Fatal large-truck crashes: 0.8 a year in 2016–19, 1.2 a year in 2020–24.
Nearby places
Questions fleets ask about Dulac
How common are truck crashes in Dulac?
649 truck crashes have been reported in Terrebonne Parish since 2015, with 14 deaths and 525 injuries.
What is the worst month for truck crashes in Dulac?
Truck crashes in Terrebonne Parish peak in July, with 11.4% of the year's crashes.
How many garbage truck accidents happen in Dulac?
40 crashes involving garbage or refuse trucks have been reported in Terrebonne Parish since 2015, 6.2% of all truck crashes.
How do truck crashes in Dulac compare with Louisiana?
Terrebonne Parish records 53.6 truck crashes per 100,000 residents a year, against 81.5 across Louisiana.
How can I plan a safer truck route in Dulac?
Use the free Route Planner: enter your stops to get a risk score, safer alternatives and the low bridges on your route.
2026 is a partial year. Updated October 2026.