A truck crash in Des Moines is a Iowa claim: 2 years to file in most cases and modified comparative negligence (51% bar). Big Rig Lawyer connects people hurt here with attorneys licensed in Iowa; we are a referral service, not a local law office.
Harvest was on, and a grain truck pulled onto the interstate slower than you expected. Or you were a driver cutting through the Mixmaster when a car darted across three lanes. Des Moines is where Iowa's farm freight meets two interstates.

Driving Des Moines: what the roads are really like
The Mixmasters on both ends of the metro are the main pinch points. Lanes merge and split quickly, and drivers unfamiliar with the layout make sudden moves. Rush hour is shorter than in big cities, but it's intense around the interchanges.
Winter is the big factor. Blowing snow across open fields can create whiteouts on I-80 and I-35 outside the city, and ice builds on bridges. In fall, harvest traffic adds slow grain trucks and farm equipment to rural highways and on-ramps.
Where big rig wrecks cluster in Des Moines
- West "Mixmaster" (I-35/I-80 and I-235, West Des Moines). The two interstates and the city freeway meet with heavy weaving, and trucks cross lanes to reach their route.
- Northeast Mixmaster near Ankeny. Where I-35/I-80 and I-235 meet again, pulling in freight from the north side's warehouses and plants.
- I-80 west of the metro toward Adel. Open road with crosswinds, blowing snow and long-haul traffic between Omaha and the Quad Cities.
- US-65 beltway on the east side. Growing traffic around Altoona and Pleasant Hill, with trucks to warehouses and ag facilities.
The freight behind Des Moines truck traffic
Des Moines sits where I-35 and I-80 cross, so north-south and east-west freight both pass through. Local freight includes grain and farm goods from across central Iowa, John Deere equipment from the Ankeny plant, and big distribution centers around Ankeny and Altoona. Grain trucks and ethanol haulers pick up in harvest season, and livestock trailers run to and from the countryside.
Main truck routes: I-35 · I-80 · I-235 · US-65 · US-69.
If you were driving the truck
If you haul grain or ag freight, save your scale tickets and loading records. Overloaded or unevenly loaded trailers can be an issue after a crash, and who loaded it matters. Keep your ELD logs and dispatch messages. If a winter storm played a role, save any road condition alerts and messages. Get checked by a doctor, and talk with an attorney before giving any statement.
If a big rig hit your car
If a truck hit you in the Mixmaster, it may have been changing lanes with little warning. Photograph the truck's door, trailer and plates, and note which ramp you were on. If it was a grain truck, look for any farm or co-op name. Keep every medical record and bill, and ask for the report number.
Local moves that protect a Des Moines claim
- The Iowa State Patrol usually handles crashes on the interstates outside city limits. Inside Des Moines, West Des Moines or Ankeny, city police often respond, and the county sheriff covers unincorporated areas. Confirm the agency and report number at the scene.
- Iowa DOT cameras cover the metro interstates. Footage may not be kept long, so act quickly.
- Grain elevators keep scale tickets. If the truck just loaded, those records may show its weight.
- Note which Mixmaster you were at, west or northeast, and which ramp. It helps locate the crash.
Iowa rules still decide the case
Iowa bars recovery when the claimant's fault exceeds 50%, and reduces the award proportionally below that.
Read the full Iowa truck accident guide and the Iowa filing deadlines, or start a free case review.
Other Iowa metros
Sources
- Large Truck and Bus Crash Facts — Federal Motor Carrier Safety Administration
- SAFER Company Snapshot — carrier safety records — Federal Motor Carrier Safety Administration
Federal regulations and crash statistics are updated periodically. Figures cited on this page reflect the referenced publications at the time of writing; check the source for the current edition.