What:    Two-vehicle fatal crash
Where:  I-90 at mile marker 54, 2 miles west of Rapid City, SD
When:   7:30 a.m., Tuesday, October 21, 2025

Driver 1: 43-year-old male from Rapid City, SD, fatal injuries
Vehicle 1: 2019 Chevrolet Silverado

Seat Belt Used: Yes

Driver 2: 43-year-old male from Box Elder, SD, life-threatening injuries
Vehicle 2: 2022 International Truck-Tractor

Seat Belt Used: Yes

Pennington County, S.D.- A Rapid City, South Dakota man died following a two-vehicle crash Tuesday morning near Rapid City.

Names of the those involved have not been released pending notification of family members.

Preliminary crash information indicates the driver of a 2022 International Truck-Tractor was traveling eastbound on I-90 near mile marker 54. At the same time, the driver of a 2019 Chevrolet Silverado was traveling westbound at the same location when he crossed the median and struck the International Truck-Tractor. The I-90 eastbound lanes shut down at approximately 7:30 a.m. At 10:15 a.m., the passing eastbound lane reopened to traffic.

The driver of the Chevrolet died from his injuries. The driver of the International Truck-Tractor was transported to a local hospital with life-threatening injuries.

All information released is preliminary.

The Highway Patrol is an agency of the South Dakota Department of Public Safety.

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Note: Records of state-reportable crashes are now available at http://www.safesd.gov/  Records should be available about 10 days after the investigation is complete.