NDHP – On August 13 at 6:13pm a 2013 Kenworth semi pulling a side dump trailer loaded with scoria was
driving north on 142nd Ave NW near 17th Street NW in McKenzie County. The Kenworth left the roadway and began to enter the east ditch. Gravley began to overcorrect in an attempt to keep the Kenworth on the roadway. The Kenworth driven overturned and came to rest on its roof in the east ditch of 142nd Ave NW. The driver, Conner Gravley, 29-year-old male, El Paso, TX, was seriously injured. Gravley was transported to the McKenzie County Health in Watford City and later flown to Trinity Health in Minot.

The crash remains under investigation by the NDHP.