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Kristin Murphy, Deseret News
Crews build jumps at berms to prepare for this weekend's AMSOIL Arenacross event at EnergySolutions Arena in Salt Lake City on Thursday, March 27, 2014.

SALT LAKE CITY — Crews spent Thursday turning the Utah Jazz's home court into a motocross course.

About 170 truckloads of dirt were dumped onto the floor of EnergySolutions Arena in preparation for this weekend’s AMSOIL Arenacross race in Salt Lake City, the 12th and final round of the 2014 season.