An overturned dump truck caused the westbound lanes of WIS 16 at WIS 71 to close for a couple hours near Sparta Wednesday morning.

The incident happened at about 7:50 a.m. It was hauling crushed blacktop.

Authorities say the driver went through a stop sign and tried making a curve. He was going too fast and tipped over.

No one was injured and the dump truck did not hit any other vehicles. The scene was cleared and all lanes opened at about 10:30 a.m.