Two taken to the hospital, one with "substantial injuries" after two-vehicle crash on Highway 164

WAUKESHA COUNTY (WITI) -- Two people had to be taken to the hospital following a crash on State Highway 164 south of Riverview Drive in Waukesha County Thursday, April 16th -- one of them by Flight for Life.

It happened just after 9:00 a.m. Waukesha County Sheriff's deputies, along with members of the Lisbon and Sussex Fire Department responded to the scene of the crash.

It was determined the incident involved two vehicles -- both occupied by lone occupants. The occupants were both trapped within the vehicles, and had to be extricated.

An initial investigation determined a 23-year-old Merton man was travelling southbound on Highway 164 and it appears that he crossed the center line into northbound traffic.  A 47-year-old Delafield woman was travelling northbound when the vehicles collided.

The 23-year-old man was transported to the hospital via Flight for life after suffering substantial injuries.

The 47-year-old woman was transported by ambulance to Froedtert Hospital for treatment of her injuries.

The crash remains under investigation.