MILWAUKEE (CBS 58) --- Northbound I-43 was shut down at Capitol Drive due to a crash with ten cars, involving a semi truck around 8 a.m. Sunday, Dec. 27.

All lanes reopened around 11 a.m. 

This wasn't the only crash that caused closures and major back ups Sunday. 

Due to slippery conditions and vehicles driving too fast, Milwaukee County Sheriff's Department said they responded to 20 property damage crashes, 11 personal injury crashes, and three disabled vehicles between 6 a.m. and 12 p.m. 

MCSO responded to 20 property damage crashes, 11 personal injury crashes & 3 disabled vehicles between 6:00 a.m. and Noon due to slippery roads and motorists driving too fast. Many of the crashes involved multiple vehicles. The incident on I-43

— Milwaukee County Sheriff's Office (@MCSOSheriff) December 27, 2020

MCSO said early Sunday morning that extremely icy road conditions were causing several crashes. The day begun with a freeway shutdown from Howard to Mitchell on I-43 northbound. MCSO warned motorists of slippery overpasses and to use caution on the freeway.

Around 8 a.m. major traffic began due to a crash on I-43 from Marquette Interchange North to Hampton, MCSO tweeted.

Nearly 40 minutes later, ice-related crashes continued in major areas of the freeway system, including I-894 between the Zoo and Mitchell Interchanges.