11/30/2013 14:40 EST | Updated 01/30/2014 05:59 EST

20-car pileup shuts down Hwy 16 in Saskatchewan

RCMP officers are on the scene of a 20-car pileup that has closed a portion of Highway 16 near Maymont, Sask.

Police were called to the site of the crash Saturday morning.

An air ambulance was also on the scene, but most injuries are said to be minor. 

There's no word on what caused the crash, but police said it was very foggy on the highway and asked drivers to avoid the area if possible. 

Highway 16 is expected to be closed for several hours. 

Maymont is located about 92 kilometres northwest of Saskatoon.