Update as of 7 pm, Thursday: Traffic has re-opened in both directions but is still moving slow on both Northbound and Southbound I-475 near Milepost 10.
Traffic along US-23/I-475 in Springfield Township was brought to a stand-still Thursday afternoon after a car vs. semi crash.
The crash occurred on wet roadway, in the southbound lanes of US-23/I-475, just north of Airport Hwy. At least one semi tractor-trailer and a sedan were involved in the crash. The trailer overturned in the median and came to rest partially in the shoulder of northbound lanes.
Southbound lanes of the highway, along with one northbound lane, were closed to emergency vehicles.
Authorities say there are critical injuries.
Motorists are being redirected to Airport Highway. Drivers are advised to avoid the area due to traffic back-ups.