UPDATE: Northbound 270 is now open.
ST. LOUIS – Four left lanes of 270 northbound are closed before I-64 due to an accident, according to MoDOT.
Motorists should use an alternate route.
MoDOT originally said the estimated clearance time was 11:50 a.m. They sent out an updated tweet saying the estimated clearance time is now 12:50 p.m.
FOX 2 will continue to update this story with more information as it becomes available.