Interstate 40 westbound traffic has been reduced to one lane at Interstate 240 due to a collision this morning, and a second collision further east continues has added to the problem, the Oklahoma Highway Patrol reports.The original collision, shut down all but one westbound lane about 6:50 a.m., OHP reported.A second accident about 7 a.m., completely shut down westbound traffic at Peebly Road, trooper said.Motorists are advised to avoid the area if at all possible until the accidents are cleared.Read more on NewsOK.com