OKLAHOMA CITY, Okla. (KFOR) -The northbound I-35 off-ramp to eastbound I-40 is closed and eastbound I-40 is narrowed at Eastern Ave. due to a Sunday afternoon crash. The Oklahoma Department of Transportation said that crews anticipate the closure to last a few hours. The crash happened around 2 p.m. and involved several vehicles including a Semi which rolled over. Officials said that drivers should avoid the area and locate an alternate route. They said that notice will be sent when lanes reopen. It's unknown if there were any serious injuries. The article will be updated as more information comes in.