***Update at 1:50 pm; all of the westbound lanes on the 401 near Drumbo have reopened. *** The 401 westbound in the Drumbo area is expected to open around noon today. A transport truck jack-knifed this morning, at around 8AM, also spilling a huge amount of diesel fuel on the highway. An estimated 200-Litres of fuel leaked from the rig. A Brantford HAZMAT (hazardous materials) team is on scene cleaning up the mess. The scene is under the control of the OPP and Drumbo Fire Department. The 401 Westbound remains closed between Cedar Creek and Drumbo Roads, with Emergency Detour Routes in effect.