NAWABSHAH:Aug 9 (INP) An oil tanker flipped over late Tuesday night here on the Qazi Ahmed National Highway, police officials said. The vehicle , which is said to have been carrying almost 60,000 litres of high-octane fuel, overturned while en route from Karachi to Lahore. The crash site was sealed right after rescue authorities arrived alongside a contingent of police. Rescue teams removed the spilt fuel from the road. Officials at the scene say the area was cleared for traffic after hectic efforts. Oil tanker incidents have been on the rise lately in Pakistan, with authorities conducting a mock exercise on GT Road in Peshawar earlier this month. INP/AH