A team of the Department of Town and Country Planning (DTCP) conducted a demolition drive in Gurugram's Farrukhnagar area where six illegal colonies were being developed over an area of around 18 acres, the officials said on Friday. Manish Yadav, district town planner (Enforcement), along with his team carried out a demolition drive in the area. DTCP officials claimed that these colonies were being developed illegally without prior permission from the concerned department. During the drive, the road network and 200 meters of boundary wall were demolished on Heli Mandi Road. “The enforcement team also demolished plinths, boundary walls and one upcoming structure spread over approximately 18 acres," the officials said. Hundreds of policemen were present at the spot to deal with any untoward incident.