A massive eviction drive to clear 149 hectares of encroached land in Paikan Reserve Forest in Assam's Goalpara began on Saturday as per high court order. "About 2,070 concrete structures need to be dismantled...We had given notice twice," DFO Tejash Mariswami said. DC Khanindra Choudhury added that 95% of alleged illegal settlers had already vacated and dismantled their homes voluntarily.