APPLICATION IN FORM - I FOR PRIOR ENVIRONMENTAL CLEARANCE IN RESPECT OF THE PROPOSED KHAIRAGURA OPENCAST EXPANSION COAL MINING PROJECT NEAR KHAIRAGURA VILLAGE, TIRIYANI MANDAL, ADILABAD DISTRICT, A.P. DEPARTMENT OF ENVIRONMENT THE SINGARENI COLLIERIES COMPANY LIMITED (A Government Company) KOTHAGUDEM COLLIERIES-507101 (A.P) JANUARY 2013