Independent Engineer services for 4 laning of Maharastra / Karnataka Border –Sangareddy Section of NH-9 (from km 348.800 to km 493.00 of NH-9) in the states of Karnataka and Andhra Pradesh to be executed as BOT(Toll) on DBFOT basis under NHDP-phase-III (Package No. Kar/Phase –
III/IC-3/2011-12)