NHAI has called bids for the Construction and Operation of Wayside Amenities at km 47+100 (LHS) of Hosur - Krishnagiri Section of NH 7, Perandapalli, Krishnagiri, Tamil Nadu under BOT Mode (Build, Operate, Transfer) (Package No: WSA/TN/Phase 1/NH 44/351). The project is estimated to cost Rs 12.83 crore.