NELLORE: Surveys are being conducted by the National Highways Authority of India (NHAI), to construct flyovers and underpasses on National Highway-16 (Chennai-Kolkatta) in Nellore to minimise road accidents. According to the authorities, the flyovers/underpass will come up at Golgamudi junction, Chintareddypalem junction and at Bujabuja Nellore.