Grade I construction (TCVN5729-2012), design speed phase 1: 80Km/h
                                                                Length of Section: 14.06km.
                                                                The cross section has 4 lanes with roadbed width = 17.0m
                                                                Vehicle lanes: 4x3.5= 14.0m
                                                                Outer safety strips: 2x0.25 = 0.5m
                                                                Median and inner safety strip: (0.5 + 2x0.5) = 1.5m
                                                                Road shoulders: 2x0.5 = 1.0m
                                                                Main line bridges: 11 bridges (8 newly constructed, 3 expanded)
                                                                Overpasses: 04 
                                                                Tunnels on the main route: 01 Deo But tunnel
                                                                BridgeS in intersection: 01 bridge.
                                                                Joint venture of Son Hai Group Co., Ltd. - Vietnam Import-Export and Construction Joint Stock Corporation - Joint Stock Company 484 - 368 Construction Joint Stock Company -  Hoa Binh 479 Joint Stock Company