KATHMANDU: A six-year-old child who hit by a tipper in Ratomate of Nuwakot on Monday evening died in a hospital in Kathmandu, police said. Police identified the victim as Biraj BK of Ratomate. The boy was critically injured after the tipper (Ba 3 Kha 9134) him at around 6 pm yesterday. He was brought to Kathmandu for treatment. But he breathed his last at Green City at around 11:45 pm yesterday. Police have impounded tipper and taken its driver in custody for investigation.