Angul: A truck driver died and another one sustained critical injuries in a head-on crash involving two trucks on the National Highway-55 in Kishorenagar area of Angul district in Odisha today.The deceased truck driver has been identified as Prakash Nayak (32), the resident of Kuajhari village under Handapa police limits in Angul district.The identity of another truck driver is yet to be ascertained.The incident occurred near Bamur on the NH-55 under Kishorenagar police limits in the morning when two trucks coming in opposite direction collided head-on with each other.While one truck driver died on the spot, another injured driver was rushed to a nearby hospital in critical condition.