It is 170 km (110 mi) long,[1] with multiple paved lanes and several tunnels. Tourists have reported that there is very light traffic,[2] as well as multiple checkpoints[3] and tank traps.[4]
Construction began in 1987 in preparation for the 13th World Festival of Youth and Students to be held in Pyongyang in 1989. The project was economically ill-advised because North Korea had hitherto consistently focused on developing railway links for transport, diminishing the need for new expressways.[5] Construction finished on April 15, 1992, the birthday of North Korea president Kim Il Sung. The entire highway is part of Asian Highway 1.
References
^Sharpe, M. E. (2003). North Korea Handbook. Yonhap News Agency. p. 396.