China's arms industry giant China North Industries Group Corporation Limited (NORINCO) has designed a large-yield bomb which Chinese media.
Excavating with Nuclear Explosions!
Operation Plowshare, Project Dugout 1964: Project Dugout was part of Operation Plowshare, testing to see if nuclear explosions could be used for excavation purposes in civil engineering construction. The blasts shown at the Nevada Test Site are of conventional explosives, trials prior to testing with atomic weapons (Buggy , 12 March 1968, and Schooner, 8 December 1968). A Lawrence Radiation Laboratory Technical Film Report.