Each MK82 bomb is 227kg in weight, 1.33m in length and 27.3cm in diameter. They contain 87.2 kg of explosive substance each, with detonation diameter spanning 300 metres.
The bombs were found by local farmers in Quang Truc commune while he was doing field work in Bu Dar hamet.
Dak Nong is located in the south of the Central Highlands and houses the key road connecting the region with the southeast region. Once a warzone, the province has been tackling unexploded bombs for many years.
During the war, the US army dropped more bombs on Vietnam than were deployed in the First and Second World Wars combined, according to the US organisation Clear Path International.
It is estimated that about 30 percent of the bombs remain unexploded.