June 24 (Reuters) - Ausdrill Ltd ASL.AX :
* BARMINCO SECURES 5 YEAR, A$800 MILLION CONTRACT IN BOTSWANA
* BARMINCO AWARDED 5-YEAR UNDERGROUND MINING SERVICES CONTRACT AT ZONE 5 MINE IN BOTSWANA FROM KHOEMACAU COPPER MINING WORTH ABOUT A$800 MILLION