Australia, Dec. 17 -- Thiess Group has secured contracts with Larvotto Resources at the Hillgrove Antimony-Gold Project in New South Wales, Australia.The contracts include:20km of underground development over four years, providing a full-service mine development solution. The scope of work includes decline and lateral development, rehabilitation, ground support installation and haulage activities across the Hillgrove mine areas of Metz, Garibaldi and Clarks Gully underground zones; andAn engineering, procurement and construction management (EPCM) contract, which covers design, engineering, refurbishment and upgrades to the mine's processing plant. These agreements position Larvotto Resources to deliver on its development schedule and bring ...