Job Description:

• 1) Fills stopes with sand to prevent cave-ins of ground surrounding worked out areas: Opens pipe valves to pump sand, waste minerals, and water resulting from treatment of ore, until stopes are filled sufficiently to support walls and roofs.

• 2) Switches flow from one stope to another to allow time for water to drain off.

• 3) Plugs holes and cracks in stope with burlap bags and scrap timber to prevent sand from leaking out when dry.

• 4) May install temporary pipelines from slurry main to distribute slurry in several stopes consecutively.