CM

Mine construction, namely, shaft sinking, raise boring and alimak raising, soft ground and hard rock tunneling, and shotcreting; installation of electro-mechanical mine infrastructure; mining extraction of metals, evaporates, and coal; underground cavern construction; environmental remediation services, namely, waste disposal for underground mines; underground structural repairs of mines

Mine salvage and closure

Environmental remediation services, namely, [ water treatment and air purification services of underground mines; environmental remediation services, namely, ] grouting and ground treatment of mines

Turn-key mine developments, namely designing and engineering of turn-key mines; designing and engineering of mines