e construction of shaft head-gear. The head-gear must be suitable to transport min om the work-face, and for raising ore and waste in loads not exceeding 10 tons at a sk 1: Investigation skill: Formal assessment vestigate: mine shaft head gear, head frame and mine winches. dividual work: use the picture in figure 3 and your own information to answer the elow. (2 (1) What does the head gear of a mine do? (2) What happens in the winding house of a mine? (3) Explain what a sheave wheel is and what it does? (4) What does a head frame do? (5) What do you call the two parts of the lift that down a mine (6) What do these two parts of the lifting do? (7) What are the differences between the two mine winches shown here? ​