This minor group includes underground production and development miners; and oil and gas well drillers, servicers, testers and related workers. They are employed by coal, metal and non-metallic mineral underground mines; specialized contractors in mine construction, shaft sinking and tunnelling; drilling and well service contractors; petroleum producing companies; and well logging and testing companies.
If you are experiencing issues with our tools, please clear your cache or do a hard refresh by holding the shift key while clicking refresh.