1, coal mi nes, mine ar e in charge of the water contr ol work responsi bility, and (b) specifi cally responsibl e for the techni cal manageme nt of water preventi on a nd contr ol work. A, Chief Engi nee r, mine b, c, ge ology, geol ogical survey V ice Pre sident d se ction 2, coal mine s, mine should be the prepara tion of the medium-a nd l ong -term pla nning a nd control water (a) plans, and t