MASSIVE losses, poor production and a recalcitrant workforce may have sounded the death knell for the Midlands’ last deep mine, Daw Mill.Owner UK Coal said today that the pit would close in 2014 or sooner if its poor record could not be turned around.Announcing a 23% fall in interim group revenue and a loss of £20.6m, UK Coal chairman Jonson Cox said: “Principal operational issues continue to be the level of production risk in the deep mines, at Daw Mill in particular, the price of coal and the reduction of opera......for the full story register now for free or login below...