INJURED WAS STANDING AT THE BACK OF THE ROOF BOLTER. AS THE BOLTER WAS TRAMMING OUTBY THE FACE OF #4 DUSTING. THE BACK OF THE MACHINE SET DOWN ON HIS FOOT. HIS FOOT WAS PINNED UNDER THE MACHIN E AND HAD TO BE ARTICULATED UP TO FREE HIS FOOT.ONCE HIS FOOT WAS RELEASED FROM UNDER THE MACHINE HE WAS TRANSPORTED OUTSIDE. THE ENTRY WAS 66"" , THE BOTTOM WAS DRY BUT UNEVEN.