EE WAS LOADING SUPPLIES FOR THE INTAKE ROOF BOLTER.T HERE WAS ABOUT 30 FOUR FOOT ROOF BOLTS LEFT ONT HE BOLTER ALONG WITH THE BUNDLE STRAPS OR BANDS THAT HELD THE BOLTS. EE WAS REMOVING THESE BOLTS SO HE COULD PLACE A NEW BUNDLE ON THE BOLTER. AS HE WAS PULLING THESE BOLTS OFF BY HAND HE CAUGHT ONE OF THESE STRAPS LAYING LOOSE ON TOP OF THE BOLTER AND THE TEND OF THE STRAP STRUCK H