EE HAD FINISHED CUTTING A BULKHEAD IN THE DRAGLINE TUB & WAS REPOSITIONING TO CUT SOME MORE OF THE BULKHEAD WHEN HE STEPPED ON HIS CUTTING TORCH HOSE CAUSING THE HOSE TO RUPTURE & IGNITE. EE A TTEMPTED TO KINK THE HOSE TO SHUT OFF GAS FLOW & WAS BURNED ON THE RIGHT HAND WITH A THIRD DEGREE BURN.