EE WAS IN THE PROCESS PULLING HIMSELF ONTO A SMALL SHED TO HOIST IT OUT OF PLACE W/A CRANE. THE CRANE'S CABLE ABRUPTLY SWUNG RIGHT & BACK LEFT JARRING EE FROM HIS GRIP. EE FELL APPROXIMATELY 4 - 6 FEET LANDING ON HIS RIGHT HAND. THE IMPACT RESULTED IN A BROKEN RIGHT WRIST.