A B737-200 EXPERIENCED A CATASTROPHIC UNCONTAINED FAILURE ON TKOF ROLL. ENG WAS A JT8D-7.

Narrative

PUSH BACK; ENG START AND TAXI WERE UNEVENTFUL FOLLOWING NORMAL SOP. AS THE FO ADVANCED PWR FOR TKOF WE HEARD A LOUD BANG AND THE ACFT YAWED R. FO IMMEDIATELY CTLED YAW AND BROUGHT THROTTLES TO IDLE. AS WE WERE ONLY AT TAXI SPD I TOLD FO TO CONTINUE TAXI TOWARDS THE HIGH SPD EXIT AHEAD WHILE I INFORMED THE TWR OF THE ABORT AND ASSESSED SIT. THE ONLY COCKPIT INDICATIONS WERE DECREASING RPM ON #2 ENG. I TOOK CTL OF THE ACFT AND AS WE TAXIED CLR OF RWY THE TWR RPTED SMOKE AND ANOTHER ACFT RPTED FIRE. I STOPPED THE ACFT AND INITIATED ENG FIRE AND EVAC PROCS WHICH WERE SUCCESSFUL. INITIAL EXAMINATION SHOWED AN UNCONTAINED COMPRESSOR FAILURE OF #2 ENG. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR HAD JUST TURNED ONTO THE ACTIVE RWY AND STARTED TO ADVANCE THE THROTTLES WHEN THE ENG FAILED. THE ENG WAS NOT AT A HIGH PWR SETTING. THE ENG FAILURE WAS UNCONTAINED. BLADES EXITED THE COMPRESSOR CASE; FAN DUCT AND OUT THE TOP OF THE COWLING. HOT PARTS SET FIRE TO THE GRASS IN THE AREA. THE ENG WAS A JT8D-7. THE RPTR WAS NOT CONTACTED BY THE FAA.