What was found
ON TAKEOFF AND JUST 5 AFTER ROTATION HEARD LOUD NOISE AND ENGINE NR 3 ROLLED BACK TO APPROXIMATELY 35 PERCENT N1. ENGINE OVER TEMP LIGHT CAME ON MOMENTARILY. ENGINE CONTINUED TO WINDMILL. DUE TO NOISE AND VIBRATION PULLED ENGINE FIRE HANDLE AND BLEW NR 1 BOTTLE. FOUND SOME SMALL METAL PIECES IN THE TAILPIPE JUST AFT OF BLADES IN THE SHROUD AREA. EGT INDICATOR RECORDED MAX EGT AT 999 FOR 1 SECOND. REMOVED BORESCOPE PLUGS B1-3, B1-11, B3-1 AND B3-2. ENGINE HAS MASSIVE BLADE DAMAGE, WELL BEYOND MM LIMITS FROM ABOUT 12TH STAGE ON BACK, ENGINE REQUIRES REMOVAL.