What was found
WHILE INSPECTING FOR CORROSION IN ACB; FOUND CRACKED DRILL START ON UNDERSIDE OF FRAME AT BS 947; RBL 20; BELOW RH FLOOR-TO-SIDEWALL SUPPORT (MARKED) ; / [01] AFTER FURTHER EVALUATION FRAME ACB AT BS 947; RBL20 FOUND TO BE OUT LIMIT; CRACK LENGHT 0.500' IAW SRM 53-00-07-1A-1; [02] VERIFIED ACB FRAME AT BS 947; RBL 20; FOUND OUT OF LIMITS PER SRM 53-00-07-1A-1; [03] REMOVED FRAME ACB AT BS 947 RBL 27 TO LBL 28 IAW SRM 51-40-02-0G-0; [04] RECEIVED NEW FRAME BS 947 FROM RBL 27 TO LBL 28 WL 161 P/N 147A1047-111 PO# 792341/1.<BR><BR>LOCATED AND DRILLED NEW FRAME AT BS 947 FROM RBL 27 TO LBL 28 WL 161 IAW SRM 51-40-05 AND DWG 147A1047 ID:107; REV:-.<BR><BR>OK TO INSTALL; [05] VERIFIED CORRECTIVE ACTION ITEM 4.