What was found
MAIN CABIN, AFTER REMOVED DOME N UTS FLOOR STRUCTURE, FOUND T-CHANNEL WITH A CRACK AT FR1180 LBL 0. REMOVED FLOOR PANEL SUPORT FROM FR1190 LBL 0 MAIN CABIN IAW SRM 51-40-02 FABRICATED LOCATED AND DRILLED NEW SUPPORT IAW SRM 51-40-03-OG-0 AND DWG 144N8006 APPLIED TRAT AND PRI ME IAW SRM 51-20-01-OG-0 INSTALLED NEW FLOOR PANEL SUPPORT IAW B757-200 SRM 51-40-02-OG-0 AND DWG 144N8006 APPLIED CIC IAW AMM 51-00-51.