What was found
CABIN FLOOR STRUCTURE BEAM UPPER FLANGE, LOWER SECTION BS 1148, AT RBL 12 EVIDENCE OF CORROSION. INSTALLED REPAIR ON CABIN FLOORBEAM UPPER FLANGE BS 1148, RBL 12. ACCOMPLISHED IAW 727 SRM 53-10-8, FIG 8. MATERIAL USED 7075T-6, .090 INCH.