What was found
SUPPORT TASK- MAIN CABIN FLOOR BEAM AT STA 947 AND RBL 51 HAS SIGNS OF CORROSION. REMOVED DAMAGE, ORIG .180 REF BAC DWG BAC1518-1212 REV-. MAT LOSS .080, REMAINING .100 FOUND TO BE OUT OF LIMITS REF B737- 800 SRM 53-70-51-1A-1 FIG 104 DETAIL C. CUT OUT DAMAGE, FABBED REPAIR PARTS, HFEC SURFACE AND OPEN HOLE, ROTO PEENED AREA, ALODINED, PRIMED AND INSTALLED REPAIR PARTS REF B737-800 SRM 53-70-51-2R-5 FIG 206. THIS IS A CAT 'A' REPAIR. NO FURTHER ACTION REQUIRED.