What was found
KEELBEAM BREATHER WEB HAS SEVERE EXFOLIATION CORROSION INSIDE & OUT OF WEB AT ACCESS PANEL NR 3212R. REMOVED KEEL BEAM UPPER WEB SECTION FROM BS 740 - BS 870. FABRICATED NEW KEEL BEAM UPPER WEB AND KEEL BEAM WEB ASSY STIFFENERS (4). INSTALLED NEW KEEL BEAM UPPER WEB SECTION FROM BS 740 - BS 870. INSTALLED NEW STIFFENERS AT UPPER WEB KEEL BEAM SECTION IAW SRM 51-10-6, SRM 53-10-1 FIG 1, SRM 51-30-2, SRM 51-30-5, DRAWING 65-86185-1, DRAWING 65-86186-1, SRM 51-10-2, DRAWING 65-23555 AND SRM 51-30-02.