What was found
CORROSION ON AFT WING SPAR LOWER CHORD BETWEEN LBBL 19.2 AND WS 210L. CORROSION WAS FOUND ON THE AFT WING SPAR LOWER CHORD CENTER SECTION AND LT SECTION. SPLICES WILL BE PERFORMED AT LBBL 19.2 ON THE CENTER WING SECTION AND AT WS 210 ON THE LT WING SECTION. PERFORM AFT WING SPAR LOWER CHORDS SPLICES PER DRAWINGS AND EAC EO 1920. NOTE: FINAL APPROVAL OF THIS EO WILL BE PROVIDED ONCE PROVIDES FORM FAA 8110-3 AT THE REPAIR COMPLETION.