What was found
DURING HEAVY MAINTENANCE CHECK, IT WAS NOTED STR 28 RT BETWEEN FRAMES 88 AND 89 IS CORRODED. ACCOMPLISHED A DETAIL INSPECTION OF DAMAGED AREA IAW E190 NDT INTRODUCTION PARA 5.B. NO OTHER FAILURES NOTED. REMOVED STR 28 RIGHT, CUT A NEW STR AT 28 RT. SPLICED THE SECTON, WITH ORIGINAL AND ADDITIONAL FASTENERS AND SHIMMED AS REQUIRED. ACCOMPLISHED TASK IAW EC E15-162-01. THIS HAS BEEN IDENTIFIED AS A MAJOR REPAIR.