What was found
RT EMERGENCY EXIT LOWER OTBD ANGLE HAS CORROSION NEAR STR 24S. REMOVED RETAINER TO GAIN ACCESS TO CORROSION ON BEAM REF SRM 51-41-00-00-01. REMOVED DAMAGED THRESHOLD IAW SRM 51-42-15-02-01 AND 51-42-05-02-01. LOCATED, DRILLED AND INSTALLED NUTPLATES ON NEW THRESHOLD IAW SRM 51-40-07-02-01 AND 51-42-05-02-01. INSTALLED NEW THRESHOLD IAW SRM 51-42-05-02-01. INSTALLED NEW GUSSETS DUE TO CORROSION IAW SRM 51-40-07-02-01, 51-42-05-02-01, 51-25-15-02-01 AND 51-25-10-02-01 TO FACILITATE NEW THRESHOLD INSTALLATION. INSTALLED RETAINER THRESHOLD IAW SRM 51-41-05-00-01.