What was found
DURING OP 15 MAINT CHECK, FOUND CORROSION ON FRAME AT STA 503, BETWEEN LONGERONS 28R TO 28L. REMOVED 2 FOOT SECTION OF FRAME AND INSTALLED NEW SECTION PER SRM 53-03, P4A.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING OP 15 MAINT CHECK, FOUND CORROSION ON FRAME AT STA 503, BETWEEN LONGERONS 28R TO 28L. REMOVED 2 FOOT SECTION OF FRAME AND INSTALLED NEW SECTION PER SRM 53-03, P4A.