What was found
MAIN DECK FRAME DAMAGED DUE TO DRILL HOLE AT BS 1200 BETWEEN STRINGER 17R AND 21R. FRAME REPAIRED PER B747 SRM 51-4-04, FIGURE 3.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MAIN DECK FRAME DAMAGED DUE TO DRILL HOLE AT BS 1200 BETWEEN STRINGER 17R AND 21R. FRAME REPAIRED PER B747 SRM 51-4-04, FIGURE 3.