What was found
SJO - DURING C-CHECK, FORWARD CARGO COMPARTMENT FRAME CRACKS AT BS 420 BETWEEN STRINGER 20L AND STRINGER 23L, THREE EACH 5 INCHES. REPAIRED FRAME AT BS 420 FROM STRINGER 19L TO STRINGER 26L IAW SRM 53-10-4 FIG 1. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SJO - DURING C-CHECK, FORWARD CARGO COMPARTMENT FRAME CRACKS AT BS 420 BETWEEN STRINGER 20L AND STRINGER 23L, THREE EACH 5 INCHES. REPAIRED FRAME AT BS 420 FROM STRINGER 19L TO STRINGER 26L IAW SRM 53-10-4 FIG 1. (M)