What was found
DURING NDT INSPECTION AT FS 409.0+128 VERTICAL POST AT BL 0.0 FOUND CRACKS AROUND RIVET ON RH STIFFENER AT FIRST RIVET ON STIFFENING STRAP. FIRST CRACK EXTENDING OUTWARD FROM RIVET VERTICALLY ALONG STIFFENER MEASURING L=0.117IN. SECOND CRACK EXTENDING FROM RIVET INWARD TOWARD BEND RADIUS OF STIFFENER MEASURING L= 0.229IN. (C-CHECK) RO: 11/8/2019 REMOVED RH STIFFENER AT VERTICAL POST ASSY. LOCATED AT FS409.0+128 PRESSURE BULKHEAD AT BL0.0 & INSTALLED "NEW" RH STIFFENER AT VERTICAL POST ASSY. LOCATED AT FS409.0+128 PRESSURE BULKHEAD AT BL0.0 IAW SRM. PRESSURE LEAK CHECK GOOD.