As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SJO - DURING Q-CHECK, FOUND THE CABIN FLOOR SUPPORT STRAP BETWEEN BS 312 - BS 328 LBL 11 WL 208.5 WITH CORROSION. L = 10.00 INCHES. W = 1.50 INCHES. D = 0.040 INCH. REPLACED THE CABIN FLOOR SUPPORT STRAP BETWEEN BS 312 - BS 328 LBL 11 WL 208.5 IAW BOEING SRM 51-10-1 PAGE 8. (X)