As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A ROUTINE HEAVY MAINTENANCE CHECK AT FLIGHT STAR AIRCRAFT SERVICES AT JAX, IT WAS DISCOVERED THAT THE BS640 FRAME BETWEEN STRINGER S16R AND S17R WAS DENTED. ACCOMPLISED REPAIR IAW BOEING SRM 53-40-3, FIGURE 1. A/C WAS RETURNED TO SERVICE.