As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CRACK INDICATION FOUND L/H STA 174.90 APPROX 17" FWD OF REAR SPAR WITH APPROX LENGTH OF 1" REF. AAR N/R: 99849865. INSTALLED REPAIR DOUBLER AT L/H STA 179.90 APPROX. 17 FWD OF REAR SPAR AS PER B737-800 SRM 55-10-01 REPAIR 11 PG 214,FIG 204. THIS IS A CATEGORY B REPAIR AND NEEDS A SUPPLEMENTAL INSPECTION PER PARAGRAPH 5 TABLE 204 FIG 206 REF ELB LP 3481693 FOR DIP.