What was found
L/H HORIZONTAL LOWER SKIN CRACKED AT STA 138 17 INCHES FWD OF REAR SPAR. GROUNDED - YES. REPAIRED L/H HORIZONTAL LOWER SKIN CRACK @ STA 138 17 INCHES FWD OF REAR SPAR & STA 147 23 INCHES FWD OF REAR SPAR IAW B737-800 SRM 55-10-01-2R-11 REPAIRS WERE COMBINED INTO A SINGLE REPAIR IAW B737-800 SR, 55-10-01-2R-11 REPAIR 11 VIEW F SEE AAR MIG5 1019910 3300-0003 SUPPLEMENTAL INSPECTION REQUIRED AT 56,000 THRESHOLD EVERY 9,000 FLIGHT CYCLES IAW B737-800 SRM 55-10-01-2R-11 TABLE 204 SEE AAR MIG 5 OK2*91940 1019910 3300-0003.