What was found
LH HORIZONTAL STAB LOWER SKIN AT STA 184.70 SHOW A CRACK FWD TO AFT , ABOUT 1 INCH LONG . REPAIRED LH HORIZONTAL STAB SKIN AT STA 184.70 IN REF SRM 55 -10-01 REPAIR 11 . INITIATED A DIP TO PERFORM AN INPECTION CAT B . INSPECTION TRESHOLD 56.000 FLIGHT CYCLES , REPEAT INSPECTION. INTERVAL 9.000 FLIGHT CYCLES DETAIL VISUAL INSPECTION AND THEN 9.000 FLIGHT CYCLES EXTERNAL LOW FREQUENCY EDDY CURRENT. PER SRM 55-10-01 REPAIR 11 STEP 5 TABLE 204 ANDFIG 206 . INITIATED A DIP TO PERFORM AN INPECTION CAT B . INSPECTION TRESHOLD 56.000 FLIGHT CYCLES , REPEAT INSPECTION INTERVAL 9.000 FLIGHT CYCLES DETAIL VISUAL INSPECTION AND THEN 9.000 FLIGHT CYCLES EXTERNAL LOW FREQUENCY EDDY CURRENT. PER SRM 55-10-01 REPAIR 11 STEP 5 TABLE 204 ANDFIG 206 .