What was found
CRACKED INSPAR RIB AT STAB STA 129.50 AND 28 INCH FROM FRONT SPAR IN THE LT HORIZONTAL STAB. INSTALLED REPAIR PARTS T-SECTION, ANGLE, TWO SHIMS & FASTENERS ON INSPAR RIB IAW SRM 55-10-09-2R-4, REPAIR 4, STEP 4.M THRU 4.R, SRM 51-40-02, AND AMM 51-21-99. REPAIRED INSPAR RIB IAW SRM 55-10-09-2R-4, REPAIR 4 STEP 4.M THRU 4.R SRM 51-40-02 AND AMM 51-21-99.