What was found
MAJOR REPAIR - DURING A SCHEDULED ROUTINE INSPECTION, FOUND 4 CRACKS IN THE HORIZONTAL STAB REAR SPAR WEB AT 10, 2, 5, & 7 O`CLOCK POSITION VIEWING FWD, TOTAL LENGTH 1". REPAIRED THE AFFECTED AREA AND PERFORMED ALL REQUIRED RII INSPECTIONS IAW EO 12-1900-55-012. MAJOR REPAIR.