What was found
AT SCHEDULED ROUTINE INSPECTION, VERTICAL STABLIZER FORWARD TOP RIB HAS TWO CRACKS ON STRESS RELIEF HOLES. REPAIRED VERTICAL STABILIZER FORWARD TOP RIB BY INSTALLING TWO REPAIR DOUBLERS AT THE END OF CRACKS IAW BEECH 1900D STRUCTURAL REPAIR MANUAL 51-70-17, FIGURE 1, PAGE 2 JUNE/99. (M)