What was found
FRAME BS 500D, RT SIDE, HAS A CRACK APPROX .2500 INCH LONG, ONE WIRE PENETRATION HOLE AT 4 O`CLOCK POSITION. ACFT GROUNDED. TRIMMED OUT CRACK AND INSTALLED REPAIR ANGLES AND NEW STRINGER TIES IAW SRM 53-00-07-2R-13. REPAIR 13 AT FRAME 500D RT, STR. 20-21. THIS IS A CATAGORY B REPAIR WITH INSPECTION THRESHOLD OF 66,000 FLIGHT CYCLES AND A REPEAT INSPECTION AT 24,000 FLIGHT CYCLES INTERVALS, CURRENT FLIGHT CYCLES ON ACFT IS 41,467.