What was found
STATION 676, AFT STRINGER 8L, UPPER HAT FLANGE CRACKED APPROX 4", LOWER HAT FLANGE CRACKED APPROX 5 1/2". REPAIR IAW NEA53100137-201 STEP 16 B B 2 & ENGINEERING. COMPLETE M-289 IAW NEA53100137-201. PERFORMED REPAIR IAW ENGINEERING SKETCH E502821 FIG 7. INSTALLED STRINGER & REPAIR SPLICE IAW SRM 51-40-02 & 53-00-03. CRACKED 5.5", PN 143T3001-6, PART NAME STRINGER 8L, SN:NSN, BS LOCATION: FROM 676 - 681, STRINGER LOCATION FROM 8L TO 8L. ACFT WAS GNDED.