What was found
THIS EO IS BEING ISSUED TO PROVIDE INSTRUCTIONS TO ACCOMPLISH THE PERMANENT REPAIR OF CORROSION DAMAGE TO THE SHEAR CLIP AT FRAME 90 BETWEEN STRINGER 29L & 29R. THE FINAL BLEND OUT MEASURES APPROX 1.0 INCH X 0.7 INCH WITH A MAX DEPTH OF 0.002 INCH. VT REQUESTED & RECEIVED RELIEF IN THE FORM OF ETD2015-170-030688 WHICH ALLOWS FOR A BLEND OUT OF THE SHEAR CLIP. BECAUSE THE FLOOR SHEAR CLIP IS A PSE, ACCOMPLISHMENT OF THIS EO HAS BEEN CLASSIFIED AS A MAJOR REPAIR. FOLLOW UP INSPECTIONS WILL BE ACCOMPLISHED ON EO E175-53MR-169.1 IAW ANAC DER FORM ATTACHED. TASK 53-23-003-0002, INTERNAL DET, THRESHOLD OF 20000FC, INTERVAL OF 20,000 FC, IS SUFFICIENT & IS MET USING THE INSPECTION REQUIREMENTS, MPG & MRBR REVISION NR 10. THRESHOLD IS COUNTED SINCE NEW. ACCOMPLISHMENT OF THIS PERMANENT REPAIR IS ON EO E175-53MR-169 UNDER WO 1893725.