What was found
RH WING CENTER SPAR TO RIB 1 SPLICE VERTICAL FLANGE 1EA FASTENER HOLE(TYPE 5) FOUND CRACK SIGNAL BY ULTRASONIC INSPECTION COMPLIED WITH EA: 6-5710-T0373257 P1. TITLE: WINGS - BASIC WING STRUCTURE - CRACK HOLE ON FITTING RH WING CWT SPAR TO RIB1. REPAIRED THE RH WING CENTER SPAR TO RIB 1 SPLICE VERTICAL FLANGE CRACKED FASTENER HOLE. THIS IS CATEGORY B REPAIR. FOLLOW UP INSPECTION PER EA: 6-5710-T0373257. MAJOR REPAIR IAW FEDEX GMM6-2-100. SEE WRI 57-10/3826 FOR WORK DETAILS.