What was found
(CAN) WHILE INSTALLING ELECTRICAL EQUIPMENT, A CRACK WAS FOUND ON THE AFT OUTBOARD RADIUS, STATION 100.8. THE CRACK STARTED FROM THE EDGE OF THE STRAP AT A TOOLING MARK MADE EITHER DURING MANUFACTURE OR PREVIOUS INSTALLATION. THE CRACK IS APPROXIMATELY 2 1/2 INCHS LONG, MOVING FORWARD AND OUTBOARD. THE STRAP WAS REPLACED.