FAA Advisory Circular 43.13-1B
Acceptable Methods, Techniques, and Practices
Aircraft Inspection and Repair
AC 43.13-1B | 4. Metal Structure, Welding, and Brazing | 4. Metal Repair Procedures | 4-58. Repair Methods and Precautions for Aluminum Structure
9/8/98
AC 43.13-1B
NOTE:
FOR MINIMUM NUMBER OF RIVETS
REQUIRED, SEE PARAGRAPH 4-58g
AND SUBSEQUENT.
NOTE: STRENGTH INVESTIGATION IS USUALLY REQUIRED FOR THIS TYPE OF REPAIR.
FIGURE 4-19. Application of typical flange splices and reinforcement.
Par 4-58
Page 4-35