What was found
AVIONICS COMPARTMENT, INTERCOSTAL UNDER THE FLIGHT DECK FLOOR IS CRACKED ON THE AFT END; LOCATED AT BS 972 (FR 10), LBL 39. REMOVED INTERCOSTAL IAW SRM 51-40-21. FABBED NEW WEB IAW DWG 45-A53611975 ISSUE A, TPS 1003 REV A & SRM 51-40-44. ALODINED, PRIMED IAW SRM 51-21-10 & 51-23-10. PART MARKED IAW GMM 7-0-1000. INSTALLED INTERCOSTAL IAW SRM 51-40-21. MINOR REPAIR.