What was found
DURING CHECK-C MAINT ON FUSELAGE EXTERIOR, STA 1293, FOUND DENT BETWEEN LONGERON 16L AND 15L. ACCOMP INSP PER NDT 51-00-03 AND NO CRACK. UT INSPECTION INDICATED 50 PERCENT MATERIAL LOSS. CUT OUT PLUG TO REMOVE DAMAGED AREA AND INSTALLED AN EXTERIOR AND INTERNAL DOUBLER SHIM AS REQUIRED PER SRM 53-04, FIG 38, PAGE 218.