What was found
AIRCRAFT IN BASE MAINTENANCE: CRACK INDICATION ON POSITION 5 OPEN HOLE ZONE 1, CENTER BOX FRONT SPAR VERTICAL STR FR 36. CRACK DEPTH= 0.094 INCH. MAINTENANCE PERFORMED PERMANENT REPAIR LOC POSITION 5 (-Y765), CENTER BOX FRONT SPAR VERTICAL STR FR36 IAW EA 367366 AND REPAIR DRAWING R57112154.