As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C-20 CHECK A 1/2 INCH CRACK WAS FOUND ON CREASE BEAM STRINGER 17 LT, BS 360 - BS 380. MAINTENANCE REMOVED WEBS BETWEEN BS 360 TO BS 400 AND BS 400 TO BS 420; CUT STRINGER 17 AT BS 396; FABRICATED A REPAIR ANGLE; INSTALLED STRINGER REPAIR AND WEBS IAW B737-200 SRM 51-40-4, FIG. 1, PG. 1, AND SRM 51-30-2, PG. 2.