As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING C18 CHECK DISCOVERED WEB CRACKED, 1.5 INCHES IN LENGTH, AT BS 178 FROM BL 17.5L TO BL 29.5L AND FROM WL 184.5 TO WL 240. MAINTENANCE REMOVED CRACKED WEB FROM BS 178 IAW BOEING 737-300 SRM 51-40-02-0G. FABRICATED NEW WEB IAW BOEING 737-300 SRM 51-30-01-0G AND DWG 65-16300. INSTALLED FABRICATED REPAIR PARTS AT BS 178 FROM BL 17.5L TO BL 29.5L AND FROM WL 184.5 TO WL 240 IAW BOEING 737-300 SRM 51-40-02-0G.