As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING M-CHECK AT WHILE ACCOMPLISHING A PERMANENT BETWEEN STA1695 AND STA1705, S-17L AND S-19L, IT WAS NOTED THAT STR 18L WAS DENTED AT STA 1695. DENT IS LOCATED ON THE SKIN ATTACHMENT FLANGE OF STRINGER. ACCOMPLISHED DURING M-CHECK AT SAT, FEB2011. SECTION II- APPROVAL IS LIMITED TO 12 MONTHS SERVICE. ONLY FROM SECT I. ADDITIONAL ER/A REVISION IS REQUIRED FOR CONTINUED SERVICE LONGER THAN APPROVED.