As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R1 MOP SILL STRAP HAS CORROSION AT STA 312. GROUNDED-YES. REMOVED CORROSION FOUND TO BE 100% MATERIAL LOSS. REMOVED AND REPLACED STRAP, IAW B737-700 SRM 51-40-05-0G-0 FIG 2 AND B737-700 SRM 51-40-02-0G-0 PARA 4 AND 7D W .5 O .200 R 0.0 L 2.0 D .200.