As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RH FLOOR TRANSITION STRIP HAS CORROSION SPOTS BETWEEN STA 727C THRU STA 767, IN THE AFT CARGO BAY. GROUNDED - YES. R/H FLOOR TRANSITION STRIP FOUND TO BE OUT OF LIMITS, IAW B737-700 SRM 53-00-53-1A-2 INSTALLED NEW TRANSITION STRIP IAW B737-700 SRM 51-41-05-060 W= 6" O=.040" R=.030" L=4" D=.010".