What was found
DURING A MAINTENANCE VISIT FOUND CRACKS IN 5 PLACES AND MULTIPLE DISTORTIONS TO THE CABIN FLOOR CUSP LINE WEB AT STA 320 TO 270 RT CUSP AND L21R, DAMAGE EXCEEDED LIMITATIONS IAW DC-8 SRM. REMOVED DAMAGE, TREATED AND PRIMED AREA IAW DC-8 SRM 51-1-8. FABRICATED AND INSTALLED NEW WEB IAW DC-8 SRM 51-1-4 AND 51-1-21.