Narrative:

Lost tire tread left main tire. Contacted ATC and dispatch. Dumped fuel. Returned to den for landing. Accomplished all required checklists.

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Original NASA ASRS Text

Title: FLC OF AN ACR WDB DUMPED FUEL AND RETURNED TO LAND AFTER THE TIRE TREAD CAME OFF OF THE L MAIN TIRE DURING TKOF.

Narrative: LOST TIRE TREAD L MAIN TIRE. CONTACTED ATC AND DISPATCH. DUMPED FUEL. RETURNED TO DEN FOR LNDG. ACCOMPLISHED ALL REQUIRED CHKLISTS.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.