DOT/FAA/AR-95/43 Axial Crack Propagation and Office of Aviation Research AlTCSt \l\ Q PreSSUNZeCl Washington, D.C. 20591 Fuselage Afipioved im sabhe release 19961127 050 September 1996 Final Report This document is available to the U.S. public through the National Technical Information Service, Springfield, Virginia 22161. © DTIC QUALITY INSPECTED J U.S. Department of Transportation Federal Aviation Administration