Dr. Delatte’s “Beyond Failure” book is a good source of information relating to Forensic Case Studies For Civil Engineers.
The National Institute of Standards and Technology (NIST) is a good source of information on Failure Studies spearheaded by the US Government. Their failure case studies can be found here
The National Transportation Safety Board (NTSB) is a good source of information on Failure Case Studies mainly related to transportation failures (e.g. aviation, highway, marine, etc.). Their investigations can be found here
Most Profitable Failure