Texas A&amp;M University. Remains of bonfire pile after collapse.
1999
This is from <a rel="nofollow" class="external free" href="http://www.usfa.dhs.gov/downloads/pdf/publications/tr-133-508.pdf">http://www.usfa.dhs.gov/downloads/pdf/publications/tr-133-508.pdf</a>, a US government report on the 1999 collapse of the Aggie Bonfire