Collision of Union Pacific Railroad train MHOTU-23 with BNSF Railway Company train MEAP-TUL-126-D with subsequent derailment and hazardous materials release, Macdona, Texas, June 28, 2004
Mode of access: Internet from the NTSB web site. Address as of 12/17/08: http://www.ntsb.gov/publictn/2006/RAR0603.pdf ; current access is available via PURL.