Uncontrolled descent and collision with terrain, USAir flight 427, Boeing 737-300, N513AU, near Aliquippa, Pennsylvania: September 8, 1994

Original publisher: Washington, D.C. : National Transportation Safety Board ; Springfield, Va. : National Technical Information Service [distributor, 1999]. OCLC Number: (OCoLC)43473464 Subject: Aircraft accidents -- Pennsylvania -- Aliquippa. Excerpt: ... Abbreviations xi Aircraft Accident Report Abbreviations AAIB Air Accidents Investigation Branch AC advisory circular ACO Aircraft Certification Office AD airworthiness directive AFIP Armed Forces Institute of Pathology AFA Air Force Academy AFM airplane flight manual AFS auto-flight system agl above ground level ALPA Air Line Pilots Association APU auxiliary power unit ARAC Aviation Rulemaking Advisory Committee ASB Alert Service Bulletin ASRS Aviation Safety Reporting System ATC air traffic control ATP airline transport pilot ATR Avions de Transport Regional BAC British Aerospace Corporation BWI Baltimore-Washington International Airport CAM cockpit area microphone CAMI Civil Aeromedical Institute CDR critical design review CFR Code of Federal Regulations CMD command ( autopilot mode ) CRM crew resource management CVR cockpit voice recorder CWS control wheel steering ( autopilot mode ) DER Designated Engineering Representative DNA deoxyribonucleic acid DOT Department of Transportation