Accession Number:

ADA370058

Title:

National Transportation Safety Board: Aircraft Accident Report. Uncontrolled Descent and Collision with Tarrain USAir Flight 427 Boeing 737-300, N513AU Near Aliquippa, Pennsylvania, September 8, 1994

Descriptive Note:

Corporate Author:

NATIONAL TRANSPORTATION SAFETY BOARD WASHINGTON DC

Personal Author(s):

Report Date:

1999-03-24

Pagination or Media Count:

366.0

Abstract:

This report explains the accident involving US Air flight 427, a Boeing 737-300, which entered an uncontrolled descent and impacted terrain near Aliquippa, Pennsylvania, on September 8, 1994. Safety issues in the report focused on Boeing 737 rudder malfunctions, including rudder reversals the adequacy of the 737 rudder system design unusual attitude training for air carrier pilots and flight data recorder parameters. Safety recommendations concerning these issues were addressed to the Federal Aviation Administration.

Descriptors:

• *SAFETY
• *AVIATION ACCIDENTS
• TRANSPORTATION
• INFLIGHT
• AUTOMATIC PILOTS
• VISUAL FLIGHT RULES
• DESCENT
• ATTITUDE(INCLINATION)
• FLIGHT RECORDERS
• CRASH LANDINGS
• NATIONAL TRANSPORTATION SYSTEM
• AIRSPEED INDICATORS

Subject Categories:

• Military Aircraft Operations
• Safety Engineering

Distribution Statement:

APPROVED FOR PUBLIC RELEASE