Aeroméxico Flight 110

An Aeroméxico DC-9-32 similar to the aircraft involved
Accident
Date	8 November 1981
Summary	Crashed during emergency descent due to pilot error following cabin depressurization
Site	Sierra de Guerro, 65 km east of Zihuatanejo, Mexico
Aircraft
Aircraft type	McDonnell Douglas DC-9-32
Aircraft name	Tijuana
Operator	Aeroméxico
Registration	XA-DEO
Flight origin	Acapulco International Airport, Acapulco, Mexico
Destination	Guadalajara International Airport, Guadalajara, Mexico
Passengers	12
Crew	6
Fatalities	18
Survivors	0

Aeroméxico Flight 110 was a scheduled domestic commercial flight from Acapulco to Guadalajara. On November 8, 1981, the McDonnell Douglas DC-9 operating the flight experienced a cabin decompression and crashed near Zihuatanejo while initiating an emergency descent, killing all 18 people on board.^[1]

Aircraft

The aircraft involved was a DC-9-32 that was delivered to Aeroméxico in 1974 and was named Tijuana. It was powered by two Pratt & Whitney JT8D-17 turbofan engines.^[2]

Accident

After departing Acapulco and reaching 31,000 feet (9,400 m). The captain reported to air traffic control that the aircraft's cabin had depressurized and requested to return to Acapulco for an emergency landing. The aircraft initiated an emergency descent but at 6,000 feet (1,800 m) it crashed into the Sierra de Guerrero mountains.^[1]

Investigation

The investigation determined that the crew had failed to follow the emergency procedures.^[3]

References