NTSB Identification: LAX88FA057.
The docket is stored on NTSB microfiche number 38158.
Scheduled 14 CFR operation of USAIR
Accident occurred Wednesday, November 25, 1987 in LOS ANGELES, CA
Probable Cause Approval Date: 07/03/1989
Aircraft: BOEING 737-387, registration: N383AU
Injuries: 1 Serious,1 Minor,142 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE BOEING 737-387, N383AU, OPERATING AS USAIR FLT 20, A REGULARLY SCHEDULED DOMESTIC FLIGHT, RETURNED TO LAX SHORTLY AFTER TAKEOFF, WHEN THE CAPT WAS ADVISED OF A BOMB THREAT. AFTER LANDING ON RWY 24L, THE CAPT PARKED THE AIRPLANE ON THE WEST END OF THE RWY. USAIR GND PSNL FAILED TO BRING THE STAIRS IN A TIMELY MANNER AND THE CAPT ORDERED AN EMERGENCY EVACUATION. ONE PAX SUSTAINED MINOR INJURIES WHEN SHE EXITED AN OVERWING EMERGENCY EXIT AFTER AN UNIDENTIFIED PAX OPENED IT ON HIS OWN INITIATIVE. ANOTHER PAX, AN ELDERLY FEMALE, SUSTAINED SERIOUS INJURIES WHEN SHE USED THE LEFT REAR SLIDE. 3 UNIDENTIFIED MALE PAX WERE ASKED TO ASSIST OTHER PAX, BUT AFTER THEY EXITED THEY RAN FM THE ACFT.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

EMERGENCY EQUIPMENT..IMPROPER USE OF..PASSENGER


Contributing Factors

MISC EQPT/FURNISHINGS,SLIDES..ENGAGED


Contributing Factors

PROPER ASSISTANCE..DELAYED..AIRPORT PERSONNEL

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