ASN Aircraft accident Beechcraft 99A Airliner N125AE Johnstown-Cambria County Airport, PA (JST)

Home » Database » 1974

Status:	Accident investigation report completed and information captured
Date:	Sunday 6 January 1974
Time:	19:05
Type:	Beechcraft 99A Airliner
Operator:	Air East
Registration:	N125AE
MSN:	U-125
First flight:	1969
Total airframe hrs:	7503
Engines:	2 Pratt & Whitney Canada PT6A-27
Crew:	Fatalities: 1 / Occupants: 2
Passengers:	Fatalities: 11 / Occupants: 15
Total:	Fatalities: 12 / Occupants: 17
Aircraft damage:	Damaged beyond repair
Location:	Johnstown-Cambria County Airport, PA (JST) ( United States of America)
Phase:	Approach (APR)
Nature:	Domestic Scheduled Passenger
Departure airport:	Pittsburgh International Airport, PA (PIT/KPIT), United States of America
Destination airport:	Johnstown-Cambria County Airport, PA (JST/KJST), United States of America
Flightnumber:	317

Narrative:
The aircraft crashed short of runway 33 after hitting an ILS tower.

Probable Cause:

PROBABLE CAUSE: "A premature descent below a safe approach slope followed by a stall and loss of aircraft control. The reason for the premature descent could not be determined, but it was probably the result of: (1) A deliberate descent below the published minimum descent altitude to establish reference with the approach lights and make the landing, (2) a visual impairment or optical illusion created by the runway/approach lighting systems, and (3) downdrafts near the approach end of the runway."

Accident investigation:

Investigating agency:	NTSB
Status:	Investigation completed
Duration:	1 year
Accident number:	NTSB/AAR-75-03
Download report:	Final report

Sources:

» Flight International 17 January 1974 (66)

Follow-up / safety actions

NTSB issued 5 Safety Recommendations

Issued: 14-APR-1975	To: FAA	A-75-30
EFFECTIVE IMMEDIATELY, IN CONJUNCTION WITH CAB CONSIDERATION OF AN APPLICATION FOR REPLACEMENT SERVICE, CERTIFY THE APPLICANT\'S SAFETY FITNESS BASED ON AN ACTUAL PHYSICAL INVESTIGATION OF THE PROPOSED REPLACEMENT OPERATOR\'S MANAGERIAL AND OPERATIONAL CAPABILITY TO PROVIDE A LEVEL OF SAFETY IN THE INTENDED SERVICE EQUIVALENT TO THAT REQUIRED OF THE CERTIFICATE OF CONVENIENCE AND NECESSITY HOLDER. THE SAFETY STANDARDS AGAINST WHICH THE REPLACEMENT OPERATOR\'S MANAGERIAL CAPABILITY ARE JUDGED SHOULD BE SIMILAR TO THOSE IN 14 CFR 121.59 AND 121.61, WITH EMPHASIS ON 121.59(B). (Closed - Acceptable Action)
Issued: 14-APR-1975	To: FAA	A-75-31
WHEN CERTIFICATING OR RECERTIFICATING A REPLACEMENT OPERATOR, APPLY STANDARDS EQUIVALENT TO THOSE APPLIED IN AUTHORIZING PART 121 OPERATORS TO USE SMALL AIRPLANES IN SCHEDULED SERVICE AS PROVIDED BY 14 CFR 121.9. (Closed - Acceptable Action)
Issued: 14-APR-1975	To: FAA	A-75-32
INCREASE THE EFFECTIVENESS OF PROCEDURES FOR SURVEILLANCE OF COMMUTER AIRLINE OPERATIONS BY ADOPTING PROCEDURES NOW EMPLOYED IN THE SURVEILLANCE OF SCHEDULED AIR CARRIERS, INCLUDING THE ASSIGNMENT OF THE RESPONSIBILITY TO THE APPROPRIATE AIR CARRIER DISTRICT OFFICES. (Closed - Acceptable Action)
Issued: 14-APR-1975	To: CIVIL AERONAUTICS BOARD	A-75-33
EFFECTIVE IMMEDIATELY, IN CONJUNCTION WITH AN APPLICATION FOR REPLACEMENT SERVICE, REQUEST THAT THE FAA CERTIFY THE PROPOSED REPLACEMENT OPERATOR\'S MANAGERIAL AND OPERATIONAL CAPABILITIES, TO PROVIDE A LEVEL OF SAFETY IN THE INTENDED SERVICE EQUIVALENT TO THAT REQUIRED OF THE HOLDER OF THE CERTIFICATE OF CONVENIENCE AND NECESSITY. THE SAFETY STANDARDS AGAINST WHICH THE REPLACEMENT OPERATOR\'S MANAGERIAL CAPABILITY IS JUDGED SHOULD BE SIMILAR TO THOSE IN 14 CFR 121.59 AND 121.61, WITH EMPHASIS ON 121.59(B). (Closed - Acceptable Alternate Action)
Issued: 14-APR-1975	To: CIVIL AERONAUTICS BOARD	A-75-34
NOT PERMIT THE REPLACEMENT AIR TAXI COMMUTER CARRIER TO DISPLAY THE CERTIFICATED CARRIER\'S TRADEMARK OR LOGOTYPE UNLESS THE CERTIFICATED CARRIER ASSUMES A SUPERVISORY ROLE FOR THE SAFETY OF THE COMMUTER OPERATIONS, INCLUDING TRAINING AND MAINTENANCE. (Closed - Acceptable Alternate Action)

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Map

This map shows the airport of departure and the intended destination of the flight. The line between the airports does not display the exact flight path.
Distance from Pittsburgh International Airport, PA to Johnstown-Cambria County Airport, PA as the crow flies is 119 km (75 miles).
Accident location: Approximate; accuracy within a few kilometers.

This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.

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Beech 99

239 built
7^th loss
4^th fatal accident
2^nd worst accident (at the time)
7^th worst accident (currently)

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