19980418007199A

Accident · Substantial damage

FAA accident report · Amtr S51D · Vero Beach, FL · April 18, 1998

Date
April 18, 1998 · 09:30 local
Place
Vero Beach, FL
Airport
Vero Beach Municipal
Phase of flight
Forced Landing
Operating rules
General operating rules (Part 91)
Damage
Substantial damage
Aircraft
N51S
NTSB investigation
NTSBATL98LA062
Reported as
Amtr S51D
People aboard
2
Fatal injuries
0
Pilot’s flight hours
2,413 total386 in this make and model54 in the last 90 days

From the FAA’s Accident/Incident Data System (AIDS), through its Aviation Safety Information Portal, as reported. The NTSB investigates accidents separately, and its record of an accident is the fuller one. The aircraft is matched to the registry by N-number and event date, checked against the reported make and model; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

What happened

The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.

On April 18, 1998, at 0930 eastern daylight time, a stewart 51 inc., S-51D, N51S, collided with the ditch on the departure end of the runway, according to the pilot, during an attempted forced landing on runway 29R at the Vero Beach Municipal Airport in Vero Beach, Florida. The personal flight operated under the provisions of title 14 CFR part 91 with no flight plan filed. Recovered weather data disclosed that visual weather conditions prevailed at the time of the accident. According to an official of stewart 51 inc., the operator, the airplane sustained substantial airframe damage. The commercial rated pilot, and his passenger were not injured. The flight departed Vero Beach, Florida, at 0925. According to he operator, the flight was on climb out when the pilot experienced a loss of engine power. The pilot radioed the air traffic control tower and reported the engine problem. The pilot was cleared for a downwind emergency landing on runway 29R. Reportedly, the winds were 130 degrees at 14 knots. The airplane landed on the first 1/3 of the runway, and rolled off the departure end of the 3500 foot long paved surface on to the rough and uneven grassy surface. According to the operator, the engine never quit running throughout the emergency, but there was a reduction in engine power. The pilot also reported that the propeller blade pitch went to an uncommanded high pitch poistion. The uncommanded high pitch is normally associated with the loss of oil pressure in the propeller hub. The examination of the engine assembly disclosed that the engine oil tank was ruptured, and there was no oil recovered from the engine lubrication system. The examination of the oil tank assembly disclosed that a plastic pulg blocked the oil tank breather line. Accordingly to the operator of the airplane, the oil tank had been removed, and was painted several days prior to the accident. During the painting operation, all holes in the tank, including the oil tank breather line, were covered with plastic plugs. (-23) after takeoff aircraft had engine failure. Pilot executed an emergency landing on runway 29R with a strong tailwind. Unable to stop & went off the end of runway with substantial damage to the aircraft.

As the FAA filed it

ON APRIL 18, 1998, AT 0930 EASTERN DAYLIGHT TIME, A STEWART 51 INC., S-51D, N51S, COLLIDED WITH THE DITCH ON THE DEPARTURE END OF THE RUNWAY, ACCORDING TO THE PILOT, DURING AN ATTEMPTED FORCED LANDING ON RUNWAY 29R AT THE VERO BEACH MUNICIPAL AIRPORT IN VERO BEACH, FLORIDA. THE PERSONAL FLIGHT OPERATED UNDER THE PROVISIONS OF TITLE 14 CFR PART 91 WITH NO FLIGHT PLAN FILED. RECOVERED WEATHER DATA DISCLOSED THAT VISUAL WEATHER CONDITIONS PREVAILED AT THE TIME OF THE ACCIDENT. ACCORDING TO AN OFFICIAL OF STEWART 51 INC., THE OPERATOR, THE AIRPLANE SUSTAINED SUBSTANTIAL AIRFRAME DAMAGE. THE COMMERCIAL RATED PILOT, AND HIS PASSENGER WERE NOT INJURED. THE FLIGHT DEPARTED VERO BEACH, FLORIDA, AT 0925. ACCORDING TO HE OPERATOR, THE FLIGHT WAS ON CLIMB OUT WHEN THE PILOT EXPERIENCED A LOSS OF ENGINE POWER. THE PILOT RADIOED THE AIR TRAFFIC CONTROL TOWER AND REPORTED THE ENGINE PROBLEM. THE PILOT WAS CLEARED FOR A DOWNWIND EMERGENCY LANDING ON RUNWAY 29R. REPORTEDLY, THE WINDS WERE 130 DEGREES AT 14 KNOTS. THE AIRPLANE LANDED ON THE FIRST 1/3 OF THE RUNWAY, AND ROLLED OFF THE DEPARTURE END OF THE 3500 FOOT LONG PAVED SURFACE ON TO THE ROUGH AND UNEVEN GRASSY SURFACE. ACCORDING TO THE OPERATOR, THE ENGINE NEVER QUIT RUNNING THROUGHOUT THE EMERGENCY, BUT THERE WAS A REDUCTION IN ENGINE POWER. THE PILOT ALSO REPORTED THAT THE PROPELLER BLADE PITCH WENT TO AN UNCOMMANDED HIGH PITCH POISTION. THE UNCOMMANDED HIGH PITCH IS NORMALLY ASSOCIATED WITH THE LOSS OF OIL PRESSURE IN THE PROPELLER HUB. THE EXAMINATION OF THE ENGINE ASSEMBLY DISCLOSED THAT THE ENGINE OIL TANK WAS RUPTURED, AND THERE WAS NO OIL RECOVERED FROM THE ENGINE LUBRICATION SYSTEM. THE EXAMINATION OF THE OIL TANK ASSEMBLY DISCLOSED THAT A PLASTIC PULG BLOCKED THE OIL TANK BREATHER LINE. ACCORDINGLY TO THE OPERATOR OF THE AIRPLANE, THE OIL TANK HAD BEEN REMOVED, AND WAS PAINTED SEVERAL DAYS PRIOR TO THE ACCIDENT. DURING THE PAINTING OPERATION, ALL HOLES IN THE TANK, INCLUDING THE OIL TANK BREATHER LINE, WERE COVERED WITH PLASTIC PLUGS. (-23) AFTER TAKEOFF AIRCRAFT HAD ENGINE FAILURE. PILOT EXECUTED AN EMERGENCY LANDING ON RUNWAY 29R WITH A STRONG TAILWIND. UNABLE TO STOP & WENT OFF THE END OF RUNWAY WITH SUBSTANTIAL DAMAGE TO THE AIRCRAFT.

NTSB investigation

The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.

Other reports on N51S · 3

Matched to the same aircraft by N-number and date.