- Date
- May 4, 1979
- Place
- Sevierville, TN · SEVIERVILLE, TN
- Injuries
- 3 uninjured
- Damage
- Substantial damage
- Phase of flight
- Approach
- Aircraft
- N123SMCessna 421
- Status
- Completed · report July 10, 1979
- Report
- Brief approved by the director
- FAA report
- 19790504015089A
- Case key
- 136236
From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.
On this page
NTSB brief
NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.
---------------------------------------------------------------------------------------------------------------------------- FILE DATE LOCATION AIRCRAFT DATA INJURIES FLIGHT PILOT DATA F S M/N PURPOSE ---------------------------------------------------------------------------------------------------------------------------- 3-1047 79/5/4 SEVIERVILLE,TN CESSNA 421 CR- 0 0 1 COMMERCIAL COMMERCIAL, AGE 32, 1995 TIME - 1130 N123SM PX- 0 0 2 AIR TAXI-PASSG TOTAL HOURS, 420 IN TYPE, DAMAGE-SUBSTANTIAL OT- 0 0 0 INSTRUMENT RATED. NAME OF AIRPORT - SEVIER-GATLINBURG DEPARTURE POINT INTENDED DESTINATION KNOXVILLE,TN SEVIERVILLE,TN TYPE OF ACCIDENT PHASE OF OPERATION UNDERSHOOT LANDING: FINAL APPROACH GEAR COLLAPSED LANDING: ROLL PROBABLE CAUSE(S) PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE FACTOR(S) AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: OTHER MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE REMARKS- AIRCRAFT STRUCK OPEN DRAINAGE DITCH AFTER LEAVING RUNWAY.
Aircraft
- Registration
- N123SM
- Reported as
- Cessna 421
- Category
- Airplane
- Engine
- reciprocating
- Damage
- Substantial damage
- Airport
- Sevier-Gatlinburg
N123SMRegistration cancelled Apr 29, 2026 · Cessna 421Airframe modelCessna 421Engine modelContinental GTSIO-520-C
Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.
FAA reports on this event · 1
The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.
Other investigations on N123SM · 2
Matched to the same aircraft by N-number and date.
NTSB CEN23LA267Accident · No injuriesClass 3 · LimitedFinal reportRockport, TXThe failure of the left engine starter adapter gear, which resulted in catastrophic damage to other engine components, and the subsequent loss of engine power.NTSB ATL83LA120Accident · No injuriesLimited investigationFinal reportDayton, TNThe Cessna 421 collided with trees during the landing approach while on a corporate flight. The weather was IMC at the accident site and the acft was on an IFR flight plan. The acft was substantially damaged but the pilot was not injured. The acft contacted…