ASN Wikibase Occurrence # 13476
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| Date: | Thursday 31 December 1970 |
| Time: | 13:15 |
| Type: |  Piper PA-30-160 Twin Comanche |
| Owner/operator: | Private |
| Registration: | N7667Y |
| MSN: | 30-744 |
| Fatalities: | Fatalities: 3 / Occupants: 3 |
| Aircraft damage: | Destroyed |
| Category: | Accident |
| Location: | Half Moon Bay Airport, Half Moon Bay, San Mateo County, California -
 United States of America
|
| Phase: | Initial climb |
| Nature: | Training |
| Departure airport: | Half Moon Bay Airport, Half Moon Bay, California (HAF/KHAF) |
| San Carlos Airport, San Carlos, California (SQL/KSQL) | |
| Investigating agency: | NTSB |
| Confidence Rating: |  Information is only available from news, social media or unofficial sources |
Written off (destroyed) December 31 1970 when stalled and crashed during initial climb out phase from a "touch and go" landing and take off from Half Moon Bay Airport, Half Moon Bay, San Mateo County, California (at approximate co ordinates 37°30′48″N, 122°30′04″W); all three persons on board (instructor, pilot under training and one passenger) were killed. Per the Official NTSB report into the accident:
"PROBABLE CAUSE(S)
POWER PLANT - POWER PLANT FAILURE FOR UNDETERMINED REASONS
DUAL STUDENT - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
PILOT IN COMMAND - INADEQUATE SUPERVISION OF FLIGHT
FACTOR(S)
MISCELLANEOUS ACTS,CONDITIONS - INCORRECT TRIM SETTING - TOUCH AND GO LANDING"
Fuel selector left main, right cross-feed. Validity undetermined due to impact damage. Stabilator trim approximately full nose up.
Registration N7667Y cancelled by the FAA on February 25, 1971
Accident investigation:
|
Sources:
1. NTSB Identification: OAK71AP030 at https://www.ntsb.gov/_layouts/ntsb.aviation/brief.aspx?ev_id=58073&key=0
2. FAA: http://registry.faa.gov/aircraftinquiry/NNum_Results.aspx?NNumbertxt=7667Y
3. http://planecrashmap.com/plane/ca/N7667Y/
Revision history:
| Date/time | Contributor | Updates |
|---|---|---|
| 25-Feb-2008 12:00 | ASN archive | Added |
| 27-Jan-2017 18:12 | Dr. John Smith | Updated [Operator, Location, Phase, Nature, Departure airport, Destination airport, Source, Narrative] |
| 27-Jan-2017 18:14 | Dr. John Smith | Updated [Aircraft type] |
Corrections or additions? ... Edit this accident description
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