Hiller Acft SL-4 N9728C
21 July 1970 · Williams, Arizona, United States · No injuries
Summary
On 21 July 1970 at about 08:00 local time, a Hiller Acft SL-4 registered N9728C, operated by H Wayne Learn, was involved in an accident during the landing phase of flight near Williams, Arizona, United States. 3 people were on board and nobody was injured. The aircraft was substantially damaged. No probable cause statement is available for this record.
The record
- Date
- at 08:00
- Classification
- Accident
- Location
- Williams, Arizona, United States
- Coordinates
- Not recorded
- Aircraft
- Hiller Acft SL-4
- Registration
- N9728C
- Category
- Helicopter
- Engines
- 1
- Operator
- H Wayne Learn
- Operating rule
- Air Taxi Operator
- Purpose of flight
- Air Taxi-Passenger Operations
- Phase of flight
- Landing
- Route
- Kendrick Mt Base → Local
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Daylight
- NTSB number
- 3-4232
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 3 | 0 | 0 | 0 | 3 |
Probable cause
The NTSB has not published a probable cause for this record. No probable cause statement is present in the source data.
Nothing about the cause is stated here that is not in the source record.
Read the full NTSB narrative
PLT SAID HE LNDD TOO CLOSE TO PICKUP TRUCK, FAILED TO NOTICE WHIP ANTENNA.M/R BLADE HIT ANTENNA.
Quoted verbatim from the NTSB record.
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 20 Jan 1970 | Piper PA-28 | Norwood, Massachusetts, United States | E W Wiggins AI | No injuries | - |
| 10 Mar 1970 | Cessna 182 | Albany, New York, United States | McIntyre Aviat | No injuries | - |
| 12 Apr 1970 | N American SNJ-4 | Dothan, Alabama, United States | - | No injuries | - |
| 8 Mar 1970 | Cessna 182 | Ridgely, Maryland, United States | Charles B Todd | No injuries | - |
| 24 Jul 1970 | Piper PA-28 | Torrance, California, United States | Sperry Air SER | No injuries | - |
| 12 Dec 1970 | Aeronca 11AC | Butler, Georgia, United States | - | Fatal | 2 |