Hiller UH-12E N172ET
17 June 1986 · Delano, California, United States · No injuries
Summary
On 17 June 1986 at about 17:30 local time, a Hiller UH-12E registered N172ET was involved in an accident near Delano, California, United States. One person was on board and nobody was injured. The aircraft was substantially damaged. No probable cause statement is available for this record.
The record
- Date
- at 17:30
- Classification
- Accident
- Location
- Delano, California, United States
- Nearest airport
- Delano (DLO)
- Coordinates
- Not recorded
- Aircraft
- Hiller UH-12E
- Registration
- N172ET
- Category
- Helicopter
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Positioning
- Phase of flight
- Not recorded
- Route
- Unknown → Riverside
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- LAX86DVA09
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 1 |
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
THE HELICOPTER ROTOR BLADE DELAMINATED SHORTLY AFTER DEPARTING THE OPERATOR'S NORTH BASE AT DELANO, CA. THE INVESTIGATION DETERMINED THE BLADE CONTAINED EXTENSIVE VOIDS ON THE BOND LINE. THE BLADE WAS REJECTED BY THE MANUFACTURER AS BEING UNAIRWORTHY. THE OPERATOR BOUGHT THE BLADE IN AN AS IS CONDITION. THE OPERATOR COULD NOT PRODUCE ANY YELLOW SERVICEABLE TAGS. INVESTIGATOR'S COULD NOT DETERMINE WHO OVERHAULED THE BLADES.
Quoted verbatim from the NTSB record.
Other Hiller UH-12E accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 15 Jul 1986 | Hiller UH-12E | Pataskala, Ohio, United States | Agri-Copter, Inc. | No injuries | - |
| 13 Sep 1986 | Hiller UH-12E | Norias, Texas, United States | - | No injuries | - |
| 18 Sep 1986 | Hiller UH-12E | Lemoore, California, United States | West Farm Air | Minor injuries | - |
| 7 Sep 1986 | Hiller UH 12E | Gonzales, California, United States | - | No injuries | - |
| 7 Feb 1986 | Hiller UH-12E | Lodi, California, United States | Alpine Helicopter Service, Inc | No injuries | - |
| 29 Sep 1986 | Hiller UH-12E | Visalia, California, United States | - | Fatal | 1 |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 29 Jun 1986 | Cessna 150 | Hesperia, California, United States | - | No injuries | - |
| 1 Nov 1986 | Luscombe 8A | Half Moon Bay, California, United States | - | No injuries | - |
| 28 Jun 1986 | Schleicher ASW-19 | Warner Springs, California, United States | Mark A. Miller | No injuries | - |
| 2 Nov 1986 | Learjet 24 | Lake Tahoe, California, United States | - | No injuries | - |
| 30 Jun 1986 | Piper PA-18-150 | Ukiah, California, United States | - | No injuries | - |
| 6 Nov 1986 | Beechcraft K35 | San Diego, California, United States | Dean Holt | Minor injuries | - |