Westland 30-100 N5830T
8 November 1983 · Long Beach, California, United States · Serious injuries
Summary
On 8 November 1983 at about 01:00 local time, a Westland 30-100 registered N5830T was involved in an accident near Long Beach, California, United States. 6 people were on board and 2 were seriously injured, 4 had minor injuries. The aircraft was destroyed. No probable cause statement is available for this record.
The record
- Date
- at 01:00
- Classification
- Accident
- Location
- Long Beach, California, United States
- Nearest airport
- Los Alamitos Aaf (SLI)
- Coordinates
- 33.8203, -118.1097
- Aircraft
- Westland 30-100
- Registration
- N5830T
- Category
- Helicopter
- Engines
- 2
- Operator
- Not recorded
- Operating rule
- Part 135: Air Taxi & Commuter
- Purpose of flight
- Unknown
- Phase of flight
- Not recorded
- Route
- Los Angeles → Orange County
- Aircraft damage
- Destroyed
- Weather
- VMC
- Light
- Dusk
- NTSB number
- LAX84AA054
People
2 people were seriously injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 6 | 0 | 2 | 4 | 0 |
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
AT 4,000 FT MSL DIRECTIONAL CONTROL WAS LOST. WITNESSES OBSERVED THE HELICOPTER DESCENDING THROUGH THE LOCALIZED CLOUD LAYER IN A LEFT HIGH-ROTATION TURN, WITH THE PITCH ATTITUDE VARYING & ITS RATE OF DESCENT 'VERY FAST.' THE HELICOPTER THEN COLLIDED WITH HIGH TENSION WIRES. THE T/R SERVO WAS FOUND ATTACHED TO THE VERT STABILIZER MOUNT WITH THE UPPER PORTION OF THE N-DEG-2 LEVER ATTACHED TO IT. THE PITCH CHANGE LEVER FROM THE SERVO TO THE 90-DEG GEARBOX HAD FRACTURED DO TO HIGH CYCLE FATIGUE. THE T/R BLADES CONTAINED COUNTERWEIGHTS WHICH ARE DESIGNED, TOGETHER WITH AERODYNAMIC AIRLOADS, TO ASSIST IN RETURNING THE BLADES TO A NEAR 'NEUTRAL' PITCH IN THE EVENT OF A T/R DRIVE AND/OR PITCH CONTROL LEVER FAILURE.
Quoted verbatim from the NTSB record.
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 11 Mar 1983 | Enstrom F280C | Concord, California, United States | Air Executive | Minor injuries | - |
| 23 Oct 1983 | Ercoupe (Eng & Research Corp ) 415-CD | Compton, California, United States | - | Fatal | 1 |
| 11 Mar 1983 | Van's RV-3A | Bakersfield, California, United States | - | No injuries | - |
| 12 Mar 1983 | Cessna 150L | Daggett, California, United States | - | Minor injuries | - |
| 9 Nov 1983 | Cessna 172N | Woodland, California, United States | River City Air/Charter | Minor injuries | - |
| 12 Mar 1983 | Piper PA-38-112 | Fresno, California, United States | - | No injuries | - |