# NTSB LAX84LA340: Cessna 152, N4972B, San Carlos, CA, June 8, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 8, 1984, 13:40 local (20:40 UTC)
- Place: San Carlos, CA
- Coordinates: 37.489177, -122.260116 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.4892&lon=-122.2601&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 24302
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX84LA340
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24302/pdf
- Page: https://openairdocs.org/ntsb/LAX84LA340

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - on ground/water, takeoff - roll/run
  - weather condition - crosswind (contributing factor)
  - compensation for wind conditions - inadequate, pilot in command (cause)
  - directional control - not maintained, pilot in command (cause)
- On ground/water collision with object, takeoff - roll/run
  - object - approach light/navaid
- Nose over, takeoff - roll/run

## Analysis

THE STUDENT PLT LOST DIRECTIONAL CONTROL ON THE TAKEOFF ROLL, VEERED OFF THE RWY & NOSED OVER. WINDS WERE REPORTED AS 160 DEG AT 10 KTS.

## Aircraft

- Registration: N4972B (not matched to a registry record)
- Reported make and model: CESSNA 152
- Category: Airplane
- Serial number: 15283732
- Airframe hours: 2184
- Engines: LYCOMING O-235-L2C 110 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Transbay Aviation
- Registered owner: Carlisle A. Jacobsen
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, May 11, 1984, 7 hours before
- Departed: SQL, SAN CARLOS, CA
- Airport: SQL, San Carlos, runway 30, 2,600 × 75 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 43; student; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 33 total, 33 in this make and model, 3 as pilot in command, 20 in the last 90 days, 5 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 260° at 10 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 70 °F, dew point 50 °F
- Altimeter: 30.00 inHg
- Observed at: SQL

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19840608023379A](https://openairdocs.org/incident/19840608023379A), Jun 8, 1984: Cessna 152, San Carlos, CA, Substantial damage. Wind shifted just after liftoff. Blew aircraft off side of runway, settled on ground, rolled, nosed over on back.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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