# NTSB LAX86LA332: Cessna TR182RG, N738WQ, San Jose, CA, August 26, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: August 26, 1986, 16:05 local (23:05 UTC)
- Place: San Jose, CA
- Coordinates: 37.339046, -121.900527 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.3390&lon=-121.9005&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 25240
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX86LA332
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/25240/pdf
- Page: https://openairdocs.org/ntsb/LAX86LA332

## Sequence of events

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

- Airframe/component/system failure/malfunction, landing
  - hydraulic system,line - cracked (cause)
  - fluid,hydraulic - leak (cause)
- In flight collision with terrain/water, landing
  - landing gear,normal retraction/extension assembly - pressure too low (cause)
  - gear extension - not possible, pilot in command (cause)

## Analysis

THE PLT WAS UNABLE TO FULLY EXTEND THE LANDING GEAR AND THE ACFT COLLIDED WITH THE SURFACE OF RWY 30R DURING LANDING. POST ACCIDENT INSPECTION REVEALED THE GEAR DOWN HOSE ASSEMBLY WAS RUPTURED THUS ALLOWING FOR A LOSS OF HYDRAULIC FLUID.

## Aircraft

- Registration: [N738WQ](https://openairdocs.org/deregistered/N738WQ-1988-10-04), registration cancelled 1988-10-04, S/N R18200970 (OpenAirDocs)
- Reported make and model: CESSNA TR182RG
- Registry model: [Cessna TR182](https://openairdocs.org/model/cessna-tr182) (registry code 2072735) (OpenAirDocs)
- Category: Airplane
- Serial number: 182-00970
- Airframe hours: 822
- Engines: LYCOMING O-540-L3C5D 235 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: William G. Dunn
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, August 14, 1986, 4 hours before
- Departed: MCE, MERCED, CA
- Destination: SJC, SAN JOSE, CA
- Airport: SJC, San Jose Intl., runway 30R, 4,419 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 61; private; airplane ratings: single-engine land; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 1,700 total, 500 in this make and model, 1,700 as pilot in command, 10 in the last 90 days, 4 in the last 30 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 310° at 8 knots
- Visibility: 50 statute miles
- Lowest ceiling: none
- Altimeter: 29.00 inHg
- Observed at: SJC

## 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 19860826042609A](https://openairdocs.org/incident/19860826042609A), Aug 26, 1986: Cessna TR182, San Jose, CA, Substantial damage. The aircraft landed with the wheels partially extended. A gear down hydraulic hose was found to be ruptured.

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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