# NTSB NYC83LA155: Cessna TU-206G, N9858Z, Block Island, RI, June 26, 1983

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: June 26, 1983, 15:00 local (19:00 UTC)
- Place: Block Island, RI
- Location: 41.1918° N, 71.5745° W: Placed by OpenAirDocs: center of Block Island, RI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.1918&lon=-71.5745&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 35213
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC83LA155
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35213/pdf
- Page: https://openairdocs.org/ntsb/NYC83LA155

## Sequence of events

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

- Nose over, taxi - to takeoff
  - landing gear,float assembly - leak (contributing factor)
  - aircraft preflight - improper, pilot in command (cause)

## Analysis

THE FLOAT ACFT NOSED OVER DURING TAXI FOR TAKEOFF. THE PILOT HAD PICKED UP THIS ACFT 2 DAYS BEFORE IN FARMINGDALE NY WHERE A SET OF FLOATS HAD BEEN INSTALLED. HE FLEW TO BLOCK ISLAND TO PICK UP 4 PASSENGERS AND BAGGAGE. DURING DOWNWIND TAXI FOR TAKEOFF POSITION THE ACFT WAS TAKING WATER OVER THE FRONT OF THE FLOATS. DURING TAKEOFF RUN THE PILOT SAID THE ACFT FELT HEAVY SO HE ABORTED. ONE PASSENGER AND ALL BAGGAGE WAS TAKEN OFF FOR A 2ND TAKEOFF ATTEMPT WHICH HAD SIMILIAR RESULTS. A 2ND PASSENGER WAS DEPLANED AND THE ACFT SEEMED TO BE FLOATING BETTER. DURING TAXI AT 5 TO 10 KTS WITH A 5 TO 8 KT TAILWIND THE FLOATS STARTED TO GO UNDER AND BEFORE THE PILOT COULD STOP THE ACFT THE FLOATS TUCKED UNDER AND THE ACFT NOSED OVER. ALL 3 OCCUPANTS EVACUATED WITH NO INJURIES BEFORE THE ACFT SANK.

## Aircraft

- Registration: N9858Z (not matched to a registry record)
- Reported make and model: CESSNA TU-206G
- Category: Airplane
- Serial number: U20606705
- Airframe hours: 16
- Engines: CONTINENTAL TSIO-520-M 310 horsepower reciprocating
- Damage: Substantial damage
- Flight: Business, Part 91
- Registered owner: Ventura Air Service
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, June 3, 1983, 16 hours before
- Departed: MANHASSET BAY, NY
- Destination: GREAT SALT POND, RI
- Airport: Block Island

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 60; commercial, flight instructor; airplane ratings: multi-engine sea, single-engine land, multi-engine land, single-engine sea; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: left; flight hours: 15,400 total, 253 in this make and model, 14,600 as pilot in command, 15 in the last 90 days, 6 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 5 knots, gusting 7
- Visibility: 8 statute miles
- Lowest ceiling: none
- Temperature: 72 °F

## 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 19830626034529A](https://openairdocs.org/incident/19830626034529A), Jun 26, 1983: Cessna TU206G, Block Island, RI, Substantial damage. Aircraft floats dug and caused a nose over during water taxi for takeoff. Evaluation of causal factor not given.

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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