# NTSB FTW82DA092: Colonial C-1, N254B, Grand Prairie, TX, March 13, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: March 13, 1982, 12:50 local (18:50 UTC)
- Place: Grand Prairie, TX
- Coordinates: 32.729907, -96.999969 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=32.7299&lon=-97.0000&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 13, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 70880
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW82DA092
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/70880/pdf
- Page: https://openairdocs.org/ntsb/FTW82DA092

## Sequence of events

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

- On ground/water collision with object, landing - roll
  - terrain condition - water,glassy
  - object - submerged object (cause)

## Analysis

DURING A LANDING ON MOUNTAIN CREEK LAKE, THE AIRCRAFT STRUCK A SUBMERGED OBJECT IN THE WATER.  THE PLANE WAS TAXIED TO A BOAT RAMP.  AN INSPECTION REVEALED THAT THE HULL WAS DENTED, A NOSE GEAR DOOR WAS BENT, AND TWO BOLTS ON THE LEFT WING SPONSON HAD FAILED.

## Aircraft

- Registration: [N254B](https://openairdocs.org/aircraft/N254B), registered now, S/N 14, built 1957 (OpenAirDocs)
- Reported make and model: COLONIAL C-1
- Registry model: [Colonial C-1](https://openairdocs.org/model/colonial-c-1) (registry code 5110102) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane, amateur-built
- Serial number: 14
- Airframe hours: 1900
- Engines: LYCOMING O-320-A3A 150 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: M J Brundage
- Registered owner: M J Brundage
- Departed: FT WORTH, TX
- Destination: FT WORTH, TX

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; airline transport; airplane ratings: single-engine sea, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; flight hours: 9,000 total, 65 in this make and model, 9,000 as pilot in command, 234 in the last 90 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 40° at 8 knots
- Visibility: 15 statute miles
- Lowest ceiling: 2,500 ft overcast
- Temperature: 167 °F
- Altimeter: 29.00 inHg
- Observed at: DAL, 10 nm away

## 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 19820313003709A](https://openairdocs.org/incident/19820313003709A), Mar 13, 1982: Conaer C1, Grand Prairie, TX, Substantial damage. Amphibian struck a submerged object while landing on a lake. Left pontoon severed, hull damage.

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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