# NTSB NYC71DFD28: Thurston TSC-1A, N2005T, Haverhill, MA, December 27, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 27, 1970
- Place: Haverhill, MA · HAVERHILL, MA
- Location: 42.7762° N, 71.0773° W: Placed by OpenAirDocs: center of Haverhill, MA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.7762&lon=-71.0773&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report October 14, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 159538
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC71DFD28
- Page: https://openairdocs.org/ntsb/NYC71DFD28

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4558  70/12/27   HAVERHILL,MASS      THURSTON TSC-1A     CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 46, 227
        TIME - 1530                    N2005T              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 167 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - HAVERHILL
        DEPARTURE POINT             INTENDED DESTINATION
          HAVERHILL,MASS              LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: RUN
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - ANTI-ICING/DEICING EQUIPMENT-IMPROPER OPERATION OF/OR FAILED TO USE
           MISCELLANEOUS ACTS,CONDITIONS - ICE-CARBURETOR
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
           TERRAIN - WET,SOFT GROUND
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      35
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          300                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- ENG LOST PWR ABT L/O,CONT FLT TO CLR ROAD AND WIRES LNDD ON SNOW CVRD SWAMP.
```

## Aircraft

- Registration: [N2005T](https://openairdocs.org/deregistered/N2005T-2022-09-03), registration cancelled 2022-09-03, S/N 5, built 1970 (OpenAirDocs)
- Reported make and model: THURSTON TSC-1A
- Registry model: [Thurston TSC-1A](https://openairdocs.org/model/thurston-tsc-1a) (registry code 8960404) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Haverhill

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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