# NTSB IAD71AI002: Short Bros SC7-3, N21CK, Washington, DC, July 2, 1970

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 2, 1970
- Place: Washington, DC · WASHINGTON, DC
- Location: 38.8951° N, 77.0364° W: Placed by OpenAirDocs: center of Washington, DC, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.8951&lon=-77.0364&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report March 8, 1971
- Safety recommendations: Yes
- NTSB case key (mKey): 80098
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD71AI002
- Board report AAR7106 (PDF): https://www.ntsb.gov/investigations/AccidentReports/Reports/AAR7106.pdf
- Page: https://openairdocs.org/ntsb/IAD71AI002

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0594   70/7/2    WASHINGTON,DC       SHORT BROS SC7-3    CR-  2  0  0  COMMERCIAL                ATP,FLIGHT INSTR., AGE
        TIME - 0948                    N21CK               PX-  0  0  0  COMMUTER AIR CARRIER      46, 10272 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0  AIR TAXI-CARGO S-D        108 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - WASHINGTON NATL
        DEPARTURE POINT             INTENDED DESTINATION
          JFK INTL ARPT,NY            WASHINGTON,DC
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            LANDING: FINAL APPROACH
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY LOADED AIRCRAFT-WEIGHT-AND/OR C.G.
           MISCELLANEOUS ACTS,CONDITIONS - CARGO SHIFTED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        REMARKS- LOSS OF EFF ELEVR CTL DUE FWD SHIFT OF IMPROPERLY SCRD CARGO WHEN ACFT IN STEEP NOSEDWN ATTITUDE.
```

## Aircraft

- Registration: N21CK (not matched to a registry record)
- Reported make and model: SHORT BROS SC7-3
- Category: Airplane
- Engines: turbo prop
- Damage: Destroyed
- Airport: Washington Natl

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

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From OpenAirDocs.org, an independent open copy of NTSB and FAA data. The NTSB's own report is the official record of an investigation.