# NTSB MIA72AM028: Douglas DC-4M, Sarasota, FL, September 17, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 17, 1971
- Place: Sarasota, FL · SARASOTA, FL
- Location: 27.3383° N, 82.5437° W: Placed by OpenAirDocs: center of Sarasota, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=27.3383&lon=-82.5437&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report August 30, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 164528
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA72AM028
- Page: https://openairdocs.org/ntsb/MIA72AM028

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
E-0016  71/9/17    SARASOTA,FLA        DOUGLAS DC-4M       CR-  0  0  2  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 1320                    CF-UXB              PX-  0  0  0  CORP/EXEC                 49, 14500 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            8500 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - SARASOTA
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          SARASOTA,FLA                SO.CAICOS                    MIAMI,FLA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           WHEELS-UP                                                LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: NORMAL RETRACTION/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           AIRFRAME - LANDING GEAR: EMERGENCY/EXTENSION ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY INSTALLED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - INTENTIONAL WHEELS-UP
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED MECHANICAL DISCREPANCY
        REMARKS- L GR UPLATCH UPPER LINK ASSY FAILED.UN LOWER GR BY EMER SYS DUE IMPROPER BOLT INSTALLED.
```

## Aircraft

- Registration: CF-UXB (not matched to a registry record)
- Reported make and model: DOUGLAS DC-4M
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Sarasota

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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