# NTSB MIA77FKQ35: Bell MK5-B, N4227A, Lambert, MS, August 23, 1977

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: August 23, 1977
- Place: Lambert, MS · LAMBERT, MS
- Location: 34.2006° N, 90.2845° W: Placed by OpenAirDocs: center of Lambert, MS, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.2006&lon=-90.2845&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report November 14, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 146378
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA77FKQ35
- Page: https://openairdocs.org/ntsb/MIA77FKQ35

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2422  77/8/23  NR.LAMBERT,MS         BELL MK5-B          CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 28, 2175
        TIME - 1800                    N4227A              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 1265 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         LAMBERT,MS                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: CROP                                      IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED ALTITUDE AND CLEARANCE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2175                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - BEANS                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          GLOVES - NOT USED                                        GOGGLES - NOT USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - INSTALLED
          CRASH BAR - INSTALLED                                    TANK/HOPPER-LOCATION - SIDES
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  160
          SWATH RUN-HOW FLOWN - UPWIND
```

## Aircraft

- Registration: [N4227A](https://openairdocs.org/deregistered/N4227A-2013-10-23), registration cancelled 2013-10-23, S/N 84, built 1948 (OpenAirDocs)
- Reported make and model: BELL MK5-B
- Registry model: [Bell 47D1](https://openairdocs.org/model/bell-47d1) (registry code 1180802) (OpenAirDocs)
- Registry engine: [Franklin 6V4 series](https://openairdocs.org/engine/franklin-6v4-series) (registry code 27033, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## 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 19770823022649A](https://openairdocs.org/incident/19770823022649A), Aug 23, 1977: Bell 47D1, Lambert, MS, Destroyed

## Other investigations on N4227A (3)

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.

- [NTSB MIA79FKQ11](https://openairdocs.org/ntsb/MIA79FKQ11), Jun 8, 1979: Bell 47D (N4227A), Parchman, MS, substantial damage
- [NTSB FTW74FPM29](https://openairdocs.org/ntsb/FTW74FPM29), Jun 19, 1974: EL Tomcat 47 (N4227A), Zafra, OK, destroyed
- [NTSB NYC66A0149](https://openairdocs.org/ntsb/NYC66A0149), Jun 7, 1966: Bell 47D1 (N4227A), Newark, MD, substantial 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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