# NTSB MKC72FCD08: Bell 47-G5, N4705R, New Market, IA, July 20, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 20, 1971
- Place: New Market, IA · NEW MARKET, IA
- Location: 40.7326° N, 94.9000° W: Placed by OpenAirDocs: center of New Market, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.7326&lon=-94.9000&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 7, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 163120
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC72FCD08
- Page: https://openairdocs.org/ntsb/MKC72FCD08

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3161  71/7/20    NEW MARKET,IOWA     BELL 47-G5          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 33, 2800
        TIME - 1045                    N4705R              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 1520 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          NEW MARKET,IOWA             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  700                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - CORN                                      TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - UNKNOWN/NOT REPORTED              TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  1000                SWATH RUN-HOW FLOWN - UPWIND
        REMARKS- ENG CKD OK,ALT TOO LOW FOR PROPER RECVRY.
```

## Aircraft

- Registration: [N4705R](https://openairdocs.org/aircraft/N4705R), registered now, S/N 7911 (OpenAirDocs)
- Reported make and model: BELL 47-G5
- Registry model: [Bell 47G-5](https://openairdocs.org/model/bell-47g-5) (registry code 1181032) (OpenAirDocs)
- Registry engine: [Lycoming 0-435A/0-435C](https://openairdocs.org/engine/lycoming-0-435a-0-435c) (registry code 41517, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

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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