# NTSB MKC71DDQ02: Piper PA-18, N1637A, Ludlow, SD, July 6, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 6, 1970
- Place: Ludlow, SD · LUDLOW, SD
- Location: 45.8344° N, 103.3766° W: Placed by OpenAirDocs: center of Ludlow, SD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.8344&lon=-103.3766&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report April 21, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 114043
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC71DDQ02
- Page: https://openairdocs.org/ntsb/MKC71DDQ02

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2800   70/7/6    LUDLOW,S DAK        PIPER PA-18         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 34, 2300
        TIME - 1045                    N1637A              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 2050 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - NYGARD RANCH
        DEPARTURE POINT             INTENDED DESTINATION
          LUDLOW,S DAK                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           COLLIDED WITH: FENCE,FENCEPOSTS                          TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - PREMATURE LIFT-OFF
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -    4                       KIND OF OPERATION - OTHER
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - AFT OF PILOT
        REMARKS- ACFT HIT FENCE POSTS.WING,FUSELAGE DMG.WIND GUSTING.SPRAYING CATTLE.
```

## Aircraft

- Registration: [N1637A](https://openairdocs.org/deregistered/N1637A-2019-11-01), registration cancelled 2019-11-01, S/N 18-1282, built 1951 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18](https://openairdocs.org/model/piper-pa-18) (registry code 7101802) (OpenAirDocs)
- Registry engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Nygard Ranch

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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