# NTSB MKC71DCD12: Brantly B2B, N2288U, Storm Lake, IA, July 27, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 27, 1970
- Place: Storm Lake, IA · STORM LAKE, IA
- Location: 42.6430° N, 95.1965° W: Placed by OpenAirDocs: center of Storm Lake, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.6430&lon=-95.1965&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 27, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 107704
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC71DCD12
- Page: https://openairdocs.org/ntsb/MKC71DCD12

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4233  70/7/27    STORM LAKE,IOWA     BRANTLY B2B         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 40, 3576
        TIME - 1300                    N2288U              PX-  0  0  1  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 845 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - STORM LAKE
        DEPARTURE POINT             INTENDED DESTINATION
          STORM LAKE,IOWA             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           WEATHER - HIGH TEMPERATURE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      82
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          240                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- SURVEYING CORN FLD TO BE POLLINATED.PLT SAID LOST LIFT AFT PULL UP AND L TURN.NEAR MAX GWT.
```

## Aircraft

- Registration: [N2288U](https://openairdocs.org/aircraft/N2288U), registered now, S/N 459, built 1966 (OpenAirDocs)
- Reported make and model: BRANTLY B2B
- Registry model: [Brantly B-2B](https://openairdocs.org/model/brantly-b-2b) (registry code 1440506) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Storm Lake

## Other investigations on N2288U (1)

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 MKC67A0070](https://openairdocs.org/ntsb/MKC67A0070), May 22, 1967: Brantly B-2B (N2288U), Swanton, NE, 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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