# NTSB CHI70FDJ20: Tailwind ACB-2, N55Y, Milwaukee, WI, May 26, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 26, 1970
- Place: Milwaukee, WI · MILWAUKEE, WI
- Location: 43.0389° N, 87.9065° W: Placed by OpenAirDocs: center of Milwaukee, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.0389&lon=-87.9065&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 27, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 125439
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI70FDJ20
- Page: https://openairdocs.org/ntsb/CHI70FDJ20

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0531  70/5/26    MILWAUKEE,WIS       TAILWIND, ACB-2     CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 46, 2300
        TIME - 0930                    N55Y                PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 115 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MITCHELL FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          MINNEAPOLIS,MINN            MILWAUKEE,WIS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER COMPENSATION FOR WIND CONDITIONS
           MISCELLANEOUS ACTS,CONDITIONS - NOT ALIGNED WITH RUNWAY/INTENDED LANDING AREA
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        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                  RELATIVE BEARING OF WIND
          NONE                                                     RIGHT QUARTERING HEAD WIND 023-067 DEGREES
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          280                                                       16
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- WIND GUSTING 23 KT.
```

## Aircraft

- Registration: N55Y (not matched to a registry record)
- Reported make and model: TAILWIND, ACB-2
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Mitchell Field

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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