# NTSB CHI74DEE60: Amer Avco AA1-B, N6543L, Sugar Grove, IL, March 10, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 10, 1974
- Place: Sugar Grove, IL · SUGAR GROVE, IL
- Location: 41.7774° N, 88.4465° W: Placed by OpenAirDocs: center of Sugar Grove, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.7774&lon=-88.4465&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report April 22, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 186529
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI74DEE60
- Page: https://openairdocs.org/ntsb/CHI74DEE60

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0596  74/3/10    SUGAR GROVE,ILL     AMER AVCO AA1-B     CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 36, 19 TOTAL
        TIME - 1315                    N6543L              PX-  0  0  0  SOLO                      HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - AURORA MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          SUGAR GROVE,ILL             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           NOSE OVER/DOWN                                           LANDING: GO-AROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
           PERSONNEL - FLIGHT INSTRUCTOR: INADEQUATE SUPERVISION OF FLIGHT
           PILOT IN COMMAND - IMPROPER RECOVERY FROM BOUNCED LANDING
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        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                                                     LEFT QUARTERING HEAD WIND 293-337 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           50                                                       75
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           25                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- BOUNCED 3 TIMES,BEGAN GO-AROUND,ACFT T/D IN SOD AREA L WINGTIP HIT TURF.WIND GUSTING 25K.
```

## Aircraft

- Registration: [N6543L](https://openairdocs.org/deregistered/N6543L-1976-06-03), registration cancelled 1976-06-03, S/N AA1B-0343, built 1974 (OpenAirDocs)
- Reported make and model: AMER AVCO AA1-B
- Registry model: [Grumman American Avn. AA-1B](https://openairdocs.org/model/grumman-american-avn-aa-1b) (registry code 3960103) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Aurora Muni

## 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 19740310004999A](https://openairdocs.org/incident/19740310004999A), Mar 10, 1974: Grumav AA1B, Sugar Grove, IL, Substantial damage. Bounced 3 times,began go-around,acft t/d in sod area l wingtip hit turf. Wind gusting 25K.

## Other investigations on N6543L (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 CHI75FEP68](https://openairdocs.org/ntsb/CHI75FEP68), Jun 12, 1975: Grum Amer AA1 (N6543L), Delavan, WI, 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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