# NTSB CHI73DEE33: Piper PA-22, N1170C, Lockport, IL, November 23, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 23, 1972
- Place: Lockport, IL · LOCKPORT, IL
- Location: 41.5908° N, 88.0325° W: Placed by OpenAirDocs: center of Lockport, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.5908&lon=-88.0325&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 28, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 169417
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI73DEE33
- Page: https://openairdocs.org/ntsb/CHI73DEE33

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3663  72/11/23   LOCKPORT,ILL        PIPER PA-22         CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 52, 40 TOTAL
        TIME - 1140                    N1170C              PX-  0  0  0  SOLO                      HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          LOCKPORT,ILL                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: PARKED AIRCRAFT                           TAXI: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER STARTING PROCEDURES
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - EXERCISED POOR JUDGMENT
           PILOT IN COMMAND - FAILED TO USE OR INCORRECTLY USED MISC.EQUIPMENT
        FACTOR(S)
           PILOT IN COMMAND - STARTED ENGINE WITHOUT PROPER ASSISTANCE/EQUIPMENT
        REMARKS- PRKNG BRAKE NOT SET,CHOCKS NOT USED.PUMPED THROTTLE.ENG STARTED AT HI SPEED.HIT N3402E,SUB DMG.
```

## Aircraft

- Registration: [N1170C](https://openairdocs.org/deregistered/N1170C-1973-06-05), registration cancelled 1973-06-05, S/N 22-996 (OpenAirDocs)
- Reported make and model: PIPER PA-22
- Registry model: [Piper PA-22-135](https://openairdocs.org/model/piper-pa-22-135) (registry code 7102206) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: 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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