# NTSB LAX74DUJ03: Let-Np-K L-13, N5573, Phoenix, AZ, July 9, 1973

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: July 9, 1973
- Place: Phoenix, AZ · PHOENIX, AZ
- Location: 33.4484° N, 112.0740° W: Placed by OpenAirDocs: center of Phoenix, AZ, within about 13 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.4484&lon=-112.0740&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed, report October 18, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 189170
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX74DUJ03
- Page: https://openairdocs.org/ntsb/LAX74DUJ03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2505   73/7/9    PHOENIX,ARIZ        LET-NP-K L-13       CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 51, 189
        TIME - 1643                    N5573               PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 140 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - TURF
        DEPARTURE POINT             INTENDED DESTINATION
          PHOENIX,ARIZ                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - CHECKLIST-FAILED TO USE
        REMARKS- GLIDER.SPOILERS EXTNDD PRIOR TO TKOF.RELEASED BY TOWPLANE AT LO ALT.
```

## Aircraft

- Registration: [N5573](https://openairdocs.org/deregistered/N5573-1974-06-05), registration cancelled 1974-06-05, S/N 174713 (OpenAirDocs)
- Reported make and model: LET-NP-K L-13
- Registry model: [Let L-13 BLANIK](https://openairdocs.org/model/let-l-13-blanik) (registry code 1360305) (OpenAirDocs)
- Category: Glider
- Engines: none
- Damage: Substantial damage
- Airport: Turf

## 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 19730709020229A](https://openairdocs.org/incident/19730709020229A), Jul 9, 1973: Let L13BLANIK, Phoenix, AZ, Substantial damage. Glider. Spoilers extndd prior to tkof. Released by towplane at lo alt.

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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