# NTSB NYC79FA021: Beech H18, N135W, Pittsburgh, PA, January 25, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 25, 1979
- Place: Pittsburgh, PA · PITTSBURGH, PA
- Location: 40.4406° N, 79.9959° W: Placed by OpenAirDocs: center of Pittsburgh, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.4406&lon=-79.9959&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 16, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137267
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC79FA021
- Page: https://openairdocs.org/ntsb/NYC79FA021

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1863  79/1/25    PITTSBURGH,PA       BEECH H18           CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0807                    N135W               PX-  0  0  0  AIR TAXI-CARGO            AGE 27, 3008 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            66 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - GREATER PITTSBURG
        DEPARTURE POINT             INTENDED DESTINATION
          PITTSBURGH,PA               CHICAGO,IL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY LOADED AIRCRAFT-WEIGHT-AND/OR C.G.
        FACTOR(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           POWERPLANT - IGNITION SYSTEM: MAGNETOS
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER ALIGNMENT/ADJUSTMENT
           MISCELLANEOUS ACTS,CONDITIONS - UNAPPROVED MODIFICATION
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SNOW WINDROWS
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- ACFT 263LBS OVER G/W.MAG BREAKER PTS .002 + .003IN,SPEC STATE .008IN.T W SECURED DOWN.2 AD'S NCW.
```

## Aircraft

- Registration: [N135W](https://openairdocs.org/deregistered/N135W-2012-08-30), registration cancelled 2012-08-30, S/N BA-643, built 1963 (OpenAirDocs)
- Reported make and model: BEECH H18
- Registry model: [Beech H-18](https://openairdocs.org/model/beech-h-18) (registry code 1151012) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Greater Pittsburg

## 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 19790125022159A](https://openairdocs.org/incident/19790125022159A), Jan 25, 1979: Beech H18, Pittsburgh, PA, Substantial damage. Lost left engine after takeoff. Landed crossways on taxiway. Collapsed gear over gross wt. Engine valves defective

## Other investigations on N135W (4)

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 ANC90LA169](https://openairdocs.org/ntsb/ANC90LA169), Sep 7, 1990: Beech H-18S (N135W), Deering, AK, substantial damage. Probable cause: THE PILOT-IN-COMMAND'S FAILURE TO MAINTAIN DIRECTIONAL CONTROL OF THE AIRPLANE ON LANDING.
- [NTSB CHI85IA091](https://openairdocs.org/ntsb/CHI85IA091), Jan 14, 1985: Beech H-18 (N135W), Dayton, OH, incident, minor damage
- [NTSB CHI81DA018](https://openairdocs.org/ntsb/CHI81DA018), Jan 9, 1981: Beech H18S (N135W), Chicago, IL
- [NTSB MIA68F0406](https://openairdocs.org/ntsb/MIA68F0406), Dec 3, 1967: Beech H18 (N135W), Jacksonville, FL, 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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