Palmer Metropolitan Airport
Aircraft Accident/Incident Report

West Brookfield, Massachusetts 01585
Sunday, March 3, 1991 19:30 EST

NTSB Narrative Summary Released at Completion of Accident

THE AIRPLANE STRUCK TREES ON UNLIGHTED, RISING TERRAIN AFTER FLYING AN INSTRUMENT APPROACH TO TONE AIRPORT AND ATTEMPTING TO PROCEED TO ANOTHER AIRPORT. THE ACCIDENT OCCURRED 700 FEET BELOW APPROACH MINIMUMS AND 6 MILES AWAY FROM THE INSTRUMENT APPROACH AIRPORT AT NIGHT WITH RAIN AND LOW CLOUDS PRESENT. RADAR DATA SHOWED THE AIRPLANE OPERATING BELOW THE MINIMUM ALTITUDES FOR THE INSTRUMENT APPROACH AND NOT FOLLOWING THE PUBLISHED APPROACH PROCEDURE. THE PILOT SAID HE DECIDED TO TURN BACK TO THE FIRST AIRPORT AND IN THE PROGRESS THE AIRPLANE STRUCK RISING TERRAIN. THE PILOT SAID THERE WERE NO PROBLEMS WITH THE ENGINE OR AIRFRAME.

NTSB Probable Cause Narrative

THE DECISION OF THE PILOT TO FLY THE AIRPLANE IN CONDITIONS THAT PREVENTED HIM FROM SEEING AND AVOIDING HIGHER TERRAIN. FACTORS RELATED TO THE ACCIDENT WERE THE PILOT'S DECISION TO NOT FOLLOW THE INSTRUMENT APPROACH INTO PALMER, AND THE REDUCED VISIBILITY DUE TO RAIN, FOG AND NIGHT.

Event Information

Type of Event Accident
Event Date 3/3/1991
Event Day of the Week Sunday
Time of Event 1930
Event Time Zone Eastern Standard Time
Event City WEST BROOKFIELD
Event State MASSACHUSETTS
Event Country --
Zipcode of the event site 01585
Event Date Year 1991
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport PALMER METROPOLITAN
Event Location Nearest Airport ID PMX
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 7
Degrees magnetic from airport 70
Airport Elevation 418
Weather Briefing Completeness Full
Investigator's weather source Witness
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Night/Dark
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Unknown
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 0
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Light
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 2
Injury Total None --
Injury Total Serious 2
Injury Total All 4
Investigating Agency NTSB
NTSB Docket Number (internal use) 82
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 43093
Date of most recent change to record Dec 12 2000 9:33AM
User who most recently changed record dbo
Basic weather conditions Unknown
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N77Y
NTSB Number NYC91FA080
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BEECH
Aircraft Model F-33A
Aircraft Series Identifier F-33A
Aircraft Serial Number CE-920
Certified Max Gross Weight 3400
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 5
Number of Engines 1
Fixed gear or retractable gear Retractable
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Aug 10 1990 12:00AM
Airframe hours since last inspection 69
Airframe Hours 1820
ELT Installed Yes
ELT Activated Yes
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name WALBACH PROPERTIES INC.
Aircraft Owner Street Address 1 HART'S COVE
Aircraft Owner City NEW CASTLE
Aircraft Owner State NH
Aircraft Owner Country
Aircraft Owner Zipcode 03854
Operator is an individual? --
Operator Name STEPHEN GRADY
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address TANNER-HILLER AIRPORT
Operator City NEW BRAINTREE
Operator State MA
Operator Country
Operator Zip code 01531
Operator Code LBLA
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board Yes
Departure Point Same as Event No
Departure Airport Code ACK
Departure City NANTUCKET
Departure State MA
Departure Country
Departure Time 1820
Departure Time Zone EST
Destination Same as Local Flt --
Destination Airport Code PMX
Destination City PALMER
Destination State MA
Destination Country
Specific Phase of Flight Maneuvering
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:30AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --