Aircraft Accident/Incident Report

Boca Raton, Florida 33432
Friday, April 4, 1986 10:48 EST

NTSB Narrative Summary Released at Completion of Accident

THE FLT EXPERIENCED A FAILURE OF THE ACFT'S ENG WHILE FLYING PARALLEL TO THE BEACH AND THE ACFT WAS DITCHED IN THE ATLANTIC OCEAN. INSPECTION OF THE ACFT AFTER RECOVERY REVEALED THE FOAM AIR CLEANER HAD BEEN DRAWN INTO THE CARBURETOR AIR BOX AND WAS BLOCKING THE AIR INTAKE TO THE CARBURETOR. THE PLASTIC AIR CLEANER RETAINING STRUCTURE WAS FOUND BROKEN AND APRX 70% OF IT WAS MISSING. A CHECK OF THE ACFT MAINTENANCE RECORDS REVEALED THE AIR CLEANER WAS INSTALLED IN 1980 AND THAT AN AIRWORTHINESS DIRECTIVE TO CHANGE THE AIR CLEANER ELEMENT EVERY 12 MONTHS OR 100 HRS WAS NOT COMPLIED WITH.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 4/4/1986
Event Day of the Week Friday
Time of Event 1048
Event Time Zone Eastern Standard Time
Event City BOCA RATON
Event State FLORIDA
Event Country --
Zipcode of the event site 33432
Event Date Year 1986
Event Date Month 4
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1050 Eastern Standard Time
Direction of event from weather observation facility (degrees) 350
Weather Observation Facility ID PBI
Elevation of weather observation facility 19
Distance of event from weather observation facility (units?) 15
Time Zone of the weather observation EST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 3000
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 10
Air Temperature at event time (in degrees celsius) 26
Dew Point at event time (in degress fahrenheit) 14
Wind Direction (degrees magnetic) 100
Variable Wind Indicator Unknown
Wind Speed (knots) 11
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 18
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) 1000
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Minor
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor 1
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 368
NTSB Notification Source --
NTSB Notification Date Apr 4 1986 12:00AM
NTSB Notification Time 1115
Fiche Number and/or location -used to find docket information 30602
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N50845
NTSB Number MIA86LA111
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 150J
Aircraft Series Identifier 150J
Aircraft Serial Number 15069591
Certified Max Gross Weight 1600
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 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Apr 2 1985 12:00AM
Airframe hours since last inspection 45
Airframe Hours 6332
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name JOHN C. CALHOUN
Aircraft Owner Street Address 600 NE 24TH ST.
Aircraft Owner City POMPANO BEACH
Aircraft Owner State FL
Aircraft Owner Country
Aircraft Owner Zipcode 33064
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate None
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 No
Departure Point Same as Event No
Departure Airport Code LNA
Departure City LANTANA
Departure State FL
Departure Country
Departure Time 910
Departure Time Zone EST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --