N/A Airport
Aircraft Accident/Incident Report

Ontario Canada
Thursday, March 8, 2012 18:42 UTC

NTSB Narrative Summary Released at Completion of Accident

N217AL, a private Cessna 750, was en route between San Jose, California (KSJC), and Bedford, Massachusetts (KBED) at FL430. N128GV, a private Gulfstream V, was en route between Bradley/Windsor Locks, Connecticut (KBDL), and San Francisco, California (KSFO), at FL430. Twenty nm northwest of YXU VOR on J16 Airway the two aircraft passed, separated by 1 mile laterally and 900 feet vertically, where 5 nm lateral or 2000 foot vertical spacing was required.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Incident
Event Date 3/8/2012
Event Day of the Week Thursday
Time of Event 1842
Event Time Zone Coordinated Universal Time? Same as GMT
Event City Ontario
Event State --
Event Country CANADA
Zipcode of the event site --
Event Date Year 2012
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude --
Event Location Longitude --
Event Location Airport N/A
Event Location Nearest Airport ID --
Indicates whether the acc/inc occurred off or on an airport --
Distance from airport in statute miles --
Degrees magnetic from airport --
Airport Elevation --
Weather Briefing Completeness --
Investigator's weather source Unknown
Time of the weather observation
Direction of event from weather observation facility (degrees) --
Weather Observation Facility ID --
Elevation of weather observation facility --
Distance of event from weather observation facility (units?) --
Time Zone of the weather observation --
Lighting Conditions --
Lowest Ceiling Height --
Lowest Non-Ceiling Height --
Sky/Lowest/Cloud Conditions --
Sky Condition for Lowest Ceiling --
Visibility Runway Visual Range (Feet) --
Visibility Runway Visual Value (Statute Miles) --
Visibility (Statute Miles) --
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) --
Variable Wind Indicator --
Wind Speed (knots) --
Wind Velocity Indicator --
Wind Gust Indicator --
Wind Gust (knots) --
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation --
METAR weather report --
Event Highest Injury --
On Ground, Fatal Injuries --
On Ground, Minor Injuries --
On Ground, Serious Injuries --
Injury Total Fatal --
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All --
Investigating Agency Foreign
NTSB Docket Number (internal use) --
NTSB Notification Source Transportation Safety Board of
NTSB Notification Date --
NTSB Notification Time --
Fiche Number and/or location -used to find docket information --
Date of most recent change to record Oct 22 2013 11:13AM
User who most recently changed record kosb
Basic weather conditions Unknown
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft #2

Aircraft Registration Number -- --
NTSB Number OPS12WA430A OPS12WA430B
Missing Aircraft Indicator -- --
Federal Aviation Reg. Part -- --
Type of Flight Plan filed IFR IFR
Flight plan Was Activated? Yes Yes
Damage None None
Aircraft Fire None None
Aircraft Explosion None None
Aircraft Manufacturer's Full Name GULFSTREAM AEROSPACE CESSNA
Aircraft Model GV SP (G550) 750
Aircraft Series Identifier SP G550 NO SERIES
Aircraft Serial Number 5363 750-0217
Certified Max Gross Weight -- --
Aircraft Category Airplane Airplane
Aircraft Registration Class -- --
Aircraft is a homebuilt? -- No
Flight Crew Seats -- --
Cabin Crew Seats -- --
Passenger Seats 19 --
Total number of seats on the aircraft -- --
Number of Engines 2 --
Fixed gear or retractable gear Fixed Retractable
Aircraft, Type of Last Inspection -- --
Date of Last Inspection -- --
Airframe hours since last inspection -- --
Airframe Hours -- --
ELT Installed Unknown Unknown
ELT Activated Unknown Unknown
ELT Aided Location of Event Site Unknown Unknown
ELT Type -- --
Aircraft Owner Name -- --
Aircraft Owner Street Address 10 RIVERVIEW DR TWO GRAND CENTRAL TOWER140 E 45TH ST
Aircraft Owner City DANBURY NEW YORK
Aircraft Owner State CT NY
Aircraft Owner Country USA USA
Aircraft Owner Zipcode 068106268 100173144
Operator is an individual? No No
Operator Name -- --
Operator Same as Owner? No No
Operator Is Doing Business As -- --
Operator Address Same as Owner? No No
Operator Street Address -- --
Operator City -- --
Operator State -- --
Operator Country USA USA
Operator Zip code -- --
Operator Code -- --
Owner has at least one certificate -- --
Other Operator of large aircraft? -- --
Certified for Part 133 or 137 Operation -- --
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) Business Business
Second Pilot on Board Yes Yes
Departure Point Same as Event No No
Departure Airport Code BDL SJC
Departure City WINDSOR LOCKS SAN JOSE
Departure State CT CA
Departure Country USA USA
Departure Time -- --
Departure Time Zone -- --
Destination Same as Local Flt -- --
Destination Airport Code SFO BED
Destination City SAN FRANCISCO BEDFORD
Destination State CA MA
Destination Country USA USA
Specific Phase of Flight -- --
Report sent to ICAO? -- --
Evacuation occurred -- --
Date of most recent change to record Oct 22 2013 11:11AM Oct 22 2013 11:13AM
User who most recently changed record kosb kosb
Since inspection or accident -- --
Event Location Runway Number and Location N/A N/A
Runway Length -- --
Runway Width -- --
Sight Seeing flight No No
Air Medical Flight No No
Medical Flight -- --