Near midair collision between a cessna citation on final and a C172 that turned final in front of th...

Attributes
ACN	559051
Time
Date	200209
Day	Sun
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : bfi.airport
State Reference	WA
Altitude	agl single value : 300
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tower : bfi.tower
Operator	general aviation : personal
Make Model Name	Cessna Citation Undifferentiated or Other Model
Operating Under FAR Part	Part 91
Flight Phase	descent : approach
Route In Use	approach : straight in
Flight Plan	IFR
Aircraft 2
Controlling Facilities	tower : bfi.tower
Operator	general aviation : personal
Make Model Name	Skyhawk 172/Cutlass 172
Operating Under FAR Part	Part 91
Flight Phase	descent : approach
Route In Use	approach : traffic pattern
Person 1
Affiliation	other
Function	flight crew : first officer
Qualification	pilot : multi engine pilot : instrument pilot : commercial
Experience	flight time last 90 days : 90 flight time total : 1500 flight time type : 250
ASRS Report	559051
Person 2
Affiliation	other
Function	flight crew : captain oversight : pic
Qualification	pilot : instrument pilot : atp pilot : multi engine pilot : cfi
Experience	flight time last 90 days : 300 flight time total : 9800 flight time type : 1000
ASRS Report	559052
Events
Anomaly	conflict : nmac
Independent Detector	other flight crewa other flight crewb
Resolutory Action	flight crew : took precautionary avoidance action
Miss Distance	horizontal : 300 vertical : 100
Supplementary
Problem Areas	ATC Human Performance Flight Crew Human Performance
Primary Problem	ATC Human Performance
Air Traffic Incident	Operational Error other

Narrative:

ATC did not keep track of the C172 in the pattern and allowed the C172 to turn final at the same time we were landing. We had been cleared to land at about 3 mi from the airport. We had to take evasive action to insure we did not collide with the C172.

Original NASA ASRS Text

Title: NMAC BTWN A CESSNA CITATION ON FINAL AND A C172 THAT TURNED FINAL IN FRONT OF THE CITATION.

Narrative: ATC DID NOT KEEP TRACK OF THE C172 IN THE PATTERN AND ALLOWED THE C172 TO TURN FINAL AT THE SAME TIME WE WERE LNDG. WE HAD BEEN CLRED TO LAND AT ABOUT 3 MI FROM THE ARPT. WE HAD TO TAKE EVASIVE ACTION TO INSURE WE DID NOT COLLIDE WITH THE C172.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.

Near midair collision between a cessna citation on final and a C172 that turned final in front of the citation.