B757 near midair collision on takeoff with unrpted traffic at sfo.

Attributes
ACN	439134
Time
Date	199906
Day	199906
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : sfo.airport
State Reference	CA
Altitude	agl single value : 1000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tower : sfo.tower
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	climbout : initial
Route In Use	departure sid : shoreline one
Flight Plan	IFR
Aircraft 2
Controlling Facilities	tower : sfo.tower
Make Model Name	Cessna 150
Operating Under FAR Part	Part 91
Flight Phase	descent : approach
Route In Use	arrival : vfr
Person 1
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : commercial pilot : flight engineer pilot : instrument pilot : multi engine pilot : atp pilot : cfi
Experience	flight time last 90 days : 250 flight time total : 6500 flight time type : 350
ASRS Report	439134
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	conflict : airborne critical conflict : nmac non adherence : published procedure non adherence other other spatial deviation
Resolutory Action	flight crew : took precautionary avoidance action
Miss Distance	horizontal : 300 vertical : 100
Supplementary
Problem Areas	ATC Human Performance
Primary Problem	ATC Human Performance
Air Traffic Incident	Operational Deviation

Narrative:

Cleared for takeoff runway 28L, shoreline 1 FMS departure. Cessna not pointed out to us. We turned, per clearance, right at aircraft. We were light with 30 KT headwind. Reached 1000 ft about midfield. TCASII RA avoided impact.

Original NASA ASRS Text

Title: B757 NMAC ON TKOF WITH UNRPTED TFC AT SFO.

Narrative: CLRED FOR TKOF RWY 28L, SHORELINE 1 FMS DEP. CESSNA NOT POINTED OUT TO US. WE TURNED, PER CLRNC, RIGHT AT ACFT. WE WERE LIGHT WITH 30 KT HEADWIND. REACHED 1000 FT ABOUT MIDFIELD. TCASII RA AVOIDED IMPACT.

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.