Approach controller working an air carrier B737 inbound to sfo allowed the aircraft to descend into the oak inbound arrival airspace without coordination and had a less than standard situation occur with an air carrier on final to runway 29 at oak.

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Attributes
ACN	409246
Time
Date	199807
Day	Sun
Local Time Of Day	1201 To 1800
Place
Locale Reference	airport : sfo airport : oak
State Reference	CA
Altitude	msl bound lower : 4500 msl bound upper : 4500
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	tracon : oak
Operator	common carrier : air carrier
Make Model Name	B737 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	descent : approach
Route In Use	approach : visual
Flight Plan	IFR
Aircraft 2
Operator	common carrier : air carrier
Make Model Name	B737 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	descent other
Route In Use	enroute : on vectors
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : approach
Qualification	controller : radar
ASRS Report	409246
Person 2
Affiliation	government : faa
Function	controller : approach
Qualification	controller : radar
Events
Anomaly	conflict : airborne less severe non adherence : published procedure non adherence : required legal separation other anomaly other
Independent Detector	atc equipment other atc equipment : unspecified other controllera
Resolutory Action	none taken : anomaly accepted
Consequence	faa : investigated
Miss Distance	horizontal : 9000 vertical : 400
Supplementary
Primary Problem	ATC Human Performance
Air Traffic Incident	Operational Error Operational Deviation

Narrative:

Air carrier X was turned onto oakland final and cleared for a visual approach runway 29. Air carrier Y, a sfo arrival, was descending down the bay. The foster controller busted airspace and violated air carrier X's space. Supervisor notified.

Original NASA ASRS Text

Title: APCH CTLR WORKING AN ACR B737 INBOUND TO SFO ALLOWED THE ACFT TO DSND INTO THE OAK INBOUND ARR AIRSPACE WITHOUT COORD AND HAD A LESS THAN STANDARD SIT OCCUR WITH AN ACR ON FINAL TO RWY 29 AT OAK.

Narrative: ACR X WAS TURNED ONTO OAKLAND FINAL AND CLRED FOR A VISUAL APCH RWY 29. ACR Y, A SFO ARR, WAS DSNDING DOWN THE BAY. THE FOSTER CTLR BUSTED AIRSPACE AND VIOLATED ACR X'S SPACE. SUPVR NOTIFIED.

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.