Narrative:

I was working the local control position at the north tower of oakland airport. I had taken over the controller in charge duties at the same time as relieving an individual from the ground control position. I worked for 1 hour at ground control under normal conditions. The facility was short staffed with just 2 controllers. When an additional controller arrived, they relieved me from ground position and I took a bathroom break and returned to the local position (tower) to relieve the controller going home. I took the briefing consisting of aircraft only. On taking position, an aircraft inbound from the north was given landing clearance on runway 27L. The aircraft was inadvertently changed to runway 27R. I was not aware that runway 27R was closed to landing aircraft. Aircraft had been departing when I was working ground. The aircraft landed over a construction crew in the clear zone (crew was not on runway). This was my first day back, from a 10 day vacation, in the north tower. There were many contributing factors: 1) poor staffing. 2) multiple duties -- controller in charge and working position. 3) poor or inadequate placards. 4) poor or incomplete briefings on both relieved controllers (since I had not worked). 5) my inability to recognize and break a chain of events due to distraction of data entry, phones, staffing, position as controller in charge. I was informed of the incident at XA00 on may/mon/04.

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Original NASA ASRS Text

Title: LCL CTLR AT OAK CLRED ACFT TO LAND ON CLOSED RWY.

Narrative: I WAS WORKING THE LCL CTL POS AT THE N TWR OF OAKLAND ARPT. I HAD TAKEN OVER THE CIC DUTIES AT THE SAME TIME AS RELIEVING AN INDIVIDUAL FROM THE GND CTL POS. I WORKED FOR 1 HR AT GND CTL UNDER NORMAL CONDITIONS. THE FACILITY WAS SHORT STAFFED WITH JUST 2 CTLRS. WHEN AN ADDITIONAL CTLR ARRIVED, THEY RELIEVED ME FROM GND POS AND I TOOK A BATHROOM BREAK AND RETURNED TO THE LCL POS (TWR) TO RELIEVE THE CTLR GOING HOME. I TOOK THE BRIEFING CONSISTING OF ACFT ONLY. ON TAKING POS, AN ACFT INBOUND FROM THE N WAS GIVEN LNDG CLRNC ON RWY 27L. THE ACFT WAS INADVERTENTLY CHANGED TO RWY 27R. I WAS NOT AWARE THAT RWY 27R WAS CLOSED TO LNDG ACFT. ACFT HAD BEEN DEPARTING WHEN I WAS WORKING GND. THE ACFT LANDED OVER A CONSTRUCTION CREW IN THE CLR ZONE (CREW WAS NOT ON RWY). THIS WAS MY FIRST DAY BACK, FROM A 10 DAY VACATION, IN THE N TWR. THERE WERE MANY CONTRIBUTING FACTORS: 1) POOR STAFFING. 2) MULTIPLE DUTIES -- CIC AND WORKING POS. 3) POOR OR INADEQUATE PLACARDS. 4) POOR OR INCOMPLETE BRIEFINGS ON BOTH RELIEVED CTLRS (SINCE I HAD NOT WORKED). 5) MY INABILITY TO RECOGNIZE AND BREAK A CHAIN OF EVENTS DUE TO DISTR OF DATA ENTRY, PHONES, STAFFING, POS AS CIC. I WAS INFORMED OF THE INCIDENT AT XA00 ON MAY/MON/04.

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.