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Air carrier medium large transport captain conducting localizer approach to runway 11 misreads approach chart and descends to MDA too early.
| Attributes | |
| ACN | 133337 |
| Time | |
| Date | 199001 |
| Day | Fri |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : oak |
| State Reference | CA |
| Altitude | msl bound lower : 300 msl bound upper : 460 |
| Environment | |
| Flight Conditions | IMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tower : oak |
| Operator | common carrier : air carrier |
| Make Model Name | Medium Large Transport, Low Wing, 2 Turbojet Eng |
| Flight Phase | descent : approach |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : cfi pilot : atp |
| Experience | flight time last 90 days : 240 flight time total : 5000 flight time type : 500 |
| ASRS Report | 133337 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : commercial pilot : instrument |
| Events | |
| Anomaly | altitude deviation : overshoot non adherence : published procedure |
| Independent Detector | other flight crewa |
| Resolutory Action | none taken : detected after the fact |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
Conducting the localizer 11 approach to oak. After plaza, descended to 300' MDA slightly too soon. Should have waited until passing 'bayfa'. Altitude at bayfa is 460. Misread the approach plain and simple. Brand new first officer. Rainy and turbulent conditions. Not a common approach to oak.
Original NASA ASRS Text
Title: ACR MLG CAPT CONDUCTING LOCALIZER APCH TO RWY 11 MISREADS APCH CHART AND DESCENDS TO MDA TOO EARLY.
Narrative: CONDUCTING THE LOC 11 APCH TO OAK. AFTER PLAZA, DESCENDED TO 300' MDA SLIGHTLY TOO SOON. SHOULD HAVE WAITED UNTIL PASSING 'BAYFA'. ALT AT BAYFA IS 460. MISREAD THE APCH PLAIN AND SIMPLE. BRAND NEW F/O. RAINY AND TURBULENT CONDITIONS. NOT A COMMON APCH TO OAK.
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.