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Flight crew of an large transport undershot a crossing altitude restr during a visual arrival. ATC intervened after the crossing fix to alert the crew to the altitude required for vectors to final.
| Attributes | |
| ACN | 359690 |
| Time | |
| Date | 199702 |
| Day | Sun |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | atc facility : oak airport : sfo |
| State Reference | CA |
| Altitude | msl bound lower : 4000 msl bound upper : 4000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : oak |
| Operator | common carrier : air carrier |
| Make Model Name | Commercial Fixed Wing |
| Operating Under FAR Part | Part 121 |
| Flight Phase | descent other |
| Route In Use | approach : visual arrival other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | other other : other pilot : flight engineer pilot : instrument pilot : atp pilot : commercial |
| Experience | flight time last 90 days : 240 flight time total : 7000 flight time type : 1400 |
| ASRS Report | 359690 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | altitude deviation : crossing restriction not met altitude deviation : undershoot non adherence : clearance |
| Independent Detector | other controllera |
| Resolutory Action | other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
We were cleared for the tipp toe visual into sfo for a landing runway 28L. At 14 DME of oak VOR the controller called us and said that 'you are supposed to cross menlo at 4000 ft MSL, be careful.' to the best of our knowledge we did cross menlo at 4000 ft in accordance with big sur arrival.
Original NASA ASRS Text
Title: FLC OF AN LGT UNDERSHOT A XING ALT RESTR DURING A VISUAL ARR. ATC INTERVENED AFTER THE XING FIX TO ALERT THE CREW TO THE ALT REQUIRED FOR VECTORS TO FINAL.
Narrative: WE WERE CLRED FOR THE TIPP TOE VISUAL INTO SFO FOR A LNDG RWY 28L. AT 14 DME OF OAK VOR THE CTLR CALLED US AND SAID THAT 'YOU ARE SUPPOSED TO CROSS MENLO AT 4000 FT MSL, BE CAREFUL.' TO THE BEST OF OUR KNOWLEDGE WE DID CROSS MENLO AT 4000 FT IN ACCORDANCE WITH BIG SUR ARR.
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.