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PA28 climbed into class B airspace and was unable to descend quickly because of terrain and turbulence and updrafts.
| Attributes | |
| ACN | 358660 |
| Time | |
| Date | 199701 |
| Day | Sat |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : hef |
| State Reference | VA |
| Altitude | msl bound lower : 1700 msl bound upper : 1700 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : iad |
| Operator | general aviation : personal |
| Make Model Name | PA-28 Cherokee/Archer II/Dakota/Pillan/Warrior |
| Operating Under FAR Part | Part 91 |
| Flight Phase | cruise other |
| Flight Plan | VFR |
| Person 1 | |
| Affiliation | Other |
| Function | flight crew : single pilot |
| Qualification | pilot : private pilot : instrument |
| Experience | controller radar : 4 flight time last 90 days : 50 flight time total : 380 flight time type : 70 |
| ASRS Report | 358660 |
| Person 2 | |
| Affiliation | government : faa |
| Function | controller : approach |
| Qualification | controller : radar |
| Events | |
| Anomaly | inflight encounter other other anomaly other |
| Independent Detector | other flight crewa |
| Resolutory Action | none taken : unable |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
Due to turbulence and updrafts, possible class B incursion without appropriate clearance. Corrective action was taken, but due to proximity to the ground, it was not possible to lose enough altitude to avoid excessive altitude changes and further class B incursions.
Original NASA ASRS Text
Title: PA28 CLBED INTO CLASS B AIRSPACE AND WAS UNABLE TO DSND QUICKLY BECAUSE OF TERRAIN AND TURB AND UPDRAFTS.
Narrative: DUE TO TURB AND UPDRAFTS, POSSIBLE CLASS B INCURSION WITHOUT APPROPRIATE CLRNC. CORRECTIVE ACTION WAS TAKEN, BUT DUE TO PROX TO THE GND, IT WAS NOT POSSIBLE TO LOSE ENOUGH ALT TO AVOID EXCESSIVE ALT CHANGES AND FURTHER CLASS B INCURSIONS.
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.