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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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| Attributes | |
| ACN | 588583 |
| Time | |
| Date | 200307 |
| Day | Wed |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | airport : bos.airport |
| State Reference | MA |
| Altitude | msl single value : 500 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : a90.tracon tower : bos.tower |
| Operator | general aviation : corporate |
| Make Model Name | PA-31T-1 Cheyenne I |
| Operating Under FAR Part | Part 91 |
| Flight Phase | climbout : initial climbout : takeoff |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : corporate |
| Function | flight crew : single pilot |
| Qualification | pilot : instrument pilot : commercial pilot : multi engine |
| Experience | flight time last 90 days : 50 flight time total : 3800 flight time type : 600 |
| ASRS Report | 588583 |
| Person 2 | |
| Affiliation | government : faa |
| Function | controller : local |
| Events | |
| Anomaly | altitude deviation : excursion from assigned altitude non adherence : published procedure non adherence : far non adherence : clearance other spatial deviation |
| Independent Detector | other controllera |
| Resolutory Action | none taken : detected after the fact |
| Consequence | faa : reviewed incident with flight crew |
| Supplementary | |
| Problem Areas | Chart Or Publication Flight Crew Human Performance |
| Primary Problem | Flight Crew Human Performance |
| Air Traffic Incident | Pilot Deviation |
Narrative:
Pilot misunderstood the standard departure description. Procedure different for jet vs propeller aircraft. The written description is poorly written -- easy to misunderstand that turboprop aircraft do not use jet turbine procedure. As a result, pilot did not follow proper procedure and separation may have been lost.
Original NASA ASRS Text
Title: A PA31 SINGLE PLT FLEW THE TURBOJET SID PROC INSTEAD OF THE PROP VERSION DURING DEP FROM BOS.
Narrative: PLT MISUNDERSTOOD THE STANDARD DEP DESCRIPTION. PROC DIFFERENT FOR JET VS PROP ACFT. THE WRITTEN DESCRIPTION IS POORLY WRITTEN -- EASY TO MISUNDERSTAND THAT TURBOPROP ACFT DO NOT USE JET TURBINE PROC. AS A RESULT, PLT DID NOT FOLLOW PROPER PROC AND SEPARATION MAY HAVE BEEN LOST.
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.