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B737 flight crew is issued a pre departure clearance with revised routing which actually is unchanged although changes are made and track deviation occurs.
| Attributes | |
| ACN | 787877 |
| Time | |
| Date | 200805 |
| Local Time Of Day | 0001 To 0600 |
| Place | |
| Locale Reference | navaid : tbe.vortac |
| State Reference | CO |
| Altitude | msl single value : 35000 |
| Environment | |
| Weather Elements | Thunderstorm |
| Aircraft 1 | |
| Controlling Facilities | artcc : zab.artcc |
| Operator | common carrier : air carrier |
| Make Model Name | B737-500 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | other |
| Flight Phase | cruise : level |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer observation : company check pilot |
| Experience | flight time last 90 days : 200 flight time total : 14000 flight time type : 3200 |
| ASRS Report | 787877 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Experience | flight time last 90 days : 100 flight time total : 10000 flight time type : 8 |
| ASRS Report | 787878 |
| Events | |
| Anomaly | non adherence : clearance other spatial deviation |
| Independent Detector | other controllera |
| Resolutory Action | controller : issued new clearance flight crew : returned to intended or assigned course |
| Supplementary | |
| Problem Areas | ATC Human Performance Flight Crew Human Performance |
| Primary Problem | Flight Crew Human Performance |
Narrative:
Filed route from den was den pikes 4 publication J17 pnh ifi. We were given a revised segment on our pre departure clearance of -pikes 4 publication J17 tbe-. We noted the revised segment and misinterpreted it to mean publication J17 tbe and then direct to ifi. Abq center queried us after we made the turn from tbe direct to ifi. We said we were cleared direct to ifi after tbe; he said no problem cleared direct to ifi.
Original NASA ASRS Text
Title: B737 FLT CREW IS ISSUED A PDC WITH REVISED ROUTING WHICH ACTUALLY IS UNCHANGED ALTHOUGH CHANGES ARE MADE AND TRACK DEV OCCURS.
Narrative: FILED RTE FROM DEN WAS DEN PIKES 4 PUB J17 PNH IFI. WE WERE GIVEN A REVISED SEGMENT ON OUR PDC OF -PIKES 4 PUB J17 TBE-. WE NOTED THE REVISED SEGMENT AND MISINTERPRETED IT TO MEAN PUB J17 TBE AND THEN DIRECT TO IFI. ABQ CENTER QUERIED US AFTER WE MADE THE TURN FROM TBE DIRECT TO IFI. WE SAID WE WERE CLEARED DIRECT TO IFI AFTER TBE; HE SAID NO PROBLEM CLEARED DIRECT TO IFI.
Data retrieved from NASA's ASRS site as of May 2009 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.