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37000 Feet | Browse and search NASA's Aviation Safety Reporting System |
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Air carrier was descended to avoid confliction with an fgt leaving a restricted area without authorization.
| Attributes | |
| ACN | 113918 |
| Time | |
| Date | 198906 |
| Day | Fri |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : slc |
| State Reference | UT |
| Altitude | msl bound lower : 34000 msl bound upper : 35000 |
| Environment | |
| Flight Conditions | Marginal |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zlc tower : sba |
| Operator | common carrier : air carrier |
| Make Model Name | Medium Large Transport, Low Wing, 2 Turbojet Eng |
| Navigation In Use | Other |
| Flight Phase | descent other |
| Flight Plan | IFR |
| Aircraft 2 | |
| Operator | other |
| Make Model Name | Fighter |
| Flight Phase | cruise other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | government : faa |
| Function | controller : radar |
| Qualification | controller : radar |
| Experience | controller non radar : 17 controller radar : 15 |
| ASRS Report | 113918 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Events | |
| Anomaly | airspace violation : exit conflict : airborne less severe non adherence : clearance other anomaly other |
| Independent Detector | other controllera |
| Resolutory Action | controller : issued new clearance |
| Consequence | Other |
| Miss Distance | vertical : 1800 |
| Supplementary | |
| Primary Problem | Flight Crew Human Performance |
Narrative:
I was working sector 28, ZLC. Air carrier X was en route at FL350 when I observed beacon code XXXX spill-out of R6406. I dropped air carrier X to FL340 when clover control climbed their flight to FL360. The pilot of air carrier X reported having fgt's in sight and indicated 'no problem'.
Original NASA ASRS Text
Title: ACR WAS DESCENDED TO AVOID CONFLICTION WITH AN FGT LEAVING A RESTRICTED AREA WITHOUT AUTHORIZATION.
Narrative: I WAS WORKING SECTOR 28, ZLC. ACR X WAS ENRTE AT FL350 WHEN I OBSERVED BEACON CODE XXXX SPILL-OUT OF R6406. I DROPPED ACR X TO FL340 WHEN CLOVER CTL CLIMBED THEIR FLT TO FL360. THE PLT OF ACR X REPORTED HAVING FGT'S IN SIGHT AND INDICATED 'NO PROBLEM'.
Data retrieved from NASA's ASRS site as of August 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.