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Air carrier experiences rapid decompression at 27000'. No response from ATC. Uses emergency authority to descent.
| Attributes | |
| ACN | 146924 |
| Time | |
| Date | 199005 |
| Day | Tue |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| Locale Reference | atc facility : crp |
| State Reference | TX |
| Altitude | msl bound lower : 10000 msl bound upper : 27000 |
| Environment | |
| Flight Conditions | VMC |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | artcc : zhu |
| Operator | common carrier : air carrier |
| Make Model Name | Large Transport, Low Wing, 3 Turbojet Eng |
| Navigation In Use | Other |
| Flight Phase | cruise other |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | flight crew : first officer |
| Qualification | pilot : cfi pilot : commercial pilot : flight engineer pilot : instrument pilot : atp |
| Experience | flight time last 90 days : 200 flight time total : 10000 |
| ASRS Report | 146924 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : atp |
| Experience | flight time last 90 days : 260 flight time total : 20000 flight time type : 10000 |
| ASRS Report | 146926 |
| Events | |
| Anomaly | aircraft equipment problem : critical altitude deviation : excursion from assigned altitude other anomaly other |
| Independent Detector | other flight crewa |
| Resolutory Action | flight crew : declared emergency other other |
| Consequence | Other |
| Supplementary | |
| Primary Problem | Aircraft |
Narrative:
On flight segment mfe-iah experienced rapid decompression. Requested 10000' from ATC, no reply. Initiated immediate emergency descent, declared emergency still unable to obtain clearance. Descended to 12000' MSL in crp MOA. No known traffic conflict WX VMC.
Original NASA ASRS Text
Title: ACR EXPERIENCES RAPID DECOMPRESSION AT 27000'. NO RESPONSE FROM ATC. USES EMERGENCY AUTHORITY TO DESCENT.
Narrative: ON FLT SEGMENT MFE-IAH EXPERIENCED RAPID DECOMPRESSION. REQUESTED 10000' FROM ATC, NO REPLY. INITIATED IMMEDIATE EMER DSNT, DECLARED EMER STILL UNABLE TO OBTAIN CLRNC. DSNDED TO 12000' MSL IN CRP MOA. NO KNOWN TFC CONFLICT WX VMC.
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.