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A lear 35 flight crew has a difficult time understanding the clearance as presented by the approach controller and fails to make the altitude crossing restr as delivered by the controller at I90, iah, tx.
| Attributes | |
| ACN | 473351 |
| Time | |
| Date | 200005 |
| Day | Thu |
| Local Time Of Day | 1201 To 1800 |
| Place | |
| State Reference | TX |
| Altitude | msl bound lower : 10000 msl bound upper : 12500 |
| Environment | |
| Flight Conditions | Mixed |
| Light | Daylight |
| Aircraft 1 | |
| Controlling Facilities | tracon : i90.tracon |
| Operator | general aviation : corporate |
| Make Model Name | Learjet 35 |
| Operating Under FAR Part | Part 91 |
| Navigation In Use | other |
| Flight Phase | descent : intermediate altitude |
| Route In Use | arrival star : gilco |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : corporate |
| Function | flight crew : captain oversight : pic |
| Qualification | pilot : instrument pilot : commercial pilot : atp pilot : multi engine |
| Experience | flight time last 90 days : 60 flight time total : 10500 flight time type : 4500 |
| ASRS Report | 473351 |
| Person 2 | |
| Affiliation | company : corporate |
| Function | flight crew : first officer |
| Qualification | pilot : multi engine pilot : instrument pilot : commercial |
Narrative:
Descending on gilco 1 arrival into houston, missed call to cross 10 mi east of mhf VOR at 10000 ft. Understood and read back twice to cross mhf VOR at 10000 ft. Missed required altitude by 2500 ft. A falcon 10 and 2 airline crews were also having difficulty with this controller's xmissions. Speech and radio transmission quality played into these areas of compliance with ATC instructions.
Original NASA ASRS Text
Title: A LEAR 35 FLC HAS A DIFFICULT TIME UNDERSTANDING THE CLRNC AS PRESENTED BY THE APCH CTLR AND FAILS TO MAKE THE ALT XING RESTR AS DELIVERED BY THE CTLR AT I90, IAH, TX.
Narrative: DSNDING ON GILCO 1 ARR INTO HOUSTON, MISSED CALL TO CROSS 10 MI E OF MHF VOR AT 10000 FT. UNDERSTOOD AND READ BACK TWICE TO CROSS MHF VOR AT 10000 FT. MISSED REQUIRED ALT BY 2500 FT. A FALCON 10 AND 2 AIRLINE CREWS WERE ALSO HAVING DIFFICULTY WITH THIS CTLR'S XMISSIONS. SPEECH AND RADIO XMISSION QUALITY PLAYED INTO THESE AREAS OF COMPLIANCE WITH ATC INSTRUCTIONS.
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.