Air carrier missed crossing restr.

Attributes
ACN	306290
Time
Date	199506
Day	Thu
Local Time Of Day	0601 To 1200
Place
Locale Reference	atc facility : okk
State Reference	IN
Altitude	msl bound lower : 28000 msl bound upper : 31000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zau
Operator	common carrier : air carrier
Make Model Name	Commercial Fixed Wing
Operating Under FAR Part	Part 121
Flight Phase	descent other
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Experience	flight time last 90 days : 150 flight time total : 14000 flight time type : 5000
ASRS Report	306290
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial pilot : atp
Events
Anomaly	altitude deviation : crossing restriction not met non adherence : clearance other anomaly other
Independent Detector	other controllera
Resolutory Action	none taken : detected after the fact
Consequence	Other
Supplementary
Primary Problem	Flight Crew Human Performance
Air Traffic Incident	Pilot Deviation

Narrative:

Clearance to leave FL310 and cross 35 NM south of okk VOR at FL280 was not heard by me. First officer thought I had heard clearance. We missed crossing restr by 10 NM.

Original NASA ASRS Text

Title: ACR MISSED XING RESTR.

Narrative: CLRNC TO LEAVE FL310 AND CROSS 35 NM S OF OKK VOR AT FL280 WAS NOT HEARD BY ME. FO THOUGHT I HAD HEARD CLRNC. WE MISSED XING RESTR BY 10 NM.

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.