Narrative:

I was supposed to descend air carrier X to cross gemni at 12000 ft. He crossed at 14000 ft. No incident occurred.

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Original NASA ASRS Text

Title: ZOB CTLR EXPERIENCED OPDEV WHEN REQUIRED CROSSING RESTRICTIONS WERE NOT ENSURED.

Narrative: I WAS SUPPOSED TO DSND ACR X TO CROSS GEMNI AT 12000 FT. HE CROSSED AT 14000 FT. NO INCIDENT OCCURRED.

Data retrieved from NASA's ASRS site as of January 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.