Air carrier X descended below crossing restriction. Pilot deviation.

Attributes
ACN	122447
Time
Date	198909
Day	Tue
Local Time Of Day	1201 To 1800
Place
Locale Reference	atc facility : rbv
State Reference	PA
Altitude	msl bound lower : 9500 msl bound upper : 11000
Environment
Flight Conditions	IMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zdc
Operator	common carrier : air carrier
Make Model Name	Widebody Transport
Flight Phase	descent other
Route In Use	enroute : direct
Flight Plan	IFR
Person 1
Affiliation	government : faa
Function	controller : radar
Qualification	controller : radar
Experience	controller non radar : 15 controller radar : 13
ASRS Report	122447
Person 2
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
Events
Anomaly	altitude deviation : overshoot altitude deviation : crossing restriction not met non adherence : clearance
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:

I issued pilot (air carrier X), 'cross holey at 110, then cross rbv at 80.' the aircraft was observed at 9500' prior to holey. Pilots need to listen more closely. Pilot readback was correct!

Original NASA ASRS Text

Title: ACR X DESCENDED BELOW CROSSING RESTRICTION. PLT DEVIATION.

Narrative: I ISSUED PLT (ACR X), 'CROSS HOLEY AT 110, THEN CROSS RBV AT 80.' THE ACFT WAS OBSERVED AT 9500' PRIOR TO HOLEY. PLTS NEED TO LISTEN MORE CLOSELY. PLT READBACK WAS CORRECT!

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.