CL65 had wake turbulence encounter with a B757 in cvg class B.

Attributes
ACN	489207
Time
Date	200010
Day	Fri
Local Time Of Day	1801 To 2400
Place
Locale Reference	airport : cvg.airport
State Reference	KY
Altitude	msl single value : 4000
Environment
Flight Conditions	VMC
Light	Night
Aircraft 1
Controlling Facilities	tracon : cvg.tracon
Operator	common carrier : air carrier
Make Model Name	Regional Jet CL65, Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	climbout : intermediate altitude
Flight Plan	IFR
Aircraft 2
Controlling Facilities	tracon : cvg.tracon
Operator	common carrier : air carrier
Make Model Name	B757-200
Operating Under FAR Part	Part 121
Navigation In Use	other
Flight Phase	climbout : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : multi engine pilot : cfi pilot : atp
Experience	flight time last 90 days : 215 flight time total : 3500 flight time type : 800
ASRS Report	489207
Person 2
Affiliation	company : air carrier
Function	flight crew : first officer
Qualification	pilot : instrument pilot : commercial pilot : multi engine
Events
Anomaly	other anomaly other anomaly other
Independent Detector	other flight crewa other flight crewb
Resolutory Action	flight crew : regained aircraft control none taken : detected after the fact
Supplementary
Problem Areas	Environmental Factor Weather
Primary Problem	Ambiguous

Narrative:

During climb out of cvg we hit wake turbulence from a B757 that departed before us. At approximately 4000 ft MSL we were put in an immediate roll to the right. The PF applied full left aileron and stopped roll at 30 degrees. (He was hand-flying at the time.)

Original NASA ASRS Text

Title: CL65 HAD WAKE TURB ENCOUNTER WITH A B757 IN CVG CLASS B.

Narrative: DURING CLB OUT OF CVG WE HIT WAKE TURB FROM A B757 THAT DEPARTED BEFORE US. AT APPROX 4000 FT MSL WE WERE PUT IN AN IMMEDIATE ROLL TO THE R. THE PF APPLIED FULL L AILERON AND STOPPED ROLL AT 30 DEGS. (HE WAS HAND-FLYING AT THE TIME.)

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.