Narrative:

Flaps split while configuring for landing [somewhere] less than 30 degrees. Executed a missed approach and declared an emergency with ATC; and diverted and landed uneventfully. Unable to retract flaps on missed approach.it was a repeated item in the logbook and signed off.

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Original NASA ASRS Text

Title: B737-800 flight crew experienced a flap asymmetry during approach; flaps would not retract during go-around. Eventually diverted and landed in emergency condition.

Narrative: Flaps split while configuring for landing [somewhere] less than 30 degrees. Executed a missed approach and declared an emergency with ATC; and diverted and landed uneventfully. Unable to retract flaps on missed approach.It was a repeated item in the logbook and signed off.

Data retrieved from NASA's ASRS site as of July 2013 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.