The front right windshield of a B737 developed multiple cracks at 11000 ft climbing after takeoff. An emergency was declared with a return to land.

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Attributes
ACN	813908
Time
Date	200811
Local Time Of Day	0601 To 1200
Place
Locale Reference	airport : zzz.airport
State Reference	US
Altitude	msl single value : 11000
Environment
Flight Conditions	VMC
Light	Daylight
Aircraft 1
Controlling Facilities	artcc : zzz.artcc tower : zzz.tower
Operator	common carrier : air carrier
Make Model Name	B737 Undifferentiated or Other Model
Operating Under FAR Part	Part 121
Flight Phase	climbout : intermediate altitude
Flight Plan	IFR
Person 1
Affiliation	company : air carrier
Function	flight crew : captain oversight : pic
Qualification	pilot : atp
ASRS Report	813908
Events
Anomaly	aircraft equipment problem : critical
Independent Detector	aircraft equipment other aircraft equipment : window/vision other flight crewa
Resolutory Action	flight crew : diverted to another airport other
Consequence	other
Supplementary
Problem Areas	Aircraft
Primary Problem	Aircraft

Narrative:

In-flight at 11000 ft the right front windshield multiple cracked. Complied with QRH procedures declared emergency and returned to ZZZ. Landed safe. Callback conversation with reporter revealed the following information: the reporter stated that the cracks obscured vision and were on the outer pane. Maintenance took the aircraft directly to the hangar after its return to the gate.

Original NASA ASRS Text

Title: THE FRONT RIGHT WINDSHIELD OF A B737 DEVELOPED MULTIPLE CRACKS AT 11000 FT CLIMBING AFTER TAKEOFF. AN EMERGENCY WAS DECLARED WITH A RETURN TO LAND.

Narrative: INFLT AT 11000 FT THE R FRONT WINDSHIELD MULTIPLE CRACKED. COMPLIED WITH QRH PROCS DECLARED EMER AND RETURNED TO ZZZ. LANDED SAFE. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE REPORTER STATED THAT THE CRACKS OBSCURED VISION AND WERE ON THE OUTER PANE. MAINTENANCE TOOK THE AIRCRAFT DIRECTLY TO THE HANGAR AFTER ITS RETURN TO THE GATE.

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