FSCK Fails

The power flickered at my house and my one computer keeps failing to run 
through fsck, it seg faults... I'm calling a lost cause on the current 
installation, what is suggested I do to make sure nothing occurs while 
formatting and reinstalling?
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Jerod Lycett
Arenlor Productions
http://www.arenlor.com/
arenlor@...
1016 N High St
Duncannon PA, 17020