Select the alignment the ribbon will change and on the tab with alignment properties - Superelevation ect. hit the flyout and there you will find reverse alignment. Make sure you use the flyout not the drop down from alignment properties
Civil3D 2012 64x
The flyout is the part that "flies out" when you hit the little arrow on the bottom of the ribbon.
Win 7 Pro, 32 bit; Intel Core i5 @ 2.80GHz; 4GB RAM—Civil 3D 2008 & 2011
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