We have released Service Pack 1 for Civil 3D 2013
This Service Pack includes all previous hotfixes for AutoCAD Civil 3D 2013 and it also includes the fixes included in AutoCAD 2013 Service Pack 1.1 and AutoCAD Map 3D 2013 Service Pack 1.
The download can be found at:
http://usa.autodesk.com/adsk/servlet/ps/dl/item?siteID=123112&id=20980082&linkID=9240698
Peter Ingels