Stripping component "Alternate Bottom Surface" does not get created.

Stripping component "Alternate Bottom Surface" does not get created.https://communities.bentley.com/products/road___site_design/f/geopak-inroads-mx-openroads-forum/126265/stripping-component-alternate-bottom-surface-does-not-get-createdI am running PowerGeopak SS4 version 08.11.09.872. I have included an "Alternate Bottom Surface" in the definition of my stripping component, and then selected "Create Corridor Alternate Surfaces", and I do not get an alternate surface for my strippingen-USTelligent Community 12RE: Stripping component "Alternate Bottom Surface" does not get created.https://communities.bentley.com/thread/384232?ContentTypeID=1Tue, 20 Sep 2016 13:17:28 GMT6dad98f5-dbc9-4c4d-a9ba-e9da8dc6aa8e:9f2fa128-2592-45b0-a77d-7937bca1a0a8Beebe RayWe have a few enhancement request filed for this issue. We are looking forward to this functionality in an upcoming version.<br /> <br /> <a href="http://communities.bentley.com/products/road___site_design/f/5922/t/111958">communities.bentley.com/.../111958</a><div style="clear:both;"></div>