As a workaround, I would go to settings>site settings and have no
pattern for topo. Then, in you sections and cut elevations, use a
filled region to show earth.
AL
> Steve.
>
> I've tried the PAD feature, but this only raises / lowers the top surface,
> not the bottom surface.
>
> With my design, I want the top surface to remain flat and flow over the site
> (and tunnel) but I need to raise the 'base' of the toposurface (or pad?) so
> that the earth hatching goes over the top of the tunnel but not within or
> into the tunnel.
>
> I've tried to raise the whole toposurface in a section view, thinking this
> would raise the whole element so that the base of the hatching would then
> sit on the top of the tunnel, and then I could lower the top surface, but
> when I go to raise the whole toposurface the bottom remains in place (at the
> bottom of the tunnel), thereby stretching the element vertically.
>
> Still stuck
>
> Damian
>
> "Steve_Stafford" wrote in message
> news:33381944.1083123729565.JavaMail.jive@jiveforum1.autodesk.com...
>
>>Check out the building pad feature in the site tools...it's like a floor
>
> except it has the ability to raise or lower the site surface which will
> remove (excavate) the site out of your tunnel. Also the fill you see, the
> depth of it, can be controlled via Tools>Site Settings
>
>>HTH
>
>
>