Michael:   thanks so very much for the refresher on setting materials and transparency   I now have the "placement block" set to transparency in plan mode and 3D mode   your tip on using "replace from library" works very nicely so I suspect the "placement block" may not be needed anymore   open the attached site plan and in 3D mode turn off the "placement block" layer   then select the "Sawmill Symbol" and use "replace from library" and choo