I dont know if the code they have is right, but you would have to add in commandset and commandbutton so that the building appears in the list of buildings. Remember to put for what side the building would be
Then why not mod a map you have by pluckigna hospital in it. I personally think making the tech buildings buildable defeats the point of them being kewl. Shit why go try and capture them when you can make them safetly in your base
Hm, strange idea to make the civilian hospital buildable.
It is not that problem at all, all u have to do is copy some code and adding some behaviour. If help is really needed, post again