Been a long time since I posted here, mostly because of lack of time due to my new job.
But I have vacation now until next week, so hopefully I'll be able to finish this before then!
Here's where I'm at right now:
And here's a link to the concept I'm using: http://www.autodestruct.com/images/quake4_door3.jpg (The one to the left)
Please let me know what you think!