Quote: "3. Door is 2 segments away from where it should be."
The door is correctly placed, Placing the segment from the middle from each segment.
Quote: "
5. Major drag on my fps, but thats probably just my computer. "
Can't comment on that.
Quote: "
2. Pipes are not textured."
it is... : )
Quote: "
1. T Junction is backwards."
Will that cause problems ?
Quote: "4. Strange random plane going down the side of one of the tunnels. "
Nope you placed the segments on top of one another, each segment should be 3 segment blocks apart.
Quote: "6. Some minor texture overlapping where tunnels meet."
Where?
Here is a small sample map.
Just been chatting to my neighbours teenage daughter and it turns out she's big into UFOs and aliens.
Which is cool because tomorrow she's getting abducted.