Quote from Quakis@PsychoSorry for ruining the image
but a simple idea I have for the layout is shorter T routes, but also some side vertical spots;
[Blocked Image: http://img.photobucket.com/albums/v220/deathquakis/mapidealayout.jpg]
Take out the tunnel between the bomb sites. They shouldn't be that easily accessible from each over.
This will make it more important for both teams to pick the right bomb site at the start, and provide the chance for a decent fire fight when going from A to B.