After some valuable feedback Union is undergoing some bug fixing and a facelift. A number of areas have been re-textured, had various props added and improved lighting. It's looking much nicer than the beta version.
Still on schedule for a March 1st release, perhaps even sooner. I've just started my second semester at university so the mod will take a back seat, but it's so close to being finished that I can't see it being much later.
Here's a couple of new screenshots: