Extensive Concrete (texture pack)

I've been going out and capturing pictures of cool concrete stuff and processing them into textures for about a year now.
I didn't realize it could become such on obsession when I first started but now, wherever I go, I'm on the lookout for good concrete.

in this pack, you'll find 40 concrete textures. It's a combination of my previous two texture packs + 13 new, fully seamless textures.