That's.... a few too many traits. 3-5 would have been sufficient
Of the twelve, only a couple (Heavy Cover and Obscuring) are new; the rest are just codification of what individual terrain pieces (that mostly got ignored because everything other than Ruins was fairly worthless) did in 8th.
"Courage is the complement of fear. A fearless man cannot be courageous. He is also a fool." -- Robert Heinlein