Barred in DC

Bedrock Billiards, web site, Facebook, Twitter, 1841 Columbia Road NW, 202-667-7665, opens at 4p (weekdays) 1p (weekends), HH 4-8p (weekdays), 1-7p (weekends), est. 1992  [Yelp, WaPo] Opened back in 1992, this basement pool hall/game room bar feels miles from the bedlam of 18th Street a block away.  Bedrock, which was the first bar in the mini-chain that now includes Atomic…