The shared experience of losing long-anticipated projects has forged a bond of sorts between Baltimore and Charles County lawmakers, all of whom are Democrats. Though many Baltimoreans have never heard of the Nice Bridge and will never cross it, the entire city Senate delegation has signed on to co-sponsor Charles County Sen. Thomas M. "Mac" Middleton's bill, which would require the state to set aside $75 million a year for a replacement bridge that would open by 2030.