A maniac allegedly pushed a woman onto the subway tracks and punched another lady in the face in Brooklyn Saturday — and was later arrested at a nearby shelter, police and sources said.
A 51-year-old was shoved and a 43-year-old was hit on the R subway line at 53rd Street and Fourth Avenue in Sunset Parkaround 8:45 a.m., according to cops.
The woman pushed to the tracks suffered three broken ribs and the other sustained a busted lip, police sources said.
Curtis Signal was busted at the shelter and charged with reckless endangerment, assault, and harassment, police said…