sentences:  It continues along this one-way pair for a few blocks, then turning south onto 9th Street NW southbound and from 11th Street NW northbound.The route terminates at the intersection of 9th and F Streets NW near the Gallery Place station on the Red, Yellow, and Green Lines.Route 40 and 42 initially began operation as the Mount Pleasant Streetcar Line, operated by the Washington Rail & Electric Company in 1872.