Page:Toll Roads and Free Roads.pdf/135

Rh The general appearance and design of a depressed artery of the type suggested is shown in plate 54. As illustrated, the depressed and divided arterial lanes would be bordered on each side by one-way surface streets for local service. At intervals, important cross streets would be bridged over the depressed way and in the first blocks from each of such bridges, ramps at each side of the artery would afford separated up-and-down connections with the surface streets.



The depressed highways, especially, would necessitate acquisition of wide rights-of-way, and it is because property along several of the suggested lines has already dropped close to its lowest level, and land 144049°—39-—8