Page 53 - Urban water supply handbook

URBAN WATER INFRASTRUCTURE: A HISTORICAL PERSPECTIVE

1.52 HISTORY, PLANNING, OUTSOURCING

FIGURE 1.39 Remnants of triple siphon at Aspendos, Turkey. The wide valley is illustrated
with the south tower in the foreground and the north tower in the distance. Open tanks were
located at the top of each of the two towers, commonly referred to as pressure towers in the lit-
erature. (Photo by Koksal B. Celik)

FIGURE 1.40 Typical Roman urban water distribution system.

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