LUIS VALENZUELA P, RAMON VERDUGO A, JOSE CAMPANA Z & CARMEN G OPAZO A


Figure 28. Crest of Los Cristales from left abutment


Figure 29. Settlement of asphaltic core


4.2 Rockfill dams with a concrete face (CFRD)


Only two rockfill dams with concrete faces have been built in Chile: Cogotí dam (83m high), built in 1939, and Conchi dam (66m high), built in 1976. The first is a well-known case and will be commented on in more detail later. The Conchi dam is also located in the north of


210 DAM ENGINEERING Vol XXXI Issue 3


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