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


Figure 17. Upstream slope of Coihueco dam after Maule earthquake, 2010


Figure 18. Crest of Coihueco dam


Aromos dam was completed in 1979, with a reservoir capacity of 60.3Mm3, and is situated approximately 90km to the north-west of Santiago. The dam is placed in a narrow zone of Limache Creek, about 5km downstream of the confluence with Aconcagua River. It is a zoned dam, with a maximum height of 42m and a length of 220m. The upstream and downstream slopes are 3.75:1 (H:V) and 2.75:1 (H:V), respectively. The embankment


202 DAM ENGINEERING Vol XXXI Issue 3


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