Muro Dam

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The dam of Muro ( Portuguese: Barragem Romana do Muro ) is a Roman building near the city of Campo Maior in Portugal. It is the largest surviving from antiquity dam in Portugal south of the Tagus.

The well-preserved remains of the dam are now in an olive grove, about 3 km east of the city limits. The course of the 174 m long structure is slightly bent in three places.

Are located on the downstream side in a distance of 3 to 4 m sixteen small buttresses. The center portion that reaches the greatest height and thickness is reinforced on the air side addition by three upright sheets, ranging from pillar to pillar. According monument description, the Opus incertum - construction technology has been used in the construction of the wall.