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Portuguese Irrigation Canals: Lining Solutions, Anomalies, and Rehabilitation
Irrigation canals are primary hydraulic infrastructures from an agricultural point of view, and their performance is highly dependent on the efficiency and durability of their coatings. This paper presents the main conclusions of a survey undertaken in Portugal, which concluded that in most situations, the following technologies are used: concrete cast on site, precast concrete slabs, and prefabricated membranes (polymer bitumen or synthetic). These linings may manifest various pathologies with significant consequences on the amount of water lost as a result of lack of watertightness. These defects are classified by lining solution, and their main causes identified. Finally, an exhaustive set of recommendations and rehabilitation techniques are described to minimize water leakage from the canals.
Portuguese Irrigation Canals: Lining Solutions, Anomalies, and Rehabilitation
Irrigation canals are primary hydraulic infrastructures from an agricultural point of view, and their performance is highly dependent on the efficiency and durability of their coatings. This paper presents the main conclusions of a survey undertaken in Portugal, which concluded that in most situations, the following technologies are used: concrete cast on site, precast concrete slabs, and prefabricated membranes (polymer bitumen or synthetic). These linings may manifest various pathologies with significant consequences on the amount of water lost as a result of lack of watertightness. These defects are classified by lining solution, and their main causes identified. Finally, an exhaustive set of recommendations and rehabilitation techniques are described to minimize water leakage from the canals.
Portuguese Irrigation Canals: Lining Solutions, Anomalies, and Rehabilitation
Morgado, Filipe (author) / Lopes, Grandão J. (author) / de Brito, J. (author) / Feiteira, J. (author)
Journal of Performance of Constructed Facilities ; 26 ; 507-515
2011-03-12
92012-01-01 pages
Article (Journal)
Electronic Resource
English
Portuguese Irrigation Canals: Lining Solutions, Anomalies, and Rehabilitation
British Library Online Contents | 2012
|Engineering Index Backfile | 1952
|Brick lining for irrigation canals
Engineering Index Backfile | 1938
|Brick lining for irrigation canals
Engineering Index Backfile | 1938
|Brick lining for irrigation canals
Engineering Index Backfile | 1938
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