<?xml version="1.0" encoding="utf-8"?><metadata xmlns:dc="http://purl.org/dc/elements/1.1/"  xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dcterms="http://purl.org/dc/terms/"><dc:title xml:lang="en">hydraulic fill dams</dc:title><dc:identifier>http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31459466</dc:identifier><dc:language>en</dc:language><dc:publisher xml:lang="en">Getty Institute</dc:publisher><dcterms:created>2026-03-30 21:03:40</dcterms:created><dcterms:isPartOf xsi:type="dcterms:URI">http://AATesaurus.cultura.gencat.cat/aat/getty_en</dcterms:isPartOf><dcterms:isPartOf xml:lang="en">Tesaurus d&apos;Art i Arquitectura</dcterms:isPartOf><dc:format>text/html</dc:format> <dcterms:alternative xml:lang="en">dams, hydraulic fill</dcterms:alternative> <dcterms:alternative xml:lang="en">hydraulic fill dam</dcterms:alternative> <dc:description xml:lang="en"><![CDATA[ Dams built using materials that are excavated, transported, and placed by hydraulic methods. Coarse materials of the slush settle at the outer edge and finer materials settle towards the center, forming an impervious central core. Compaction is not done, and poor drainage and settlement may cause failure of this type of dam. ]]></dc:description></metadata>