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jiao zhu shi li qing hun he liao ti ji she ji fa yan jiu
Author(s): 
Pages: 219-221
Year: Issue:  8
Journal: Urban Roads Bridges & Flood Control

Keyword:  桥梁工程体积设计法土工击实试验浇注式沥青混合料矿料间隙率;
Abstract: 为使浇注式沥青混合料设计时体积特征更明确,最佳沥青用量来源更有依据,采用土工击实试验方法确定合成级配的矿料间隙率,并按照常温下沥青刚好填满矿料间隙的假设换算沥青用量和有效沥青用量,然后进行混合料性能试验.试验结果表明,该沥青用量符合浇注式沥青混合料经验用油量范围,且混合料性能试验结果满足相关要求,说明浇注式沥青混合料体积设计法具有实用性和可行性.
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