| 超大型墩台混凝土结构裂缝控制 |
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| 引用本文： | 孙建德,姜雪峰.超大型墩台混凝土结构裂缝控制[J].中国港湾建设,2012(2):97-99. |
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| 作者姓名： | 孙建德 姜雪峰 |
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| 作者单位： | 1. 唐山曹妃甸实业港务有限公司,河北 唐山,063200
2. 中交一航局第一工程有限公司,天津,300456 |
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| 摘 要： | 论述了导致大体积混凝土裂缝产生的各种因素,并通过优选原材料(水泥品种、填充骨料和外加剂)、降低水化热、优化配合比和施工过程控制等措施,成功实现了曹妃甸矿石二期工程超大型墩台混凝土结构裂缝的控制。
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| 关 键 词： | 超大型墩台 混凝土 裂缝控制 |
Crack Control of Concrete Structure for Super Large Pier |
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| SUN Jian-de
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JIANG Xue-feng.Crack Control of Concrete Structure for Super Large Pier[J].China Harbour Engineering,2012(2):97-99. |
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| Authors: | SUN Jian-de JIANG Xue-feng |
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| Institution: | 1.Tangshan Caofeidian Shiye Port Co.,Ltd.,Tangshan,Hebei 063200,China; 2.No.1 Eng.Co.,Ltd.of CCCC First Harbor Engineering Co.,Ltd.,Tianjin 300456,China) |
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| Abstract: | This paper discusses various factors causing cracks in mass concrete,and,through selection of raw materials（cement types,aggregates,and admixtures）,reduction of hydration heat,optimizing the mix ratio and controlling the construction process,the cracking in concrete structure for the super-large piers for the second phase of Caofeidian Ore Terminal was successfully controlled. |
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| Keywords: | super large pier concrete crack control |
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