| 路基沥青混凝土防水封闭结构施工质量控制技术 |
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| 引用本文： | 楼梁伟,蔡德钩,石越峰,包黎明,梁俊国,曾长贤,姚建平.路基沥青混凝土防水封闭结构施工质量控制技术[J].铁道建筑,2019(2):18-21. |
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| 作者姓名： | 楼梁伟 蔡德钩 石越峰 包黎明 梁俊国 曾长贤 姚建平 |
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| 作者单位： | 中国铁道科学研究院集团有限公司铁道建筑研究所;北京铁科特种工程技术开发公司;中国铁路总公司工程设计鉴定中心;郑万铁路客运专线河南有限责任公司;中铁第四勘察设计院集团有限公司 |
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| 基金项目： | 中国铁路总公司科技研究开发计划(2017G008-B) |
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| 摘 要： | 为保证沥青混凝土的施工质量和实施效果,按照破损类型对铁路沥青混凝土的病害进行分类,结合病害成因,有针对性地提出了铁路沥青混凝土的原材料、配合比设计、施工准备、拌和与运输、摊铺与压实等方面的质量控制要点,利用渗水系数评价了路基沥青混凝土防水封闭结构的防水效果,并指出研发适用于构筑物周围边角压实的专用设备是后续工作的重点。
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| 关 键 词： | 铁路路基 全断面防水封闭结构 现场调研 沥青混凝土 质量控制技术 |
Construction Quality Control Technique of Subgrade Featuring Asphalt Concrete Waterproof Sealing Structure |
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| LOU Liangwei,CAI Degou,SHI Yuefeng,BAO Liming,LIANG Junguo,ZENG Changxian,YAO Jianping.Construction Quality Control Technique of Subgrade Featuring Asphalt Concrete Waterproof Sealing Structure[J].Railway Engineering,2019(2):18-21. |
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| Authors: | LOU Liangwei CAI Degou SHI Yuefeng BAO Liming LIANG Junguo ZENG Changxian YAO Jianping |
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| Institution: | (Railway Engineering Research Institute,China Academy of Railway Sciences Group Co. Ltd.,Beijing 100081,China;Engineering Design Appraisal Center,China Railway Corporation,Beijing 100844,China;Zhengwan Railway Passenger Dedicated Line Henan Co. Ltd.,Zhengzhou Henan 450016,China;China Railway Siyuan Survey and Design Group Co. Ltd., Wuhan Hubei 430063,China;Beijing Tieke Special Engineering Technological Development Corporation,Beijing 100081,China) |
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| Abstract: | In order to guarantee the construction quality and implementation effect of asphalt concrete,this paper classified the disease of railway subgrade featuring asphalt concrete,accordingly put forward the quality control points from raw materials,mix design,construction preparation,mixing and transportation,paving and compaction and so on,and evaluated the waterproof effect of asphalt concrete waterproof sealing structure by using water seepage coefficient.Furthermore,this paper pointed out that the research of special equipment suitable for the surrounding corner compaction is the next research emphases. |
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| Keywords: | Railway subgrade Full-section waterproof sealing structure Field survey Asphalt concrete Quality control technique |
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