CN103174439A - 盾构法隧道缓凝型同步注浆的施工方法 - Google Patents
盾构法隧道缓凝型同步注浆的施工方法 Download PDFInfo
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- CN103174439A CN103174439A CN2013101236144A CN201310123614A CN103174439A CN 103174439 A CN103174439 A CN 103174439A CN 2013101236144 A CN2013101236144 A CN 2013101236144A CN 201310123614 A CN201310123614 A CN 201310123614A CN 103174439 A CN103174439 A CN 103174439A
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- slurry
- shield
- grouting
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- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
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材料名称 | 采购要求 |
熟石灰 | 氢氧化钙含量≥85%,200目筛余量≤15%; |
粉煤灰 | F类,Ⅱ级低钙灰,游离CaO含量<10%,200目筛余量<20%; |
砂 | 河砂,中砂,细度模数2.2~2.6,含泥量<3%; |
膨润土 | 钠基,200目筛余量<95%,膨胀率18~26mL/g; |
水泥 | P.C325复合硅酸盐水泥; |
水 | 普通工业用水,pH=7±1,无杂质; |
外掺剂A | 聚羧酸系高效减水剂,减水率>20%,浓度20%; |
外掺剂B | 葡萄糖酸钠D型缓凝剂,纯度>90%; |
配比 | 砂 | 粉煤灰 | 石灰 | 膨润土 | 外掺剂A | 水 |
缓凝A型 | 62% | 16% | 4% | 2.85% | 0.15% | 15% |
缓凝B型 | 58% | 20% | 2% | 2.85% | 0.15% | 17% |
缓凝C型 | 42% | 32% | 4% | 2.85% | 0.15% | 19% |
土质 | 工况 | 配比 | 水泥 | 外掺剂B | 浆液坍落度 |
粘土 | 穿越重要建构筑物 | 缓凝A型 | 10kg/m3 | 0.3kg/m3 | 9~14cm |
粘土 | 超浅覆土 | 缓凝B型 | 20kg/m3 | 0.5kg/m3 | 14~18cm |
粘土 | 高承压水环境 | 缓凝C型 | - | - | 9~12cm |
砂土 | 穿越重要建构筑物 | 缓凝A型 | 20kg/m3 | 0.5kg/m3 | 9~14cm |
砂土 | 超浅覆土 | 缓凝B型 | 40kg/m3 | 1kg/m3 | 14~18cm |
砂土 | 高承压水环境 | 缓凝C型 | - | - | 9~10cm |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103306688A (zh) * | 2013-07-01 | 2013-09-18 | 上海隧道工程股份有限公司 | 地面出入式盾构法隧道同步注浆工艺施工方法 |
CN104478369A (zh) * | 2014-12-28 | 2015-04-01 | 上海隧道工程股份有限公司 | 矩形盾构施工的同步注浆方法及注浆浆液 |
CN105257303A (zh) * | 2015-10-28 | 2016-01-20 | 广州广隧机电设备有限公司 | 盾构掘进同步注双液浆施工方法 |
CN108691556A (zh) * | 2017-04-05 | 2018-10-23 | 宏润建设集团股份有限公司 | 一种盾构同步注浆及二次注浆工艺 |
CN109681236A (zh) * | 2018-12-20 | 2019-04-26 | 中铁二十三局集团有限公司 | 大断面富水砂层盾构掘进同步注浆方法 |
CN111305855A (zh) * | 2020-02-21 | 2020-06-19 | 河海大学 | 一种使用土压平衡盾构渣土制造流动化回填土的方法 |
Citations (4)
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JPH08137097A (ja) * | 1994-11-04 | 1996-05-31 | Fuji Photo Film Co Ltd | フォトレジスト組成物及びエッチング方法 |
CN1418841A (zh) * | 2002-12-26 | 2003-05-21 | 北京城建集团有限责任公司 | 盾构隧道壁后注浆惰性浆液 |
CN101603427A (zh) * | 2009-07-10 | 2009-12-16 | 上海隧道工程股份有限公司 | 盾构同步注浆施工工艺 |
CN102758641A (zh) * | 2012-08-01 | 2012-10-31 | 上海城建(集团)公司 | 超大直径盾构同步注浆的施工方法 |
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2013
- 2013-04-11 CN CN201310123614.4A patent/CN103174439B/zh active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH08137097A (ja) * | 1994-11-04 | 1996-05-31 | Fuji Photo Film Co Ltd | フォトレジスト組成物及びエッチング方法 |
CN1418841A (zh) * | 2002-12-26 | 2003-05-21 | 北京城建集团有限责任公司 | 盾构隧道壁后注浆惰性浆液 |
CN101603427A (zh) * | 2009-07-10 | 2009-12-16 | 上海隧道工程股份有限公司 | 盾构同步注浆施工工艺 |
CN102758641A (zh) * | 2012-08-01 | 2012-10-31 | 上海城建(集团)公司 | 超大直径盾构同步注浆的施工方法 |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103306688A (zh) * | 2013-07-01 | 2013-09-18 | 上海隧道工程股份有限公司 | 地面出入式盾构法隧道同步注浆工艺施工方法 |
CN103306688B (zh) * | 2013-07-01 | 2015-04-01 | 上海隧道工程股份有限公司 | 地面出入式盾构法隧道同步注浆工艺施工方法 |
CN104478369A (zh) * | 2014-12-28 | 2015-04-01 | 上海隧道工程股份有限公司 | 矩形盾构施工的同步注浆方法及注浆浆液 |
CN105257303A (zh) * | 2015-10-28 | 2016-01-20 | 广州广隧机电设备有限公司 | 盾构掘进同步注双液浆施工方法 |
CN108691556A (zh) * | 2017-04-05 | 2018-10-23 | 宏润建设集团股份有限公司 | 一种盾构同步注浆及二次注浆工艺 |
CN108691556B (zh) * | 2017-04-05 | 2020-11-03 | 宏润建设集团股份有限公司 | 一种盾构同步注浆及二次注浆工艺 |
CN109681236A (zh) * | 2018-12-20 | 2019-04-26 | 中铁二十三局集团有限公司 | 大断面富水砂层盾构掘进同步注浆方法 |
CN111305855A (zh) * | 2020-02-21 | 2020-06-19 | 河海大学 | 一种使用土压平衡盾构渣土制造流动化回填土的方法 |
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