CN107330232B - 用于桩端后注浆超长桩的极限承载力估算方法 - Google Patents
用于桩端后注浆超长桩的极限承载力估算方法 Download PDFInfo
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- CN107330232B CN107330232B CN201710689574.8A CN201710689574A CN107330232B CN 107330232 B CN107330232 B CN 107330232B CN 201710689574 A CN201710689574 A CN 201710689574A CN 107330232 B CN107330232 B CN 107330232B
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- 238000000034 method Methods 0.000 title claims abstract description 31
- 239000002689 soil Substances 0.000 claims description 92
- 239000004927 clay Substances 0.000 claims description 43
- 230000003014 reinforcing effect Effects 0.000 claims description 33
- 239000004576 sand Substances 0.000 claims description 33
- 239000000843 powder Substances 0.000 claims description 30
- 239000002002 slurry Substances 0.000 claims description 21
- 238000005728 strengthening Methods 0.000 claims description 12
- 230000035515 penetration Effects 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 2
- 238000005457 optimization Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000011440 grout Substances 0.000 description 3
- 230000002787 reinforcement Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000009933 burial Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009430 construction management Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- FEMOMIGRRWSMCU-UHFFFAOYSA-N ninhydrin Chemical group C1=CC=C2C(=O)C(O)(O)C(=O)C2=C1 FEMOMIGRRWSMCU-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/20—Design optimisation, verification or simulation
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2119/00—Details relating to the type or aim of the analysis or the optimisation
- G06F2119/06—Power analysis or power optimisation
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- Piles And Underground Anchors (AREA)
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CN201710689574.8A CN107330232B (zh) | 2017-08-11 | 2017-08-11 | 用于桩端后注浆超长桩的极限承载力估算方法 |
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CN201710689574.8A CN107330232B (zh) | 2017-08-11 | 2017-08-11 | 用于桩端后注浆超长桩的极限承载力估算方法 |
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CN107330232A CN107330232A (zh) | 2017-11-07 |
CN107330232B true CN107330232B (zh) | 2021-03-12 |
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Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108446413B (zh) * | 2017-12-06 | 2021-07-13 | 青岛理工大学 | 一种注浆成型扩底桩桩径的优化测定方法 |
CN111177833B (zh) * | 2019-12-27 | 2022-06-24 | 中铁大桥勘测设计院集团有限公司 | 礁灰岩地质清水钻成孔混凝土灌注桩竖向承载力计算方法 |
CN112417549B (zh) * | 2020-11-05 | 2022-04-12 | 天津华勘基础工程检测有限公司 | 软土地区后注浆灌注桩单桩承载力估算方法 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101979783A (zh) * | 2010-09-29 | 2011-02-23 | 东南大学 | 基于多功能孔压静力触探技术的预测桩基承载力的方法 |
CN102535446A (zh) * | 2012-02-20 | 2012-07-04 | 中交第一航务工程勘察设计院有限公司 | 大断面沉管灌注混凝土后压浆空心方桩及其制作方法 |
CN102660968A (zh) * | 2012-06-04 | 2012-09-12 | 化学工业岩土工程有限公司 | 一种单桩竖向承载力估算方法 |
CN103870692A (zh) * | 2014-03-17 | 2014-06-18 | 上海岩土工程勘察设计研究院有限公司 | 一种桩基水平承载力简化计算方法 |
CN105275024A (zh) * | 2015-09-29 | 2016-01-27 | 华蓝设计(集团)有限公司 | 有缺陷大直径嵌岩桩竖向承载力检测及加固的方法 |
CN105401571A (zh) * | 2015-12-17 | 2016-03-16 | 中冶沈勘工程技术有限公司 | 预制后注浆异型树根桩及其施工方法 |
CN106836213A (zh) * | 2017-04-05 | 2017-06-13 | 江苏中大建设集团有限公司 | 后注浆预应力空心方桩及其施工工艺 |
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2017
- 2017-08-11 CN CN201710689574.8A patent/CN107330232B/zh active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101979783A (zh) * | 2010-09-29 | 2011-02-23 | 东南大学 | 基于多功能孔压静力触探技术的预测桩基承载力的方法 |
CN102535446A (zh) * | 2012-02-20 | 2012-07-04 | 中交第一航务工程勘察设计院有限公司 | 大断面沉管灌注混凝土后压浆空心方桩及其制作方法 |
CN102660968A (zh) * | 2012-06-04 | 2012-09-12 | 化学工业岩土工程有限公司 | 一种单桩竖向承载力估算方法 |
CN103870692A (zh) * | 2014-03-17 | 2014-06-18 | 上海岩土工程勘察设计研究院有限公司 | 一种桩基水平承载力简化计算方法 |
CN105275024A (zh) * | 2015-09-29 | 2016-01-27 | 华蓝设计(集团)有限公司 | 有缺陷大直径嵌岩桩竖向承载力检测及加固的方法 |
CN105401571A (zh) * | 2015-12-17 | 2016-03-16 | 中冶沈勘工程技术有限公司 | 预制后注浆异型树根桩及其施工方法 |
CN106836213A (zh) * | 2017-04-05 | 2017-06-13 | 江苏中大建设集团有限公司 | 后注浆预应力空心方桩及其施工工艺 |
Non-Patent Citations (2)
Title |
---|
南通地区超长桩单桩竖向极限承载力标准值研究;王吉明;《建筑监督检测与造价》;20101231;第3卷(第11-12期);第19-24页 * |
后注浆钻孔灌注桩单桩承载力研究;刘满林等;《施工技术》;20121231;第41卷(第379期);第59-61页 * |
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