KR100970766B1 - 교량의 세굴방지 및 내진용 기초보강공법 - Google Patents
교량의 세굴방지 및 내진용 기초보강공법 Download PDFInfo
- Publication number
- KR100970766B1 KR100970766B1 KR1020080056171A KR20080056171A KR100970766B1 KR 100970766 B1 KR100970766 B1 KR 100970766B1 KR 1020080056171 A KR1020080056171 A KR 1020080056171A KR 20080056171 A KR20080056171 A KR 20080056171A KR 100970766 B1 KR100970766 B1 KR 100970766B1
- Authority
- KR
- South Korea
- Prior art keywords
- bridge
- pier
- around
- grouting
- scouring
- Prior art date
Links
- 238000009991 scouring Methods 0.000 title claims abstract description 17
- 230000002265 prevention Effects 0.000 title claims description 7
- 239000002689 soil Substances 0.000 claims abstract description 22
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000000945 filler Substances 0.000 claims abstract description 3
- 239000011083 cement mortar Substances 0.000 claims abstract 2
- 238000010276 construction Methods 0.000 claims description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 229910052602 gypsum Inorganic materials 0.000 claims description 4
- 239000010440 gypsum Substances 0.000 claims description 4
- 239000011150 reinforced concrete Substances 0.000 claims 1
- 230000002787 reinforcement Effects 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 239000010959 steel Substances 0.000 description 4
- 239000004568 cement Substances 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 238000006424 Flood reaction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010410 dusting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D37/00—Repair of damaged foundations or foundation structures
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/02—Piers; Abutments ; Protecting same against drifting ice
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2250/00—Production methods
- E02D2250/003—Injection of material
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2300/00—Materials
- E02D2300/0004—Synthetics
- E02D2300/0018—Cement used as binder
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Bridges Or Land Bridges (AREA)
- Foundations (AREA)
Abstract
Description
Claims (2)
- 교량의 교각 주위의 토사의 세굴을 방지하고 내진을 위한 세굴방지 및 내진용 교량기초 보강구축공법에 있어서,상기 공법은 기 설치된 교량의 교각 주위의 토사가 세굴되었을 때에는 단계적으로 1차 성토층을 하상 또는 해저바닥 위로 퇴적시켜 조성하고, 다음 소정의 깊이까지 교각 주위로 하상 또는 해저바닥부 아래로 그라우팅을 실시하며, 다음 그라우팅으로 시멘트 몰탈주입으로 고결되면 상기 1차 성토층을 제거하는 제반단계로 이루어지고,상기 그라우팅은 상기 교각아래 기초부 주위로 틈이 없도록 중복실시하며, 상기 그라우팅 깊이의 기준이 되는 세굴심도(Hmax)는 최대홍수수위(Hw)의 0.7~1.0배로 산정하여 그라우팅을 실시하도록 한 것을 특징으로 하는 세굴방지 및 내진용 교량기초부 보강구축공법.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080056171A KR100970766B1 (ko) | 2008-06-16 | 2008-06-16 | 교량의 세굴방지 및 내진용 기초보강공법 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020080056171A KR100970766B1 (ko) | 2008-06-16 | 2008-06-16 | 교량의 세굴방지 및 내진용 기초보강공법 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090130502A KR20090130502A (ko) | 2009-12-24 |
KR100970766B1 true KR100970766B1 (ko) | 2010-07-16 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020080056171A KR100970766B1 (ko) | 2008-06-16 | 2008-06-16 | 교량의 세굴방지 및 내진용 기초보강공법 |
Country Status (1)
Country | Link |
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KR (1) | KR100970766B1 (ko) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TW201219744A (en) * | 2010-11-04 | 2012-05-16 | Zhi-Xin Hu | making use of non-invasive approach to place at least one sensor to the relevant position of the bridge foundation base to calculate the depth of bridge foundation base |
CN102864753A (zh) * | 2012-09-10 | 2013-01-09 | 重庆交通大学 | 一种桥位河段纵断面最大冲刷深度及冲刷范围的测控方法 |
KR101662063B1 (ko) | 2016-05-18 | 2016-10-04 | 이신원 | 교량의 세굴방지공 및 교량의 세굴방지공법 |
CN106759458A (zh) * | 2017-02-13 | 2017-05-31 | 中铁十九局集团轨道交通工程有限公司 | 桥梁桩基的u型结构托换转移系统及其施作方法 |
CN109440727B (zh) * | 2018-10-24 | 2024-03-12 | 中国海洋大学 | 一种用于加固海底土体基础的振冲注浆设备及处理方法 |
CN112343104B (zh) * | 2019-08-09 | 2022-06-17 | 北京恒祥宏业基础加固技术有限公司 | 一种高铁大型墩台的加固抬升方法 |
CN112343078B (zh) * | 2019-08-09 | 2022-07-08 | 北京恒祥宏业基础加固技术有限公司 | 一种厂房设备基础精密抬升方法 |
CN111648368B (zh) * | 2020-05-08 | 2021-08-27 | 河海大学 | 一种处理桥梁基础冲刷的全方位注浆装置及其使用方法 |
CN113123376B (zh) * | 2021-04-23 | 2022-01-28 | 中国海洋大学 | 用于桩基冲刷形态检测和治理加固的方法 |
CN113175014B (zh) * | 2021-05-26 | 2025-01-24 | 中交第三航务工程局有限公司 | 一种水下基础结构冲刷坑的修复结构及修复方法 |
CN115142486A (zh) * | 2022-08-16 | 2022-10-04 | 中电投东北新能源发展有限公司 | 一种风电塔筒基础纠偏及加固方法 |
CN115657047B (zh) * | 2022-12-08 | 2023-03-28 | 中国海洋大学 | 一种用于海上风电桩桩基的冲刷监测和防护装置 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000273881A (ja) | 1999-03-24 | 2000-10-03 | Toyo Constr Co Ltd | 既設構造物基礎の耐震補強工法 |
JP2005180079A (ja) | 2003-12-22 | 2005-07-07 | Yukitake Shioi | 構造物の耐震補強構造 |
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2008
- 2008-06-16 KR KR1020080056171A patent/KR100970766B1/ko not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000273881A (ja) | 1999-03-24 | 2000-10-03 | Toyo Constr Co Ltd | 既設構造物基礎の耐震補強工法 |
JP2005180079A (ja) | 2003-12-22 | 2005-07-07 | Yukitake Shioi | 構造物の耐震補強構造 |
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Publication number | Publication date |
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KR20090130502A (ko) | 2009-12-24 |
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