JP5912590B2 - 底泥安定化工法 - Google Patents
底泥安定化工法 Download PDFInfo
- Publication number
- JP5912590B2 JP5912590B2 JP2012019829A JP2012019829A JP5912590B2 JP 5912590 B2 JP5912590 B2 JP 5912590B2 JP 2012019829 A JP2012019829 A JP 2012019829A JP 2012019829 A JP2012019829 A JP 2012019829A JP 5912590 B2 JP5912590 B2 JP 5912590B2
- Authority
- JP
- Japan
- Prior art keywords
- bottom mud
- bentonite
- granular material
- water
- mud
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000000034 method Methods 0.000 title claims description 27
- 230000006641 stabilisation Effects 0.000 title claims description 14
- 238000011105 stabilization Methods 0.000 title claims description 14
- 239000008187 granular material Substances 0.000 claims description 69
- 239000002689 soil Substances 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 239000002245 particle Substances 0.000 claims description 22
- 239000000463 material Substances 0.000 claims description 20
- 239000004576 sand Substances 0.000 claims description 17
- 230000005484 gravity Effects 0.000 claims description 11
- 239000000126 substance Substances 0.000 claims description 11
- 239000002734 clay mineral Substances 0.000 claims description 7
- 230000000087 stabilizing effect Effects 0.000 claims description 3
- 229910000278 bentonite Inorganic materials 0.000 description 48
- 239000000440 bentonite Substances 0.000 description 48
- SVPXDRXYRYOSEX-UHFFFAOYSA-N bentoquatam Chemical compound O.O=[Si]=O.O=[Al]O[Al]=O SVPXDRXYRYOSEX-UHFFFAOYSA-N 0.000 description 48
- 239000010410 layer Substances 0.000 description 12
- 230000009471 action Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 8
- 238000004062 sedimentation Methods 0.000 description 7
- 230000003628 erosive effect Effects 0.000 description 5
- 238000011049 filling Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000011241 protective layer Substances 0.000 description 5
- 238000009792 diffusion process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 238000011065 in-situ storage Methods 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 239000002893 slag Substances 0.000 description 3
- 239000003381 stabilizer Substances 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- HPTYUNKZVDYXLP-UHFFFAOYSA-N aluminum;trihydroxy(trihydroxysilyloxy)silane;hydrate Chemical compound O.[Al].[Al].O[Si](O)(O)O[Si](O)(O)O HPTYUNKZVDYXLP-UHFFFAOYSA-N 0.000 description 2
- 150000002013 dioxins Chemical class 0.000 description 2
- 229910052621 halloysite Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 239000000941 radioactive substance Substances 0.000 description 2
- 240000008100 Brassica rapa Species 0.000 description 1
- 229910001583 allophane Inorganic materials 0.000 description 1
- VNSBYDPZHCQWNB-UHFFFAOYSA-N calcium;aluminum;dioxido(oxo)silane;sodium;hydrate Chemical compound O.[Na].[Al].[Ca+2].[O-][Si]([O-])=O VNSBYDPZHCQWNB-UHFFFAOYSA-N 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 229910001919 chlorite Inorganic materials 0.000 description 1
- 229910052619 chlorite group Inorganic materials 0.000 description 1
- QBWCMBCROVPCKQ-UHFFFAOYSA-N chlorous acid Chemical compound OCl=O QBWCMBCROVPCKQ-UHFFFAOYSA-N 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- GUJOJGAPFQRJSV-UHFFFAOYSA-N dialuminum;dioxosilane;oxygen(2-);hydrate Chemical compound O.[O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O GUJOJGAPFQRJSV-UHFFFAOYSA-N 0.000 description 1
- 229910001649 dickite Inorganic materials 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- -1 gravel Substances 0.000 description 1
- 239000000383 hazardous chemical Substances 0.000 description 1
- 229910052900 illite Inorganic materials 0.000 description 1
- 229910052500 inorganic mineral Inorganic materials 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 229910052622 kaolinite Inorganic materials 0.000 description 1
- 239000011707 mineral Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052901 montmorillonite Inorganic materials 0.000 description 1
- VGIBGUSAECPPNB-UHFFFAOYSA-L nonaaluminum;magnesium;tripotassium;1,3-dioxido-2,4,5-trioxa-1,3-disilabicyclo[1.1.1]pentane;iron(2+);oxygen(2-);fluoride;hydroxide Chemical compound [OH-].[O-2].[O-2].[O-2].[O-2].[O-2].[F-].[Mg+2].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[Al+3].[K+].[K+].[K+].[Fe+2].O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2.O1[Si]2([O-])O[Si]1([O-])O2 VGIBGUSAECPPNB-UHFFFAOYSA-L 0.000 description 1
- 229910000273 nontronite Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 229910052903 pyrophyllite Inorganic materials 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
Images
Landscapes
- Treatment Of Sludge (AREA)
Description
11 ブラインド
12 回動軸
13 枠体部
20 ベントナイト層
21 防護層
BN ベントナイト粒状体
Claims (3)
- 有害物質を含む底泥を粘土鉱物からなる粒状体で覆うことにより前記粒状体と前記底泥とを反応させて前記底泥を安定化させる底泥安定化工法であって、
前記粒状体は内部に空隙を有し前記粒状体の比重が砂の比重よりも小さく、かつ、前記粒状体の粒径が0.075mm以上、2mm以下であることにより、前記粒状体が水中に投入され沈降して前記底泥に着底する時の前記底泥の巻き上げを防止することを特徴とする底泥安定化工法。 - 前記粒状体の水分含有量が10%以下である請求項1に記載の底泥安定化工法。
- 前記粒状体による層の上に別の覆土材料による層を形成する請求項1または2に記載の底泥安定化工法。
Priority Applications (1)
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---|---|---|---|
JP2012019829A JP5912590B2 (ja) | 2012-02-01 | 2012-02-01 | 底泥安定化工法 |
Applications Claiming Priority (1)
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---|---|---|---|
JP2012019829A JP5912590B2 (ja) | 2012-02-01 | 2012-02-01 | 底泥安定化工法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2013159898A JP2013159898A (ja) | 2013-08-19 |
JP5912590B2 true JP5912590B2 (ja) | 2016-04-27 |
Family
ID=49172402
Family Applications (1)
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---|---|---|---|
JP2012019829A Active JP5912590B2 (ja) | 2012-02-01 | 2012-02-01 | 底泥安定化工法 |
Country Status (1)
Country | Link |
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JP (1) | JP5912590B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE540699C2 (en) * | 2017-02-08 | 2018-10-16 | Svensk Kaernbraenslehantering Ab | Containment arrangement for storage at least partly depleted nuclear fuel comprising a composite buffer, and a method for assembly such a container arrangement |
CN113368819B (zh) * | 2021-06-01 | 2024-04-12 | 河海大学 | 一种针对浮泥的片状缓沉吸附的原位覆盖材料及制备方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5407879A (en) * | 1993-09-29 | 1995-04-18 | American Colloid Company | Method of improving the contaminant resistance of a smectite clay by rewetting and impregnating the clay with a water-soluble polymer, and redrying the polymer-impregnated clay |
US5538787A (en) * | 1994-05-16 | 1996-07-23 | New Waste Concepts, Inc. | Material and method for forming an underwater barrier layer |
JP4960572B2 (ja) * | 2003-04-10 | 2012-06-27 | 株式会社フジタ | 貝殻粉砕物による閉鎖性水域の底質浄化方法 |
JP4872275B2 (ja) * | 2005-09-01 | 2012-02-08 | Jfeスチール株式会社 | 水底の覆砂方法 |
JP2007063923A (ja) * | 2005-09-01 | 2007-03-15 | Jfe Steel Kk | 水底の覆砂構造及び覆砂方法 |
-
2012
- 2012-02-01 JP JP2012019829A patent/JP5912590B2/ja active Active
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JP2013159898A (ja) | 2013-08-19 |
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