基本信息
| 标准名称： | 离心式风机维护检修规程(试行) |
| 中标分类： |
化工 >>
化工机械与设备 >>
化工设备 |
| 替代情况： | 被SHS 01022-2004代替 |
| 发布日期： | |
| 实施日期： | 1992-11-09 |
| 首发日期： | |
| 作废日期： | 2004-06-21 |
| 出版日期： | |
| 页数： | 6页 |
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前言
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引用标准
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所属分类： 化工 化工机械与设备 化工设备
【英文标准名称】:Executionofspecialgeotechnicalworks-Verticaldrainage
【原文标准名称】:特殊土工工程的施工.垂直排水
【标准号】:BSEN15237-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-03-30
【实施或试行日期】:2007-03-30
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:建筑检查员;土木工程;土壤合成物;建筑;定义;设计;尺寸选定;排水工程;排水;排水管;英语;检验(质量保证);地基;基土改良;法语;土工学;德语;安装;预制的;性能;渗水坑;土壤;特殊土工工程;规范(验收);底土;监督(认可);垂直
【英文主题词】:Buildinginspectorate;Civilengineering;Compositionoftheground;Construction;Definitions;Design;Dimensioning;Drainworks;Drainage;Drainageworks;Drainages;Drains;Englishlanguage;Examination(qualityassurance);Foundationsoilimprovements;Foundations;Frenchlanguage;Geotechnics;Germanlanguage;Mounting;Prefabricated;Properties;Soakaways;Soils;Specialgeotechnicalwork;Specification(approval);Subsoil;Surveillance(approval);Vertical
【摘要】:ThisEuropeanStandardestablishesgeneralprinciplesfortheexecution,testing,supervisionandmonitoringofverticaldrainprojects.ThisEuropeanStandardincludestheapplicationofprefabricatedverticaldrainsandsanddrainsanddealswithrequirementstobeplacedondesign,drainmaterialandinstallationmethods.ThisEuropeanStandardappliestotheimprovementoflow-permeability,highlycompressiblesoilsbyverticaldrainageandpreloading.Informationregardingloading(embankment,vacuumorgroundwaterlowering)andpreloadingisgivenininformativeAnnexesAandB.Verticaldrainageisusedbothinonlandandinmarineconstructionsforthefollowingpurposes:?(pre-)consolidationandreductionofpost-constructionsettlements;?speedinguptheconsolidationprocessbydecreasingthepathlengthsforporewaterdissipation;?increaseofstability(byincreasingeffectivestressesinthesoil);?groundwaterlowering;?mitigationofliquefactioneffects.Ineachcasethereisanoveralltreatmentofthesoil(thevolumeofthedrainsissmallinrelationtothesoilvolumetreated).ThisEuropeanStandarddoesnotincludesoilimprovementbymeansofwells,gravelandstonecolumns,large-diametergeotextileenclosedcolumnsorreinforcingelements.Verticaldrainagecanalsobecombinedwithotherfoundationorgroundimprovementmethods,e.g.electro-osmosis,pilesandcompactedsandpiles,dynamiccompactionanddeepmixing.Guidanceonpracticalaspectsofverticaldrainage,suchasinvestigationofdrainproperties,executionproceduresandequipment,isgiveninAnnexA.Investigationofsoilcharacteristicsandassessmentofdesignparameters,whichareaffectedbydrainpropertiesandexecution,arepresentedinAnnexB.
【中国标准分类号】:P21
【国际标准分类号】:93_020
【页数】:60P.;A4
【正文语种】:英语