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1、permeableratereducedhas80.16Lu;IIIsequenceholethanIIsequenceholeofcumulativeaveragepermeableratereducedhas33.07,andcurtaincheckholepressurewatertestLvRongvalueareislessthan3.0Lu(designstandard),Maximumvalueof2.75Lu,theminimumvalueof0.0Lu,LvRongonaveragevalueof1.3
2、4Lu,fullymeetthedesignrequirements;2)leftbankcurtainGroutingunit:ⅰsequenceholemaximumvaluefor66.25Lu,minimumvaluefor4.82Lu,averagefor18.05Lu;IIsequenceholemaximumvaluefor94.3Lu,minimumvaluefor2.29Lu,averagefor17.76Lu;analysisⅰsequence,andIIsequencecurtainirrigati
3、onQianaveragepermeableratecansee:duetoformationfractureddistributionandtoreasons,causedindividualIIsequenceholeinminoritylongwithinofpermeableratevaluelarger,ledIIsequenceholeaveragepermeablerateincreases,ⅰⅱsequencesequenceholesandholesandtheaveragepermeabilityth
4、roughGroutingtreatment,checkthepermeabilityofcurtainGroutingdunitmaximumvalueis2.5Lu,theyoungestonly0.0Lu,themeanvalueis0.99Lu;aftergrouting,checktheporosityandpermeabilityarelessthanthecurtainontherightbankcheckforporewaterpressuretestofLvRong3.0Lu(designcriteri
5、a),fullymeetthedesignrequirements;Fromthedatapresentedabovetherightbankofⅰsequence,sequenceholesthroughthesequenceofcurtainGroutinginⅱ,Groutingeffectduetofracturebedrockontheleftbankandto,whichcausesthe...Throughabovepermeableratefrequencycumulativegraphs,analysi
6、sleftbankcurtainGroutingirrigationQianpermeablerate:inpermeableraterelativeconcentratedof5~50Luparagraph,ⅰsequenceholecumulativefrequencyfor90.91%,IIsequenceholefor91.66%;ⅰsequencehole,andIIsequenceholeinpermeablerateofcumulativefrequencycomparedclose,analysisits
7、reasonsforformationintheoffractured,andsectionactingdistributionandthetoreasonscaused,combinedcivilexcavationrevealedofbedrocksectionactingsituation,cumulativefrequencyclosereasonsforrocksectionactingtoandcurtainGroutingaxisalmostinto90°angleintersect,Asthejointd
8、istribution,trends,coupledwiththeimpermeabilityoftherock,causingliquidcoefficientoflateralpiercingsmall,verticalgroutisstronger.AlthoughingroutinginhorizontalS
