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1、1,coalmines,mineareinchargeofthewatercontrolworkresponsibility,and(b)specificallyresponsibleforthetechnicalmanagementofwaterpreventionandcontrolwork.A,ChiefEngineer,mineb,c,geology,geologicalsurveyVicePresidentdsection2,coalmines,mineshouldbethepreparationofthemedium-andlong-te
2、rmplanningandcontrolwater(a)plans,andtheirimplementation.A,yearb,quartersc,3,coalmines,mineshouldbe(a)forwatereducationandtrainingtoensureemployeeshavethenecessaryknowledgeofwatercontrol,improvingwatercontrolworkskillsandtheabilitytoresistwaterdamage.A,b,c,grass-rootsleaders,le
3、adersofworkersd,headofminemainwell4,mineandindustrialsiteintheelevationofthebuilding(d)localthehighestfloodlevel,constructionofdams,canalsorotherwaterproofinganddrainagemeasures.A,isequaltob,nohigherthanc,higherthand,lessthan5,minemainpumpingstationshouldbeatleast(b)exits,anexi
4、twithinclinedroadwayintothewellbore,overandabovethepumpHousefloor7m.A,1b,2c,3d,46miningareawaterChamber,theeffectivecapacityshouldbeabletohold(b)normalinflowinminingarea.A,2Hb,4Hc,6hd,8h7,shortsumpcapacityshouldbemaintainedatatotalcapacityof(b)above.A,40%b,50%c,60%d,70%8,inthey
5、earbeforetherainyseason,shouldcompleteoverhaul(a),andallpumpsandbackuppumpswere1jointtestsandfoundtheproblemanddealwithit.A,1b,2c,3d,4-9,complexandverycomplexhydrogeologicalconditionsofmineonthegroundcouldnotbeidentifiedwhenminehydrogeologicalconditionandwaterfillingfactorsshou
6、ldbepersisted,(d)theprincipleofstrengtheningtheworkofsurveywater.A,diggingafterthefirstb,cmining,afterthefirsthadthesuspectswillfindd,excavationswillbe10,penetratingexplorationofgoafwater,karsticwateranddrillingwater,waterdrillinggrouplayout,andintheroadwayinfrontofthehorizonta
7、lplaneandverticalplanefan-shaped.Drillholelocationstomeethorizontaldistance(d)asthestandard,thickcoalseamintheboreholeoffsetmustnotexceed1.5M.A,1Mb,1.5Mc,2md,3M11,seam,prohibitioninprinciplesurveywaterpressureabove(c)MPawaterfillingfaultwater,aquiferwaterandkarsticwater.Ifneede
8、d,youcanwaterproofwallandgatewallwithinsurveywater.A,b