HAS土壤固化剂固化土料的特性及工程应用-侯浩波

HAS侯浩波周张大捷梁静(430079):HAS,(80%),HAS,,HAS,:HASCHARACTERISTICSOFSOILSTABILIZEDBYHASSTABILIZERANDITSENGINEERINGUSEHouHaoboZhouMinZhangDajieLiangJing(DepartmentofEnvironmentalEngineering,CollegeofResourcesandEnvironmentalScience,WuhanUniversityWuhan430079)Abstract:HASstabilizerisaslagcementitiousmaterial,whichismainlycomposedofslagandslagcomposite(over80%),aswellaproperdosageofactiveagent.ItisintroducedindetailthatthebasicpropertiesofHASstabilizeranditsuseinashdamproject,waterpresourcesandhydropowerprojectandfoundationprojecttreatmentetc.TheapplicabilityofHASstabilizerisfurtherindicatedbylaboratorytestandanalysisofprojectuse,whichprovidesabasisfordevelopingsoilstabilizationtechnology.Keywords:HASstabilizersoilstabilizationtechnologystabilizationeffectcompressivestrength:19635E-mail:[e-mail]:2006-02-28,3[1]:,;;,[2],,,,:ISS(IonicSoilStabilizer),TR12ATST(AughtSet)-3000,EN11980,80[3,4],,,3:,,,[5],,,,1HASHAS(:981135943),,,80%,,32IndustrialConstructionVol36,No7,2006工业建筑2006年第36卷第7期11HAS固化剂各龄期胶砂强度,(GB177-85)116mm,HAS88%,,=5401350210NYL-3030tBZDKZ-500,11HASMPaMPa3d7d28d3d7d28d18110211348157663227897107467576636367849345053264812固化剂的干燥收缩小(JCT603-1995),21,130~140mm525,HAS,,04%,,,1HAS;;113抗化学腐蚀性强耐久性好HAS,16%,2~42(360d)MPaMPa%pH=2HCl567582+2654%Na2SO4553566+2353MPa418250-118%-12%D2504dMPaMPa(mmh-1)7340351206284174322802HAS21土料HAS,,4,55(gcm-3)%kPa()(cms-1)2274786124040710-417510325616410710-316519120020014410-51552751715213872910-66HAS,525,6(%)116-84---216--84--316---84-416----845-16-84--6-16-84--7-16--84-816---8422固化土的物理力学性能(SL237-1999),707cm707cm707cm,72860d,28d,HAS,,,,,,HAS(7)33HAS土壤固化剂固化土料的特性及工程应用侯浩波,等7MPa7d28d60dkPa()(cms-1)184128153550029528910-52125206324430028023810-4388121143212035464410-5462109132280032031010-65375187263714127010-5649637912548239810-4761106121173529091310-58206172141416253010-63HAS31固化粉煤灰加高电厂灰场坝体2004HAS,,3%,10%,36,100kPa,10-6~10-5cms3m,2106m3,855m3475m3,760,HAS32作为灌浆材料用于江河堤坝防渗墙HAS:1),;2),HAS100%,,;3),,;4),19986,,1999,33高速公路过湿土加固处理2005HAS,,,,85%~90%,4%HASCBR(),3%HAS,,CBR,5%,HAS,,,,,34固化淤泥,改性土作为堤坝填筑材料HAS,,HAS,,,,,,,6%;8%,25%~35%,,HAS6%~8%,:50kPa,25,10-6cms4HAS,,,,HAS,,,HAS,,;,,,,,,,1,,,..,1995,28(6):675-6792..,2000(5):5-83,,..,1996,3(2):45-474,..,2001,17(2):44-465JamesWarner.SoilSolidificationwithUltrafineCement3rdInternationalSpecialtyConferenceonGroutingandGroundTreatment.NewOrleans,Louisiana,USA:2003:1360-137134工业建筑2006年第36卷第7期