GRC永久模板在橋梁現(xiàn)澆梁上的應用.pdf

1、重慶交通大學碩士學位論文GRC永久模板在橋梁現(xiàn)澆梁上的應用姓名：劉鎮(zhèn)東申請學位級別：碩士專業(yè)：工程力學指導教師：李放劉山洪20080401ABSTRACTFo肌desi星辯isanoutsiderinthebuildingdesign，ignoredbyalotofdesignersB毽搬efo燃1wo呔’Sconstructionconsumesalargenumberofmanpowermateriflresources缸an西al

2、resoBrces，andmayalsocausetrafficcongestionunderalotofsituationsSo，lowerconstructioncostsandacceleratetheeonstructmnspeed，thedesignofformmustbepaidattentiontoBecause也ebfaeestrutofformishardtosetintheconstructionofcastinpl

3、acebe鋤ofsomebridge，choosethesuspendedwagonorbridgegirderserectionequipmentButme矗rstoncisslowanotherleadstohighexpense。Inordertodealthissituation遍蚤∞vethedesignandconstructionofcastinplacebeamofbridgewithnewstructuralconfi

4、guration，newmaterialandnewconstructionWiththeConsrantprogressofconstructionmaterialtechnologymoreandmorenewtypehighstrengthmaterialsoflowpricebeginwidelyusedontheproject，usedtosubs娃拋le餓e據(jù)ad撼。矬alconstructionmaterial，inord

5、ertoobtainthereducingoftheconstructioncostMeanwhileastheformworktechnologyisimproved，thetechnologyofthepe舢a(chǎn)nentformbeginstoreplacethetraditionalcastingboxComparedwitht棚it主onal稻蕊S，asakindofnewtypestructurefunctionform，the

6、permanentformISnot玎瞄麓ov《迥afterplacingtheconcreteintheform，formsapartofthecomponentplaysaroleinbe撕ngloadorkeepingwarm，insulatingagainstheatetcGRC，thiskindofnewmate^al，bec越lseofthekeyquestions一一Durabilityhasgotverygoodsett

7、lement，hasalreadydevelopedfromtheornamentmaterialstowardstructurebeating∞燃pon烈撞material星罩adually，butnOWGRCmaterialhasbeenusedmainlyasthermalinsulationslabandwallboard孫es純dvofthispaperislaininregardingGRCmaterialasthefunc

8、tiontype蟄鋤麟毽鉍tformandappliedtocastinplacebeamofbridge，discussitsenhancementfunctionandconstructionefficiencyandeconomicquestiononthecastUlplaeeconcreteroofbeam(1)Diseuss斑einfluencefactorofconnectionbetweenGRCpermanentfor

9、mandconc|瞅e。撼dinvestigatetheGRCpermanentcastingmoldactingonthewholestructureperf0mlance；ThatishowmuchtheflexuralstrengthisincreasedbyusingtheGRCpermanentform；f萄DisCUSSthedesignofGRCpermanentform，andthedifferencebetweenth