fansheliefengshiliqinglumianpubiancunzaideyizhongbinghaixianxiang。genjuguoneiwaidaolugongchengdeshijian
，zailiqingmiancenghezhongjiliqinghunheliaocenghuocujiliqinghunheliaocengzhijianpusheyicengtugongzhiwu
，keyongyixiaochuhuojianhuanmiancengfansheliefengdechansheng，congeryanchangdaoludeshiyongshouming
，jiangdiweixiuchengben。danshi
，youyuliqinglumianjiaozhushidewendugaoda160℃-180℃，致使土工織物褶皺
、變形、軟(ruan)化(hua)，使(shi)其(qi)性(xing)能(neng)大(da)大(da)降(jiang)低(di)，不(bu)但(dan)難(nan)以(yi)消(xiao)除(chu)或(huo)減(jian)緩(huan)麵(mian)層(ceng)反(fan)射(she)裂(lie)縫(feng)的(de)產(chan)生(sheng)，而(er)且(qie)使(shi)得(de)瀝(li)青(qing)路(lu)麵(mian)更(geng)加(jia)凹(ao)凸(tu)不(bu)平(ping)，而(er)玻(bo)纖(xian)土(tu)工(gong)格(ge)柵(zha)所(suo)特(te)有(you)的(de)性(xing)能(neng)
，完(wan)全(quan)滿(man)足(zu)瀝(li)青(qing)路(lu)麵(mian)的(de)要(yao)求(qiu)，目(mu)前(qian)許(xu)多(duo)工(gong)程(cheng)已(yi)使(shi)用(yong)玻(bo)纖(xian)土(tu)工(gong)格(ge)柵(zha)。

　　玻纖應用於瀝青道路時，可在以下幾方麵發揮作用。

　　（1）抗疲勞開裂

　　liqinglumianbixujuyouyidingdechengzainengli
，zaiguidingdeshijianneibunengfashengpilaopohuai。liqinglumianzaizhijieyuchelunjiechudexiamiancengshoudaoyali，zailunzaibianyuanyiwaidequyu，miancengshoudaolalizuoyong
，youyuliangchushouliquyusuoshoulixingzhibutong，eryoubicijinkao，yincizailiangkuaishouliquyudejiaojiechujilidetubianchufashengpohuai
，zaichangqihezaidezuoyongxia，fashengpilaokailie。

　　玻bo纖xian土tu工gong格ge柵zha在zai瀝li青qing麵mian層ceng中zhong
，能neng夠gou將jiang上shang述shu的de壓ya應ying力li與yu拉la應ying力li分fen散san，在zai兩liang塊kuai受shou力li區qu域yu之zhi間jian形xing成cheng緩huan衝chong帶dai
，減jian少shao了le應ying力li突tu變bian對dui瀝li青qing麵mian層ceng的de破po壞huai。同tong時shi玻bo璃li纖xian維wei土tu工gong格ge柵zha的de低di延yan伸shen率lv減jian少shao了le路lu麵mian的de彎wan沉chen量liang，保bao證zheng了le路lu麵mian不bu會hui發fa生sheng過guo度du變bian形xing。

　　（2） 耐高溫車轍

　　liqinghunningtuzaigaowenshijuyouliubianxing，zaichelianghezaizuoyongxia，shouliquyuchanshengaoxian
，chelianghezaichechuhou
，liqingmiancengwufawanquanhuifuyuanzhuangtai，jichanshenglesuxingbianxing
，zaicheliangfanfunianyadezuoyongxia，suxingbianxingbuduanjilei，xingchengchezhe。tongguoliqingmiancengjiegoufenxikezhi
，gaowenxiadeliqinghunningtuzaishoudaohezaidenianyazuoyong
，xingchengleweiliangdeboxingliubian，miancengzhongmeiyourenhekeyiyueshuliqinghunningtuliubiandegujiacailiao，zaochengliqingmiancengliubiandeleijidiejia
，zheshixingchengchezhedegenbensuozai。

　　zailiqingmiancengzhongshiyongboxiantugonggezha，qizailiqingmiancengzhongqidaogujiazuoyong，liqingtongzhongjiliaoguanchuanyugezhajian，xingchengfuhelixueqiansuotixi，xianzhijiliaoyundong
，zengjialeliqingmiancengzhongdehengxiangyueshuli，liqingmiancengzhonggebufenbiciqianzhi，fangzhileliqingmiancengdetuiyi
，congerqidaodikangchezhedezuoyong。

　　（3） 抗低溫縮裂

　　嚴yan寒han時shi期qi，瀝li青qing混hun凝ning土tu麵mian層ceng的de溫wen度du近jin於yu氣qi溫wen
，瀝li青qing砼tong遇yu冷leng收shou縮suo
，產chan生sheng拉la應ying力li，在zai受shou到dao荷he載zai反fan複fu作zuo用yong下xia，拉la應ying力li進jin一yi步bu增zeng加jia，當dang拉la應ying力li超chao過guo瀝li青qing砼tong拉la伸shen強qiang度du時shi，產chan生sheng裂lie紋wen，在zai裂lie紋wen兩liang端duan處chu，拉la應ying力li更geng加jia集ji中zhong
，裂lie紋wen逐zhu步bu形xing成cheng裂lie縫feng，造zao成cheng病bing害hai。

　　boxiantugonggezhazhiyuliqingzhong
，shideliqingtongdelashenqiangdudadatigao，zugoudikangzhujiaodadelayinglierbuzhifashenglumianpohuai
，jishiyinweijubuquyuchanshengweixiaoliewen，liewenchudeyinglijizhong，jingboxiantugonggezhadechuandierxiaoshi，liewenbuhuifazhanchengliefeng。

　　（4） 延緩反射裂縫

　　裂lie縫feng產chan生sheng的de反fan射she有you兩liang種zhong，一yi種zhong是shi麵mian層ceng產chan生sheng裂lie縫feng後hou，裂lie縫feng向xiang下xia反fan射she，破po壞huai下xia層ceng結jie構gou，降jiang低di路lu麵mian結jie構gou強qiang度du，在zai雨yu水shui時shi節jie，水shui進jin入ru裂lie縫feng中zhong，在zai交jiao通tong荷he載zai（輪胎壓力）defanfudiya
，shuizailiefengzhongchanshengshuiya
，shuibuduandechongjiliqinghunheliao
，daozhiliefengkuoda。lingyizhongshijiumiancengyuanyouliefeng，lujicenghuoxiacenglujicengchanshengdeliefengxiangshangfanshe，xinzhaolumianwufachengshouyindicengyidongerchanshengdejianqielihekangshenyingli，daozhilumianmiancengliefeng。

　　在瀝青罩麵層中加鋪玻纖土工格柵夾層，抑製應力，釋放應變
，增強瀝青混凝土整體強度，達到防止裂縫向上或向下反射的目的。