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1、畢業(yè)論文題目:高速公路瀝青路面損壞成因分析與養(yǎng)護(hù)對(duì)策摘要自1988年我國滬嘉高速的建成通車,我國高速公路快速發(fā)展。但同時(shí)我國的汽車運(yùn)輸也開始進(jìn)入了一個(gè)快速發(fā)展時(shí)期,隨著我國汽車交通運(yùn)輸?shù)倪\(yùn)輸量越來越大,軸載質(zhì)量的增大,其后軸載的額定與輪胎充氣壓力額定不斷增加。這些交通狀況的顯著變化給高速公路瀝青路面帶來了嚴(yán)重的考驗(yàn)。本論文就詳細(xì)分析了瀝青路面的早期破壞現(xiàn)象和產(chǎn)生原因,并提出了預(yù)防的措施及養(yǎng)護(hù)對(duì)策。關(guān)鍵詞:成因;破壞現(xiàn)象;措施;水損壞;養(yǎng)護(hù)對(duì)策。Analysisofthecausesofdamageandmaintenancecountermeasuresofasphaltpa
2、vementofExpresswayAbstractsince1988ourcountryHujiahighwayopenedtotraffic,China'srapiddevelopmentofexpressways.Butatthesametime,China'sautotransportalsobegantoenteraperiodofrapiddevelopment,China'sautomobiletraffictransportationisincreasing,axleloadqualityincreases,thentheaxleloadratingsandr
3、atingincreasedtireinflationpressure.Thesetrafficconditionssignificantchangestotheexpresswayasphaltpavementhasbroughtseveretest.Inthispaperadetailedanalysisoftheearlydamageoftheasphaltpavementphenomenonandcauses,andputforwardthepreventionmeasuresandmaintenancemeasures.Keywords:Genesis;Damage
4、phenomenon;measures;Waterdamage;Maintenancepolicy.目錄1.緒論................................................................12.高速公路瀝青路面施工的幾個(gè)重要技術(shù)問題...............................22.1概述...........................................................22.2瀝青路面的幾個(gè)技術(shù)問題......................................
5、...22.2.1路面有足夠的承載能力........................................22.2.2路面結(jié)構(gòu)的抗永久性形變能...................................22.2.3面層表明無泛油現(xiàn)象.........................................32.2.4無明顯水破壞現(xiàn)象...........................................32.2.5無明顯臺(tái)背沉陷和路基沉陷...................................32.2.6基層質(zhì)量好形成
6、完整的整體....................................32.2.7避免早期縱向裂橫...........................................43.部分高速瀝青路面破壞的簡況..........................................53.1概況...........................................................53.2幾種主要路面早期破壞現(xiàn)象.......................................53.2.1由軟土地基繼續(xù)沉降
7、產(chǎn)生的路面(含橋頭)沉陷..................53.2.2路基壓實(shí)度不夠?qū)е碌穆访娴脑缙谄茐?.........................63.2.3基層質(zhì)量不好造成的破壞......................................73.2.4水破壞......................................................73.2.5轍槽.................................................