CJJUCJJ中華人民共和國行業(yè)標準PCJJ/T×－20××備案號J×－20××橡膠瀝青路面技術規(guī)程TechnicalSpecificationforRubberizedAsphaltPavement20××－××－××發(fā)布20××－××－01實施中華人民共和國住房和城鄉(xiāng)建設部發(fā)布PAGEPAGE2中華人民共和國行業(yè)標準橡膠瀝青路面技術規(guī)程TechnicalSpecificationforRubberizedAsphaltPavementCJJ/T***-20**批準部門：中華人民共和國住房和城鄉(xiāng)建設部施行日期：20××年×月×日中國建筑工業(yè)出版社20××北京前言根據(jù)住房和城鄉(xiāng)建設部《關于印發(fā)〈2013年工程建設標準規(guī)范制訂、修訂計劃〉的通知》（建標[2013]6號）的要求，規(guī)程編制組經(jīng)廣泛調查研究，認真總結實踐經(jīng)驗，參考有關國際標準和國外先進標準，并在廣泛征求意見的基礎上，編制了本規(guī)程。本規(guī)程的主要技術內容是：1總則；2術語和符號；3基本規(guī)定；4材料；5路面結構組合設計；6混合料；7混合料施工；8表面處治與封層。本規(guī)程由住房和城鄉(xiāng)建設部負責管理，由廣州市市政集團有限公司負責具體技術內容的解釋。執(zhí)行過程中如有意見或建議，請寄送廣州市市政集團有限公司（地址：廣州市環(huán)市東路338號銀政大廈，郵編：510060）。本規(guī)程主編單位：廣州市市政集團有限公司福建省金泉建設集團有限公司本規(guī)程參編單位：上海孫祖望路橋技術研究有限公司長安大學江蘇省交通科學研究院西安達剛路面機械股份有限公司廣州市市政工程設計研究院北京路新瀝青混凝土有限公司重慶特鋪路面工程技術有限公司福建省鑫海灣建材科技有限公司山東建筑大學本規(guī)程主要起草人員：孫祖望陳舜明鄭海峰金年喜張廣春安關峰張京鋒郝培文賈渝寧平華吳春穎孫建西杜莘王立志任民王譯民曹建新王路松賴見吾黃慶捷洪鋼本規(guī)程主要審查人員：

目次總則···························································································術語和符號··················································································2.1術語·································································································2.2符號·································································································基本規(guī)定······················································································材料···························································································4.1原材料······························································································4.2橡膠改性瀝青結合料···········································································4.3瀝青-橡膠結合料················································································5路面結構組合設計··········································································5.1一般規(guī)定···························································································5.2新建瀝青混凝土路面···········································································5.3舊瀝青路面養(yǎng)護維修罩面····································································5.4水泥路面改造加鋪··············································································5.5橋面鋪裝···························································································5.6隧道鋪裝···························································································5.7表面處治與封層·················································································6混合料························································································6.1設計···········································································6.2拌制···········································································6.3生產質量控制······························································7施工··················································································7.1一般規(guī)定···························································································7.2準備工作···········································································7.3試驗路段鋪筑·················································································7.4運輸·································································································7.5攤鋪·································································································7.6碾壓·································································································7.7接縫處理···························································································7.8開放交通···························································································7.9質量檢驗···········································································8表面處治與封層············································································8.1設計·································································································8.2施工·································································································8.3質量檢驗···········································································附錄A瀝青-橡膠結合料特性檢驗實驗室試驗方法········································附錄B懸浮密實型橡膠瀝青混合料設計方法···················································附錄C骨架密實型橡膠瀝青混合料設計方法···················································附錄D骨架空隙型橡膠瀝青混合料設計方法···················································附錄E平均有效瀝青膜厚度和有效粉膠比計算方法··········································附錄F橡膠瀝青混合料車轍試驗方法·····························································附錄G橡膠瀝青表面處治與封層設計方法······················································附錄H橡膠瀝青表面處治維奧萊特（Vialit）平板沖擊試驗方法·························附錄J結合料和石屑灑布率與灑布精度試驗方法·············································附錄K表面處治與石屑封層缺陷的表觀評價方法·············································本規(guī)程用詞說明····························································引用標準名錄·····················································································附：條文說明·····························································ContentsGeneralProvisions·········································································2TerminologiesandSymbols·····························································2.1Terms······················································································2.2Symbols···················································································3BasicRequirements······················································································4Materials···································································································4.1RawMaterial························································································4.2RubberModifiedAsphaltBinder·······························································4.3Asphalt-RubberBinder···········································································5CombinationDesignofPavementStructure·····························5.1GeneralRequirements·············································································5.2NewConstructionAsphaltPavements·········································5.3MaintenanceOverlayingforExistingAsphaltPavements································5.4ReconstructionandOverlayingforConcretePavements··································5.5BridgeDeckPavements·········································································5.6TunnelPavements··················································································5.7SurfaceTretmentsandSealCoats······························································6Mixture··········································································6.1Design································································································6.2Mixing································································································6.3QualityControlofProduction···································································7Construction································································7.1GeneralRequirements·············································································7.2PreperationofExistingpavement······························································7.3PlacementofTestStrips··········································································7.4Delivery······························································································7.5Spreading····························································································7.6Compaction··························································································7.7JointsTreatment···················································································7.8OpenningtoTraffic················································································7.9QualityInspecttion·························································8SurfaceTreatmentandSealCoat·····································································8.1Design································································································8.2Construction·························································································8.3QualityInspection·························································AppendixALaboratoryTestMethodsforInspectonofAsphalt-RubberProperties········AppendixBDesignMethodforRubberizedAsphaltMixes，Suspension-DenseType····AppendixCDesignMethodforRubberizedAsphaltMixes，Selekon-DenseType········AppendixDDesignMethodforRubberizedAsphaltMixes，Open-GradedType··········AppendixECalculationMethodforAverageEffectiveAsphaltFilmThicknessandFiller-AsphaltRatio··························································································AppendixFRuttingTestMethedforRubberizedAsphaltMixtures····························AppendixGDesignMethodforRubberizedAsphaltSurfaceTreatmentandSealCoat···AppendixHVialitPlateShockTestMethodforRubberizedAsphaltSurfaceTreatmentandSealCoat·······································································································AppendixJTestMethodforRateofSpreadAccuracyofSpreadingBinderandChippings······································································································AppendixKVisualAssessmentMethodforDefectsofRubberizedAsphaltSurfaceTreatmentandSealCoat····················································································ExplanationofWordinginThisStandardCode·························································ListofQuotedStandards·········································································Addition：ExplanationofProvisions···························································1總則1.0.1為規(guī)范橡膠瀝青路面的設計、施工、質量檢驗與驗收的技術要求，統(tǒng)一設計、施工、質量控制和驗收的技術標準，提高工程質量，制定本規(guī)程。1.0.2本規(guī)程適用于道路及其他公共設施鋪面工程等橡膠1.0.3橡膠瀝青路面設計、施工、質量控制和驗收除應符合本2術語和符號2.1術語2.1.1橡膠屑改性劑crumbrubbermodifier,CRM，或groundcrumbrubber，GCR，或groundtirerubber，用于改善瀝青材料性能的碎化廢舊輪胎橡膠屑的統(tǒng)稱。2.1.2高天然橡膠含量橡膠屑highnaturalcrumbrubber含有40%～48%天然橡膠或異戊二烯橡膠和至少含有50%以上橡膠碳氫化合物的橡膠屑。2.1.3再生用廢輪胎橡膠recycledtirerubber利用轎車、卡車或商用車輛（主要是公路運輸或長途運輸車輛）的廢輪胎加工處理獲得滿足要求的回收橡膠。2.1.4直投式干法處理將橡膠屑、改性劑和集料一起拌和后，再加入結合料攪拌成熱拌混合料的方法。2.1.5將橡膠屑與基質瀝青摻和制備成結合料后再加入到烘干集料中攪拌成熱拌混合料的方法。2.1.6在煉制廠或瀝青貯存庫和分裝站將橡膠屑（CRM）與熱瀝青摻和制備成結合料的一種濕法處理方法。2.1.7所有用濕法處理工藝生產的含有廢輪胎橡膠屑的瀝青結合料的統(tǒng)稱，可以分為瀝青-橡膠和橡膠改性瀝青兩大類。2.1.8瀝青-橡膠結合料asphalt-rubberbinder（由基質瀝青、回收的廢舊輪胎橡膠和某些添加劑摻和成的混合物，其中至少有占總重量15%的橡膠成分，并在熱的基質瀝青中充分反應使橡膠顆粒融脹而形成的非均質兩相材料。2.1.9橡膠改性瀝青結合料rubbermodifiedbinder,RMB或細粒徑的橡膠粉在熱瀝青中經(jīng)機械剪切研磨消融并均勻地分布在基質瀝青中的均質改性瀝青材料。2.1.10瀝青-橡膠應力吸收（膜夾）層stress-absorbingmembraneinterlayer-asphaltrubber，SAMI-在現(xiàn)有路面上敷設一層由瀝青-橡膠和石屑組成的可以大大延緩反射裂縫在新路面上傳播的石屑封層。2.2符號A-R或AR(Asphalt-Rubber)——瀝青-橡膠ARHM(Asphalt-RubberHotMix)——瀝青-橡膠熱拌混合料ARHM-SG(Asphalt-RubberHotMix,SShape-GradedType)——S形級配懸浮密實型瀝青-橡膠熱拌混合料ARHM-SD(Asphalt-RubberHotMix,Skeleton-DenseType)——骨架密實型瀝青-橡膠熱拌混合料ARHM-OG(Asphalt-RubberHotMix,Open-GradedType)——骨架空隙型（開級配）瀝青-橡膠熱拌混合料ARST(Asphalt-RubberSurfaceTreatment)——瀝青-橡膠表面處治CRM(CrumbRubberModifier)——橡膠屑改性劑GCR(GroundCrumbRubber)——磨碎的橡膠屑GTR(GroundTireRubber)——磨碎的輪胎橡膠HiNat(HighNaturalRubber)——高天然橡膠含量PSV(PolishedStoneValue)——粗集料磨光值RMB(RubberModifiedBinder)——橡膠改性瀝青結合料SAMI-AR(StressAbsorbingMembraneInterlayer-AsphaltRubber)——瀝青-橡膠應力吸收夾層TRMA(TerminalBlendRubberModifiedAsphalt)——廠拌摻和橡膠改性瀝青TRHMA(TerminalBlendRubberModifiedAsphaltMix)——廠拌摻和橡膠改性瀝青混合料TRHMA-DG(TerminalBlendRubberModifiedAsphaltMix，ContinuouslyDense-Graded)——(廠拌摻和)連續(xù)級配橡膠改性瀝青混合料TRSMA(TerminalBlendRubberModifiedStoneMatrixAsphalt)——(廠拌摻和)SMA橡膠改性瀝青混合料3基本規(guī)定3.0.1橡膠瀝青路面可分為熱拌型橡膠瀝青路面和噴灑型橡膠瀝青路面兩大類，其面層類型及適用范圍宜符合下列規(guī)定：1熱拌型橡膠瀝青路面面層類型包括懸浮密實型、骨架密實型和骨架空隙型橡膠瀝青混合料，適用于新建瀝青路面的表面磨耗層與聯(lián)結層，以及舊瀝青路面和水泥路面不同厚度的罩面層，包括薄層和超薄結構罩面。2噴灑型橡膠瀝青路面面層類型包括橡膠瀝青表面處治和封層，橡膠瀝青表面處治適用于瀝青路面預防性養(yǎng)護的保護層和交通等級較低的城鄉(xiāng)道路的上面層，橡膠瀝青下封層適用于瀝青路面、水泥路面、橋面鋪裝的防水粘結層和應力吸收（夾）層。3.0.2橡膠瀝青結合料按作用機理可分為橡膠改性瀝青和瀝青-橡膠兩種結合料類型，其適用范圍宜符合下列規(guī)定：1橡膠改性瀝青結合料可作為SBR、SBS等橡膠類改性瀝青的替代品適用于各種橡膠類改性瀝青的應用場合，包括各種級配類型的熱拌混合料和封層領域，但其優(yōu)勢應用領域是連續(xù)級配和SMA混合料。2瀝青-橡膠結合料適用于S形級配懸浮密實型、骨架密實型和骨架空隙型混合料，以及作為表面處治與封層的粘結材料。3.0.3橡膠瀝青混合料按結構原理可分為連續(xù)級配橡膠改性瀝青混合料、SMA橡膠改性瀝青混合料、S形級配懸浮密實型瀝青-橡膠混合料、骨架密實型瀝青-橡膠混合料、骨架空隙型瀝青-橡膠混合料等五種類型，其適用范圍宜符合下列規(guī)定：1連續(xù)級配橡膠改性瀝青混合料適用于新建和重建路面的表面磨耗層和中、下面層，SMA橡膠改性瀝青混合料適用于新建和重建路面的磨耗層和聯(lián)結層。2S形級配懸浮密實型瀝青-橡膠混合料和骨架密實型瀝青-橡膠混合料適用于新建和重建路面的磨耗層和維修路面的罩面層。3骨架空隙型瀝青-橡膠混合料適用于新建和重建路面以及維修罩面的具有排水和降噪功能的表面磨耗層。4材料原材料基質瀝青的技術要求應符合表4.1.1的規(guī)定：表4.1.1道路石油瀝青技術要求特性指標單位瀝青標號110號瀝青標號90號瀝青標號70號瀝青標號50號試驗方法針入度（25℃，5s，100g）0.1mm100～12080～10060～7050～60JTGE20-T0604針入度指數(shù)PI/-1.5～+1.0JTGE20-T0604軟化點（R&B），≥℃43454650JTGE20-T060660℃動力粘度Pa?s120~140140～160160～180200～240JTGE20-T062010℃延度，≥cm40302015JTGE20-T060515℃延度，≥cm10010010080JTGE20-T0605蠟含量（蒸餾法），≤%2.22.22.22.2JTGE20-T0615閃點，≥℃230245260260JTGE20-T0611溶解度，≥%99.599.599.599.5JTGE20-T0607密度（15℃）g/cm3實測記錄實測記錄實測記錄實測記錄JTGE20-T0603TFOT（或RTFOT）后JTGE20-T0610或T0609質量變化，≤%±0.8±0.8±0.8±0.8殘留針入度比，≥%55576163JTGE20-T0604殘留延度（25℃），≥cm50505050JTGE20-T0605殘留延度（15℃）≥cm30201510JTGE20-T0605殘留延度（10℃）≥cm8642JTGE20-T06054.1.2粗集料應符合下列規(guī)定：1應采用石質堅硬、耐磨、清潔、不含風化顆粒、近立方體顆粒的碎石，并與瀝青有良好的粘附性。上面層粗集料宜采用玄武巖、輝綠巖等中性硬質石料或花崗巖等酸性硬質石料，質量應符合表4.1.2-1所規(guī)定的技術要求。中、下面層粗集料可按當?shù)厥蟻碓磥磉x擇，對酸性石料應采取相應的抗剝落措施，質量應符合表4.1.2-2的技術要求。表4.1.2-1上面層粗集料質量技術要求特性指標單位技術要求試驗方法石料壓碎值，≤％26JTGE42T0316洛杉機磨耗損失，≤％28JTGE42T0317粗集料磨光值PSV，≥——42JTGE42T0321表觀相對密度，≥——2.60JTGE42T0304吸水率，≤％2.0JTGE42T0304堅固性，≤％12JTGE42T0314針片狀顆粒含量（混合料），≤％12JTGE42T0312水洗法<0.075mm顆粒含量，≤％0.8JTGE42T0310軟石含量，≤％3JTGE42T0320粗集料與瀝青的粘附性，≥——5級JTJ052T0616T0663注：對3mm～5mm規(guī)格的粗集料，針片狀顆粒含量可不予要求，<0.075mm含量可放寬到2%。表4.1.2-2中、下面層粗集料質量技術要求特性指標單位技術要求試驗方法石料壓碎值，≤％28JTGE42T0316洛杉機磨耗損失，≤％30JTGE42T0317表觀相對密度，≥——2.50JTGE42T0304吸水率，≤％3.0JTGE42T0304堅固性，≤％12JTGE42T0314針片狀顆粒含量（混合料），≤其中粒徑大于9.5mm，≤其中粒徑小于9.5mm，≤％％％151218JTGE42T0312水洗法<0.075mm顆粒含量，≤％1JTGE42T0310軟石含量，≤％5JTGE42T0320粗集料與瀝青的粘附性，≥——4級JTGE20T0616T0663注：對3mm～5mm規(guī)格的粗集料，針片狀顆粒含量可不予要求，<0.075mm含量可放寬到3%。2粗集料應按3種～4種規(guī)格尺寸供料，粒徑規(guī)格和控制尺寸以及適用的面層應分別符合表4.1.2-3和表4.1.2-4的規(guī)定?？刂粕舷藓Y孔的通過率應為100%，控制下限篩孔的通過率不大于15%。表4.1.2-3瀝青混合料用粗集料粒徑規(guī)格和控制尺寸規(guī)格名稱規(guī)格尺寸mm控制尺寸mm通過下列篩孔(mm)的質量百分率（%）31.526.51913.29.54.752.360.6S810~2531.5~13.210090~1000~150~5S910~2026.5~9.510090~1000~150~5S1010~1516~9.510090~1000~150~5S125~1013.2~4.7510090~1000~150~5S143~59.5~2.3610090~1000~150~3表4.1.2-4各面層用集料規(guī)格組成單位：mm面層結構層集料規(guī)格各面層用集料規(guī)格組成下面層規(guī)格尺寸10～2510～205～103～5控制尺寸31.5～13.226.5～9.513.2～4.759.5～2.36中面層規(guī)格尺寸10～205～103～5控制尺寸26.5～9.513.2～4.759.5～2.36上面層規(guī)格尺寸10～155～103～5控制尺寸16～9.513.2～4.759.5～2.364.1.3用于橡膠瀝青表面處治與封層的粗集料應符合下列規(guī)定：1采用玄武巖、輝綠巖等中性硬質石料經(jīng)二次反擊破碎形成的具有良好立方性的單粒徑石屑，其針片狀顆粒的含量應不大于10%，其余各項技術指標應符合本規(guī)程表4.1.2-1的規(guī)定。2用于橡膠瀝青表面處治的石屑除應符合本規(guī)程表4.1.2-1的規(guī)定外，其磨光值PSV應不小于50。4.1.4用于熱拌橡膠瀝青混合料和封層的細集料應符合下列規(guī)定：1應采用堅硬、潔凈、干燥、無風化、無雜質的機制砂或石屑，上面層細集料宜采用堿性的硬質石灰?guī)r，或玄武巖、輝綠巖等中性石料，其質量應符合表4.1.4-1的技術要求。用于瀝青-橡膠混合料的細集料應嚴格控制其粉料含量，宜使用機制砂。表4.1.4-1細集料質量技術要求特性指標單位技術要求試驗方法表觀相對密度，≥——2.50JTGE42T0328堅固性（＞0.3mm部分），≥%12JTGE42T0340砂當量，≥%60JTGE42T0334亞甲藍值，≤g/kg25JTGE42T0349棱角性（流動時間），≥s30JTGE42T03452中、下面層的細集料可采用部分天然砂，天然砂在礦料中的比例不宜超過8%，天然砂中的含泥量不應大于3%，用于磨耗層的橡膠瀝青混合料不應采用天然砂。嚴禁采用采石場帶有表面風化層碎屑的下腳料作為細集料。3細集料的規(guī)格應符合表4.1.4-2的規(guī)定。表4.1.4-2面層用細集料規(guī)格規(guī)格尺寸mm通過下列篩孔（mm）的質量百分率（%）9.54.752.361.180.60.30.150.0750～3——10080～10050～8025～608～450～250～120～510090～10060～9040～7520～557～402～200～104.1.5熱拌瀝青混合料的填料宜采用經(jīng)磨細的石灰?guī)r石料礦粉。礦粉應干燥、清潔，其質量應滿足表4.1.5的技術要求。攪拌設備二級除塵器回收的粉料不得用作填料。烘干的熱集料中粉料不得超過填料總量的25%（新礦粉加入量≥75%）。表4.1.5礦粉質量技術要求特性指標單位技術要求試驗方法表觀相對密度,≥t/m32.50JTGE42T0352含水量,≤%1JTGE40T0103外觀—無團粒結塊—親水系數(shù)，＜—1JTGE42T0353塑性指數(shù)，＜—4JTGE42T0354加熱安定性—實測記錄JTGE42T0355粒度范圍<0.6mm<0.15mm<0.075mm%%%10090～10075～100JTGE42T03514.1.6對酸性的粗集料應采用抗剝落劑來改善瀝青與集料的粘附性，抗剝落劑應符合下列規(guī)定：1抗剝落劑可采用消石灰、水泥或化學抗剝落劑；2消石灰和水泥的用量分別宜為1%～2%和1%～3%；3化學抗剝落劑應采用熱穩(wěn)定性好的耐熱抗剝落劑，添加劑量應根據(jù)供應商的規(guī)格確定；4抗剝落劑的性能檢驗應符合現(xiàn)行行業(yè)規(guī)范《公路工程瀝青及瀝青混合料試驗規(guī)程》JTGE20T0663的規(guī)定，浸水馬歇爾試驗殘留穩(wěn)定度不應小于85%，凍融劈裂試驗殘留強度比不應小于80%。4.1.7穩(wěn)定劑宜采用木質素纖維、礦物素纖維等，木質素纖維的質量應滿足表4.1.7的技術要求。表4.1.7木質素纖維質量技術要求檢驗項目單位技術要求試驗方法纖維長度，≤mm6水溶液中顯微鏡觀測灰分含量％18±5590℃～650℃燃燒后測定殘余物pH值－7.5±1.0水溶液用pH試紙或pH計測定吸油率，≥－纖維質量的5倍煤油浸泡后放在篩上經(jīng)振敲后稱量含水率（以質量計）＜%5105℃烘箱烘2h后冷卻稱重4.1.8橡膠瀝青結合料的橡膠屑應符合下列規(guī)定：1橡膠屑應為通過常溫磨碎或?；椒ㄖ瞥傻南鹉z顆粒碎屑，未經(jīng)常溫切割、碾碎而成的橡膠屑不應作為制作橡膠瀝青的原材料。2橡膠屑中不應含有鋼絲、纖維和其它雜質。防粘滑石粉或碳化鈣的用量不得超過CRM質量的3%。橡膠屑應干燥，與高溫瀝青攪拌時不應發(fā)生泡沫，其物理特性應符合表4.1.8-1的規(guī)定。表4.1.8-1輪胎橡膠屑物理特性的技術要求技術指標質量要求試驗方法纖維含量（%），≤0.5附錄A鋼絲含量（%），≤0.01相對密度1.1～1.2顆粒的單邊長度（mm），≤4.75滑石粉或碳化鈣含量（%），≤3其它雜質含量（%）03廢舊輪胎橡膠屑等原材料的化學成分應符合表4.1.8-2的規(guī)定。表4.1.8-2廢舊輪胎橡膠屑的原材料化學成分的技術要求測試指標小型車廢舊輪胎橡膠屑的原材料②高天然橡膠含量橡膠屑的原材料②試驗方法最?。?）最大（%）最小（%）最大（%）丙酮抽提物616416GB/T3516灰分——8——8GB/T14837碳黑28——28——GB/T14837橡膠碳氫化合物426550——GB/T14837天然橡膠①22394048——注：①我國尚無測定天然橡膠含量的試驗標準，可參考美國試驗與材料學會的試驗方法ASTMD297進行。②廢舊輪胎橡膠屑與高天然橡膠含量橡膠屑宜根據(jù)用途，按不同比例摻和使用。4.1.9各種添加劑的質量應滿足現(xiàn)行行業(yè)標準《瀝青混合料改性添加劑》JT/T860和其他相關標準的技術要求。4.2橡膠改性瀝青結合料4.2.1橡膠改性瀝青宜采用工廠化的生產方式制備，并以成品結合料的形式提供拌和站或現(xiàn)場使用。4.2.2基質瀝青與橡膠粉應有良好的相容性，并應滿足表4.1.1的技術要求。4.2.3橡膠屑應為細粒徑的膠粉，粒徑宜在0.3mm（50目）以下。橡膠屑用量宜為結合料總量的5%～15%；橡膠屑用量超過15%時，應添加適當?shù)姆€(wěn)定劑或化學助劑，且宜在使用前進行攪拌。4.2.4橡膠改性瀝青的技術指標與試驗方法應符合表4.2.4-1或表4.2.4-2的規(guī)定。表4.2.4-1均質型橡膠改性瀝青技術要求技術指標單位技術要求試驗方法寒區(qū)溫區(qū)熱區(qū)針入度（25℃，5s，100g）0.1mm60～8050～7040～60JTGE20T0604針入度指數(shù)PI，≥——-0.8-0.40JTGE20T0604延度（5℃，5cm/min）≥cm302010JTGE20T0605軟化點（R&B）≥℃505560JTGE20T0606旋轉粘度（135℃）≤Pa?s333JTGE20T0625閃點，≥℃230230230JTGE20T0611溶解度，≥%97.597.597.5JTGE20T0607彈性恢復（25℃）≥%606575JTGE20T0662貯存穩(wěn)定性，離析，48h軟化點差異≤℃333JTGE20T0661TFOT（或RTFOT）后殘留物質量變化，≤%±1.0±1.0±1.0JTGE20T0610或T0609針入度比（25℃）≥%556065JTGE20T0604延度（5℃）≥cm20105JTGE20T0605注：1若在不改變橡膠改性瀝青物理力學性質并符合安全條件的溫度下易于泵送和拌和，或經(jīng)證明適當提高泵送和拌和溫度時能保證橡膠改性瀝青的質量，容易施工，可不要求測定135℃黏度。2氣候分區(qū)按最低月平均氣溫確定：寒區(qū)＜-10℃；溫區(qū)-10℃~0℃；表4.2.4-2亞均質型橡膠改性瀝青技術要求技術指標單位技術要求試驗方法寒區(qū)溫區(qū)熱區(qū)針入度（25℃，5s，100g）0.1mm60～8050～7040～60JTGE20T0604針入度指數(shù)PI，≥——-0.8-0.40JTGE20T0604軟化點（R&B）≥℃505560JTGE20T0606旋轉粘度（177℃）≥Pa?s111JTGE20T0625閃點，≥℃230230230JTGE20T0611溶解度，≥%實測實測實測JTGE20T0607彈性恢復（25℃）≥%606570JTGE20T0662貯存穩(wěn)定性，離析，48h軟化點差異℃實測實測實測JTGE20T0661TFOT（或RTFOT）后殘留物質量變化，≤%±1.0±1.0±1.0JTGE20T0610或T0609針入度比（25℃）≥%556065JTGE20T0604注：1亞均質型橡膠改性瀝青由于部分膠粉未能消融于瀝青中，通常在使用前需要重新攪拌使頂部與底部的結合料混合均勻，但在采用某些添加劑的場合，如能使貯存穩(wěn)定性達到軟化點差小于3℃2氣候分區(qū)按最低月平均氣溫確定：寒區(qū)＜-10℃；溫區(qū)-10℃~0℃4.2.5橡膠改性瀝青結合料的生產應采用膠體磨或高速剪切的混融法進行，可采用批量式的混融工藝或連續(xù)式的混融工藝，生產工藝可相同于常規(guī)改性瀝青的生產工藝，但其工藝參數(shù)應根據(jù)橡膠改性瀝青的特點進行調試。4.3瀝青-橡膠結合料4.3.1瀝青-橡膠結合料應采用16目（1.2mm）至50目（0.3mm）和更小粒徑的橡膠屑制備。4.3.2瀝青-橡膠結合料應現(xiàn)制現(xiàn)用。4.3.3生產前應根據(jù)氣候、交通負荷等路面使用條件，通過A-R結合料的設計，確定各因素之間的關系并通過實驗室的試驗來評估所設計的瀝青-橡膠是否達到預期的路用性能。4.3.4瀝青-橡膠結合料的設計宜根據(jù)原材料的實際供應條件，選擇幾種瀝青-橡膠結合料的配比案和工藝參數(shù)，通過實驗室的性能評估，對不同的方案進行比選和優(yōu)化。4.3.5基質瀝青與橡膠屑應有良好的相容性，應根據(jù)氣候區(qū)域按表4.3.5選用適宜的的基質瀝青標號。表4.3.5基質瀝青的選擇氣候區(qū)域熱區(qū)溫區(qū)寒區(qū)瀝青標號50號～70號70號～90號90號～110號注：氣候分區(qū)按最低月平均氣溫確定：寒區(qū)＜-10℃；溫區(qū)-10℃~0℃4.3.6橡膠屑粒徑、級配與用量的選擇應遵循下列原則：1橡膠屑粒徑與級配應符合表4.3.6-1的規(guī)定。表4.3.6-1橡膠屑的粒徑與級配要求篩孔尺寸(mm)質量通過百分率（%）用于熱拌瀝青混合料用于表面處治與封層2.0098～1001001.1845～10095～1000.6020～10035～850.300～4510～300.150～100～40.0750～50～12橡膠屑用量宜符合表4.3.6-2的規(guī)定，不應低于結合料總量的15%，用于表面處治與封層的結合料，在噴灑設備的條件容許時，宜選用高值。表4.3.6-2橡膠屑用量要求橡膠屑用量（%）用于熱拌瀝青混合料用于表面處治與封層16.7~2215~20注：橡膠屑用量為橡膠屑重量占結合料總重之百分率4.3.7瀝青-橡膠結合料的設計與評估應符合下列規(guī)定：1在180℃、185℃、190℃、195℃等四種融脹溫度和45min或60min、90min、240min、360min等四種反應時間下，在實驗室制備A-R結合料的料樣，并測定不同工況下本規(guī)程第4.3.9條規(guī)定的四項A-R結合料性能指標。2綜合評價實驗室性能檢驗結果后，優(yōu)化并確定制備A-R結合料的工藝參數(shù)。3如所有工況下的性能檢驗結果均未能達到預期的性能要求，則應調整橡膠屑的用量與粒徑參數(shù)或重新選擇基質瀝青與橡膠屑，并對新的配比進行性能檢驗。4對最終選定的設計配比應進一步驗證其穩(wěn)定性，并按表4.3.7記錄各項基本性能指標隨貯存時間而變化的數(shù)據(jù)，被評估的瀝青-橡膠結合料配比在6小時內其粘度的變化不應超過±500mPa·s，其它性能指標應保持基本不變，并符合本規(guī)程第4.3.9條規(guī)定的技術標準。表4.3.7瀝青-橡膠結合料的粘度——時間特性記錄基本性能指標單位反應時間（min）45或6090240360Haake粘度（180~190℃）mPa·S錐入度（25℃）0.1mm————回彈恢復（25℃）%————軟化點（R&B）℃4.3.8經(jīng)過穩(wěn)定性驗證的結合料配比，應作為設計配比供在瀝青-橡膠結合料的實際生產中試用。在試生產的過程中以及在正式生產時均應通過實驗室的性能檢驗。4.3.9在設計、試生產、正式生產過程中對瀝青-橡膠結合料進行的性能測定應符合表4.3.9規(guī)定的技術標準，用于表面處治與封層時，在噴灑設備的條件容許時，其粘度宜選用高值。表4.3.9瀝青-橡膠結合料的技術標準試驗指標單位試驗方法技術要求熱拌瀝青混合料表面處治與封層熱區(qū)溫區(qū)寒區(qū)旋轉粘度（180~190℃）mPa·S附錄A.21500~40001500~3000錐入度（25℃）0.1mm附錄A.325~4040~5555~7040~55回彈恢復（25℃）%附錄A.4≥30≥25≥20≥25軟化點（R&B）℃JTGE20T0606≥65≥60≥50≥60注：旋轉粘度應為哈克（Haake）粘度計測定的粘度。4.3.10瀝青-橡膠結合料的生產宜采用批量式的生產工藝，工藝步驟與要求應符合下列規(guī)定：基質瀝青的加熱、升溫，在加入橡膠屑之前基質瀝青宜加熱至190℃～210℃范圍內；瀝青、橡膠屑、添加劑的計量；3基質瀝青與橡膠屑以及添加劑的預混，攪拌溫度應控制在180℃～210℃的范圍內，在攪拌過程中溫度的變化不應超過±5℃；4橡膠屑在瀝青中的融脹與反應；5反應的溫度應保持在180℃～210℃的范圍內，并應在規(guī)定的溫度下保持45min～60min反應時間，貯存溫度可降低至180℃4.3.11設計配比應通過試拌生產，并調整合格后確定為正式生產用的配比。4.3.12瀝青-橡膠結合料的延期使用與再加熱應符合下列規(guī)定：1制作好的成品結合料應即時投入使用，制作好的成品料在瀝青混合料的生產過程中保持的時間不應超過6小時（在45min~60min的反應周期結束后），成品結合料在使用過程中的溫度必須保持在180℃以上。2當瀝青-橡膠結合料需延期使用超過4h時，應停止加熱，讓結合料自由冷卻。再次啟動使用時結合料的溫度不得低于180℃，否則就必須重新加熱，使其溫度上升到180℃～210℃的范圍內。3成品結合料持續(xù)貯存的時間不宜超過10h（在貯存期間內仍需不斷地攪動），再加熱的次數(shù)不應超過2次。當再次啟動使用時，必須重新檢驗結合料的粘度，以驗證其是否處于規(guī)定的范圍內。4如果貯存時間較長（需過夜），再次加熱重新使用時應適當添加額外的橡膠屑并在180℃～210℃的溫度范圍內攪拌和反應至少45min，并符合表4.3.9規(guī)定的技術標準。4.3.13瀝青-橡膠結合料的生產質量控制應符合下列規(guī)定：1基質瀝青、橡膠屑、添加劑等原材料應按本規(guī)程第4.1節(jié)的規(guī)定，經(jīng)檢驗合格后方可投入生產。2設計好的瀝青-橡膠結合料配比和工藝應在生產設備上通過試生產后，確定為正式生產用的配比和生產工藝。3試生產以及正式生產過程中，結合料質量標準均應符合本規(guī)程第4.3.9條規(guī)定的各項技術指標。4瀝青-橡膠結合料的質量檢驗應按每批成品結合料進行，其檢測項目應包括：旋轉粘度、錐入度、回彈性、軟化點等四項，并應符合表4.3.9規(guī)定的技術標準。5瀝青-橡膠結合料在生產過程中檢測的各項數(shù)據(jù)宜記錄在專門的生產報表中。5路面結構組合設計5.1一般規(guī)定5.1.15.1.2橡膠瀝青結構的設計參數(shù)、設計指標和要求、計算方法、厚度、層間結合料等應滿足現(xiàn)行行業(yè)標準《公路瀝青路面設計規(guī)范》JTGD50和《城鎮(zhèn)道路路面設計規(guī)范》CJJ1695.1.3橡膠瀝青路面5.2新建瀝青混凝土路面5.2.1雙層式瀝青層結構分為上面層、下面層，三層式瀝青面層結構分為上面層、中面層、下面層。上面層5.2.2橡膠瀝青路面的瀝青面層結構應根據(jù)使用功能和經(jīng)濟性的要求按表5.2.2表5.2.2橡膠瀝青路面面層結構組合結構方案上面層中面層下面層三層式連續(xù)級配橡膠改性瀝青混合料SMA橡膠改性瀝青混合料S形級配懸浮密實型瀝青-橡膠混合料骨架密實型瀝青-橡膠混合料骨架空隙型瀝青-橡膠混合料密級配瀝青混合料密級配改性瀝青混合料骨架填隙型改性瀝青混合料連續(xù)級配橡膠改性瀝青混合料骨架填隙型橡膠改性瀝青混合料密級配瀝青混合料密級配橡膠改性瀝青混合料雙層式連續(xù)級配橡膠改性瀝青混合料SMA橡膠改性瀝青混合料S形級配懸浮密實型瀝青-橡膠混合料骨架密實型瀝青-橡膠混合料骨架空隙型瀝青-橡膠混合料密級配瀝青混合料密級配改性瀝青混合料骨架填隙型改性瀝青混合料連續(xù)級配橡膠改性瀝青混合料骨架填隙型橡膠改性瀝青混合料5.2.3橡膠改性瀝青混凝土的結構厚度可按現(xiàn)行行業(yè)規(guī)范的有關規(guī)定設計，各類瀝青-橡膠混合料的結構厚度不宜大于6cm，橡膠瀝青路面面層結構如圖5.2.3所示a)三層式結構b)雙層式結構圖5.2.3橡膠瀝青路面面層結構圖5.3舊瀝青路面養(yǎng)護維修罩面5.3.1橡膠瀝青罩面可用于舊路面養(yǎng)護維修的表面磨耗層，薄層的橡膠瀝青罩面可用作表面防水層，也可用于修復被磨光面層的抗滑能力。5.3.2舊瀝青路面的養(yǎng)護維修罩面設計應先調查原有路面的破損情況，包括裂縫率、車轍深度、修補面積等，再根據(jù)破損情況確定對現(xiàn)狀瀝青路面的處理方式，然后加鋪罩面。5.3.3原狀路面的處理應根據(jù)破損情況遵循以下原則：1瀝青路面完好則不需要處理；2彎沉偏大的軟弱地段或出現(xiàn)松散和坑槽的地段，進行局部范圍的全厚度修補；3沉陷變形或者需調整橫坡的路段，鋪設調平層；嚴重車轍、龜裂或波浪的路段，進行冷銑刨處理；4瀝青路面存在輕微裂縫，應采用乳化瀝青灌縫；5瀝青路面存在面積較大的裂縫，或者車轍深度較大，則應將破損部分挖除，調查裂縫發(fā)生的成因，是面層本身、基層或土基，然后更換相應結構層后，加鋪挖除的瀝青層，分層碾壓。5.3.4對破損路面處理后，應清潔道路表面、灑布粘層油、加鋪罩面。5.3.5橡膠瀝青罩面層宜采用單層細粒式瀝青混合料，其混合料類型可按表5.2.2中的上面層選擇，并符合本標準第5.2.2條的規(guī)定，舊路養(yǎng)護維修罩面結構如圖5.3.5所示圖5.3.55.3.6局部沉降或沉降不均勻引起縱坡和橫坡變化的道路維修罩面1應設置調平層；2調平層應位于上面層下方；3應根據(jù)設計標高和整平后的現(xiàn)狀地面標高之間的高差確定調平層的材料和厚度；4調平層材料宜選用細粒式、中粒式或粗粒式瀝青混凝土，根據(jù)高差由小到大依次進行選擇；5調平層厚度應滿足壓實厚度要求。5.4水泥路面改造加鋪5.4.1確定加鋪方案前，應對原有路面結構進行全面的檢測評價，評價方式、現(xiàn)狀水泥路面的處理及表面處理等應符合現(xiàn)行行業(yè)標準《公路瀝青路面設計規(guī)范》JTGD50和《城鎮(zhèn)道路路面設計規(guī)范》CJJ169的規(guī)定。5.4.2宜采用橡膠瀝青應力吸收層或土工布、土工格柵等全幅路面鋪設在水泥板上。土工布、土工格柵等土工合成材料的鋪設范圍應根據(jù)現(xiàn)狀水泥路面的狀況確定。5.4.3縱斷面設計應滿足最小加鋪層數(shù)、排水、經(jīng)濟性等要求。5.4.4局部加寬時，應在加寬部分按照原狀路面形式鋪筑路面與原狀路面接順后對新舊水泥路面同時進行加鋪，以保證路基強度的均勻性。新建水泥路面的路基處理，應滿足規(guī)范要求。5.4.5局部沉降或沉降不均勻引起縱坡和橫坡變化道路路面應設置調平層，并應符合下列規(guī)定：1調平層的層數(shù)和厚度應根據(jù)設計標高和原狀路面標高之間的高差進行確定；2調平層宜為加鋪層的底層，調平層的材料根據(jù)高差可采用瀝青層、半剛性基層、柔性基層等材料；3調平層材料的厚度應滿足壓實厚度要求。5.4.6加鋪材料的層數(shù)和厚度應根據(jù)原狀路面破損情況和承載能力，考慮使用功能、經(jīng)濟性、兩側地臺標高等因素確定，并應符合下列規(guī)定：1對原狀路面評價等級優(yōu)、良，總壞板率<10%的情況，可在對局部損壞采取更換破損混凝土板、修補開裂板塊、基層局部處理、脫空板灌漿等措施處理后，直接加鋪應力吸收層和1~2層瀝青混凝土面層，瀝青面層結構應按表5.4.6選擇合理的混合料類型結構組合。上面層采用瀝青-橡膠混合料時，其厚度不宜大于6cm，在按密級配瀝青混合料確定的當量結構厚度的基礎上，也可考慮適當減薄瀝青面層的總厚度。表5.4.6混凝土路面直接加鋪橡膠瀝青面層結構組合結構方案調平層應力吸收層上面層下面層單層式密級配瀝青混合料橡膠瀝青石屑封層連續(xù)級配橡膠改性瀝青混合料SMA橡膠改性瀝青混合料S形級配懸浮密實型瀝青-橡膠混合料骨架密實型瀝青-橡膠混合料骨架空隙型瀝青-橡膠混合料——雙層式密級配瀝青混合料橡膠瀝青石屑封層連續(xù)級配橡膠改性瀝青混合料SMA橡膠改性瀝青混合料懸浮密實型瀝青-橡膠混合料骨架密實型瀝青-橡膠混合料骨架空隙型瀝青-橡膠混合料密級配瀝青混合料注：如原狀路面平整度較好，可不設調平層。2對原狀路面評價等級中等及中等以下，混凝土板破損嚴重，基層承載能力不足時，應采取補強措施，宜采用碎石化技術將混凝土板打碎、壓實，然后加鋪補強層。瀝青面層的結構組合可按表5.4.6選用，當上面層采用瀝青-橡膠混合料時，其厚度不宜大于6cm，水泥路面改造加鋪設置應力吸收層的結構如圖5.4.6所示。a)三層結構的應力吸收夾層罩面b)二層結構的應力吸收夾層罩面圖5.4.5.5橋面鋪裝5.5.1橡膠瀝青適用于混凝土橋面，混凝土橋面板應滿足《公路瀝青路面設計規(guī)范》（JTGD50）和《城鎮(zhèn)道路路面設計規(guī)范》（CJJ169）的要求。5.5.2鋪裝結構中的雙層結構適用于一級公路及以上等級的公路，次干路及以上等級的城市道路，中等交通以上的橋面鋪裝。5.5.3橋面鋪裝的上面層宜選用橡膠瀝青混凝土，橋面鋪裝結構如圖5.5.3。a)雙層鋪裝結構圖b)單層鋪裝結構圖圖5.5.3橡膠瀝青混凝土用于橋面鋪裝的結構5.5.4對于特大橋梁或大跨度鋼橋橋面橡膠瀝青混凝土材料應進行單獨設計。5.6隧道鋪裝5.6.1應滿足《公路隧道設計規(guī)范》（JTGD70-2004）的要求。5.6.2隧道鋪裝的瀝青上面層宜選用橡膠瀝青混凝土。隧道鋪裝結構如圖5.6.2所示。圖5.6.2橡膠瀝青混凝土用于隧道內路面的結構5.6.3特長隧道鋪裝橡膠瀝青路面材料應進行單獨設計。6混合料6．1配合比設計Ⅰ一般規(guī)定6.1.1各類橡膠瀝青混合料的配合比設計除本章規(guī)定外，應符合現(xiàn)行行業(yè)規(guī)范《公路瀝青路面施工技術規(guī)范》JTGF40的規(guī)定。Ⅱ連續(xù)級配橡膠改性瀝青混合料（TRHMA-DG）6.1.2TRHMA-DG型混合料的礦料級配應滿足均勻性和密水性的要求，并按表6.1.2-1連續(xù)級配橡膠改性瀝青混合料級配范圍來選擇；混合料配合比的馬歇爾設計方法應按現(xiàn)行行業(yè)標準《公路瀝青路面施工技術規(guī)范》JTGF40規(guī)定的步驟進行，連續(xù)級配橡膠改性瀝青混合料馬歇爾試驗配合比設計技術標準應符合表6.1.2-2的規(guī)定；連續(xù)級配改性瀝青混合料性能檢驗技術要求應符合表6.1.2-3的規(guī)定，用于下面層的混合料可只做浸水馬歇爾試驗殘留穩(wěn)定度和滲水系數(shù)兩項試驗。表6.1.2-1連續(xù)級配橡膠改性瀝青混合料級配范圍混合料類型通過下列篩孔（mm）的質量百分率（%）26.5191613.29.54.752.361.180.60.30.150.075TRHMA-DG-25上限100908575634840312416127下限95806555432216128543中值97.585756553352821.51610.585TRHMA-DG-20上限1009285725847342618127下限9578654828181310743中值97.58575604332.523.51812.585TRHMA-DG-20C上限1009285725344322418127下限9578654823161210743中值97.58575603830221712.585TRHMA-DG-16上限10085684635292318138下限95654728181512864中值97.57557.53726.52217.5139.56TRHMA-DG-16C上限10090704435292318138下限95705026181512864中值97.580603526.52217.5139.56TRHMA-DG-13上限100804836292216118下限956026171510644中值97.5703726.52216117.56TRHMA-DG-13C上限100754535251714107下限95552415128553中值97.56534.52518.512.59.57.55注：TRHMA-DG-××C代號意義：TRHMA-DG為連續(xù)級配橡膠改性瀝青混合料；××為公稱最大粒徑（mm）；C為粗粒式。表6.1.2-2連續(xù)級配橡膠改性瀝青混合料馬歇爾試驗配合比設計技術標準試驗指標單位技術要求擊實次數(shù)(雙面)次75試件尺寸mmφ101.6mm×63.5mm空隙率VV％4～6穩(wěn)定度MS≥kN8流值FLmm2～5礦料間隙率VMA(％）≥設計空隙率(％)下列混合料VMA技術要求(％)AC-25GAC-20，AC-20GCAC-13G，AC-13GC3111213412131451314156141516瀝青飽和度VFA(％)65～75注：當設計空隙率不是整數(shù)時，由內插法確定所要求的VMA最小值。表6.1.2-3連續(xù)級配改性瀝青混合料性能檢驗技術要求試驗項目技術要求試驗方法按5000至10000次區(qū)間計算的動穩(wěn)定度10000次后車轍深度車轍試驗（60℃空氣介質）≥4000次/mm≤4.5mm附錄F水穩(wěn)定性：浸水馬歇爾試驗殘留穩(wěn)定度凍融劈裂試驗殘留強度比≥85%≥80%JTGE20T0709JTGE20T0729滲水系數(shù)≤120ml/minJTGE20T0730低溫彎曲試驗應變寒區(qū)溫區(qū)熱區(qū)JTGE20T0715≥3000με≥2800με≥2500με注：氣候分區(qū)按最低月平均氣溫確定：寒區(qū)＜-10℃；溫區(qū)-10℃~0℃ⅢSMA橡膠改性瀝青混合料（TRSMA）6.1.3TRSMA型混合料的礦料級配應滿足粗集料骨架嵌擠結構的要求，并按表6.1.3-1SMA橡膠改性瀝青混合料級配范圍來選擇，粗集料骨架分界篩孔尺寸應符合表6.1.3-2的規(guī)定；混合料配合比的馬歇爾試件體積設計方法應按現(xiàn)行行業(yè)標準《公路瀝青路面施工技術規(guī)范》JTGF40規(guī)定的步驟進行，其初選的結合料用量宜根據(jù)礦料的合成毛體積相對密度按表6.1.3-3取相應的初選結合料用量，混合料中是否需要添加纖維應由結合料的析漏率指標決定，SMA橡膠改性瀝青混合料馬歇爾試驗配合比設計技術標準應符合表6.1.3-4的規(guī)定；SMA改性瀝青混合料性能檢驗技術要求應符合表6.1.3-5的規(guī)定。表6.1.3-1SMA橡膠改性瀝青混合料級配范圍混合料類型通過下列篩孔（mm）的質量百分率（%）26.5191613.29.54