廠拌熱再生瀝青混凝土生產(chǎn)及路面

1、.For ensure "two learn a do" learning education made effectiveness, promote all members consciously respected Constitution, and comply with party rules, with XI General Secretary series important speech spirit armed mind, and guide practice, and promoted work, do qualified Communist, accor

2、ding to Communist 2016 city education information work special self-examination report XX City Bureau, and XX city government education steering mission: according to XX Province Government Education Steering Committee Office on carried out province education information work special Steering check

3、of notification ( Teach SC letter x 20164) documents, about quickly organized in our city Education Bureau Department in charge of the supervision standards for learning and study of informatization of education in charge of primary and middle schools in the city led by specialized training, issued

4、a notice of meeting, special supervision and school self-assessment form. The school at the time of preparation, special organizational self-assessment. City Bureau organization about personnel in school since assessment of based Shang for has summary and self-examination, now will situation reporte

5、d following: a, and led attention according to Ministry of education on issued Liu Deputy Prime Minister in second times national education information work videophone Conference Shang speech of notification (taught technical 20156,) of file spirit, I City Government is in charge of led and educatio

6、n administrative sector main head height attention, learning convey has central led in first international education information Assembly speech spirit, Learning to communicate the spirit of the second National Conference on videophone education information and instructed relevant departments accord

7、ing to the document, has developed the education development plan of the city. Second, overall management, coordination, establish management systems and propulsion mechanisms XX education started in the proceedings of the XX Party 200311 working arrangements, XX municipal party Committee Municipal

8、Government attach great importance to education information, education information development into the city's overall planning, education as a breakthrough in the construction of educational modernization in advance XX, city leaders often goes into the front line of education guide education wo

9、rk and financially guaranteed. Equipment improvement, application is the power education development. To tube easy good information technology equipment, XX City used layered is responsible for, and unison of strategy initiatives: that Bureau established information work led group, urged city educat

10、ion information management and application work, education information and equipment Center is responsible for equipment maintenance, built information work platform, guarantee platform normal run; will electronic Chief, and personnel, and results, and student, and Senate, and assets, management fie

11、ld of information application decomposition to Bureau Office, and personnel section, and manages, and education section, and meter fiscal section, functions Department, To drive forward e-Government as a breakthrough in the informatization of education, education administrators into full play in the

12、 education of information guidance and example, and take this opportunity to point to gradually expand the scope of education application of information technology. Formed Department personnel grasp business and educational information development and application; application and廠拌熱再生瀝青混凝土生產(chǎn)及路面施工的指導(dǎo)

13、意見(jiàn)上海市市政工程研究院2006-4：6 HG20201-2000 construction installation engineering construction standard 7, HG . Pressure gauges, using an installed spark arrestor for acetylene cylinders, illegal carrying, using gas cylinders, each operator fined 20 Yuan. Gas bottle without the hot sun exposure measures, resp

14、onsibilities of team a fine of 50 Yuan. (7) at height and the opening and provisional protective measures have been taken, the responsible unit fined 200 Yuan, construction person in charge a fine of 50 Yuan. (8) no permit to work and the job in accordance with the provisions, on the job unit fined

15、300 yuan, the unit will charge a fine of 100 Yuan. 7.5.3 accident penalties (1) injuries fatalities directly punished 12 million. Direct responsibility for the accident and have the corresponding responsibility of leadership, such as concerning administrative sanctions, should be brought to the comp

16、any or the relevant Department. (2) personal injury accident occurred, the direct punishment 0.5-10,000 yuan, responsible for the direct responsibility for the accident and the responsibility of leadership, such as concerning administrative sanctions should be dealt with by the personnel Department

17、of the company. (3) personal injury accident occurs, the direct punishment 500-1000, who is directly responsible for the accident responsibility, give notice of criticism and 50-100 economic sanctions against them. (4) to conceal the accident, reported without undue delay or false, to inform thedemo

18、nstration of information work is education, promotion and development of education information managers. Turns out, this working party . Ming Associate Professor several times to XX chuanjingsongbao. May 2014 XX received State Council expert group to the City County acceptance of balanced developmen

19、t of compulsory education in the country, the Group of experts on XX education informatization on the balanced development of education give full recognition to the role. On October 9, 2014, the CPPCC inspections XX in XX city education information and XX education highly. On April 20, 2016, the XX

20、as a unit of the first experimental informatization passed inspection. In acceptance of the conclusion of the expert group, wrote: 1. the project around the construction of pilot objectives, tasks and main content, scientific formulation and implementation of programmes, and promotes the balanced de

21、velopment of urban and rural education based on information technology, completing various tasks of the pilot project. 2. adjusting measures to local conditions, innovative institutional mechanisms, by exploring the ' investment protection mechanism, system security mechanisms, the task to lead

22、the mechanism, mechanism and application integration mechanisms, operation and maintenance of departmental interaction mechanisms ', developed educational information resources sharing, promoting fair education, improve the quality of education, promoting the reform of education and teaching, di

23、stinctive effective patterns and operating mechanism. 3. through the implementation of the pilot project, building a nationwide network of high quality educational resources sharing environment, construction and application of both cloud platform, the e-learning space through education and public se

24、rvice platform of educational resources, promote the integration of information and depth of education, and progressive education application of information technology to become the norm. Popularization and application of the results of project pilot has better value to promoting informatization of

25、education in the County with a demonstration . February 24, 2014, in Education Department Office on education information pilot units work progress situation of informed (taught technical office letter (2014) 13th,) in the, XX province XX City Bureau introduced market competition mechanism, and more

26、 than enterprise signed cooperation agreement, low cost built cover City School of fiber Education City domain network and achieved broadband access, to achieved has regional within all schools, and all classroom of broadband network access as typical case in national informed. Three XX municipal pa

27、rty Committee municipal education information development, policy measures included in the city's development plan, formulated education plan, and guaranteed on the funds. According to the Ministry of education documents and XX actual, Education Bureau of XX municipality formulated XX City Infor

28、matization of education three-year development plan for the XX teaching information application of the three-year planning document, guide the education information construction. Early education work priorities, specifically the inclusion of educational information construction areas, and applicatio

29、n of information technology and construction in special steering steering room, and at the time of the annual assessment as an important indicator of school assessment. Since 2008, the city's education目 錄 1 熱再生瀝青混合料適用層位與厚度要求12 材料要求22.1 舊瀝青混合料22.2 再生劑22.3 粗集料22.4 細(xì)集料32.5 填料42.6 瀝青結(jié)合料42.7 纖維穩(wěn)定劑53

30、混合料的礦料級(jí)配64 再生瀝青混合料的技術(shù)要求75 再生瀝青混合料配合比設(shè)計(jì)85.1 目標(biāo)配合比85.1.1 舊瀝青材料組成分析85.1.2 回收瀝青材料性能分析85.1.3 再生瀝青混合料級(jí)配初定85.1.4 再生劑材料摻配比例的確定85.1.5 新瀝青材料摻量確定85.1.6 性能驗(yàn)證試驗(yàn)85.2 生產(chǎn)配合比設(shè)計(jì)與調(diào)試95.2.1 冷料流量試驗(yàn)95.2.2 確定各熱料倉(cāng)礦料和礦粉的用量95.2.3 確定最佳油石比95.2.4 混合料性能檢驗(yàn)95.2.5 生產(chǎn)配合比的驗(yàn)證96 再生瀝青混合料的施工107 相關(guān)說(shuō)明與注意事項(xiàng)121 熱再生瀝青混合料適用層位與厚度要求性能優(yōu)好的熱再生瀝青混合料，

31、適用于瀝青路面表面層、中面層、下面層。再生瀝青混合料的最大粒徑宜從上至下逐漸增大，并應(yīng)與壓實(shí)層厚度相匹配，瀝青層一層的厚度不宜小于集料公稱最大粒徑的2.53.0倍。第 11 頁(yè) 共 12 頁(yè)2 材料要求2.1 舊瀝青混合料用于工廠熱再生的舊瀝青混合料應(yīng)干燥、潔凈，無(wú)瀝青粘結(jié)的砂石料不得多于瀝青舊料質(zhì)量的5%，含泥量不得大于1%，用于再生生產(chǎn)的舊瀝青混合料顆粒尺寸應(yīng)小于31.5（方孔篩）。舊瀝青混合料占熱再生瀝青混合料質(zhì)量百分比比不超過(guò)30。2.2 再生劑再生劑應(yīng)具備以下性能：（1）與舊瀝青材料有良好的相容性和較廣的適應(yīng)性；（2）改善舊瀝青的路用性能；（3）不含蠟質(zhì)成分；（4）性能穩(wěn)定，并具有較

32、長(zhǎng)的時(shí)效；（5）易于儲(chǔ)存，無(wú)毒害；（6）不含水分；（7）不得破壞瀝青中的有效組分。再生劑的選用應(yīng)根據(jù)舊瀝青混合料的性能和再生瀝青混合料用途確定，用量則通過(guò)材料試驗(yàn)確定。再生劑應(yīng)貯藏在有蓋容器中，防止水與灰塵等雜質(zhì)混入。其運(yùn)輸、貯存和適用的安全防火要求與重質(zhì)油類(lèi)相同。2.3 粗集料再生瀝青混合料所涉及粗集料包括舊料中含有的粗料、新加集料粗料，粗集料應(yīng)是石質(zhì)堅(jiān)硬、清潔、不含風(fēng)化顆粒、近立方體顆粒的碎石，上面層集料表面應(yīng)粗糙。粗料技術(shù)標(biāo)準(zhǔn)見(jiàn)表1。表1 粗集料質(zhì)量技術(shù)要求指標(biāo)單位技術(shù)要求試驗(yàn)方法高速公路，一級(jí)公路；快速路，主干路。其他等級(jí)公路與城市道路舊料新料舊料新料石料壓碎值 不大于%2826302

33、8T0316洛杉磯磨耗損失 不大于%30304035T0317視密度 不小于t/m32.502.502.452.50T0304吸水率 不大于%2.02.03.02.5T0304與瀝青的粘附性 不小于級(jí)4級(jí)5級(jí)4級(jí)4級(jí)T0616堅(jiān)固性 不大于%/12/T0314針片狀顆粒含量 不大于%15102015T0312水洗法<0.075mm顆粒含量不大于%/0.8/1.0T0310軟石含量 不大于%/3/5T0320石料磨光值 不小于BPN41（僅面層）42/T0321破碎礫石的破碎面積不小于 表面層 中下面層%9050905040406050T03272.4 細(xì)集料采用堅(jiān)硬、潔凈、干燥、無(wú)風(fēng)化、

34、無(wú)雜質(zhì)并有適當(dāng)級(jí)配德人工軋制的米砂，嚴(yán)禁采用山場(chǎng)下腳料，規(guī)格見(jiàn)表2，技術(shù)指標(biāo)要求見(jiàn)表3。表2 細(xì)集料規(guī)格要求規(guī)格公稱粒徑（mm）通過(guò)下列方孔篩（mm）的質(zhì)量百分率（%）9.54.752.360.60.075S150-510085-10040-700-15S160-310085-10020-500-15表3 細(xì)集料質(zhì)量技術(shù)要求指標(biāo)單位技術(shù)要求試驗(yàn)方法高速公路，一級(jí)公路；快速路，主干路。其他等級(jí)公路與城市道路視密度 不小于t/m32.502.45T0329堅(jiān)固性 不大于%12-T0340砂當(dāng)量 不小于%6555T03342.5 填料采用石灰石磨細(xì)礦粉，必須保持干燥，能從礦粉倉(cāng)自由流出，不得使用回收

35、粉料。技術(shù)要求見(jiàn)表4。表4 填料質(zhì)量技術(shù)要求指 標(biāo)單位技術(shù)要求試驗(yàn)方法高速公路，一級(jí)公路；快速路，主干路。其他等級(jí)公路與城市道路視密度 不小于t/m32.502.45T0352含水量 不大于%11烘干法粒度范圍 <0.6mm <0.15mm <0.075mm%10090100751001009010070100T0351外觀%無(wú)團(tuán)粒、不結(jié)塊目測(cè)、經(jīng)驗(yàn)評(píng)估親水系數(shù) 不大于11T0353塑性指數(shù) 不大于 %44T0118或T0119（土工試驗(yàn)）2.6 瀝青結(jié)合料新加瀝青材料應(yīng)滿足表5技術(shù)要求。表5 新加瀝青材料技術(shù)指標(biāo)指 標(biāo)技術(shù)要求高速公路，一級(jí)公路；快速路，主干路。其他等級(jí)公路

36、與城市道路AH-70AH-50A-60甲針入度25，100g，5s（0.1mm）60-8040-6050-60延度25，5cm/min（cm） 不小于10010070延度15，5cm/min（cm） 不小于10080/軟化點(diǎn)T RB（） 不小于44-5445-5545-55閃點(diǎn)（） 不小于230230230溶解度（%） 不小于99.099.099.0含蠟量（蒸餾法） 不大于3.03/密度15（g/cm3） 不大于1.011.01/薄膜烘箱加熱（163，5h）質(zhì)量損失（%） 不大于0.80.61.0針入度比25（%） 不小于555870延度25 不小于10060/15 不小于7050/ 2.7

37、纖維穩(wěn)定劑可采用木質(zhì)纖維素，提高瀝青結(jié)合料用量，增強(qiáng)路面耐久性能，纖維用量為集料總量的0.3%，具體要求見(jiàn)表6。也可采用聚酯纖維作為穩(wěn)定劑，綜合改善路面高溫、低溫及耐久性能，纖維用量一般為集料總量的0.2%，具體要求見(jiàn)表7。表6 木質(zhì)素纖維質(zhì)量技術(shù)標(biāo)準(zhǔn)試驗(yàn)項(xiàng)目指人標(biāo)試驗(yàn)方法纖維長(zhǎng)度<6mm70%±10%<6mm85%±10%65%±10%30%±10%方法A：沖氣篩分析 通過(guò)0.15mm方法B：普通篩分析 通過(guò)0.850mm篩 通過(guò)0.425mm篩通過(guò)0.106mm篩灰分含量18%±5%，無(wú)揮發(fā)物高溫590650燃燒后，測(cè)定殘留物p

38、H值7.5±1.0水溶液用pH試紙或pH計(jì)測(cè)定吸油率不小于纖維質(zhì)量的5倍用煤油浸泡后，放在篩上，經(jīng)振敲后稱量含水率<5%（以質(zhì)量計(jì)）105烘箱烘2h后，冷卻稱量。表7 聚酯纖維質(zhì)量技術(shù)標(biāo)準(zhǔn)試驗(yàn)項(xiàng)目指標(biāo)纖維直徑（m）<20切斷長(zhǎng)度（mm）6mm密度（g/cm3）實(shí)測(cè)抗拉強(qiáng)度（N/mm2）800最大延伸率（%）8初始模量（N/mm2）15000熔點(diǎn)（）230210，2h后纖維長(zhǎng)度變化（%）83 混合料的礦料級(jí)配項(xiàng)目可根據(jù)道路技術(shù)等級(jí)、材料、配合比設(shè)計(jì)情況，確定混合料級(jí)配，級(jí)配應(yīng)滿足表8的要求。表8 再生瀝青混合料礦料級(jí)配范圍混合料類(lèi)型篩孔通過(guò)率31.526.5191613.2

39、9.54.752.361.180.60.30.150.075AC-25上限100100908376655242332417137下限10090756557452416128543AC-20上限1001009280725644332417137下限100907862502616128543AC-16上限10010092806248362618148下限1009076603420139754AC-13上限100100856850382820158下限1009068382415107544 再生瀝青混合料的技術(shù)要求再生瀝青混合料按馬歇爾試驗(yàn)方法確定瀝青用量，并采用車(chē)轍、浸水馬歇爾、凍融劈裂等試驗(yàn)，進(jìn)

40、行最佳瀝青用量條件下混合料性能驗(yàn)證，具體技術(shù)要求見(jiàn)表9和表10。表9 再生瀝青混合料馬歇爾試驗(yàn)配合比設(shè)計(jì)技術(shù)要求試驗(yàn)項(xiàng)目單位技術(shù)要求高速公路，一級(jí)公路；快速路，主干路。其他等級(jí)公路與城市道路馬歇爾試件擊實(shí)次數(shù)兩面擊實(shí)75次兩面擊實(shí)50次穩(wěn)定度 不小于kN7.56.0流值0.1mm20402050（摻配纖維）2045空隙率VV%3636瀝青飽和度VFA%70857085礦料間隙率VMA 不小于AC-25AC-20AC-16AC-13%12.013.013.514.0表10 混合料驗(yàn)證性試驗(yàn)試驗(yàn)項(xiàng)目單位技術(shù)要求試 驗(yàn)方 法高速公路，一級(jí)公路；快速路，主干路。其他等級(jí)公路與城市道路面層中下面層面層中

41、下面層車(chē)轍試驗(yàn)動(dòng)穩(wěn)定度 不小于次/mm12001000800600T9719水穩(wěn)定性：殘留馬歇爾穩(wěn)定度 不小于凍融劈裂試驗(yàn)殘留強(qiáng)度比 不小于%8575807580758075T0709T07295 再生瀝青混合料配合比設(shè)計(jì)5.1 目標(biāo)配合比5.1.1 舊瀝青材料組成分析對(duì)瀝青舊料進(jìn)行抽提分析，得到舊料中瀝青含量及舊料礦料顆粒組成，作為目標(biāo)配合比設(shè)計(jì)依據(jù)；5.1.2 回收瀝青材料性能分析將抽提出來(lái)的舊瀝青溶液按公路工程瀝青及瀝青混合料試驗(yàn)規(guī)程（JTJ052）中的T0726試驗(yàn)方法回收瀝青，并測(cè)定回收舊瀝青的針入度與軟化點(diǎn)；5.1.3 再生瀝青混合料級(jí)配初定按工程經(jīng)驗(yàn)確定舊料摻配比例，舊料摻配比例

42、不大于總質(zhì)量的30%，根據(jù)舊料顆粒、新集料、礦粉篩分結(jié)果以及表8給定級(jí)配范圍，確定各礦料比例；5.1.4 再生劑材料摻配比例的確定根據(jù)舊料中含有的瀝青材料性能，初定幾個(gè)不同摻量的再生劑比例，進(jìn)行舊瀝青材料再生試驗(yàn)（包括延度、針入度、軟化點(diǎn)等三大指標(biāo)），對(duì)照相關(guān)指標(biāo)要求，選定再生劑摻配比例；5.1.5 新瀝青材料摻量確定選擇5個(gè)不同新瀝青摻配比例，成型馬歇爾試件，并進(jìn)行馬歇爾試驗(yàn)，按常規(guī)配合比設(shè)計(jì)方法確定新瀝青材料最佳用量；5.1.6 性能驗(yàn)證試驗(yàn)對(duì)上述設(shè)計(jì)結(jié)果進(jìn)行性能驗(yàn)證試驗(yàn)，各項(xiàng)性能指標(biāo)滿足表10要求，目標(biāo)配合比設(shè)計(jì)試驗(yàn)工作完成，出具報(bào)告；若性能驗(yàn)證試驗(yàn)結(jié)果不能滿足要求轉(zhuǎn)入（3），調(diào)整級(jí)配，

43、確定最佳瀝青用量，直至設(shè)計(jì)結(jié)果通過(guò)性能驗(yàn)證；多次從復(fù)試驗(yàn)如仍未獲得良好的結(jié)果，則應(yīng)分析原因。5.2 生產(chǎn)配合比設(shè)計(jì)與調(diào)試5.2.1 冷料流量試驗(yàn)對(duì)瀝青舊料、不同規(guī)格礦料，進(jìn)行冷料流量試驗(yàn)，確定冷料流量與拌和設(shè)備設(shè)定參數(shù)數(shù)量關(guān)系，作為后繼工作的基礎(chǔ)。5.2.2 確定各熱料倉(cāng)礦料和礦粉的用量根據(jù)冷料流量試驗(yàn)、目標(biāo)配合比設(shè)計(jì)結(jié)果，對(duì)二次篩分后進(jìn)入各料倉(cāng)的礦料取樣進(jìn)行篩分，根據(jù)篩分結(jié)果，通過(guò)計(jì)算（舊料中礦料按目標(biāo)配合比比例進(jìn)行計(jì)算），使礦質(zhì)混合料的級(jí)配符合表8規(guī)定，并盡可能與目標(biāo)配合比設(shè)計(jì)級(jí)配一致，確定各熱料倉(cāng)礦料和礦粉的用料比例。5.2.3 確定最佳油石比取目標(biāo)配合比設(shè)計(jì)的最佳摻配比OAC和OAC±（0.20.4）%三個(gè)油石比，取以上計(jì)算的礦質(zhì)混合料、以及目標(biāo)配合比舊料、再生劑用量，采用試驗(yàn)