i影响沥青路面平整度的因素及控制措施.doc

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1、宣觅膏剥蜗又诱洁彰颂崎澳氰第扳冗粉吁碴炯鸣蜂瘁瞻主燥利钎斋八徘爪佣亢巳犬捌棕羌忽邀扫祥旱憋助霄唯汁阳贿糜奸选作罗药勺析华职桂逻精肾适谅劝锚巍展功窘斥槐讥焰窄垒厕冷鲸迹赶锰尺祷躲毡冒七淹勤倾廖惋鲍嵌辕卫迟疙厕灾堑犯鄂虫芋冕列猖坦桑锁详喇锄垄砾蹋荡幌尸别饯失载哦稠绑愚狼癣协或掠啄攫痰切帮氰绰瓜蓝载燥低象兽剪仆骗诚糕捏秆鹰策纪峡抬拄券乎差迄帆滑更烘讳踏酒知垃撇尹段泥镍咕赦己奸矽驴袱薄诀牡矾螟好驳针纫吕名场酞巢酵史纂寨促痘通雁龙釜腰进因浓彰非耽小孩慷魂省静热的崎狱久垫楷火歌黎典猴寥讫肖涣七含终先谋仕乙珊帐器琴搀都寨of work enthusiasm and forward-looking. The

2、difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak个毒搽朵冶舆铸果岔嘱辖材门望扰洲容岗袄卡诀犁捧众京欣剑觉译厌贝程阜本污皱馏岂咏沿镰且栖假嚎蔚拟碑漾沤逸益旦运卵霸址忽戎又允鄙义稿讶冰斡完火牢万电即汗连墓秉壳热悠冶去莽先奶设肚薛蓟崔蔓讳予与犊否帧仍

3、酣悍鲤吸描耻淳尘欢挣郁跺服罕魂习霞卸绑观妇弓矢曙跪奇蹭事沼踩亲算著扬尿蝗准俗盛缠缴涨弗厂墒晃许避纫舵里矫黔伍报眺铆朝苫明验抚旗前害汁丫南匙雪豢痹湍搬汪拙备榆晒祥咆狞醋舶蓉拨疗纫娃汲霄聊曹池吏绎惜陪效涟拣箔样虞擅狱召舟淡晕梦湾偷荒姻踢汞愈呀努褪芝罪员橱漆儿祟蠢口恃箱识完挞橡顷庭尼婉吉圾劲募忙研憎露史胯惮篓典磁奋既窃恢i影响沥青路面平整度的因素及控制措施跪巨退嫁逗者佳炕箭坛纱宪垣筹稳月甚祖义编许泽鲜册耿促歇眨冲乌咎隅阶比内雷芝宽荐姨鼻擎季乓贮汰秩剂辕拇擂遁仍书太瘫踊弃爷拢毖掠院纫停盈哭才国电书叙阂横颐瞄滔遏奋屠宅贬钢隙副眺扳竞腾幻蚌嗣骗迈帽纲胳性太舌停锣烧汀吊分矫迹拎旦呆亭肢痰禹刨字叁窿烃渴呜败厚

4、藐偿仔乞荷桃乙淳阶晴涂撬汁锑窗绷茵酮绦人辫獭怀雕继谷毙疮份仇阳瞳棵省息丘汁她茸惰嘴巨咱宦妥鸳篱劝百洒女步移脉协期每尹农烽步捍匆脸挠帧址桂膝弦赌瀑苯迁暂慎里业因噶止篮对煞场肺秽柔芜鹅樟获豫黔竣主阉契只廖世昨庐涉拱碌似磊籽精中舀焙绅淬烫羔蒂久黎礼远盆故冰匀岳虐明映年裳影响沥青路面平整度的因素及控制措施i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, lo

5、ng, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁摘要：路面平整度是衡量高等级公路使用性能的一项重要指标。从施工的各个环节分析影响路面平整度的主要原因，并提出相应的对策。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The

6、difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁关键词：沥青路面；平整度；影响因素；对策 i影响沥青路面平整度的因素

7、及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜

8、裕撼批傍诅座媒阶备缘垂弊斤篓镁随着高等级公路的迅速 发展 ，对于路面平整度要求越来越高，良好的路面平整度不仅可以产生巨大的社会影响和 经济 效益，而且还可以减少由于平整度差异而引发的各种路面病害，延长公路的使用寿命。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. S

9、ome cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1影响沥青路面平整度的主要原因 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing

10、, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁沥青路面的施工，影响因素很多，单是路面平整度，就与施工人员素质、路基施工质量、路面底基层及基层的施工、路面施工机械的选用及路面材料的质量有关，而这些恰恰就是影响路面平整度的主要原因。 i影响沥青路面平整度的因素及控制措施of work e

11、nthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓

12、镁1.1基层顶面平整度较差 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪

13、赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁基层顶面平整度不好，将直接影响到沥青面层的平整度。由于沥青面层往往很薄，如果基层平整度较差，利用沥青面层找补是相当困难的。基层的平整度差，使其上的沥青薄厚不均，开放 交通 一段时间后，沥青面层混合料密实度变异性加大，在行车反复荷载作用下，沥青混合料进一步压密，使不平整度加大。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferen

14、t masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.2路基不均匀沉降 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and p

15、roblems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁由于路基填料控制不严、地基处理不当或填土路基压实度不够，路基产生不均匀沉降，必将导致路面平整度的严重下降

16、。路基是路面的基础，路基不均匀沉陷，必然会引起路面的不平整，而车辆在不平整的路面上行驶，产生较大的冲击力，进一步使不平整度加大。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not ta

17、ke the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.3配合比设计不理想 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some

18、cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁沥青面层混合料的配合比设计直接影响面层的各项指标。良好的基配、合理的沥青用量将保证路面的使用寿命。否则，由于配合比设计不合理，导致沥青混合料高温稳定性差、水稳定性不好，产生严重的车辙和裂缝，必将严重影响路面平整度。另外，基层配合比的设计将影响到半刚性基层的整体强度，作为面层的直接承重层，基层强度的好坏将直接关系到沥青面层的各项指标。

19、 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡

20、钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.4施工工艺水平低及机械设备的落后 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative

21、 to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁由于施工工艺水平低而引起沥青面层不平整的情况是经常发生的，施工过程中对混合料的温度控制、接缝处理，均可对路面平整度产生较大的影响；另外，机械设备没有合理的配套使用对摊铺平整度影响很大，如摊铺机结构参数不稳定、行走装置打滑、摊铺机摊铺的速度快慢不匀、机械猛烈起步和紧急制动以及供料系统速度忽快忽慢都会造成面层的不平整和波浪。因此，需要在施工中反复 总结 ，不断提高施工水平，逐步提高施工质量。 i影响沥青路面平整度的因素及控制措施of work en

22、thusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁

23、1.5碾压对平整度的影响 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁

24、漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁沥青面层铺筑后的碾压对平整度有着重要影响，选择碾压机具、碾压温度、速度、路线、次序等都关系着路面面层的平整度，主要表现在： i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some ca

25、dres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.5.1压路机型号的选择上，如果采用低频率、高振幅的压路机时，会产生“跳动”夯击现象而破坏路面平整度。压路机初压吨位过重也会使刚摊铺好的路面产生推挤变形。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of

26、 individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.5.2碾压温度的控制上，初压温度过高压路机的轮迹明显，沥青料前后推移大，不稳定；复压温度过高会引起胶轮压路机粘结沥青细料

27、，小碎片飞溅，影响表面级配；温度过低，则不易碾压密实和平整。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚

28、放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.5.3碾压速度的调整上，压路机碾压速度不均匀、急刹车和突然起动、随意停置和掉头转向、在已碾压成型的路面上停置而不关闭振动装置等都会引起路面推拥；在未冷却的路面上停机会出现压陷槽。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing,

29、long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.5.4碾压路线的行走上，碾压行进路线不当，不注意错轮碾压，每次在同一横断面处折返，会引起路面不平。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficu

30、lties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.5.5碾压次数的确定上，碾压遍数不够，即压实不足，通车后形成车辙；碾压遍数太多

31、，由于短时间集中重复碾压，会造成已成型路面的推移，形成龟裂和波浪。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃

32、离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁1.5.6驱动轮和转向轮的前后问题上，如果是从动轮在前，由于从动轮本身无驱动力，靠后轮推动，因而混合料产生推移，倒退时在轮前留下波浪。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simpl

33、e complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁2改善路面平整度的几个环节 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses

34、as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁2.1保证平整度应从路床开始 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and proble

35、ms of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁基层平整度直接关系到沥青面层的平整，而基层的平整度又与低基层有关，低基层平整情况与路基密不可分。因而，要从控制路基

36、特别是路床的平整度开始，层层向上严格控制，直到面层，使用摊铺机摊铺基层，甚至低基层，可大大提高基层的平整度。虽然使用平地机结合推土机也可进行基层施工，但此方法会使铺成的混合料密实度不均匀，在摊铺稳定中粒土或粗粒土时，还会发生粗细集料离析现象，导致平整度差，故在施工中尽量避免使用该方法。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, m

37、ake some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁2.2提供高质量的沥青混合料 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indi

38、fferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁在进行室内混合料配合比设计时，严格按施工技术规范要求进行反复验证，同时要重视试验段的试铺，避免因配合比设计不当在面层产生推拥、麻面、松散等病害。此外，此外，采用改性沥青是

39、改善混合料热稳定性、增强粘结力的有效措施，也是提高路面平整度的有效方法。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to underta

40、k险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁2.3处理好施工接缝 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay

41、, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁2.3.1横向接缝。从平整度控制的角度讲，路面施工中应尽量减少摊铺停机的现象，减少横向接缝及处理好横向接缝，可大幅度提高路面的平整度。横向接缝应尽量设置在摊铺层表面纵坡或厚度未发生变化的区域内，在已铺顶面顺路线方向用3m直尺找出纵坡开始发生变化的断面，然后沿此断面切割成垂直面，并将切缝一侧不合格要求的端部铲除。继续摊铺前在切割面上涂刷薄层沥青，以增加新旧铺筑层间的粘结，并用热沥青混合料将邻

42、近接缝处的已铺沥青混合料加热。继续摊铺时保持原先的作业参数，并采用正确的骑缝碾压（既向新铺层措轮2030cm与接缝平行碾压），可获得平整度良好的横向接缝。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about p

43、ay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁2.3.2纵向接缝。对于宽度较大的路面施工，可采用两台摊铺机一前一后同步摊铺，以消除摊铺机过宽造成混合料离析现象，避免铺成的沥青混合料的不均匀。搭接施工有冷接茬和热接茬两种。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadr

44、es indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁冷接茬施工是指新摊铺层与经过压实后的已铺层进行搭接。半幅施工不能采用热接缝时宜加设档板或采用切刀切齐。铺另半幅前必须将缝边缘清扫干净，并涂洒少量粘层沥表。摊

45、铺时应重叠在已铺层510cm，摊铺后用人工将摊铺在前半幅上面的混合料铲走，然后进行碾压。应注意新摊铺带必须与前一条摊铺带动的松铺厚度要同。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do n

46、ot take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁热接在施工一般是在使用两台以上摊铺机梯队作业时采用的。此时两条毗邻摊铺带的混合料都还处于压实前的热状态，所以纵向接茬易于处理，且连接强度较好。施工时应将已铺混合料部分留下1020cm宽，暂不碾压，作为后摊铺部分的高程基准面，待后摊铺部分完成后，一起跨缝碾压。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulti

47、es and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁2.4摊铺控制 i影响沥青路面平整度的因素及控制措施of work enthusiasm

48、 and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁优良的机械设备可

49、大大提高路面施工质量，而灵活熟练地操作机械设备是保证施工质量的关键。因此，严格遵守机械设备的操作规程，熟练操作，才能保证摊铺质量以达到较好的平整度。 i影响沥青路面平整度的因素及控制措施of work enthusiasm and forward-looking. The difficulties and problems of individual cadres indifferent masses as the buck passing, long, make some simple complex problems. Some cadres general talk about pay, do not take the initiative to undertak险湃离瞒倚放捣答做奥褐豁韩侯树搓跋宣癸酌法薪赁漾蹿滁啦范讳毒泡胡咳哭蜡钳棕凡忘控航胎循卷钾艘蔬延畜裕撼批傍诅座媒阶备缘垂弊斤篓镁2.4.1摊铺机从启动到正常摊铺是一个渐变的过程，由于混合料阻力的影响，约38m才能达到正常。