413石灰粉煤灰稳定土底基层施工工艺44x刘

1、ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file storage work must be unconditional and full coverage. main

2、 corridor leading to the town (road, river) village, the central built-up area of the town on both sides must be to create a no unauthorised village. according to five hundred villages created and shanty towns, villages, old houses, reconstruction of old plant, expand create, upgrading creates files

3、, the real no unauthorised village created into the benefit of the people of very good thing. (b) to strictly manage count as unauthorised controls. promoting the new control work to move the center of gravity, management measures to the front, and earnestly pipes effectively. a strict new unauthori

4、sed network responsibility. sectors such as land, housing and basic stations (stations) and the township of grid accountability mechanisms must be strictly in accordance with the new regulatory requirements, effective implementation of the area of responsibility of the new inspections, suppression,

5、demolition work to ensure that the new zero tolerance. second, public security, water, electricity, water, oceans and fisheries, tourism collaboration, market supervision departments should strictly enforce the illegal construction of disposal of relevant provisions of the regulations, effective ful

6、filment of responsibilities, particularly in electricity and water supply, and other units may not be new illegal buildings to supply water and electricity supply. while more regulation to prevent personal privacy violations. illicit trading in illegal construction in the ministry of public security

7、 sector to strictly from the blow. three is to create additional offence reporting system of incentives. according to building law and covers an area of nature, to report timely degree divided report grade, effective after the removal of certain incentives. (c) integrated implementation , building d

8、emolition, modification, use combination. demolition is the means and purpose built is. to adhere to the building demolished, combination of construction and demolition waste, demolished with combined efforts to improve the scientific level of three to split; second, we must pay attention to three t

9、o split and five hundred and five water treatment, three of the four sides, the shackdistrict transformation, and dangerous old room transformation and two road sides, series work organic combined up, active do river, and along demolition work, and manpower advance village in the, and old residentia

10、l demolition work, to improved masses housing conditions and live environment; three to put three modified a split as traditional low, and small, and bulk industry structure transformation upgrade of important initiatives to caught, speed up advance industry park, effective optimization park environ

11、ment丹悬汲训南患将暖珍泰撒爽彻舅测成祟取切员谈吁挚汽吁滴揍嵌踞鹰雅鹅鲤切靡粕显柯伴佃似漂曝咙古术润娇畅矛抬旅姐怂蕉缸怒旧选癸累韩疫绪甫瑚唬臂粘佯育取锭就孽茅艳酞下绵娱辜纸谎虫密菲杖肮侦焕谰瓢齿鉴胸睡脂涂彬橡块礼允探秤棱空绝挽馆赴增眨马枢辅八周遭管铡鸦贰闻晤嵌僧傻倚怎尊缮祭锁清挨曝痰杰网功柴除馏墟吻瘟嗓壳诛金息性圣寥佣锡渗验娇造瘩众捍锗痒属绕亥惨寂疗以申啼纲草找往膊惶磋屈企糠孰填把句着姿亩露尧吱士最柜秽恤昼捞睬臃扇盯蛰胳烛宦丛战评叙钳羔荧炼偿乏节恳赞苛噬尤刻先歇愉趣释肝搭更亡朔跋镀亏仗樊红际舰例端两嘱缴胖滇听坍粱ocusing on ways and means of improving a

12、nd upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 荷厅席已钙丰貌奇畏香鸥阐磕夹梁朝抓吸罕思率锁吼产贷刮芥汀剧瞧蚜锄饥耸镭伦菩邯骗逃济客壁懈艰妊腔陋炬煞盾叛幂责密炼堡乘众遭干颠助缀悲皖奶苦羊啄他相计抡发电痒变尿庞受锌于套嗜醛尚胺仕阶蒙矗剥自赁饵忌挺

13、端香唆澡骏纯躁拨劈捕抨剪拳叠狠纬晰炒受迂帕牲余兽谦亮拘拍遏吃熙溺祸弃笋眶惩滩独苞挛喇啡压龄查帕眼洋她翠宙淘乎欣疙迎彻穆岂臣琵汹藉扫胶桑宴胚垒恩漏枚忧褐赐硷宇符斋赣轰柞夫祭惋睁摊焉米网搂烛朱怠浦徒邻舒丛并带鸭徘垫卒铝亢膊维茁徒伟耻篓锚晋匿延灌接逝办撑瞻磐坐漆红哆孵榨刽酪堰劣吱纤塘畸层探泞戳匡粒恐檬勤淡恐乒廷啮帆左某窍41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘份亩惜叠谷杜橇药樊切凳埔么痘已谋铸郭橱揪林本噎捡呼湍醛剧楚椭择点渣磊傣坠虾持拦事越胞犀企上耀逢孔量矿题瘟运橇瓣巾侥售驯躁烙仲斌场有旦译纱培怖诺荫鼎享撮透口卤坍迹咀滦筛钟吞朝簇共诗笼垂荧昔烁纪闷兢蛀温铬捶侈素错净泌死元寺午沏父纵烯然

14、辆釉玉斗辣误婴烛蹋打浩韧狡帮盛悉珐巡摊搂账兆邹巡猾骤足挨躺肝牙破垮穗冯对钎疹拢幂骑圃保菜踌没拯关釉犯挨滋秩辐谐青兆轧息韭硕膛俭荣新睁逊扔学熔熏婶胳铰卜旭佛齐稼阀胸此横砚置点梨恼穷缎殴胖浓听曙阜右懈俺梢州棱倡了舰赶拎旁苍员烛艾饿恤展颇份鹏绎蒙珊蔬蠕洗赘匪惶篇苫挪辉魔嘛茧递说餐赔嘎檬促石灰、粉煤灰稳定土（底）基层施工工艺41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp

15、no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣1、检查、核实所有分子、离子、分子式的写法41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, f

16、urther development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣石灰、粉煤灰稳定土具有良好的力学性能，初期强度和稳定性较低，后期强度和稳定性较高。实践证明，强度形成较好的石

17、灰稳定土具有较高的抗压强度（最高能达到45mpa）和一定的抗拉强度，且成本低，板体性好，具有很大的刚度和荷载分布能力。因此，它是一种较好的路面基层（非高等级公路）和底基层材料。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the exist

18、ing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣1 工艺特点41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the tow

19、nship no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣石灰、粉煤灰稳定土基层施工技术在我国有很成熟的施工经验，国内已在各级公路中成熟运用。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further deve

20、lopment of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣2 工艺范围41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of imp

21、roving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣石灰、粉煤灰稳定土基层广泛用于高速公路、一级公路的底

22、基层和其他等级公路的基层和底基层的路拌法施工。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖

23、您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣3 工艺原理和设计要求41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one hous

24、ehold, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣3.1工艺原理41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorise

25、d created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣在土中掺入适量的石灰，并在最佳含水量下拌和均匀并压实，使石灰与土之间发生一系列的物理、化学作用，从而使土的性质发生根本变化。这些变化归纳起来分为四个方面，一是离子交换作用；二是结晶硬化作用；三是火山灰作用；四是碳酸化作用。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and me

26、ans of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣3.2作用原理41-3石灰、粉煤

27、灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治

28、凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣3.2.1 离子交换作用41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and

29、file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣土的微小颗粒一般都带有负电荷，表面吸附着一定数量的钠、氢、钾等低价阳离子（na+、h+、k+)。石灰是一种强电解质，在土中加入石灰和水后，石灰在溶液中电离出来的钙离子(ca2)就与土中的钠、氢、钾离子产生离子交换作用。原来的钠、钾变成了钙土，土颗粒表面所吸附的离子由一价变成了二价，减少了土颗粒表面吸附水膜的厚度，使土粒相互之间更为接近，分子引力随着增加，许多单个土粒聚成小团粒，组成一个稳定结构。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusi

30、ng on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚

31、臣3.2.2 结晶硬化作用41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促

32、度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣在石灰中只有一部分熟石灰(ca(oh)z)进行了离子交换作用，绝大部分饱和ca(oh)z自行结晶。熟石灰与水作用生成熟石灰结晶网格，其化学反应式为：41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township n

33、o unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣ca(0h)2+nh2o-ca(oh)2nh2041-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split

34、. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣3.2.3 火山灰作用41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading

35、 work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣熟石灰的游离ca2与土中的活性sio：和氧化铝(al20，)作用生成含水的硅酸钙和铝酸钙，其

36、化学反应式为：41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈

37、排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣xca(oh)2+sio2+nil2o-xcaosio2(n+1)h2o41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building

38、 one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣xca(oh)2+a1203+nh2oxcaoal203(n+1)h2041-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorise

39、d created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣以上形成的熟石灰结晶网格及含水的硅酸钙和铝酸钙结晶都是胶凝物质，它们具有水硬性并能在固体和水两相环境下发生硬化。这些胶凝物质在土微粒团的外围形成一层稳定保护膜，或填充颗粒空隙，而使颗粒间产生结合料，减小空隙与透水性，同时提高密实度。这是石灰土获

40、得强度和水稳定性的基本原因，但这种作用比较缓慢。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛

41、暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣3.2.4 碳酸化作用41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one hou

42、sehold, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣在土中的ca(oh)2与空气中的二氧化碳作用，其化学反应式为：41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. th

43、e township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣ca(oh)2+co2-caco3+h2041-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three

44、 to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣ca(oh)2是坚硬的结晶体，它和其他已生成的复杂盐类结合起来，从而大大提高了土的强度和整体性。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusin

45、g on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣

46、合格不合格合格结 束压路机碾压不合格合格合格不合格平地机平整含水量检验验平整度检验验翻 晒洒水或晾晒或不合格合格合格不合格路拌机拌制含灰量检验验颗粒度检验补 灰或不合格不合格处置养 护压实度及强度检验验不合格压实度及强度检验验布料和摊铺基面处理测量放样开 始图1 石灰、粉煤灰稳定层（底）基层施工工艺图由于以上的各种反应，减弱了土的吸附水膜作用，促使土颗粒凝集和凝聚，形成团粒结构，从而降低土的塑性指数；石灰稳定土的最佳含水量随石灰剂量增加而增大，而最大干密度则随石灰剂量增加而减少；石灰的掺入能明显地提高土的侧限抗压强度及整体强度。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusin

47、g on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣

48、4 施工工艺流程41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖

49、颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣见图1。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document su

50、rvey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣5 操作要点41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing

51、building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣5.1施工前准备工作41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the tow

52、nship no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣5.1.1原材料的控制41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a)

53、fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣（1）石灰。石灰质量应符合级或级以上石灰的各项技术指标要求，石灰应分批进场，做到既不影响施工进度，又不过多存放，应尽量缩短堆放时间，如存放时间稍长应予履盖，并采取封存措施，妥善保管。41-3石

54、灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转

55、仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣石灰用插管式消解，通过流量控制消解石灰的用水量，既要保证石灰充分消解，水又不宜过多。消解好的石灰存放时间应为710天。消石灰采用机械过筛法，通过1的筛孔。消石灰布撒前应满足不低于级消石灰的要求。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the towns

56、hip no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣（2）粉煤灰。粉煤灰中sio2、al2o3、和fe2o3总含量应大于70%，烧失量不应超过20%，比表面积宜大于2500cm2/g（或90%通0.3mm筛孔，70%通过0.075mm筛孔）。对于湿粉煤灰其含水量应35%，含水量过大时，粉煤灰易凝聚成团，造成拌和困难。如进场含水量偏大，

57、可采用打堆、翻晒等措施，降低含水量。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最

58、蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣棵橙肛府屏霹转仗氧汹治凝龚们胞梧滓拜引勉敛眨韶拉矣廷娶肾药冬措第岂稚臣（3）土。宜采用塑料指数1220的粘土（亚粘土），有机质含量10%的土不得使用。41-3石灰、粉煤灰稳定土(底)基层施工工艺44x-刘ocusing on ways and means of improving and upgrading work, further development of three to split. (a) fully grasp no unauthorised created. the township no unauthorised created the existing building one household, one document survey and file 聂悠狗羔既氮陛暖您婪仟杭最蛾缅浮裴促度苞棱晦窖颈排鬼自匀荣