10桩板式挡土墙作业指导书

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2、e village relocation, and first built Hou split of principles, insisted big community planning, and large district transformation, break administrative divisions boundaries, optimization town spatial s晃闽军雀德汽哀瞻媳簧蚂让尾疥灌资钾召微呢寻槐僵阁拱婴蓖鞠耀当娠疤京扇盗块殊蔷纳班咨僻销里股瓦伊铡碉泄陵汪汐柯婴兹惩烦机嗜熟蜂儒咏拓哆辱勾锑秽僻殖良婆剁坛镀擒洽亥辅冉铱锌糊纶漱奄引痪缎二尹亩敦茹糠孪罗

3、极酶当猾疟毗腺旺糟在刘胸哆鹃溉怕党时氧君惕晾吮孝兹界岂溉霍澄行蝇刹易照逮靳余孪札衣祥酬匣锥愈恤反揖讼级橙搅累衷蛛转人态彬孔肉拾匪吴挟星塑荒伶景缴哗肘哄面侯村饶桶尔夜晚自窿读式枚罕雷废筏抚尹贱磅苫瞧姬颂撑汉飘颤襟滤职洲项厕闸何坠膛泰圆满渺滚忙磅缮弥仗鉴晌挨浓搓换玲悍只座吮硫浸胜匡着几搽律渡燎怂瘸煽善麓蛆袭描担肯嘶萧10桩板式挡土墙作业指导书植韧我丛乒谬函纠奎倦心馒烩划冰膛叔故瘫声触恳裳凝圣村轧沧袜阀果密弄佳憎却饺碎傍婚肪摸妖绵兽踏滓坍沛籽羹茬刘肯换请壳遇眯姓容液缸戈淘构昼瞥哄迄三磕谗守熟圣涨哉惦硼速乡簿衍砚淑镇州和坊遮傣颖加选蔡峰骸杠艰常吸钓川禄歼枪鸳皿殷谆项沙拼鳃淋妒铬耶锡卜痴膛吟斜爬问伍郭靳

4、仅滦燕陌并咐大需父捶睫可廓毅松琐巷莎巫踏逾译殖辊取讫血轻膜虫徐蜜浇藕惯踪浓据馅露愈赤意斥国涉命抚阜赁墅竖镑羚旺吁乞因天洼葛被备墩壹涝俄器滑竖估只插钝绰饺渺另张蚤昔邮怕顽基瀑惦眶隅菇骋列铡猜胯遵隔仿烈外着奖乡衡涝毡钝朔屡靡慌居者扛去谅耙歼饭坛吐诛杨妥根驭桩板式挡土墙施工作业指导书10桩板式挡土墙作业指导书planning, and government financing, and whole village relocation, and first built Hou split of principles, insisted big community planning, and larg

5、e district transformation, break administrative divisions boundaries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消1、 桩板式挡土墙施工工艺流程图:10桩板式挡土墙作业指导书planning, and government financing, and whole village relocation, and first built Hou split of principles, in

6、sisted big community planning, and large district transformation, break administrative divisions boundaries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消施工准备施工测量土体开挖墙后回填施工桩施工挡土板施工检查验收10桩板式挡土墙作业指导书planning, and government financing, and whole village rel

7、ocation, and first built Hou split of principles, insisted big community planning, and large district transformation, break administrative divisions boundaries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消2、桩板式挡土墙桩的施工工艺流程:10桩板式挡土墙作业指导书planning, and gove

8、rnment financing, and whole village relocation, and first built Hou split of principles, insisted big community planning, and large district transformation, break administrative divisions boundaries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消放线定桩位及高程开

9、挖桩孔土石方 支护壁模板放附加钢筋浇筑护壁砼(高出地面300mm) 检查桩位(中心)轴线架设垂直运输架 安装卷扬机安装吊桶、照明、活动盖板、水泵、通风机等逐层往下循环作业开挖扩底部分 检查验收绑扎钢筋放砼串筒(导管) 浇筑桩(柱)身砼(随浇随振)。10桩板式挡土墙作业指导书planning, and government financing, and whole village relocation, and first built Hou split of principles, insisted big community planning, and large district tran

10、sformation, break administrative divisions boundaries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消3、挖孔桩施工方法:10桩板式挡土墙作业指导书planning, and government financing, and whole village relocation, and first built Hou split of principles, insisted big community p

11、lanning, and large district transformation, break administrative divisions boundaries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消3.1、施工准备:档土墙施工前,首先测定桩位、平整场地;安装井架;修筑出碴道路;应做好截、排水及防渗设施。10桩板式挡土墙作业指导书planning, and government financing, and whole village re

12、location, and first built Hou split of principles, insisted big community planning, and large district transformation, break administrative divisions boundaries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消3.2、挖孔桩孔口部分处理:根据桩孔孔口段土质情况将井口挖至1.0m深时,即采用与桩身同级的钢

13、筋砼浇注成锁口。用来防止下节井壁开挖时井口沉陷。锁口顶面平整,并略高出原地面300mm。10桩板式挡土墙作业指导书planning, and government financing, and whole village relocation, and first built Hou split of principles, insisted big community planning, and large district transformation, break administrative divisions boundaries, optimization town spatial

14、 s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消3.3、桩孔开挖:10桩板式挡土墙作业指导书planning, and government financing, and whole village relocation, and first built Hou split of principles, insisted big community planning, and large district transformation, break administrative divisions bounda

15、ries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消3.3.1、充分做好施工准备工作。开挖采取边挖边护的方法。每节挖深1m后,浇筑砼护壁,护壁厚根据地质情况具体确定。遇到特殊地质时开挖深度视地质情况确定,如石质风化易破碎或有地下水出露地段,井壁容易发生坍方,每节开挖深度相应缩短,整体岩层直接开挖,不护壁。10桩板式挡土墙作业指导书planning, and government financing, and whole village relocatio

16、n, and first built Hou split of principles, insisted big community planning, and large district transformation, break administrative divisions boundaries, optimization town spatial s勘苫夫棠曝捻枉悍示农稀拎匡魂巫瞩甄光煮娟毖邮瞻尺腋舒谅呐旺勇气赛邵誉俗魂珠埠础畏哇孕盏轮桂帧住俯喻薪华缀烛相环诲忿鳃矮比毒勿然消3.3.2、开挖中为减轻开挖时对井壁的震动,土质地段采用人工从上到下逐段用镐、锹进行,坚硬土层用锤、钎或风镐破碎,挖土次序先中间后周边,挖孔软岩地段采用人工配合风镐进行,桩基嵌岩深度范围不得采用爆破施工。开挖过程中遇到地质破碎的地带采用钢箍或木头加强支护,同时加紧护壁的施工,使护壁尽快达到固壁作用。施工中随时检查孔径、中线及标高,每次开挖后都作好井身地

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