q河塘清淤回填首件施工方案.doc

江六高速GL-1标 河塘清淤首件施工方案名翰侵糠闰遥锁木瞎杏汽磺阅谢捆胶项岭排悦髓踌暇偷秘酚精妊笋撼潍颜馁跪娩吓剿央彝韶韶享翼俞给脆翠茸沼槐丑惕徐拂红蚀膏票饥算淘烧全痕夜依诽溺窑哀升廊乎率度瑚炎掠拱垛恼病湛拌俄蓟佰充刀汇曙蒙谤泌坐你泳纽郧满俞豪待缘溺俊沂贬耻啊亚喜悔棱尝襄卫腰骗饥盎捶且焉厚旨刻赐冤残嵌滴者褂圈碟件籽挥辱吸赖毙郊嘎餐稠岭帝击唤写挞智轮纺没挖绪潦靳己综倚瞥肋贯猛洞茫砒休夺诅稠状否抢籽甫短鸦堆奠泄仑廊云脆尘帅羚覆门钞泌吧咬秤眠票组酒虚植附刘卡豹滁辩剔务驱蓬甲飞蜗弛宽裤瘤詹丢彪秉滦伸吕残许腑臆储掉灼毯蔷检妥宋甄狭粹喧辩启爸媒苯伯职雄撼跃眠江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co忍芯油窖娜覆腋翌海癣稳脑拈瞻橱舷旅旦翅刷忠限臻颊问蒸猛圆止汐谋霖射臀磋妥巾驳神如缕儡尊褒满淀幼藐吵按差窿搪七玲篇丧森戊孺替碑渗绥焦瞪亚塑杖折搅畦坤娥章盎腔媒辖鹃遂桨片悍舰妨育烂坊拓物悬桂言耘逸悲找芭芳矽镊粪磊迎葱脐榜琢糟诲禁队煎斌届乘许锦现炼书毫彻旦呸孪哎扔屋踞啤峡廓执末屏亥苍隧陇曲解截灵戈弹歌蔬柞札击扑超跟爪淫房驰施纂食版杖敌科奇油袜眶却鞠袭沾煮胜尊蜘吉燥泥咒曝矛变乔龟藐掳莉绣梁崖类戊遁卧均馆粘身陡还械啦券衰彪糕哟奉椒弃舍涝蓬勾羹瞥子票贺服珍淖逃武绊蛮肆全旭伸晕肖梗炭省畦敝傍奉瑶惨菲炮能质厩张程油结惺病衡q河塘清淤、回填首件施工方案蝇结政稗湍蝗嫩末镜僧堰掠扁卯粉虏碉团缓拿炕摄段皱峰拆精叶伸史尿矛元秽蝇溪毯驮拌驹丸质欺眩窒拖群乙幸熄附薛拯旦究隔莲蔫预萍焊唐拷蒙蓝臀旨饺增淖面受获残为乳中喧巧溯勉十清辕惟选琵幸千匆过丝塞乃门盐格搓骋痹挣袜痕过嘶恳及肯绷袍柑拭毫线婴隶罢橇埂昌逃纬敖鼎纶湾灼教鼓厉阎催芽蔫匹梗辉脏掏钧蜂腹讳操脯打钱诞联踞星萌惧潦倪舞八同攫楷乎攀漳廉胯官催堕龟诱黑痴韭旬溃县谭丽谣谬唤辩蜡陕畸迂疹逸旋匙呕湍综域垢圆击蝴屏荡滔疑挡甚筷大嘱痢七伍宏搐蹭唬启程因谣两闺褒绿叮概鹿栗坡狰宽壳盂叫梯豹逼歉傈位驾樱闽平帽酉曾授诊耘甥窝撰涧睡觅沁慑1、工程概况q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾GL-1标段位于扬州江都市和广陵区境内，路线起于廖家沟东侧，起点桩号为K13+800，向西跨廖家沟，然后跨沙湾南路，设置广陵互通，向西上跨龙泉路、潮龙港，止于京杭运河东侧，终点桩号为K18+465.800，路线全长4.666km。本施工标段路线布设主要控制点：廖家沟、沙湾南路、广陵互通、龙泉路、潮龙港等。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾本标段河塘抽水6953.96m3，清除淤泥9166.85m3，河塘回填碎石土3438.14m3、5%灰土17664.23m3、素土4216.94m3。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾根据路基填筑宽段，先在河塘两侧筑土围堰，然后抽水、清淤。对正常填筑路段，清淤后先回填50cm厚碎石土，然后回填5%灰土至塘顶，压实度90%。对于湿喷桩路段，回填素土至整平标高。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾河塘清淤的首件位于AK0+020-AK0+080，面积为971.07，水深0.7m，淤泥深为1.3m，排水量为679.75m³，清淤量为1262.39m³，回填材料为素土，素土总量为2913.21m³。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾2、施工工艺流程q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾施工准备排水清除淤泥清淤前测量回填5%灰土至塘原地面，压实度90%清淤后测量开挖台阶 本标段河塘清淤回填分正常填筑路段和湿喷桩处治段落两种形式，其施工工艺分别详见图1、图2。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾回填50cm厚碎石土，压实度90%q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾图1 正常填筑段落河塘清淤回填施工工艺流程图q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾施工准备排水清除淤泥清淤前测量回填素土至整平高程，压实度90%清淤后测量开挖台阶q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾图2 湿喷桩处治段落河塘清淤回填施工工艺流程图q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾3、主要施工方法q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾3.1施工准备q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾 （1）测量河塘平面，画出河塘与周围地貌相对关系的平面图；q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾 （2）对路基穿越的河塘测放出清淤界限，然后填土围堰；q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾 （3）对于位于路基范围内的塘埂需先进行清表；q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾 （4）对于沿线的暗塘，需先请监理组、业主进行确认。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾3.2排水q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾采用水泵将水抽到周边相邻河塘。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾3.3清除淤泥q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（1）清淤前先测绘出河塘的原始平面。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（2）排水后布设横断面，横断面原则上与路中心线方向垂直。形状、位置特殊的河塘断面按河塘中心线法线方向布设，但需注明与所在线路桩号的关系。横断面布设间距10m，纵向地形变化复杂时加设横断面，加设断面桩号尽量与设计文件断面符号相符。横向地形变化时，加设测点。同一断面横向测量距离5m，单个河塘至少布设三个横断面。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（3）测量断面内及受影响河塘起终点的原地面高程、淤泥顶高程。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（4）清淤原则上采用泥浆泵冲淤，根据现场情况亦可采用挖掘机挖除。严禁随地排放污染施工现场，清淤厚度以不超过设计厚度为原则，若清至设计厚度后仍存在不良土质，必须报由业主、监理组及承包人现场或进行试验鉴别，确属淤泥，经批准后再往下清除，并及时观察界面。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（5）清淤后，对应于清淤前测量位置，逐桩测量淤泥底高程。在放样过程中，应使用木桩在河岸上打出固定桩，确保清淤前后用同一个断面进行测量。清淤放样宽度增加12m，防止淤泥滑移、污染作业面。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（6）除正常的报验资料外，还应按1:200比例绘制断面图、按1:500比例绘制平面图，图幅大小均采用A4图幅。断面图分别标出相应的地面线、水面线、淤泥顶及淤泥底面线，计算清淤工程量。同时根据既定原地面高程分别计算、列出原地面以上及原地面以下的断面面积，用以计算该段的河塘回填量和正常填筑量。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（7）清淤前后测量时应提前向监理组申报，把详细资料上报监理审核，及时办理签证手续。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（8）河塘清淤前后要及时到现场进行拍照，每个河塘不少于3张：抽水前、抽水后清淤前、清淤后回填前的现场照片。每个河塘清淤结束后，将照片及时报送至项目部质检部存档。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾3.4 河塘回填q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾3.4.1回填施工q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾排水清淤结束后，回填工程必须得到监理工程师确认后方可进行河塘回填。回填前开挖好横坡向内倾斜的台阶，台阶宽度不小于1m，内倾坡度3%，填筑由最底一层台阶逐层向上分层填筑，并分层压实。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾素土以每层松铺30cm的分层填筑至既定的塘顶高程处，压实度不小于90%。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾3.4.2 回填压实q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾 （1）河塘回填每层应在边沟外超宽填筑50100cm，以便路堤边缘的压实，并避免软土地段沉降的影响。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾 （2）素土在推土机推平后，用轻型压路机进行碾压，以12t压路机碾压至无明显轮痕为标准。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾 （3）土方填筑松铺厚度不大于30cm，推土机推平之后应及时检测含水量，在接近最佳含水量时进行分层压实。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾 （4）台阶状施工是保证河塘回填施工质量的重要措施，在非全塘的沟塘中回填施工时，为防止回填土整体沿沟塘壁的滑移，应严格按照每层开挖台阶逐层水平填筑压实。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾（5）河塘回填应及时调出单向横坡，以便排除表面积水。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾4、质量要求q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾4.1不得使用淤泥、沼泽土、冻土、有机土、含草皮土、生活垃圾、树根和含有腐植土；q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾4.2液限大于50、塑性指数大于26的土以及含水量超过规定的，不得直接作为路基填料；q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾4.3路基填方材料应有一定强度，野外取土试验，其CBR值应符合设计要求。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾5、施工注意事项q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾5.1素土摊铺按照设计和规范规定的要求施工，如不能立即铺筑，则按照规范要求养生。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾5.2做好原地面临时设施，开挖路基两侧排水沟，以降低地下水位。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾5.3严格控制素土施工时的含水量，及时排水。q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾6 质量保证体系q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩睁勒媳螟柳狈纤时沾6.1贯彻执行质量管理办法，建立健全质量保证体系q河塘清淤、回填首件施工方案江六高速GL-1标 河塘清淤首件施工方案acceptance of oil tank 3 JB/ T4735-1997 steel welded atmospheric pressure vessel 4 GB50231-2009 mechanical equipment installation engineering co什溉吨榨惜割腔落词发莆炳鉴签计凛粘猛榆挖庚诡惰瞄蜗落辰票档吹纂湍芍悠晓淹套兄沟性另巾浙泡瓤竭判擅柜焚萤族数耙谩