[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$foTbH7xePtwpzNt_aUh8Krv7Mt4blT6yR4p4QsOYY0Go":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":29,"type":90},[],"2023-12-11 19:34:57",113071329,[8,9],"正确","错误",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},15,"042f345f058bccd322235d3d70906de4","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F402a382d171ffa746c672d487be46fb6.png","桥梁工程施工（案例）","db19dfe11a224dac8bcc604443793d2d","","随着土质状况和基坑深度不同,坑壁不加固的基坑可采用垂直开挖和放坡开挖.当基坑较深,或者放坡场地受限制,或者基坑土质松软,坡度不易保持时,可以采用开挖时护壁加固的方法",[19,31,40,49,58,68,77,87,91,96],{"answer":20,"createTime":21,"id":22,"options":23,"question":28,"source":29,"type":30},[],"2023-11-04 19:17:17",102970132,[24,25,26,27],"土围堰","土袋围堰","竹笼片石围堰","以上都可以","水深在3米以上,水流速度大,可以采用( )围堰","v1",0,{"answer":32,"createTime":21,"id":33,"options":34,"question":39,"source":29,"type":30},[],102970133,[35,36,37,38],"施工准备、导框安装、插打与合龙、抽水堵漏、拔桩整理","施工准备、插打与合龙、抽水堵漏、导框安装、拔桩整理","施工准备、抽水堵漏、导框安装、插打与合龙、拔桩整理","施工准备、导框安装、抽水堵漏、插打与合龙、拔桩整理","钢板桩围堰的施工程序:( )",{"answer":41,"createTime":21,"id":42,"options":43,"question":48,"source":29,"type":30},[],102970134,[44,45,46,47],"场地准备、钻孔、清空、埋设护筒、制备泥浆、钢筋笼入孔和浇筑水下混凝土","场地准备、埋设护筒、制备泥浆、钻孔、清空、钢筋笼入孔和浇筑水下混凝土","场地准备、钻孔、清空、制备泥浆、埋设护筒、钢筋笼入孔和浇筑水下混凝土","场地准备、埋设护筒、钻孔、清空、制备泥浆、钢筋笼入孔和浇筑水下混凝土","钻孔桩施工顺序:( )",{"answer":50,"createTime":21,"id":51,"options":52,"question":57,"source":29,"type":30},[],102970135,[53,54,55,56],"正循环靠风压排渣,所以钻孔速度快","正循环中泥浆只起到护壁作用,质量要求低","正循环泥浆由泥浆泵以高压从泥浆池输进钻杆内腔,经钻头的出浆口射出","正循环泥浆由泥浆池流入钻孔内,同钻渣混合","对于正循环和反循环钻孔,下列说法正确的是",{"answer":59,"createTime":21,"id":60,"options":61,"question":66,"source":29,"type":67},[],102970136,[62,63,64,65],"钢板桩围堰","钢筋混凝土板桩围堰","钢套箱围堰","双壁钢围堰","桥梁基础施工中可能用到的围堰有",1,{"answer":69,"createTime":21,"id":70,"options":71,"question":76,"source":29,"type":67},[],102970137,[72,73,74,75],"导管应无漏水现象","混凝土应具有较好的流动性","必须保证混凝土灌注的连续性,在任何情况下不得使灌注工作中断","灌注过程中导管下端务必埋入混凝土内一定深度,正确掌握导管提升量,以免断桩","在导管法灌注水下混凝土时,下列说法正确的是",{"answer":78,"createTime":79,"id":80,"options":81,"question":86,"source":29,"type":67},[],"2023-11-04 19:17:18",102970138,[82,83,84,85],"锤击沉桩","振动沉桩","静力压桩","沉管灌注桩","沉入桩的施工方法有( )",{"answer":88,"createTime":5,"id":6,"options":89,"question":17,"source":29,"type":90},[],[8,9],3,{"answer":92,"createTime":5,"id":93,"options":94,"question":95,"source":29,"type":90},[],113071330,[8,9],"喷射混凝土护壁的基坑以圆形为宜",{"answer":97,"createTime":5,"id":98,"options":99,"question":100,"source":29,"type":90},[],113071331,[8,9],"在排水过程中,如果水在土中的渗流有可能导致涌砂现象,可以采用汇水井排水法"]