如有不同答案,并说明理由±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
一、单项选择题±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
2.采用挖土机械开挖基坑时,坑内不得有人作业。必须留人在坑内操作时,挖土机械应( C)±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
A.减慢作业速度±ZhËOð[bbs.3c3t.comáCD}¢ï
B.暂停作业±ZhËOð[bbs.3c3t.comáCD}¢ï
C.谨慎作业 D.尽快结束作业±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
8.新铺沥青混凝土路面的交通标线施工,可在路面施工完成( D )天后开始.±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ïA.5±ZhËOð[bbs.3c3t.comáCD}¢ï
B.7±ZhËOð[bbs.3c3t.comáCD}¢ï
C.10±ZhËOð[bbs.3c3t.comáCD}¢ï
D.3±ZhËOð[bbs.3c3t.comáCD}¢ï
12.混凝土的护栏强度低于设计强度的( D )时,不得安装防眩板或防眩网.±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ïA.75%±ZhËOð[bbs.3c3t.comáCD}¢ï
B.90%±ZhËOð[bbs.3c3t.comáCD}¢ï
C.50%±ZhËOð[bbs.3c3t.comáCD}¢ï
D.70%±ZhËOð[bbs.3c3t.comáCD}¢ï
二,多项选择题±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
1.对于防护工程作业,正确的做法是(BD ).±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
A.边坡防护作业,必须搭设牢固的脚手架.±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
B.砌石工程必须自下而上砌筑.±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
C.片石改小,可以在脚手架上进行.±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
D.挡墙挖基应视土质,湿度和挖掘的深度设放安全边坡.±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
2.在桥梁施工中,在支架上浇筑混凝土时,设置支架预拱度的目的( ABE).±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
A.抵消支架弹性变形±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
B.消除支架非弹性变形±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
C.抵消部分或全部混凝土梁的结构变形±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
D.防止桥面高程与设计值不符±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
E抵消支架地基的沉降±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
7.常用的坡面植物防护有(AD ).±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
A.种草 B.抹面 C. 铺草坡 D.植树±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
11.防眩板或防眩网安装完成后,其设置(BC )应满足设计要求.±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
A.电力管线 B.防眩高度 C.遮光角度 D.路段±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
12.梁内提供抗剪力的钢筋有(ABD ).±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
A.架立钢筋 B.箍筋 C.弯起钢筋 D.斜筋±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
18.同时承受轴向压力和弯距作用的构件称为偏心受压构件,弯距可有以下各种原因产生:(AB ).±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
A.横向荷载的作用 B.轴向力的偏心作用±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
C.构件本身不正,具有初曲率 D.轴对称构件±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
三、判断题±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
1.各种大型吊装作业,在连续紧张作业一阶段后应适当进行人员调整,避免长时间处于高度紧张状态,并定时检查、保养、维修吊装设备。±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
(√±ZhËOð[bbs.3c3t.comáCD}¢ï
)±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
3.路基用土中,砂性土较好,粘性土次之,粉性土属不良填料,容易引起路基病害。±ZhËOð[bbs.3c3t.comáCD}¢ï
(√ )±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
4.波形梁护栏立柱安装就位后,其水平方向和竖直方向应形成平行的线性。±ZhËOð[bbs.3c3t.comáCD}¢ï
(× )±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
7. 采用顶推法进行箱梁施工时,箱梁顶推就位后需要拆除的临时预应力速,张拉后不应灌浆,锚具外露多余预应力钢绞线不必切除。±ZhËOð[bbs.3c3t.comáCD}¢ï
(× )±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
10.公路交通安全设施必须文明施工,安全生产,严格遵守安全操作规程,加强安全生产教育,建立和健全安全生产制度。±ZhËOð[bbs.3c3t.comáCD}¢ï
(√ )±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
四、综合分析题±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
1.简述沥青混凝土路面施工中质量控制的主要内容是哪些?±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï2.桥梁工程陆地上钻孔灌注桩施工有哪此工序?指出每道施工工序的要点及施工环境保护的措施。±ZhËOð[bbs.3c3t.comáCD}¢ï
±ZhËOð[bbs.3c3t.comáCD}¢ï