土建考试题库及答案(二).doc

土建考试题库及答案(二)
of rural drinking water sources, protection of drinking water sources in rural areas by the end of的原则中何项错误?
(A) 受力钢筋接头宜设在受力较小处
(B) 在纵向受力钢筋搭接长度范围内应配直箍筋，其直径不应小于搭接钢筋较大直径的
d/4 倍
(C) 同一构件中相邻纵向受力筋的绑扎搭接接头宜互相错开
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
( D) 纵向受力筋的机械连接接头或焊接接头宜互相错开
11、钢筋混凝土构件中，受弯构件、偏心受拉构件及轴心受拉构件一侧的受拉钢筋
最小配筋率为何项
(A) % (B) % (C) % (D) %
12、有一受弯构件的截面尺寸 (mm)为:b=200 ，h =800 ，bf’ =600，hf’=100 ，bf = 400，hf = 150；采用 C35 级混凝土， HRB335 级热轧钢筋。试问其受拉钢筋的最小钢筋面积As,min为下列何值？
(A) 542 (B) 380 (C) 415 (D) 448
13、一多层框架剪力墙结构的底层框架拉b x h = 800mm x 1000mm ，采用C60 级混凝土，纵筋采用 HRB400 级钢筋，对称配筋。试问该柱作偏压构件计算时，其相对界限受压区高度与下列何数值最接近?
(A) (B) (C) (D)
14、结构构件件正截面的裂缝控制等级按严格程度分为三级。下列何项规定是错误的?
(A)一级——按荷载效应标准组合计算时，构件受拉边缘混凝土不应产生拉应力
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, complete with warning signs, isolating network protection facilities
of rural drinking water sources, protection of drinking water sources in rural areas by the end of the delimitation of the scope of protection, comp