【单选题】
楼层框架梁的支座负筋延伸长度怎样规定的（)___
A. 第一排端支座负筋从柱边开始延伸至 Ln/4 位置
B. 第二排端支座负筋从柱边开始延伸至 Ln/4 位置
C. 第二排端支座负筋从柱边开始延伸至 Ln/5 位置
D. 中间支座负筋延伸长度同端支座负筋
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相关试题
【单选题】
下面有关楼层框架梁中间支座下部纵筋锚固计算的判断，正确的是：（)___
A. 能直锚固长度 lae
B. lae 与 0.5hc+5d 取大值
C. 能直锚固长度 lae 不能直锚取 0.5hc+5d
D. ≥0.6lae 且≥0.4hc+5d
【单选题】
楼层框架梁端部钢筋锚固长度判断分析正确的是（ ）___
A. 当Lae≥支座宽-保护层时可以直锚
B. 直锚长度为Lae
C. 当Lae＜支座宽-保护层时必须弯锚
D. 弯锚时锚固长度为支座宽-保护层+15d
【单选题】
KL上通筋端支座构造，当满足直锚时，直锚长度为（）___
A. max（0.5hc+5d，lae）
B. hc-bhc+15d
C. 0.4labe
D. 0.6lae
【单选题】
楼层框架梁端支座为柱时，第二排端支座负筋伸入梁内的长度为（）___
A. ln/3
B. ln/5
C. ln/2
D. ln/4
【单选题】
屋面框架梁纵向钢筋构造，端支座处钢筋构造是伸至柱边下弯，请问弯折长度是 ()___
A. 15d
B. 12d
C. 梁高-保护层
D. 梁高-保护层*2
【单选题】
屋面框架梁WKL架立筋与支座负筋的搭接长度为（）___
A. 12d
B. 250mm
C. 15d
D. 150mm
【单选题】
框架梁加腋构造中加腋范围内的箍筋起步距离为（）___
A. 50
B. 100
C. 150
D. 200
【单选题】
WKL中间支座竖向变截面顶部有高差时，当上部纵向钢筋在变截面处需弯折时，其弯折长度为？（）___
A. 15d
B. △-bhc+15d
C. Lae
D. △-bhc+Lae
【单选题】
梁高≤800时，吊筋弯起角度为 ()___
【单选题】
楼层框架梁箍筋加密区抗震等级 2-4 级，箍筋加密范围为___
A. ≥2HB 且≥500
B. ≥1.5HB 且≥500
C. ≥1.5HB 且≥1000
D. ≥2HB 且≥1000
【单选题】
___
A. 主次梁相交部位，主梁箍筋照设，次梁箍筋在主梁边50mm处开始布置
B. 主次梁相交部位箍筋均不设，次梁范围布置次梁加筋
C. 次梁加筋布置在次梁两侧
D. 吊筋的高度随主梁高度，当主梁高大于800时，吊筋弯折60°
【单选题】
抗震等级为二级时，当梁尽端为梁时，箍筋构造为___
A. 加密区范围为2hb
B. 加密区范围为1.5hb
C. 可不设加密区
D. 加密区范围为500mm
【单选题】
非抗震框架梁的箍筋加密区判断条件为 （)___
A. 一级抗震：2hb和500mm 取大值
B. 二级抗震：2hb和500mm 取大值
C. 500mm
D. 一般不设加密区
【单选题】
直形非框架梁下部光圆钢筋在中间支座处锚固长度为：（ ）___
A. Lae
B. 0.5Hc+5d
C. 15d
D. 12d
【单选题】
端支座非框架梁下部纵筋弯锚时，弯钩为135度，说法错误的是（）___
A. 伸至支座对边弯折
B. 带肋钢筋≥7.5d
C. 光圆钢筋≥9d
D. 12d
【单选题】
非框架梁下部钢筋当支座不满足直锚长度小于（ ）时可以弯锚___
A. lae
B. la
C. lle
D. 15d或者12d
【单选题】
非框架梁下部钢筋采用弯锚的时候弯钩的平直段长度（ ）___
A. 10d
B. 7.5d
C. 9d
D. 5d
【单选题】
梁下部不伸入支座钢筋距支座边的距离为___
A. 150mm
B. 50mm
C. 0.1ln
D. ln/3
【单选题】
当梁宽≤（）时，拉筋直径为6mm；梁宽>（）时，拉筋直径为8mm___
A. 250mm
B. 450mm
C. 350mm
D. 800mm
【单选题】
梁侧面构造钢筋的搭接长度为（）；梁侧面受扭钢筋的搭接长度为（）___
A. lle,15d
B. lle,lle
C. 15d,15d
D. 15d,lle
【单选题】
当支座两边梁宽不同或错开布置时，将无法直通的纵筋弯锚入梁内，那么锚入梁的距离是（）___
A. ≥lab
B. ≥labe
C. ≥0.6lab
D. ≥0.6labe
【单选题】
纯悬挑梁下部带肋钢筋伸入支座长度为 ()___
A. 15d
B. 12d
C. Lae
D. 支座宽
【单选题】
悬挑梁上部第二排钢筋伸入悬挑端的延伸长度为 ()___
A. L（悬挑梁净长）-保护层
B. 0.85*L（悬挑梁净长）
C. 0.8*L（悬挑梁净长）
D. 0.75*L（悬挑梁净长）
【单选题】
框架扁梁边柱节点中，未穿过柱截面的扁梁纵向受力筋锚固做法，下面说法中正确的是（），其中 hc 为支座宽，b 为框架扁梁宽度___
A. 当支座宽度-bhc≥lae 且≥0.5*hc+5*d 时，判断为直锚，直锚长度为 max（lae，0.5*hc+5*d）
B. 当支座宽度-bhc≥lae 且≥0.5*b+5*d 时，判断为直锚，直锚长度为 max（lae，0.5*b+5*d）
C. 当支座宽度-bhc＜lae 时，判断为弯锚，弯锚长度为支座宽-bhc+12*d
D. 当支座宽度-bhc≤lae 时，判断为弯锚，弯锚长度为支座宽-bhc+12*d
【单选题】
框架扁梁箍筋构造，关于箍筋加密区范围，以下说法正确的是（ ） 其中：b 为框架扁梁宽度，hb 为框架扁梁高度___
A. 一级抗震时，加密区范围 max（2*hb，500）
B. 二~四级抗震时，加密区范围 max（1.5hb，500）
C. 框架扁梁箍筋加密区范围和抗震等级无关，为 max（b+hb，lae）
D. 框架扁梁箍筋加密区范围为 max（b+hb，lae），且应满足框架梁箍筋加密区长度范围的要求
【单选题】
框架扁梁的附加纵向钢筋锚入梁内长度___
A. lae
B. lle
C. la
D. 500
【单选题】
框架扁梁核心区竖向拉近勾住上下双层纵筋，弯钩为 135 度，平直段长度为()___
A. 5*d
B. 6.25d
C. 10d
D. 11.9d
【单选题】
转换柱部分纵筋延伸到上层剪力墙楼板顶，原则为（）___
A. 伸到楼板顶截断
B. 能通则通
C. 不通打断
D. 弯折15d
【单选题】
托柱转换梁柱两侧箍筋加密区长度（ ）___
A. lae
B. max（0.2ln1，1.5hb）
C. la
D. lie
【单选题】
板支座负筋在端支座处的构造为___
A. 伸入支座内5d
B. 伸至支座边弯折15d
C. 当支座宽-bhc≥la时，伸至支座边截断
D. 伸至支座边弯折10d
【单选题】
板底部贯通筋在中间支座处的伸入长度为___
A. max（12d，支座宽/2）
B. max（5d，支座宽/2）
C. la
D. max（la，支座宽/2+5d）
【单选题】
板支座负筋的起步距离为___
A. 50mm
B. s
C. s/2
D. 100mm
【单选题】
板分布筋的起步距离为___
A. 50mm
B. s
C. s/2
D. 100mm
【单选题】
板厚120，保护层15，板负筋为双边标注，在负筋一侧标注1000，设计说明中说明负筋向跨内延伸长度从支座中心线算起，此负筋的计算长度为___
A. 2180
B. 2210
C. 2000
D. 2240
【单选题】
16G平法中注明有梁楼面板和屋面板下部受力筋伸入支座的长度为：（ ）___
A. 支座宽-保护层
B. 5d
C. 支座宽/2+5d
D. max（支座宽/2，5d）
【单选题】
16G平法中注明板端部为梁时，上部受力筋伸入支座的长度为（ ）___
A. 能直锚时直锚，否则伸入支座宽-保护层+15d
B. 支座宽/2+5d+15d
C. 支座宽/2+5d
D. La
【单选题】
当板支座为剪力墙时，板负筋伸入支座内平直段长度为（)___
A. 5d
B. 墙厚/2
C. 墙厚-保护层-墙外侧竖向分布筋直径
D. 0.4Lab
【单选题】
板在端部支座为剪力墙中间层时，下部钢筋伸入支座的长度为（）___
A. 10d
B. 支座宽/2+5d
C. Max（支座宽/2，5d）
D. 5d
【单选题】
16G平法中规定，温度筋与受力主筋的搭接长度为？___
A. 150mm
B. 200mm
C. 300mm
D. Ll
【单选题】
16G平法中规定，抗裂构造钢筋、抗温度筋自身及其与受力主筋的搭接长度为？___
A. 150mm
B. 200mm
C. 300mm
D. Ll
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【单选题】
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A. the faster
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【单选题】
The grey building is the place where the workers live, and the white building is the place where the spare parts _________ .___
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【单选题】
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A.
B. efore B. At
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A. avoid
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