施工-01砌体 Flashcards

1
Q
砌体施工留的临时洞口,下列哪项不正确?
A 洞口两侧留斜槎
B 两侧边离交界处墙面不应小于500
C 洞口净宽不超过1000
D 宽度超过300应设梁
A

A错了,不应留斜槎。

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2
Q

砌体施工,脚手架拉接件需要预埋么?

A

不需要。洞口管道沟槽需要预留预埋。

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3
Q

★砌体施工质量等级分为ABC三级,分别是什么要求?

A

强度 砂浆
A级:离散性小 配比严格
B级:离散型较小 配比一般
C级: 离散大 配比差

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4
Q

砌体施工时,楼板什么部位要加临时支承?

A

施工层进料口

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5
Q

水泥进场分批复检,怎么算一批?

A

同厂家,同一批号,连续进场为一批。

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6
Q

砌体施工时,掺加何种添加剂时应有砌体强度的形式检验报告?

A

有机塑化剂

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7
Q

砂浆随拌随用,施工超过30℃,砂浆最迟使用完毕时间为?

A

2h

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8
Q

砖砌筑前浇水为了?

A

提高砖与砂浆粘结力

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9
Q

混凝土小型空心砌块水平灰缝砂浆饱满度按净面积计算不得低于

A

90%

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10
Q

石砌挡墙内侧回填土要分层回填夯实,作用之一是保证挡土墙内含水无明显变化,其二是?

A

墙体侧向土压力无明显变化

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11
Q

配筋砌体水平灰缝中的钢筋,居中放在灰缝中的目的是?

A

1、保护钢筋

2、使砂浆与钢筋较好粘接

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12
Q

蒸压加气混凝土砌块和轻骨料小型空心砌块在砌筑时,产品龄期应超过28d,目的是?

A

控制砌体的收缩裂缝

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13
Q

基地标高不同时,砌筑顺序?

A

从低处砌起,由高处向低处撘砌

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14
Q

同一验收批次砂浆强度验收要求?

A

1、28d
2、同一盘砂浆只能取一块
3、每台搅拌机抽检一次
4、同一类型,同一强度等级砂浆试块不应少于3组

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15
Q
填充墙砌体施工错误的是?
A、提前1-2天浇水
B、龄期28d
C、空心砖临时堆放高度不超过2m
D、填充墙砌至梁板底时,及时用细石混凝土填补
A

D错了,应该14天后进行

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16
Q
砌筑工程冬季施工的规定?
A、石灰膏。电石膏如经冻结,应隔化后使用
B、普通砖空心砖高于0℃下砌筑,应浇水润湿
C、砌体用砖或其他块材不应遭水侵冻
D、但采用掺盐砂浆法施工时,不得提高砂浆强度等级
A

D错了,砂浆不能掺盐

17
Q

底层室内地面以下的砌体应采用混凝土灌实小砌块的空洞,混凝土强度等级最低?

A

C20