施工-03防水工程 Flashcards

1
Q

地下防水,不漏少渍是几级的要求?

A

二级

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2
Q

防水层施工的天气要求?

A

雨雪天五级风不能施工,-5~-10℃有些是可以施工的

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3
Q

防水细部构造的施工检验数量

A

100%检验

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4
Q

地下防水工程施工,防水混凝土裂缝不得贯通,裂缝最大宽度不得超过?

A

0.2mm

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5
Q
地下防水工程,水泥砂浆防水层做法,不正确是?
A、采用聚合物水泥砂浆
B、采用掺外加剂的水泥砂浆
C、防水砂浆施工应分层铺拌或喷涂
D、水泥砂浆初凝后应及时养护
A

D不对 是终凝后养护。

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6
Q

地下防水工程施工,防水混凝土的结构厚度不少于?

A

250mm

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7
Q

浇筑地下防水混凝土后浇带,两侧混凝土龄期必须达到?

A

42d

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8
Q
严禁采用热熔法施工的防水卷材?
A、厚度小于3的合成高分子卷材
B、厚度小于3的合成高聚物改性沥青防水卷材
C、PVC防水卷材
D、普通沥青防水卷材
A

厚度小于3mm 的合成高聚物改性沥青防水卷材

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9
Q

应先涂膜防水的寿命的主要是?

A

厚度

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10
Q
坐地下防水工程中,砂卵石层注浆宜采用?
A、电动硅化
B、高压喷射注浆
C、劈裂注浆
D、渗透注浆
A

D

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11
Q

坡屋面大于多少时?卷材防水要采取固定措施?

A

25%

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