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隧道工程试题及答案之三Gû£ T»žºbbs.3c3t.comc4B ùB,,¤

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一、Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
单项选择题(每题1分,共10分)Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
1.隧道施工是指修建(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
A.隧道及地下洞室的施工方法、施工技术和施工管理的总称;Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
B.地下洞室及巷道;Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
C.躲避洞;Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
D.地下交通工程。Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
2.控制测量的精度应以中误差衡量,最大误差(极限误差)规定为中误差的(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.
两倍Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
B.三倍Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
C.一倍Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
D.四倍
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3.按设计要求进行边坡、仰坡放线,自上而下逐段开挖,不得掏底开挖或(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.左、右开挖Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
B.分步开挖Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
C.上下开挖Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
D.中间开挖Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
4.隧道明洞施工当具备相应的机具条件时可采用(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.
边墙法Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
B.拱墙整体灌筑
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5.加强对地表下沉、拱部下沉的量测及反馈,以指导施工.量测频率宜为深埋段的(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.3
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B.2倍Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
C.1倍Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
D.四倍
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6.锚杆支护或构件支撑,应尽量靠近开挖面,其距离应小于(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.1
倍洞跨Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
B.0.5倍洞跨Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
C.2倍洞跨Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
D.4倍洞跨
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7.全断面法适用于V1—IV类围岩,该法可采用深孔爆破,其浓度可取(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.1—2
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B.2—4米Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
C.3—3.5Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
D. 4—6
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8.当衬砌采用先拱后墙施工时,拱圈混凝土达到仪器强度70%之后方可进行(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.
拱脚Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
B.下部断面的开挖Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
C.边墙
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9.仰拱施工应当结合拱墙施工抓紧进行,(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.使结构尽快封闭Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
B.浇筑仰拱混凝土Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
10.二次衬砌混凝土其强度达到2.5mpa时(Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
)。
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A.
方可拆模Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
B.继续浇筑Gû£ T»žºbbs.3c3t.comc4B ùB,,¤
C.不能拆模
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