隧道工程试题及答案之三$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ一、$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
单项选择题（每题1分，共10分）$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ1.隧道施工是指修建($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQA.隧道及地下洞室的施工方法、施工技术和施工管理的总称；$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQB.地下洞室及巷道；$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQC.躲避洞；$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQD.地下交通工程。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ2.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($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
A.两倍$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
B.三倍$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
C.一倍$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
D.四倍$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ3.按设计要求进行边坡、仰坡放线，自上而下逐段开挖，不得掏底开挖或（$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
）。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQA.左、右开挖$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQB.分步开挖$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQC.上下开挖$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQD.中间开挖$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ4.隧道明洞施工当具备相应的机具条件时可采用($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
A.边墙法$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
B.拱墙整体灌筑$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ5.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($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
A.3倍$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
B.2倍$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
C.1倍$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
D.四倍$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ6.锚杆支护或构件支撑,应尽量靠近开挖面,其距离应小于($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
A.1倍洞跨$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
B.0.5倍洞跨$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
C.2倍洞跨$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
D.4倍洞跨$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ7.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($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
A.1—2米$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
B.2—4米$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
C.3—3.5$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
D. 4—6$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ8.当衬砌采用先拱后墙施工时,拱圈混凝土达到仪器强度70%之后方可进行($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
A.拱脚$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
B.下部断面的开挖$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
C.边墙$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ9.仰拱施工应当结合拱墙施工抓紧进行,($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQA.使结构尽快封闭$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQB.浇筑仰拱混凝土$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ10.二次衬砌混凝土其强度达到2.5mpa时($²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
)。$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
A.方可拆模$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
B.继续浇筑$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ
C.不能拆模$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ$²Ðmm Å +dbbs.3c3t.come¥IϺw¥ÞxQ %20(2)_1.gif)
