【单选题】【消耗次数:1】
某坚石路堑紧邻一座高压线铁塔,其最佳开挖方法是()
A、薄层钻爆开挖
B、带松土器的重型推土机破碎开挖
C、分层钻爆开挖
D、静态破碎开挖
参考答案:
复制
纠错
相关题目
【多选题】 软路堑宜采取()的开挖方法。
①  分级防护
②  分级开挖
③  坡脚预加固措施
④  分级支挡
【多选题】 在雨期进行道路路堑开挖,正确的开挖措施有()
①  A、土质路堑开挖前,在路堑边坡坡顶2m以外开挖截水沟并接通出水口
②  B、开挖土质路堑宜分层开挖,每挖一层均应设置排水纵横坡
③  C、挖方边坡一次挖到设计标高,防止沉降
④  D、土的强度低于规定值时应按设计要求进行处理
【单选题】 硬路堑严禁采用()开挖。
①  光面
②  洞室爆破
③  预裂爆破
④  深孔
【单选题】 基坑开挖分为无支护开挖和有支护开挖,其中( )是无支护开挖。
①  SMW工作法
②  地下连续墙
③  土钉墙
④  放坡开挖
【判断题】 坑槽土方开挖一般采用放坡开挖方式,往往比较经济。
①  正确
②  错误
【判断题】 基坑开挖应按设计和施工方案的要求,分层、分段、均衡开挖
①  正确
②  错误
【多选题】 基坑开挖可分为()方法。
①  无护壁基坑开挖
②  有护壁基坑开挖
③  围堰基坑开挖
④  以上都不对
【判断题】 基坑开挖的原则是开槽支撑,先撑后挖,分层开挖,严禁超挖。
①  正确
②  错误
【单选题】 土石根据其坚硬程度和开挖方法可分为( )类。
①  5
②  6
③  7
④  8
【单选题】 土类为单一土质时,普通开挖深度大于()m,坚土开挖深度大于()m时,允许放坡。
①  1.2;1.6
②  1.1;1.5
③  1.2;1.7
④  1.3;1.7
随机题目
【单选题】 I am ____ grateful for the many kindnesses you have shown my son.
①  excessively
②  much
③  certainly
④  exceedingly
【单选题】 His answer was so confused that I could hardly make any ____ of it at all.
①  explanation
②  meaning
③  sense
④  interpretation
【单选题】 Every summer they____ the neighbours at an outdoor party.
①  treat
②  invite
③  devote
④  entertaining
【单选题】 Advertising media like direct mail, radio, television and newspapers ____ to increase the sales of industrial products.
①  have been used
②  will be used
③  is being used
④  has been used
【单选题】 Miss Green was ____ $100 for driving after drinking.
①  fined
②  charged
③  punished
④  posed
【单选题】 Following are comments about the behavior that people in Korea usually expect in various social ____.
①  occasions
②  cases
③  situations
④  circumstances
【单选题】 It is only when you nearly lose someone ____ fully conscious of how much you value him.
①  do you become
②  then you become
③  that you become
④  have you become
【单选题】 Although she wrote a lot of short stories and poems when she was very young, ____ she was twenty five.
①  her first real success did not come until
②  her real first success came until not
③  since her first real success did not come until
④  not until her first real success
【单选题】 You’ d better find some information about Nike’s“Chamber of Fear” advertisement, _____?
①  wouldn’ t you
②  had you
③  hadn’ t you
④  should you
【单选题】 There is a real possibility that these animals could be frightened, ______ a sudden loud noise.
①  being there
②  should there be
③  there was
④  there have been