开挖方法 meaning in English
digging method
method of digging
Examples
- The excavating method of protected level of foundation for hydraulic structure is concemeted with the quality , progress and benefits of engineering
水工建筑物基础保护层开挖方法直接影响到水电工程的质量、进度和效益。 - Based on the characteristics of the foundation for the powerhouse of chaozhou water supply control project , the supporting measures , excavation method and control measures for the foundation excavation is put forward herein , and then the method to solve the problems such as monitoring on the supporting , de - pressurization of the ground water , treatment of the seepage from the outside and the protection of the structures inside of the foundation pit etc . are presented as well
摘要根据潮州供水枢纽工程厂房地基的特点，提出了比较合适的基坑支撑处理措施和开挖方法及控制措施，并结合工程实践对软深基坑开挖施工中应注意的支撑监测、地下水降压、外水内渗处理及基坑内结构物保护等问题提出了解决方法。 - For reducing cost and accelerating construction speed sparingly , at present in irrigation works construct in producing testing progressively and antiabrasion layer that popularize excavating method competent to split law in advance , flexible cushion layer etc . accumulative charge to vertical hole has been tested in three gorege project only
为了节省施工成本、加快施工进度，目前在水利工程施工生产中逐步试验并推广的保护层开挖方法有水平预裂法，柔性垫层法等。对于垂直孔水平聚能药包爆破用于生产试验仅在三峡进行过。 - Combined with the real example of monitoring pressure on the supporting system in the long span underground space of dk7 + 692 section at jiao - xin line of chongqing light railway , it is set forth the methods about choosing the support system and its parameter , digging methods of underground space , measuring and testing methods for the stress of the support system ; the testing results and variation pattern were analyzed for the stress of the initial supporting i - steel axial stress of bolt , stress of shot - concrete , supporting pressure of temporary i - steel and stress of steel of the second lining , then , the reason for deformation of the support system induced by sharp increase of i - steel was determined
摘要结合重庆市轻轨较新线大坪车站大跨度地下空间dk7 + 692断面施工支护体应力监测的工程实例，阐述了该大跨度地下空间支护结构的参数选择、地下空间的开挖方法、支护体结构的应力量测方法及测试手段；分析了支护体初期支护工字钢拱应力、锚杆轴力、喷射混凝土内应力、临时工字钢支撑应力、二次衬砌钢筋应力等测试结果和变化规律；确定了工字钢拱应力急剧增大而可能引起支护体系失稳的原因。 - Then we simulate the common excavating methods of double - arc tunnel respectively , analyze the stress and strain of wall rock and support structure of each method , and recommend the best excavating method to construct double - arc tunnel in wall rocks of ii . then we analyze the " three headings method " in detail , and also simulate the effect of construction factor , stress releasing coefficient and secondary lining
对实际工程中最常用的三种开挖方法分别进行了施工模拟，分析了它们各自的围岩和支护的受力变形规律，经比较后，得出了三导洞法是类围岩中修建连拱隧道的较好开挖方法的结论。