This paper probes mainly into some relative problems of excavating construction of the roadbed from aspects of the preparative work of the excavation of roadbed, the selection and determination of excavating methods, the excavating methods for soil through cut and stone through cut, and protection measures for construction, etc.
重点从路基开挖的准备工作、开挖方法的选择和确定、土质路堑和石质路堑的开挖方法以及施工防护措施等方面探讨了路基开挖施工的有关问题。
In a cutting excavation project for the first contracting section of Luanchuan-Chifeng roadway,a reasonable blasting design is made in the light of complicated surroundings.
在滦赤线第一合同段路堑开挖深孔控制爆破工程中,针对其复杂的爆破环境,采用孔内、孔外毫秒延时爆破技术,设计了合理的爆破方案,确保周围设施和建筑物的安全,取得了预想的爆破效果。
To protect a cutoff wall closing to excavation region during the course of excavating 3~# road on Xiluodu hydroelectric station,according to surroundings and vibration requirements,the method of reasonable hole parameters,millisecond time,stem length and single hole blasting of once each time applied in cutting excavation is adopted.
溪洛渡电站3#公路路堑开挖中,由于其紧邻爆区一侧有一道需重点保护的防渗墙,根据防渗墙保护要求和周围环境,应用单孔单响大区微差接力起爆技术,并通过选择合理的孔网参数、微差时间和堵塞长度等措施,并在防渗墙上布置振动监测点,根据爆后效果观察和监测点的振动测试数据来看,采用该方法能够达到降低爆破地震、控制飞石的效果,保证了工程进度和施工质量。
To make clear the distress mechanism and rehabilitation principle of excavated pavement,a 3-dimension finite element model was constructed on the basis of the general-purpose finite element program ANSYS.
运用通用有限元程序ANSYS,构建了开挖路面结构修复分析三维有限元模型。
The application of controlled blasting technique in road cutting under complicated environment in the Chongqing～Huaihua Railway is introduced.
结合渝怀铁路建设工程实例介绍了控制爆破技术在复杂环境下路堑开挖中的应用。
Controlled Blasting Design for A Roadbed Occupied by Cable Machine in Left Shore of Xialaoxi Bridge
下牢溪特大桥左岸缆机占压路基开挖控制爆破
CONTROLLED BLASTING OF SUBGRADE OCCUPIED BY CABLE MACHINE IN XIALAOXI BRIDGE
下牢溪特大桥缆机占压路基开挖控制爆破技术
Study on Environmental Protection of the Expressway Subgrade Excavation in the Limestone Mountainous Area;
石灰岩山区高速公路路基开挖中的环境保护研究
Development and Application of New Dig Foundation with Lateral Beam for Transmission Lines
送电线路新型带挡板掏挖式基础的开发应用
Analysis of Excavation Simulation and Field Measurements of South Anchorage Foundation Deep Pit of Yangluo Changjiang River Highway Bridge
阳逻长江公路大桥南锚碇基础深基坑开挖模拟与实测分析
Design of Deep Foundation Pit Excavation Construction Scheme of the Lotus Road Large Underground Parking Area of Macao
澳门莲花路大型地下停车场深基坑开挖施工方案设计
Study on Stress Path Test for Foundation Excavation and Deformation Analysis by Finite Element Method;
基坑开挖应力路径试验与有限元变形分析的研究
The Research on Field Monitoring in Treated Subgrade and Cutting Slope of Expansive Soil;
膨胀土路基处治试验段及开挖边坡现场监测分析与研究
The Study of Controlling Blasting of the Roadbed Extension and High Location Side-slope Cutting;
路基扩堑与高线位边坡开挖控制爆破实践与理论研究
Simulation of Deep Excavation Considering Spatial Effect and Studies of Effect of Stress Path of Soil on Mechanical Properties;
基坑开挖空间效应的数值模拟及应力路径对土体力学性状的影响
Analysis for Undergoing Disturbance Effects of Complete Weathering Slate Slope Based on SLOPE/W
基于SLOPE/W的全风化板岩路堑边坡开挖扰动效应分析
Artesian Aquifer Treatment Technology for Extra-Deep Excavation of Li Yang Road Station of Shanghai Rail Transit Line 10
上海市轨道交通10号线溧阳路站深基坑开挖承压水处理技术研究
Technique for Deep Pit Construction with No-supported Dig
无支护式明挖扩大基础深基坑开挖施工技术
The city tore up the street to lay a new water pipe.
该市将路面挖开以铺设一条新水管。
He was in charge of building roads and canals over the whole empire.
他负责在全国修路和开挖运河。
make(a way through sth)by digging a tunnel
挖地道开辟（通过某物的道路）
Taking About Method Of Tunnel Excavation In Loessial Region
黄土地区公路隧道施工开挖方法浅谈
Excavation Numerical Simulation of Cut Slope of Completely Weathered Granite
全风化花岗岩路堑边坡开挖数值模拟