同时对围岩稳定性和支护参数进行了合理性评价,为设计和施工单位提供了有益的参考意见。
At the same time, the reasonable estimate about the stability of wall rock and timbering parameter supplies designers and builders with the beneficial reference.
分岔隧道是一种新型的隧道结构形式,其设计方案、开挖支护方法对围岩稳定性至关重要。
Bifurcated tunnel is one of the new type tunnels, the excavation way and support style are key factors to the rock stability.
因此在进行围岩稳定性评价及支护设计时,应充分考虑爆破损伤效应的影响。
So the blasting damage effect should be sufficiently thought during stability evaluation and support design of wall rock.
本文主要研究了地下洞室支护设计方法和围岩稳定分析方法等问题。
This thesis focuses on the studying methods of the supporting design and analyses on the surround rock.
文章论述了开发公路隧道围岩与支护结构量测数据管理系统的原理,介绍了系统的功能和数据结构设计。
In this paper, the principle, function and structural design of measuring - data management system for surrounding rock and support structure of highway tunnel are presented.
本文运用模糊数学理论,提出一种利用既有工程数据库设计隧道围岩支护系统的“模糊类比”方法。
Based on fuzzy sets theory and tunnelling data bank, a fuzzy analogy method for design of rock support system in tunnelling is presented in this paper.
隧洞围岩的稳定性评判是洞室支护设计的重要依据。
The stability evaluation of surrounding rock is important base for tunnel retaining design.
本文以矿山回采巷道为主要研究对象,对巷道围岩的稳定性及其支护设计进行了研究。
With mining tunnel as the studied object, the stability of surrounding rock and its supporting design are studied in the paper.
初始地应力是地下工程围岩稳定与支护结构设计的一个基本参数。
In situ stress is one of the basic parameters for the stability of surrounding rock and the design of support structure.
初始地应力是地下工程围岩稳定与支护结构设计的一个基本参数。
In situ stress is one of the basic parameters for the stability of surrounding rock and design of support structures.
隧道工程施工期围岩松动圈的测试与判定,对于施工支护设计具有重要作用。
Testing and judgment of surrounding rock loose zone of tunnel engineering is very important for construction supporting design in the tunnel construction period.
设计中如何恰当地发挥围岩自身的承载力,是地下工程支护设计中的第一难题。
It is the most difficult problem of underground project reinforcement design to rightly bring wall rock's carrying capacity to play.
这为复杂地下洞室群爆破施工的围岩稳定性和施工、支护的设计和安全性提供指导。
The studying results offer the guidance to the construction and design of complicated groups of tunnels and will be useful for the similar projects.
地下洞室围岩稳定与支护设计是地下工程的关键技术。
The stability of surrounding rock and the design of reinforcement of underground cavern are the key technique of underground projects.
围岩的地质、工程地质特性是影响软岩巷道稳定性的主要因素,也是巷道支护设计的依据。
The geological engineering geological characteristics of the surrounding rock are the main factors affected the stability of weak tunnel, and are the basis for tunnel support.
这些结果可直接应用于围岩—支护相互作用分析的已有解析解中,并通过控制围岩边界位移量进行锚杆支护参数设计。
The improved rock mass parameters have been applied to the support action analysis of tensioned and grouted bolts by using the existing analytical solutions.
大变形围岩的锚杆支护设计一般还是采用经验类比法,主要原因之一是不能合理确定锚杆的承载能力。
The bolting design of large deformation surrounding rock usually depends on experience, one of the main reasons is the bearing capacity of bolts.
采用岩石破裂过程分析软件RFPA2D系统,对收作眼围岩稳定性进行了数值计算与分析,并对其支护设计方案进行了优选。
The stability of the surrounding rock masses of finishing cut is analyzed systemically and its support design is optimized by numerical simulation with RFPA2D.
对求得的围岩和衬砌安全系数进行评价分析,形成黄土隧洞支护结构设计的定量方法。
Evaluating and analyzing the safety factors of the surrounding rock and the liner, quantitative methods of designing loess tunnel support structure are formatted.
通过现行各类围岩铁路隧道支护结构的标准设计,对位移样条插值方法的精度进行了检验,表明完全可满足隧道施工及分析的需要。
The accuracy of the interpolation method for measured lining displacement is analysed with the existing standard for lining design of railway tunnel in several kinds of rock.
研究结果表明,该地下隧洞针对不同围岩类别设计不同的支护方案和支护时机是合理可行的。
It has been proved rationale and feasible to use different shoring project and shoring time for different surrounding rock type.
结果表明,采用地质雷达探测巷道围岩松动圈是可行的,可以用于指导巷道围岩的锚杆支护设计。
The result shows that the ground penetrating radar can be used to detect the fractured rock zone in mine roadway and the result can be used to design anchor support in the roadway .
围岩支护是依据岩体分类Q系统采用经验法设计,然后采用数值分析校核。
The support design is based on empirical approach from rock mass classification Q-system; and it is then verified by the numerical analysis.
工程实践表明,围岩应力状态是支护设计的依据,而适时支护是非常重要的。
Engineering practice indicates that the stress state of surrounding rock is the basis of support design; and that the timely support is very critical.
工程实践表明,围岩应力状态是支护设计的依据,而适时支护是非常重要的。
Engineering practice indicates that the stress state of surrounding rock is the basis of support design; and that the timely support is very critical.
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