The results provide a basis for controlling additional roadway deformation efficiently and ensure the regular production of the mine.
为有效控制跨采巷道附加变形，保证矿井正常生产提供了依据。
The deep roadway deformation problem is becoming increasingly serious, much maintenance increases support costs and security is difficult to guarantee.
大采深巷道变形问题日益严重，巷道需要多次维修增加支护成本、安全难以保证。
Because the natural stress field is changed due to tunneling roadway, a stress concentration area appears in rock of surrounding roadway that cause roadway deformation or destruction.
由于巷道掘进破坏了原岩地应力场，使围岩应力重新分布，应力集中区的高应力造成巷道变形破坏。
In 3225a mine roadway as an example, summed up the roadway deformation law, proposed an inter-mining floor roadway maintenance methods, inspected the maintenance effect to a certain extent learn.
以某矿3225大巷为例，总结了巷道围岩变形规律，提出了跨采底板巷道维修方法，考察了维修效果，具有一定借鉴意义。
Based on the measured results of the displacement of deep soft rock roadway in MaLuPing mine, the deformation characteristic of the surrounding rock is analyzed.
文章根据马路坪矿深部软岩巷道表面位移的实测结果，分析了巷道围岩变形主要特征。
This paper analyse deformation rule and stress field distributing rule of sea area soft roadway, through indoor experiment, local data observation and numbered analogue.
本文通过室内试验、现场数据观测和数值模拟，分析得出了海域软岩巷道的变形规律及应力场分布规律。
Mechanism of high-strength bolt and bolting-grouting support was studied based on the deformation and failure rules of soft roadway.
基于软岩巷道变形破坏规律，对高强锚杆辅助锚注支护加固机理进行了研究分析。
When the rocks are fractured, roadway convergence is mainly due to expansion deformation of the surrounding rock within the fractured zone in a residual-strength state.
围岩处于破裂状态时，巷道收敛主要是由处于残余强度状态的破裂区围岩的碎胀变形引起的。
It is helpful for explaining the mechanism of the deformation control in roadway by grouting reinforcement in surrounding rock.
试验结果有助于解释围岩注浆加固控制巷道变形的机理。
The failure of brickwork roadway is mainly caused by the contacting relation of support and surrounding rock and inadequate deformation of support .
砌碹巷道破坏的主要原因是由于支护-围岩接触关系不能适应巷道变形特性造成。
After the roadway was excavated, the destruction of supporting roadway is very severe. The deformation of roadway is no convergence deformation; and the iron mine is difficult support mine.
进路开挖以后支护巷道破坏严重，其围岩变形为无收敛变形，也是国内支护较难的矿山之一。
Practice showed that high pre-stress anchored bolt with high strength was effective method for controlling deformation of deep coal roadway with combined roof above gob.
实践证明，高预应力高强锚杆组合的围岩强化控制技术是控制深井厚复合顶板采空区上方煤巷围岩变形的有效方法。
Huge deformation of wall rock has a strong impact on the stability of roadway in many underground opening engineering.
在许多地下巷道工程中，围岩巨大的变形严重影响巷道稳定性。
The deformation of mining roadway which caused by the mining is produced mainly by the abutment pressure.
在回采引起的巷道变形中，回采引起的支承压力是主要因素。
To analyze the deformation characters of soft rock roadway in Fengshuigou Coal Mine, provide corresponding preventive measures and have made good technology economic results.
分析了风水沟煤矿软岩巷道变形的特点，提出了相应的防治措施，在软岩支护方面取得了较好的支护效果和经济效益。
The deformation feature of deep shaft coal roadway is analyzed, and the reason for many kinds of support failures is studied.
分析深井煤层巷道围岩变形特征和支护失效的原因，提出此类巷道的内外结构耦合平衡支护原理。
The research results can provide a reference for the deformation analysis and stability control of the deep soft rock roadway with high ground pressure.
研究成果可为深部高应力软岩巷道的变形分析与稳定性控制等提供参考。
Original bolt-supporting technology of rail roadway 4302 played little role in supporting, so it led to severe deformation, bad maintaining conditions and high maintaining cost of roadway.
某矿4302轨道平巷原有的锚杆支护技术不能有效的发挥作用，导致部分巷道变形严重，维护条件差，维护费用高。
Some deformation features that have not been discovered before are found. There are two peaks of displacement in strip mining roadway, and their lag distance is longer.
发现了一些前人未曾揭示的规律，条采巷道闭合变形将出现两个极值，其距离大于普通开采巷道，因此，巷道应在前方峰值压力第二次采动影响时加强支护。
Abstract: Due to high stress and large deformation of deep roadway surrounding rock, the support system must have high-strength yielding characteristics.
摘要深部巷道围岩的高应力、大变形特点，要求支护系统具备高强让压的特性。
Industrial field tests have shown that the status quo of large deformation and severe damage of the roadway in the gob-side entry driving has been improved.
现场工业性试验表明，沿空掘巷巷道变形大、破坏严重的现状得以改善。
Industrial field tests have shown that the status quo of large deformation and severe damage of the roadway in the gob-side entry driving has been improved.
现场工业性试验表明，沿空掘巷巷道变形大、破坏严重的现状得以改善。
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