1) tunnel pipe roof supporting structure
管棚支护结构
1.
It introduces the features of tunnel pipe roof supporting structure,elaborates the reason of drilling holes inclination,and corrects the measures that cause the inclination of drilling holes.
介绍了管棚支护结构的特点,对钻孔倾斜的原因进行了详细分析,提出了纠正钻孔倾斜的措施,并结合具体工程实例,介绍了隧道大管棚施工的步骤,指出通过预留合适的上抬量及增加稳定器可以有效控制管棚的下垂量,从而保证隧道的安全施工。
2) pipe shed support
管棚支护
1.
Based on an actual construction project,a tunnel construction procedure with pipe shed support is simulated with three-dimension nonlinear FEM.
结合某地下隧道管棚支护设计及施工方案,采用三维非线性有限元对该洞库的开挖与支护过程进行了模拟,得出的结论是:管棚支护对于控制地表沉降、侧墙水平位移和塑性变形作用明显;不同管径和管间距对位移最大值影响有限,但对管钢内应力有较大影响;不同开挖进尺、不同注浆加固厚度对围岩变形及支护结构的影响较大。
2.
In combination with the suburban track engineering of the Guangzhou-Shenzhen railway line underpassing the Guangzhou Shenzhen high speed highway,the paper mainly discussed the form and structure of high aperture pipe shed support and its influence on the high speed highway.
结合广深线铁路市郊线工程下穿广深高速公路 ,探讨大孔径管棚支护的形式、结构 ,以及对高速公路的影
3) pipe-shed support
管棚支护
1.
The application of pipe-shed support method in bridge construction beneath expressway;
管棚支护法在高速公路下穿桥施工中的应用
4) pipe roof support
管棚支护
1.
Numerical simulation of pipe roof support in the middle and deep part of coal mines
煤矿中深部管棚支护数值模拟
2.
The paper discussed common problems of pipe roof support engineering in soft ground and presented the optimization technology by tests on borehole construction methods with existing equipments.
在软弱土层管棚支护工程中,利用现有设备试验了多种成孔方法,优选出最佳成孔法,加快了工程进度。
5) long pipe & shed supporting
长管棚支护
6) pre-timbering with tubular prop
管棚预支护
1.
Based on analysis of pre-timbering with tubular prop technology under two natural conditions, described the properties of this technology.
通过对管棚预支护技术在两类自然条件下的施工情况分析对比,阐述了煤矿井下管棚预支护技术的特点。
补充资料：棚棚硬
1.形容言词态度坚决强硬。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条