1) I-steel shed
工字钢棚
2) I-steel circular shed
工字钢圆形棚
1.
This paper analyzed the factor of high stress soft rock destory,and has introduced deep hole anchor grouting shoring technology in I-steel circular shed high stress soft rock supporting countermeasure,concrete scheme and the applying effect.
分析了高应力软岩巷道破坏的原因,介绍了工字钢圆形棚中深孔锚注支护技术在高应力软岩巷道中支护对策、施工的具体方案及应用效果。
3) H-beam trapezoium-shed
工字钢梯形棚
1.
In 472 block driving of Xieyi mine,the pressure behavior on working face was very clear,so driving along next goaf with pocket stump leaving method and united support of shed and bolting-anchor were used,and which overcomed the shortcomings of H-beam trapezoium-shed support.
为此,巷道采取留设小煤柱沿空掘巷,其巷道采用棚锚联合支护方式,克服了原来单一工字钢梯形棚支护的缺点。
4) very high steel shed
工钢特高棚
1.
This coal adopted very high steel shed and bolt to slove drift supporting problem.
漳村煤矿21胶带机头地处单斜构造、低洼积水区域,该矿采用工钢特高棚、锚杆(索)成功解决了巷道的支护问题,采用底板回填硬化一次性彻底解决了积水淤煤的难题。
补充资料：棚棚硬
1.形容言词态度坚决强硬。
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