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| | Based on machinery room's serious surface subsidence caused by surrounding small mines, author analyzed unsteady possibility of coal pillar after mining, brought forward synthetic reinforcement project, such as: backfilling with fly ash in gob, setting distortion compensation ditch surrounding the room, grouting in ground foundation and blocking partition wall's cracks in air way The paper introduced parameters of reinforcement process in detail Monitoring data after implement of engineering indicate th... | | 基于东庞矿北风井机房煤柱受周围小窑开采后引发地表严重塌陷的事实 ,分析了采动后井下煤柱失稳的可能性 ,提出了采空区注浆、挖变形沟、地基注浆和风道隔墙堵漏等综合加固技术方案 ,并较详细地介绍了加固过程中的技术参数。工程实施后的监测表明 ,充填注浆质量和沉陷控制效果良好。 | | 文摘来源 | | The necessity and feasibility of integrated strengthening technique of concrete structure are described. The design methods of integrated strengthening technique are discussed; its application in the strengthening of an expressway bridge is also presented at last in this paper. | | 阐述了混凝土结构加固工程采取综合加固技术的必要性及可行性 ;论述了综合加固技术的设计方法 ;最后 ,介绍了综合加固技术在某高速公路桥梁加固中的应用 | | 文摘来源 | | This paper introduces the tunnel diseases and curing methods under complex ground conditions in the 18th Contract Section of Gan-Long Railway, with the emphasis laid on the selection of the technical plan for comprehensive strengthening inside and outside the tunnel, the construction methods, ensuring measures, monitoring and survey, and measures adopted in the swelling rock area, which may provide reference for similar works. | | 介绍了赣龙铁路18标段,复杂地质条件下隧道施工过程中的病害及其整治方法,着重介绍洞内外综合加固技术的方案选择、施工方法、保证措施、监控量测及膨胀围岩段采取的措施。可为同类工程的施工提供一定的借鉴。 | | 文摘来源 | |   | | << 更多相关文摘 |
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