Comprehensive treatment technology of ventilation, dust -alleviation and purification was successfully applied in the mechanized construction of Lei Gongshan tunnel on Beijing-Jiulong Railway Line.
京九铁路雷公山隧道机械化施工中应用施工通风降尘净化综合治理技术获得成功。
Whether the ventilation system is designed reasonable or not can significantly affects the construction of long highway tunnel for its high cost in economy and energy.
长大公路隧道的通风系统工程造价高、运营能耗大，通风系统设计合理与否，对长大隧道工程建设有重要影响。
The design &- calculation of ventilation, dust - alleviation technology &- measures and the achievements during construction of tunnel are recommended in this paper.
本文主要介绍洞内施工通风的设计与计算、降尘技术与措施以及所取得的效果。
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