布仑口-公格尔水电站导流洞衬砌冬季施工措施

Winter construction measures for diversion tunnel lining of Bulunkou-Gonggeer Hydropower Station

布仑口-公格尔水电站工程所在地有较长的寒冷季节。受工期的制约,导流洞要在冬季施工衬砌。介绍了利用地暖法进行骨料预热,施工过程中采用适当的保温措施等实践经验。为寒冷地区隧洞冬季施工解决同类问题提供借鉴。

Bulunkou-Gonggeer Hydropower Station is located in an area with relatively long period of cold weather. The diversion tunnel lining is scheduled to be constructed in winter. An introduction was made on the construction practice including preheating of aggregate By use of ground heating, the adopted heat insulating measures etc., aiming to provide reference for tunnel winter construction in cold area.