Wuzhong Manufacturing Powered the Chengdu-Metro Line 18 Tangxiu Road Left Tunnel Shield Tunnel through

Recently, as the "Tianfu No. 1" shield machine cutter manufactured by China North Industries Heavy Industries Group Co., Ltd. was slowly turning to drill and break the last layer of mud, Chengdu Metro Line 18 Chengdu Metro South Railway Station to Liangxiu Road The ventilation shaft of the shield tunnel on the left side of the well penetrated smoothly.

Chengdu Rail Transit Line 18, with a total length of 66.16km, is a service between Chengdu downtown and Chengdu Tianfu Airport. The total length of the subway tunnel was 1482 meters. Since the shield was launched on May 21, 2017, after 238 days of intense construction, the "Tianfu No. 1" shield machine successfully traversed a very complex geological condition, with an average of The speed of 6.2 meters/day successfully penetrated.

The successful, safe and high-quality opening of the shield tunnel not only marked the construction of the Chengdu Metro Airport Line into a new phase, but also accumulated a large number of technical parameters and construction experience for the construction of the Wuzhong Shield Tunnel. Up to now, the Wuzhong four large-diameter earth pressure balance shield machine has been in good operation, laying a solid foundation for users to seize the deadline node.

In order to ensure the safe construction and smooth passage of the shield tunnel, the company has established a quick response mechanism. Resident staff provide on-site technical services 24 hours a day, and always maintains close communication with users, strengthens coordination and cooperation, and has been highly praised by users. (This article comes from China Ordnance Industry Group)