Date: May 2021

Location: Wuhan, Hubei Province

Equipment: 4.2*5 meters rectangular micro tunnel boring machine

Features: Crossing the rivers, natural gas pipelines, 2.4 meters of overlying soil, complex geology

Significance：The total length of the Huangxiao River Comprehensive cable duct bank is about 5 kilometers. The 90-meter pipe jacking section is constructed by a 4.2m*5m rectangular micro tunnel boring machine. After the project is completed, it can effectively solve the problems such as regional traffic congestion and waterlogging.