Wuhan Zhaojiabao 220 kV power channel opens the "top of the ground"

The Yangtze River Daily Da Wuhan Client August 10th News On August 9th, with the slowly rotating of the knife tray, the Wuhan Zhaojiabou 220 kV power channel "Said" set up by the Wuhan Zhaojiabao of the China Central Enterprise Enterprise Enterprise Second Aviation Bureau The launch of the machine from Huangpu Street marks the entry of the project's main project to enter a high -speed advancement stage.

Zhaojiajiao 220 kV power channel civil construction project is a people's livelihood project that resolves the contradiction between the power supply and demand of residents in Wuhan and improves the quality of the electricity use of residents. The project is located on the Development Avenue and Huangpu Avenue. At the intersection of the road.

Zhaojiajo's 220 kV power channel "Said" top pipelines began to start the scene. Correspondence

The top tunnel section is 1171 meters in length, and the inner diameter of the top pipe is 3 meters. There are three top pipe wells in the construction area. After the entire line runs through, connects the 220 kV transmission line along the River Avenue to the intersection of the Zhonglou Road.

The entire project adopts a mud water balance top pipe machine with a digging diameter of 3.64 meters for construction. The fully enclosed top -pipe is excavated to effectively maintain the stability of the excavation surface.

The construction renderings of the world -class grid power channel top pipe machine. Correspondence

Yu Tao, the person in charge of the project of the Second Airlines Bureau of China Communications, said that the construction faces difficulties such as rich groundwater in the Yangtze River, complex geological base pit precipitation, ultra -long -distance large diameter curve, and the top pipe in the pink sand layer. Organize experts to analyze and demonstrate many times, and adopt the optimized pipeline plan to ensure the smooth starting of the "sailing".

It is reported that the project is a key node project in the "Implementation Plan for the Construction of the World -Class Cities Power Grid in Wuhan City". The issue played an important role.

After the project is completed, it will significantly improve the power supply capacity, power supply reliability and power quality of the central area of ​​Wuhan City, and improve the status of power safety in the region. (Changjiang Daily reporter Gong Ping correspondent Chen Jialun Wu Wei)

[Edit: Deng La Xiu]

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