Yinchuan, Ningxia: a power transmission and transformation project with a total investment of 600 million yuan crosses the railway for the first time

November thirteenth，At the construction site of Yinchuan Diannong 220 KV Power Transmission and Transformation Project，State Grid Ningxia Electric Power Yinchuan Power Supply Company organized staff to erect power lines across the Baotou-Lanzhou Railway with electricity.，This is the highest level of security risk in power grid infrastructure projects.、The most difficult stringing operation。

Diannong 220 KV power transmission and transformation project consists of the first indoor 220 KV substation in Ningxia and a total length of 73.9 km transmission line composition，The line is drawn from the 750 KV substation in Helan Mountain.，It passes through Qingtongxia City、Yongning County and Xixia District，And across the Baotou-Lanzhou Railway.、Uma is expressway、South Ring expressway and 110 kilovolt live line，228 new power iron towers will be erected。State Grid Ningxia Electric Power Yinchuan Power Supply Company has the largest investment in the past 10 years.、The project with the longest construction line，Total investment of the project 6.0.5 billion yuan，Construction will start in November 2021.，It is planned to be completed and put into operation by the end of 2023.。

It is understood that，The operation mode of live crossing greatly reduces the outage time of the line.，It ensures the safe and stable operation of the backbone power grid.，Effectively reduce the impact on regional economic and social development.。

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