The maintenance project of Huanlan Expressway has been promoted in an orderly manner.

In the near future，Highway Maintenance of Lanzhou Highway Development Center goes all out to promote the construction of highway maintenance project around Lanzhou。In order to complete the maintenance engineering tasks in 2023 with high quality and efficiency，On the premise of ensuring construction safety and engineering quality, each project department of the expressway maintenance station，Optimize the construction organization plan，Implement 24-hour follow-up operation，Ensure construction、Keep smooth“Both are correct”。

So far，Undertaken by Gao YangG22 Liubaishi Bridge maintenance project completed investment of 1.07 million yuan，77% of the total.3%；G22 and other four expressways completed the refined upgrading project of traffic safety facilities with an investment of 419.90,000 yuan，74% of the total.5%；Huanlan Expressway Greening Landscape Upgrading Project Completed Investment 209.70,000 yuan，73% of the total.4%；Completed investment of bridge preventive maintenance works 225.90,000 yuan，53% of the total.8%。

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