Tangshan has implemented 30 maintenance projects for ordinary trunk highways this year.

This year，Common trunk lines are implemented in Tangshan（Non-chargeable）30 highway maintenance projects，Total mileage 205.Three kilometers，Cumulative investment completed 2.6.8 billion yuan，It has effectively improved the traffic capacity of the city's ordinary national and provincial trunk highways.。

Based on the project、Promote development，Detailed task list of the city，Strengthen the tracking and effectiveness of key projects，Strengthen the inspection of raw materials、Construction process control、Supervision of key links such as engineering entity test and inspection，Make every effort to build quality projects and model projects。

Strengthen innovation and lead，Practice green development，Continuously improve the level of highway management and maintenance。Take the construction of intelligent highway as the starting point，Speed up the construction of digital acquisition and network transmission system，Installation of road data monitoring system，Transportation for construction、Carry out all-round real-time monitoring of on-site paving and rolling，Realize the whole process of intelligent management。Adopt the country's first reverse rotation type on-site Recycling Machine，Strengthen the recycling of waste pavement materials，Industrial waste steel slag is popularized and applied as road material，Greatly improve the recovery rate and recycling rate of waste materials，Promote the development of highway to resource-saving.、Environmentally friendly transformation。

It is reported that，Tangshan Transportation Bureau will strive for the general trunk line in 2023（Non-chargeable）Landing of highway maintenance project。At present，Thirty-eight projects have been listed in the provincial implementation project database in 2023.，Total planned investment 3.5.5 billion yuan，Year-on-year growth of 32.5%。

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