April 6, 2023，S309 Provincial Highway Yinzhou District Dongqianhu Section New Project Successfully Passed the Preliminary Design Review Meeting。

This project is located in Hengxi Town, Yinzhou District, Ningbo City.、Dongqianhu town，The starting point of the route is Yincheng Avenue on the west side of Quxie Interchange of Yongguan Expressway.，Connected with the planned Suolan Road，Go south through Kongjiatan Village、Oak slanting village，Cross the Fengqian Line、Cuizhu South Road，Wear a hundred-step sword，Finally, Yutang Village is connected with the current Shengning Line.，The route is about 8 kilometers long.。

Designed according to the standard of first-class highway，Design speed 80 km/Hour，Four lanes in both directions，The total planned investment is about 2.3 billion yuan.。After completion，This highway trunk line can effectively alleviate the traffic pressure during peak hours of Huanhunan Road and Yongguan Expressway.。

As a provincial roadS309 An important part of Yinzhou-Kaihua Highway，It is also the main channel connecting the central city of Ningbo with the North Bank of Xiangshan Port.，It has been included in the comprehensive transportation development of Yinzhou District and Ningbo City.“Fourteen five”Plan、Major construction projects in Ningbo“Fourteen five”Planning and implementation projects。

Due to the proximity to the cultural gathering，Dongqian Lake scenic spot with beautiful scenery，The design concept of this road，It also incorporates more low-carbon environmental protection and cultural concepts.，Through intelligent transportation facilities，Improve traffic efficiency。After completion，Will be a high quality、High standards、High-efficiency provincial expressway demonstration highway。