The starting point of the Haiqi Expressway route is on the south side of Xichang Town in the southeast of Hai'an County. The route is parallel to the Youyi River and is laid out on the south bank of the Youyi River. When it reaches the north side of Yuanzhuang Town, Rudong County, the route turns southeast and ends at The north side of the ancient dam crosses S225, and after passing the north side of Lingmin, Fengli Town, the route turns southeast to the west side of Rudong County and the east side of Gujiaqiao, crossing S334 and Rutai Canal, and then proceeds in the southeast direction to the south side of Rudong County and crosses S223 , then pass through the east side of Beixingqiao Town, Tongzhou City, the east side of Sanyu Town, the west side of Haiyan Town, continue in the southeast direction to the east side of Baochang Town, Haimen City, cross S335 and Tonglu Canal, and then pass through the north side of Zhaomin Town, Qidong City On the other side, it separates from Line B on the southeast side of Zhiliang Town, Qidong City. The route goes southward through the west of Shaozhi Town and the east of Hehe Town, parallel to the west side of Touxinggang River, and crosses the Tongqi Canal to the northeast of Hehe Town, and goes south to Hehe Town. The town ends near Xinyi Village and connects with Tongqi Expressway. Due to the needs of economic development, the current construction schedule requirements for highways across the country are relatively tight. In most areas, the best construction seasons for highways are spring and autumn. Therefore, construction of highways generally starts in spring and is completed in winter.

Before starting construction, it is necessary to ensure three connections and one leveling, that is, water, electricity, access, and site leveling. These are all done by government departments and are auxiliary projects for the construction project. They need to be completed in the spring. completed before.

There is no uniform standard for demolition compensation and resettlement policies across the country, and the policies of local governments shall prevail.