On May 28, 2023, a reporter from Jiandao.com learned from the national public resource trading platform that the TJ01 and TJ03 tenders for the construction of the Yinggeling Tunnel and the connecting line of the Shiyun-Baisha Expressway in Hainan will be made public on May 26. bidding.

Project Overview

The Shiyun-Baisha Expressway Yinggeling Tunnel and Connecting Line Project consists of three parts: the main line, the Yacha connecting line, and the Shuiman connecting line. The starting point of the main line is located on the north side of Shiyun Township, Qiongzhong County, connected to the G9811 Middle Line Expressway, and the end point is located on the south side of Yuanmen Township, Baisha County, connecting with the existing National Highway 361, with a total length of 15.777 kilometers. The starting point of the Yacha connecting line is located near Daobu Village, Yacha Town, Baisha County, connecting with the existing National Highway 361, and the end point is located in the northwest of Yacha Town, Baisha County, connecting with Danbai Expressway, with a total length of 3.084 kilometers. The starting point of the Shuiman connection line is located near Yaxun Village, Shiyun Township, Qiongzhong County, connecting with the Haiyu Middle Line of National Highway 224, and the end point is near Yongxun Village, Wuzhi Shanshuiman Township, connecting with County Road 583, with a total length of 19.382 kilometers . The main line is equipped with 7 bridges, 16 culverts, 1 tunnel, 1 interchange, 2 passages, 1 overpass, 1 service area, 1 maintenance work area, and 1 tunnel management station. There are 4 bridges, 4 culverts, 1 interchange and 4 passages for Yacha connecting line. Set up 83 culverts for the water-filled connection line.

The direction of Yinggeling Tunnel from Shiyun to Baisha Expressway in Hainan

The total investment of the Shiyun-Baisha Expressway Yinggeling Tunnel and connecting line project is about 3.299 billion yuan, and the construction period is 36 months. Among them, the Yinggeling Extra-Long Tunnel is about 8.271 kilometers long. After completion, it will be the longest tunnel in Hainan. The main line of the project and the Yacha connecting line adopt the two-way four-lane expressway standard, with a design speed of 80 km/h and a roadbed width of 25.5 meters. The water-filled connecting line adopts the fourth-grade highway standard, the roadbed width is 5.5 meters, and the design speed is 20 kilometers per hour. Asphalt concrete pavement is used for the main line and Yacha connection line, and cement concrete pavement is used for the water-filled connection line.

Yacha Interchange Floor Plan

After the completion of the project, it also means that there will be another expressway in central Hainan, which will help strengthen the economic radiation and driving effect of Haikou, Danzhou, Sanya and other central urban areas on the central region, and will help promote the interactive development and integrated development of mountain and sea tourism resources. It is conducive to driving the integrated development of townships along the line and providing important support for creating a first-class transportation environment in Hainan Free Trade Port. Editor / Zhao E