Recently, the Gansu Provincial Department of Communications has released the tender announcement for the general contracting of the construction of the highway from Heshui Old Town to Xifeng on the G309 line and the tender announcement for the general contracting of the highway project in the Qingyang transit section of the G244 line. .

G309 Line Heshui Old Town to Xifeng Section Highway

The main line of the project starts at Wangtaizi Village, an old town in Heshui County, connecting with the existing G309, passing through Dianzi Township, Heshui County, Hejiapan Town, Chicheng Town and Wenquan Town, and the end point is at the east side of Longdong College in Wenquan Town , a hub interchange is set up to connect with the Qingyang transit section of the G244 line, with a route length of 53.143 kilometers; the Tai'e connecting line starts from Sunzhaigou, Xihuachi Town, and ends at Tai'e Village, Tai'e Township, with a route length of 18.3 kilometers. The main line of this project is constructed according to the technical standards of the two-way four-lane first-class highway, with a design speed of 80 km/h, a subgrade width of 25.5 meters, and a design speed of 60 km/h for the fully utilized section of Xihua South Street. It is constructed according to the technical standard of two-lane three-level highway, with a design speed of 40 km/h and a subgrade width of 8.5 meters; the pavement adopts asphalt concrete pavement structure; the vehicle load level adopts highway-I level, and the design flood frequency: main line base and large, medium and small 1/100 of bridges and culverts, 1/300 of extra-large bridges, 1/25 of Tai'e connecting line foundations and culverts, and the peak acceleration of ground motion is 0.10g; complete traffic engineering and facilities along the whole line are set up, and other technical indicators are subject to the Ministry of Transport. The provisions of the issued highway engineering technical standards shall be implemented.

The total length of the main line of the Xifeng East Hub interchange project is 0.784km, the total length of the ramp is 6.869km, the total length of the interchanged road is 1.56km, and the total length of the connecting line is 1.016km. Cross engineering, other engineering, mechanical and electrical engineering reserved pre-buried, construction preparation for roadbed and slope greening, construction and repair of defects within the liability period, and environmental protection, soil and water conservation during construction, etc. bidding. This tender for general contracting of construction does not include the tendered project content of this hub interchange. The estimated contract price of the tender section is 5.705 billion yuan

Interested bidders are requested to download the bidding documents for free from August 1, 2022 to August 6, 2022 through the Gansu Provincial Public Resource Trading Network. The time for submitting the bidding documents is at 9:00 on August 22, 2022.

Qingyang Transit Section Highway of Line G244

The starting point of this project is at the intersection of G309 and G244 on the west side of Leijiaxianzi Village, Gaolou Town, Qingcheng County, passing through Gaolou Town, Baimapu Town, Yima Town, Pengyuan Town, Wenquan Town, Dongzhi Town, Xiaojin Town, and the end point is at Xiao Three different villages in Jinzhen are connected with the existing G244, with a route length of 69.316 kilometers.

The project adopts the two-way four-lane first-class highway technical standard construction, the design speed is 80 km/h, the width of the integral subgrade is 25.5 meters, and the width of the separated subgrade is 12.75 meters; the pavement adopts asphalt concrete pavement structure, and the vehicle load adopts highway-1 level. Flood frequency: 1/300 of extra-large bridges, 1/100 of the rest, peak acceleration of ground motion: 0.05g (VI degree) 0.10g (VII degree), complete traffic engineering and facilities along the entire line, other technical indicators issued by the Ministry of Transport The provisions of the highway engineering technical standards are implemented. The estimated price of the tender contract is 4 billion yuan. Key words: engineering construction information, engineering news, expressway

Interested bidders are requested to download the bidding documents for free from August 1, 2022 to August 6, 2022 through the Gansu Provincial Public Resource Trading Network. The time for submitting the bidding documents is at 9:00 on August 22, 2022. Editor/Zhao E