[Bidding for Nansha section of Huangpu Nansha East Expressway]On May 31, 2023, the Guangzhou Public Resource Trading Service Platform released a bidding announcement for the construction of the Nansha section of the Huangpu Nansha East Expressway, with a total investment of approximately 5 billion yuan. Nansha section of Huangpu Nansha East Expressway, including main line works and auxiliary road works: main line works of Nansha section of Huangpu Nansha East Expressway: first-class highway and urban expressway standard, two-way six lane, about 5.1 km long. The length of the roadbed section is about 2.14 kilometers, the total length of the bridge is about 2.67 kilometers, and the length of the semi submerged tunnel is about 255 meters; There are 4 interchanges set up along the entire line, including Nansha Bridge Interchange, Husha Avenue Interchange, Wuzhoushan North Road Interchange, and Huangge East Interchange. The main construction content includes road engineering, bridge engineering, tunnel engineering, traffic engineering, lighting engineering, greening engineering, toll facilities, external power engineering, temporary engineering, etc. The project budget is 3.07 billion yuan, including 1.996 billion yuan for construction and installation expenses. The auxiliary road project of the Nansha section of the Huangpu Nansha East Expressway: an urban main road, starting from the planned No. 21 Road in the Qingsheng area of Nansha District in the north and ending at Jigushan Road in the south, with four lanes in both directions and a length of about 4.9 kilometers. The total length of the roadbed section is 4495 meters, the bridge section is 290 meters, and the open section of the tunnel is 126 meters. The main construction content includes road engineering, bridge engineering, tunnel engineering, traffic engineering and traffic dispersion engineering, drainage engineering, lighting engineering, power pipe trench engineering, greening engineering, etc. The project budget is 1.934 billion yuan, including 1.085 billion yuan for construction and installation expenses. Editor/Zhao E
The fourth phase of Huaneng Yuhuan Power Plant has completed the delivery of the world's first 650 ℃ coal-fired demonstration unit HT700R steam turbine rotor in Shanghai. The rotor adopts domestically produced high-temperature alloy and collaborates with multiple units to tackle the challenges of the entire chain, marking the emergence of new materials from the laboratory and laying a solid foundation for the timely production of core components for this national major scientific and technological research project. Editor/Min Jing
The main structure of the signal complex building for the railway from Yining City to Aksu City in Ili Prefecture, constructed by CR21G, has been topped out, making it the first topped out signal building on the entire line. The project is located near the operating line, with strict construction control measures. After the completion of the railway from Yining City to Aksu City in Ili Prefecture, it will fill the gap in the Tianshan Railway, weave a large railway network in Xinjiang, and reduce logistics costs between the north and south of Xinjiang. Editor/Min Jing