congratulations to xinglu technology for participating in the supply of the ningcangyakou-ketu secti
时间：2019/8/29 10:37:12 浏览：127次
the section of national highway 569 from mandela to datong highway from ningcangyakou to ketu has a total length of about 42.365km, passing through menyuan county, haibei prefecture. according to the document jiaoguifa  no. 369 of the ministry of transport, the ministry of transport forwarded the national development and reform commission’s notice of the national highway network planning (2013-2030) plan, this project is an important part of the g569 mandela-datong section of the 81 common national highways in the plan. this project is the national highway network of qinghai province one of the national ordinary road networks in the planning scheme. the project is planned to be constructed according to the four-lane first-class road standard, with a design speed of 80km/h, a roadbed width of 24.5m, and a separated roadbed width of 12.25m. the overall investment is estimated at 3.658 billion yuan.