从蓉出发 4小时直达红原大草原

Core Points - The Jiuma Expressway has opened an additional 87.5 kilometers, connecting key areas and significantly reducing travel time to the Hongyuan Grassland to four hours [1][2] - The expressway enhances connectivity between Aba County and Hongyuan County, promoting tourism and agricultural resources along the route, thus stimulating economic development in the western Sichuan plateau region [1] - The project has overcome various technical challenges related to the harsh natural environment, including ecological protection and complex geological conditions [1] Summary by Sections - Project Completion: The Jiuma Expressway has now completed a total of 186 kilometers, with 33 kilometers remaining to be finished by 2027 [2] - Travel Time Reduction: Once fully operational, the travel time from Chengdu to Jiuzhi, Qinghai, will decrease from 8.5 hours to 5.5 hours, marking a significant milestone for regional economic and cultural exchanges [2] - Environmental Challenges: The construction faced difficulties due to the high altitude and sensitive ecological environment, requiring innovative solutions for environmental protection and infrastructure durability [1]