The volume of the three gorges lock exceeded 100 million tons as early as 2011, reaching the design acceptance capacity 19 years ahead of schedule, and reaching 144 million tons in 2018.In the face of the strong demand for transport, the lack of capacity of the lock through the contradiction, we need to make a decision as soon as possible to build the three gorges hub water transport channel.He jianzhong, a member of the national committee of the Chinese people's political consultative conference (CPPCC) and vice-minister of the ministry of transport, said in an interview with the financial times on March 4 that it is necessary to speed up the decision-making and approval of new channels, further unimpeded shipping along the Yangtze river, give full play to the advantages of the Yangtze river's golden waterway resources, and better support the high-quality development of the Yangtze river economic belt.
The construction of a new channel is extremely urgent
The three gorges project is a great project benefiting the country and the people.Since June 2003, when the impoundment was opened to navigation, the channel conditions in the reservoir area have been significantly improved, which has promoted the rapid development of shipping. The average annual growth of the three gorges lock volume is 14.5%, making a great contribution to the economic and social development of the middle and upper reaches of the Yangtze river.
"The rapid growth of lock traffic is welcome, but it also brings a lot of problems."He Jianzhong tells a reporter, "the three gorges dam in 2011, the average stay brake ship 180, average for brake 17 hours time, 2018, 883, 151 hours, nearly thousand ships, nearly every day thousands of crew members, of about 300000 tons of dangerous goods for a long time in the upstream and downstream dam, lead to transport cycle increases, both increase the logistics cost, also bring security hidden danger."
It is understood that at present, the operation parameters of the lock have reached or exceeded the design index, the space for further exploration is very limited, but the demand for the lock will still grow rapidly.According to the latest research results of the comprehensive transportation research institute of the national development and reform commission, by 2050, about 260 million tons of cargo and 3.8 million passenger trips will be needed to cross the three gorges dam."The construction of a new channel is imminent!He jianzhong thinks.
The construction technology is feasible and the economic index is reasonable
He Jianzhong said that after years of feasibility study, the relevant departments and units of the three gorges hub new channels and gezhouba water transportation hub shipping capacity but the urgency and importance of engineering construction project plan has basically formed consensus, the parties in the national development strategy, lock demand, integrated transportation and channel system, and other aspects have a consensus conclusion.
There is a need for a new channel, is it feasible in terms of current technical conditions?He jianzhong said that at present, the engineering geological conditions meet the requirements, the construction technology is mature, resettlement, fishway construction and other issues have been completed special study, in the technology is feasible;The project static investment is about 50 billion yuan, and the project economic indicators are all higher than the benchmark value stipulated by the state, which is also economically reasonable.According to experts' analysis, the construction of a new water transport channel for the three gorges project will have a limited negative impact on the ecological environment, which can be alleviated by taking appropriate environmental protection measures.
It is suggested to speed up the establishment of projects and deepen technical research
He jianzhong believes that the construction of the new channel is the expansion of the shipping function of the three gorges, which will smooth the shipping of the Yangtze river, give full play to the resource advantages of the golden waterway of the Yangtze river, and meet the requirements of the ecological priority and green development of the Yangtze river economic belt.
Considering the three gorges water new channel construction has good economic benefit, new channel and hub of the three gorges water project construction period for 10 years or so, He Jianzhong advice, accelerate the new three gorges hub of water transport channel project, strive to start construction as early as possible, and improve the technical reserves, to further deepen the ship form, lock dimensions, lines, approaches to layout, navigation standards, fishway, supporting facilities, such as research, new channel to ensure the hub of the three gorges ship lock and safe and highly effective, the matching operation.At the same time, it is necessary to ensure the navigation security during the construction period, strengthen coordination and safety management, and ensure the navigation safety and stability of the three gorges project.
This article is from the shipping industry
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