【摘要】 d4.8m现浇预应力混凝土“内圆外城门洞形”压力输水涵 (简称“圆涵”) ,是东改工程关键性输水建筑物之一 ,其设计研究工作历时 3年 ,现已建成投产 ;简介设计研究的主要成果 ;工程实践为我国水利技术的发展积累了新经验。更多还原

【Abstract】 The d4.8m cast-in-situ prestressed concrete cylindrical culvert (round inside, archway-like) is one of the key water-conveyance construction in the ne w Dongjiang-Shenzhen Water-Supply Project. The process of design and research la sted 3 years before the project was put into operation. This article is a presen tation of the major outcome of its design and research which is a new experience for the development of China’s Water-conservancy industry.更多还原