由郑州、北京铁路局和专业设计院共同组织召开的全路V形折板技术交流会,于1982年11月中旬在郑州举行。参加会议的除路内有关局、院、厂等21个单位外,还特邀了中国建筑科学院标准所、北京石油设计院、北京燕山石化总公司设计院、福建轻工设计院、天津化工设计院、河南省六建公司的代表参加。这次会议是全路第一次屋盖构件的专题讨论会,也是自1968年在我国开始研究使用折板以来全路折板技术的一次总结,会议对大跨度普通钢筋混凝土折板、大悬挑普通钢筋混凝土折板、双钢筋混凝土折板、预应力混凝土折板、大悬挑预应力混凝土折板、开洞预应力混凝土折板、双向预应力混凝土折板等,在设计、生产、安装、 The V-shaped folding technical seminar organized by Zhengzhou, Beijing Railway Bureau and Professional Design Institute was held in Zhengzhou in mid-November 1982. In addition to the road to participate in the meeting of the relevant bureau, hospital, factory and other 21 units, but also invited the China Academy of Building Standards Institute, Beijing Petroleum Design Institute, Beijing Yanshan Petrochemical Corporation Design Institute, Fujian Light Industry Design Institute, Tianjin Chemical Design Institute, Henan Province, six construction company representatives to attend. The meeting is the first time the whole roof of the panel seminars, but also from 1968 in China began to study the use of folding since the whole plate folding technology summary of the meeting on the long-span ordinary reinforced concrete folding panels, hanging In the design, production, installation of ordinary reinforced concrete folding board, double reinforced concrete folding board, prestressed concrete folding board, large cantilevered prestressed concrete folding board, open-hole prestressed concrete folding board, bidirectional prestressed concrete folding board, etc. ,