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由国际灌溉排水委员会与巴基斯坦水力开发局共同主办的第五届国际排水研究会,将于1992年2月8日～15日在巴基斯坦的拉合尔举行。会议的中心议题是:研讨各种土壤的暗渠排水问题,主要内容有: 1.有关排水区土壤的诊断; 2.确定暗渠深度的规划设计; 3.竖井与排水; 4.水平暗渠排水系统; 5.用于排水设施的材料; 6.排水系统的维护、检修与功能评价。会议论文征集截止于1991年10月1日。
The 5th International Drainage Research Society, co-sponsored by the International Commission on Irrigation and Drainage and the Pakistani Hydropower Development Authority, will be held in Lahore, Pakistan, from February 8 to 15, 1992. The central topics of the conference are: discussing drainage problems of culverts of various soils, the main contents are: 1. The diagnosis of soil in drainage area; 2. The planning and design of the depth of underdrain; 3. Shaft and drainage; 4. Horizontal culvert drainage system; 5. Materials for drainage facilities; 6. Maintenance, overhaul and functional evaluation of drainage systems. The conference papers will be collected as of October 1, 1991.