公共食堂公用洗碗池排水管管径过细北京铁路局太原勘测设计院王雨平现象职工食堂、学生食堂的公用洗碗池排水管在使用中经常发生堵塞，影响正常使用。原因分析设计人员对职工食堂、学生食堂公用洗碗池在使用中的特殊性考虑不够，如未考虑有人会将剩饭剩菜倒入洗碗池内，这... Public canteen public sinks Drainage pipe diameter too thin Beijing Railway Bureau Taiyuan Survey and Design Institute Wang Yuping Phenomenon Workers canteens, students canteen common use of sink drains often occur in the use of plugging, affecting the normal use. Reason Analysis Designers have insufficient considerations for the special use of the public kitchen sinks in the employees’ canteens and student canteens. If they do not consider that someone will dump the leftovers into the sink, this...