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十三陵水库下游天然河道的现状,应引起有关部门重视,仅水库至京密引水渠5公里内,就有多道关卡。如:十三陵乡砂石场,在主河道上堆积废料达数万吨之多,构成一座宽几十米、高十余米的庞然大物;昌平县水泥构件厂的部分厂房及其通向石灰石矿的漫水桥,正对铁路大桥泄水孔,河道断面急遽缩小,仅能通过90立方米/秒流量,是设计过洪标准的1/7;昌平县城通向南邵乡的柏油公路横
The status quo of natural rivers in the lower reaches of the Ming Tombs Reservoir should be brought to the attention of relevant departments. There are many levels in the reservoir only within 5 kilometers of the Jingmi Drainage Channel. Such as: Shisanling Township gravel field, in the main river stacking waste amounted to tens of thousands of tons, constitute a width of tens of meters, more than ten meters of monoliths; Changping cement plant part of the plant and its leading to limestone Mine flood bridge, is on the railway bridge scuppers, river sections reduced rapidly, only through 90 cubic meters / second flow is designed to flood standard 1/7; Changping county to South Shao Xiang asphalt road