1.概述黄河下游滩区洪水漫滩机率高,灌排渠系易被淤高、淤死或冲毁,造成建筑物报废。经过两年的治理,滩区灌溉系统骨干工程已基本形成,建筑物基本配齐,下一步转向田间工程。田间工程斗、农门和斗、农桥的数量很大,如何避免或减轻水毁是一个迫切需要解决 1. Overview Floodplain floodplain in the lower reaches of the Yellow River has a high probability of being drained, silted up or washed away, resulting in scrapped structures. After two years of governance, the backbone project of the beach area irrigation system has basically taken shape. The buildings are basically ready and the next step is to turn to the field works. Field engineering bucket, farm gate and bucket, the number of agricultural bridges is very large, how to avoid or reduce water damage is an urgent need to be resolved