一,关于修建大中型淤地坝的问题目前一般小型淤地坝,由于出现的问题较小,看法上比较统一;问题较多,意见不一致的主要是大中型淤地坝的问题。从十九五六年至一九五九年,榆林全区共修成大中型淤地坝(原名沟壑土坝)一百零二座,历年冲垮了七座,剩余九十五座,失败率为百分之七。有的同 I. Issues Concerning the Construction of Large-scale Warping Dams Nowadays, generally small type warping dams are generally unified due to the small problems that have arisen. The problems are more common and the opinions are not consistent with the large-scale warping dams. From 1956 to 1959, a total of 102 large and medium-sized warping dams (formerly known as dugout earth dams) were built in the entire Yulin area. Over the past years, seven have been crushed and the remaining ninety-five have been destroyed with a failure rate of Seven percent. Some of the same