1 工程概况 冶源水库总库容2.03亿m~ 3,主坝长650m,最大坝高27.3m,为粘土心墙砂壳坝。主河槽为第四纪砂夹砾石覆盖层,厚约9m,基岩为白垩纪凝灰角砾石和火山角岩。基槽开挖至新鲜基岩。2 测压管布设情况 冶源水库主坝目前使用的测压管是1982年安设的,为铁管,共设3排19根,位于0+195,0+32O和0+435桩号处,并配备了自动 1 Project Overview Yeyuan reservoir total storage capacity of 203 million m ~ 3, the main dam length 650m, the maximum dam height 27.3m, for the sand core wall clay dam. The main channel is Quaternary sand folder gravel cover, about 9m thick, bedrock Cretaceous gravel and volcanic rock. Base trench excavated to fresh bedrock. 2 The layout of the piezometric tube The main piezometer used in the main dam of the Yeyuan Reservoir was installed in 1982 and is an iron pipe with 19 rows of 3 rows located at 0 + 195,0 + 32O and 0 + 435 stations , And equipped with automatic