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1 工程概况老虎洞水库位于淮河流域沙颍河水系北汝河支流青龙河上游,控制流域面积43.3km~2。总库容2027万m~3,是一座以防洪、灌溉为主,兼顾水产养殖、城镇供水和旅游等综合利用的中型水库。大坝为均质土坝,坝顶高程260.0m,河槽段坝高约34m,坝顶总宽7.0m,净宽6.5m,坝长270m。大坝坝基上层(主河槽段)为厚约8m的砂卵石覆盖层,下伏为石灰岩基岩。
1 Project Overview Tiger Cave Reservoir is located in the Huaihe River Basin Shaying River North Ruhe tributary of the upper reaches of the Qinglong River, the control basin area of 43.3km ~ 2. The total storage capacity of 20.27 million m 3, is a flood control, irrigation, taking into account the comprehensive utilization of aquaculture, urban water supply and tourism medium-sized reservoirs. The dam is a homogeneous earth dam with a crest elevation of 260.0m and a dam height of about 34m in the river channel section. The total crest width is 7.0m, the net width is 6.5m and the dam length is 270m. The upper dam foundation (main channel section) is a sand-pebble covering about 8 m thick with underlying limestone bedrock.