Yumenhe reservoir is a counter reservoir in the Luohe River, and the geological condition of the dam is very complicated. Arch dam was recommended in the feasibility stage.
禹门河水库是洛河上的一座反调节水库，坝址地质条件较复杂，就拱坝与重力坝两种坝型而言各有优缺点。
2
Method of prototype study of strain of dam foundation rock and results are presented; Effective modulus of elasticity of foundation rock is obtained by counter-deduction and the stress is calculated.