How to build a 50 cubic meter water storage tank? We need a specific plan·

How to build a 50 cubic meter water storage tank? We need a specific plan·

This is more general, but the pool should not be too high, mainly for what use. If high water pressure is not required, it is recommended to build 1.5m-2m high. From a mathematical point of view, there are many conclusions and unclear objectives. It is suggested to add some supplementary questions, such as the least cost, safety, less land occupation, etc