【Daily Question】Utilities - Mechanical & Electrical - 20190211
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The construction principle for building piping systems is (). A. Large pipes give way to small pipes B. Air pipes give way to water pipes C. Non-pressure pipes give way to pressure pipes D. Electrical pipes give way to water pipes 【Answer】D 【Explanation】When preparing a construction plan, it is generally advisable to start with the more difficult tasks first and move on to the easier ones, as well as to handle larger components before smaller ones. The principle for piping arrangement is that small pipes should give way to large pipes, electrical pipes to water pipes, water pipes to air pipes, and pressure pipes to non-pressure pipes.
B. Air ducts give way to water pipes C. Non-pressure pipes give way to pressure pipes D. Electrical wires give way to water pipes