Comprehensive Skills: Outdoor Fire Hydrant Installation and Commissioning Practice Questions
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Example: Regarding the installation of outdoor fire hydrant systems, which of the following practices in the installation of the fire hydrant bodies does not comply with the **engineering fire protection technical standards?** A. The fire hydrant should be installed 2.0 meters above the level of the sidewalk. B. When installing an outdoor above-ground fire hydrant, its top should be at a height of 0.64 meters above the ground. C. The fitting connecting the fire hydrant to the main pipeline should have a base at its bottom. D. The bottom of the supply pipe inside the fire hydrant chamber should be at least 0.2 meters above the bottom of the chamber, and the distance from the top of the fire hydrant to the bottom of the cover should also be at least 0.2 meters
A【Explanation】The fire hydrant is installed 1.0 m above the sidewalk surface
Example: Regarding the installation of outdoor fire hydrant systems, which of the following practices in the installation of the fire hydrant bodies does not comply with the **engineering fire protection technical standards?** A. Fire hydrants should be installed 2.0 meters above the level of the sidewalk. B. When installing outdoor above-ground fire hydrants, the top of the hydrant should be at a height of 0.64 meters above the ground. C. The connections between the hydrant and the main pipeline, such as tees or elbows, should have a base at their lower end. D. The bottom of the supply pipe inside the hydrant pit should be at least 0.2 meters above the bottom of the pit, and the distance from the top of the hydrant to the bottom of the pit cover should also be at least 0.2 meters