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Anonymous users2024-01-23Generally, the pipeline is not exposed, such as buried soil or other materials (in the structure) is concealed; The fire protection and heating pipelines in the ceiling belong to the category of surface-mounted.
The exposed pipes are painted with identification colors, which are mainly used for daily management and maintenance, and can intuitively distinguish the use of pipelines.
Hello, in fact, it tells you how to construct.
The front section of the line from the floor meter box to the household box adopts the metal trunking in the ceiling, and the front section is laid with the metal trunking in the ceiling. >>>More
It is to ask you to make the red part into the CAD drawing, which is easy to save and view, and then you give a description of the production process according to the changed drawing, determine the feasibility of this change and the existing problems, this is the basic plan, and then see what your boss says.
E stands for grounding. The various commonly used symbols on hydropower drawings are as follows. >>>More
Let's refer to the datum.
According to practical testing, the height of 50 pipes of kitchen drain should not be less than 150-200 mm based on the tile floor. >>>More