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Anonymous users2024-01-24Do not pass through the drainage bend to the bedroom on the lower floor, otherwise the drainage noise will affect your sleep. Hang a roof in the space where the lower roof passes, and give a manhole.
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Anonymous users2024-01-23Turn around and leave the manhole to be OK
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Anonymous users2024-01-22Each row is separated, and then the supervisor is connected.
Drainage pipe diameter: DN100 diameter is required for toilets, DN75 is required for more than 3 urinals, and DN32 is required for washbasins. >>>More
Building Water Supply and Drainage Code Article stipulates that on the domestic drainage pipeline, the inspection port and cleaning port should be set up according to the following provisions: 1. The distance between the inspection ports on the cast iron drainage riser should not be greater than 10m, and the plastic drainage riser is generally set up with an inspection port on the sixth floor, but on the lowest floor of the building and the highest floor of the building above the second floor with sanitary appliances, the inspection port should be set up; When the riser bends horizontally or there is a B-shaped pipe, the bend of the riser and the upper part of the B-shaped pipe should be provided with an inspection port. So first look at what materials you use, and then set it up according to the regulations. >>>More
Water supply and drainage tube wells, air shafts and other tube wells cannot be combined and arranged. >>>More
You're talking about secondary waterproofing, and I suggest you should do it. >>>More
Your boss is too exaggerated, isn't it? If you don't let someone take you down, you can go straight to the school, ask the master for advice, or go to the next one that someone else does. Combined with design specifications.