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Generally, the waterproof base layer should be 20-40cm high on the wall, and the main test scope is the place where a large number of water stains will be splashed in the rain.
After the construction of the toilet is completed, all the sewers of the toilet are blocked, and a 25 cm thick "threshold" is built at the door, and then 20 cm high water is poured into the bathroom. After 24 hours, check the surrounding walls and floors for obvious leaks.
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Let's give you the most detailed steps to do the closed water test, so that you will look more clear.
1. After the waterproof construction is completed, the closed water test can be done after 24 hours;
2. Temporarily block the floor drain and the perimeter of the pipeline mouth;
3. Build a 20cm high retaining wall at the door;
4. Start to store water, with a depth of 5-20 cm, and mark the water level;
5. Water storage time 48 72 hours;
6. After the water is closed on the first day, see if the water level has dropped significantly, if so, please check whether there is leakage around the roof and pipes downstairs in time, if not, continue to close the water;
7. On the third day, the water is closed, and the downstairs ceiling and roof pipes are fully inspected.
8. Carry out the next process after being fully qualified.
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About five centimeters can be used for a day.
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If possible, the experiment will be conducted according to the height of the waterproofing material.
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In accordance with the requirements of the "Roofing Engineering Quality Acceptance Code GB50207-2002", the roof water storage test should be divided into two times, 1. The first time is to carry out the water storage test on the structural layer before the construction of the waterproof layer;
2. The second time is to wait for the completion of the construction of the waterproof layer, and carry out the water storage test on the completed surface;
3. The time of each water storage test shall not be less than 24h, and the water storage height shall be 2-3cm higher than the highest point, and each water storage test shall be signed by the supervising engineer for acceptance records.
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After the waterproofing is done and dries for 24 hours, you can do the closed water test, and after the waterproof layer is completely dry, the waterproof coating can be completely dried in about 12 hours for the closed water test of the roof and bathroom.
As for the drying time of the waterproof layer, it will be different depending on the waterproof material used, which needs to be done after the waterproof layer is completely dry, and you can do a 48-72 hour closed water test, and the weather during construction is slightly different. Mortar waterproofing agent can be completely dried in about 24 hours in fine weather.
Test process: After the closed water conditions are met, the closed water test of the pipeline can be carried out. The test is carried out in sections from the upstream to the downstream, and after the upstream test is completed, it can be filled with water downstream, and the reverse section test is carried out to save water. The phases of the trial are described below:
Water injection immersion: The water level of the closed water test should be 2 meters above the top of the upstream pipe in the test section, and the water should be irrigated to the height close to the upstream wellhead. During the water injection process, the pipe plugging, pipeline, and well body should be checked for no water leakage and serious water seepage, and the closed water test should be carried out in the soaking pipe and well for 1 2 days.
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The closed water test of the roof and bathroom needs to be done after the waterproof layer is completely dry, and the drying time of the waterproof layer will be slightly different depending on the waterproof material used, the weather during construction, etc. Mortar waterproofing agent can be completely dried in about 24 hours in clear weather, and waterproof coating can be completely dried in about 12 hours.
After the waterproofing layer is completely dry, you can do a closed water test for 48-72 hours.
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After the waterproof is done and dry for 24 hours, you can do the closed water test, and generally try 48 hours to see if there is water seepage downstairs, if not.
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It is done before the next process begins, provided that there are conditions for waterproofing, such as reaching solidification strength.
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Block the aisle door, put in the water, and store it for a few days to observe.
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1. The closed water test is also called the water storage test, which should be filled with water and the water should have sufficient volume. The water storage depth of the water storage test should not be less than 20mm, the water storage height is generally 30-100mm, the water storage time is 24 hours, and the water surface has no obvious drop to be qualified.
2. This test is generally done on the roof, toilet or room with waterproof requirements. In the early stage of the water storage test, it should be inspected downstairs every 1 hour, and every 2-3 hours in the later stage. If water leakage is found, the water storage test should be stopped immediately, the waterproof layer should be re-improved, and the water storage test should be carried out after the treatment is qualified.
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First of all, make sure that the waterproofing is qualified. Under the premise of qualification, if there is not a lot of water on the ground, the floor tiles can be paved. If there is more water, and the construction period is not urgent, it can be cooled and dried naturally, and if the construction period is urgent and needs to be treated, it can be leaked away by the floor drain.
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In fact, from the first waterproof you have to carry out the closed water test, the second closed water test, it is difficult to find the problem downstairs, because, your home has a sinking pit, the second closed water test, even if the water leakage is the first to enter the sinking pit, and then to reach the downstairs, in this way, unless the two waterproofs are useless, otherwise the downstairs can not find the problem. The water used in the second closed water test will take a long time to reach the downstairs. x0d x0a So, if your first closed water test is okay, the second time is okay.
Still, it's good for you to do it again, just in case. The method is: after putting the water in, put a tile in the water, so that the surface of the tile is level with the horizontal plane, if there is water seepage within 24 hours, then the water will be lower than that tile.
It is not easy to answer the question, please understand! ★
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After the construction of the toilet is completed, the water storage test should be done for () hours. The file is durable.
Correct answer)
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The duration of the waterproofing test depends on a number of factors, including the size of the restroom, design, materials, and the quality of construction. In general, the time for the toilet waterproof storage test is between 24 hours and 48 hours.
First of all, the size of the restroom is an important factor that affects the duration of the test. If the toilet is small, the test time can be relatively short, because the water penetration range is small, and it is easy to observe whether there is leakage. Conversely, if the restroom is larger, the testing time may need to be longer to ensure that all areas have been adequately tested.
Secondly, the design of the restroom and the slag of the materials will also have an impact on the test time. If the restroom is made of high-quality waterproofing materials and design, the testing time can be relatively short. This is because high-quality waterproofing materials and designs provide better waterproofing and reduce the likelihood of leakage.
Conversely, if the design and materials of the restroom are of poor quality, the testing time may need to be extended to adequately detect possible problems.
Finally, the quality of construction will also have an impact on the time of the trial. If the construction quality is high, the test time can be relatively short, as the applicator is able to ensure the quality and integrity of the waterproofing layer. Conversely, if the quality of the construction is low, the test time may need to be extended to ensure the effectiveness of the waterproofing layer.
In summary, the time of the toilet waterproof water storage test is usually between 24 hours and 48 hours, and the specific time depends on factors such as the size, design, materials and construction quality of the bathroom. In order to ensure the quality and reliability of the waterproofing layer, it is recommended to carry out sufficient test time.
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