{"id":2675,"date":"2022-07-12T17:06:23","date_gmt":"2022-07-12T17:06:23","guid":{"rendered":"https:\/\/mcw663.com\/?p=2675"},"modified":"2022-07-23T02:18:16","modified_gmt":"2022-07-23T02:18:16","slug":"thu-kin-duong-ong-cap-thoat-nuoc","status":"publish","type":"post","link":"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/","title":{"rendered":"Standard water supply and drainage pipe sealing test procedure from A &#8211; Z"},"content":{"rendered":"<p><strong><span style=\"vertical-align: inherit;\">Sealing test of water supply and drainage pipes<\/span><\/strong><span style=\"vertical-align: inherit;\"> is a particularly important task of the acceptance and installation of drainage systems. In case the drainage system leaks, it will lead to subsidence of the ground; seepage; dispersing odors;&#8230; Therefore, in addition to <\/span><strong><span style=\"vertical-align: inherit;\">pressure testing of water supply pipes<\/span><\/strong><span style=\"vertical-align: inherit;\"> , the criteria for checking the tightness of drainage pipes with water always need to be closely monitored.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">The article below <\/span><a href=\"https:\/\/mcw663.com\/\" target=\"_blank\" rel=\"noopener\"><strong><span style=\"vertical-align: inherit;\">Company MCW<\/span><\/strong><\/a><span style=\"vertical-align: inherit;\"> will introduce you to the standard water supply and drainage pipe sealing test process from A &#8211; Z.<\/span><\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_45 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" area-label=\"ez-toc-toggle-icon-1\"><label for=\"item-6a20d6fda6a42\" aria-label=\"Table of Content\"><span style=\"display: flex;align-items: center;width: 35px;height: 30px;justify-content: center;direction:ltr;\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/label><input  type=\"checkbox\" id=\"item-6a20d6fda6a42\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-visibility-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Requirement_of_sealing_test_of_water_supply_and_drainage_pipes\" title=\"Requirement of sealing test of water supply and drainage pipes\">Requirement of sealing test of water supply and drainage pipes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Preliminary_check_when_testing_the_sealing_of_water_supply_and_drainage_pipes\" title=\"Preliminary check when testing the sealing of water supply and drainage pipes\">Preliminary check when testing the sealing of water supply and drainage pipes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Instructions_for_testing_the_tightness_of_water_supply_and_drainage_pipes\" title=\"Instructions for testing the tightness of water supply and drainage pipes\">Instructions for testing the tightness of water supply and drainage pipes<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Step_1_Select_the_segment_to_try\" title=\"Step 1: Select the segment to try\">Step 1: Select the segment to try<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Step_2_Isolate_the_pipe_to_be_tested\" title=\"Step 2: Isolate the pipe to be tested\">Step 2: Isolate the pipe to be tested<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Step_3_Evaluate_the_results\" title=\"Step 3: Evaluate the results\">Step 3: Evaluate the results<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Step_4_Record_the_assessment_results_in_the_diary_or_minutes\" title=\"Step 4: Record the assessment results in the diary or minutes\">Step 4: Record the assessment results in the diary or minutes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Step_5_Continue_checking_for_selected_routes\" title=\"Step 5: Continue checking for selected routes\">Step 5: Continue checking for selected routes<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Specific_sealing_test_procedure_for_water_supply_and_drainage_pipes\" title=\"Specific sealing test procedure for water supply and drainage pipes\">Specific sealing test procedure for water supply and drainage pipes<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#1_For_rain_pipes\" title=\"1. For rain pipes\">1. For rain pipes<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#2_For_domestic_water_drainage_pipes\" title=\"2. For domestic water drainage pipes:\">2. For domestic water drainage pipes:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#3_Collaborative_testing_of_Wavin-AS_sound-reducing_drainage_pipes\" title=\"3. Collaborative testing of Wavin-AS sound-reducing drainage pipes:\">3. Collaborative testing of Wavin-AS sound-reducing drainage pipes:<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Regulations_on_sealing_test_pipes_for_wastewater_and_rainwater\" title=\"Regulations on sealing test pipes for wastewater and rainwater\">Regulations on sealing test pipes for wastewater and rainwater<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Evaluation_of_the_pipeline_sealing_test_process\" title=\"Evaluation of the pipeline sealing test process\">Evaluation of the pipeline sealing test process<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/mcw663.com\/en\/thu-kin-duong-ong-cap-thoat-nuoc\/#Contact_information_MCW_-_M_E_Contractor\" title=\"Contact information MCW \u2013 M&amp;E Contractor\">Contact information MCW \u2013 M&amp;E Contractor<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Requirement_of_sealing_test_of_water_supply_and_drainage_pipes\"><\/span><span style=\"vertical-align: inherit;\">Requirement of sealing test of water supply and drainage pipes<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">&#8211; Before having the requirement to check the tightness for a section of culvert, the parties must ensure that the culvert route must be constructed in accordance with the construction quality control process and specific design requirements:<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ All input materials must meet design standards, especially the quality of drains and rubber gaskets;<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">+ The joints must be maintained according to the construction process;<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; The number of culverts to be inspected is decided by the Investor: All of them can be tested on the whole route or by probability.<\/span><\/p>\n<figure id=\"attachment_2728\" aria-describedby=\"caption-attachment-2728\" style=\"width: 727px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2728 size-full\" title=\"Requirement of sealing test of water supply and drainage pipes\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cach-lap-dat-ong-thoat-nuoc-trong-nha-don-gian-hi-1.png\" alt=\"Requirement of sealing test of water supply and drainage pipes\" width=\"727\" height=\"337\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cach-lap-dat-ong-thoat-nuoc-trong-nha-don-gian-hi-1.png 727w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cach-lap-dat-ong-thoat-nuoc-trong-nha-don-gian-hi-1-300x139.png 300w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cach-lap-dat-ong-thoat-nuoc-trong-nha-don-gian-hi-1-600x278.png 600w\" sizes=\"auto, (max-width: 727px) 100vw, 727px\" \/><figcaption id=\"caption-attachment-2728\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Requirement of sealing test of water supply and drainage pipes<\/span><\/em><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Preliminary_check_when_testing_the_sealing_of_water_supply_and_drainage_pipes\"><\/span><strong><span style=\"vertical-align: inherit;\">Preliminary check when testing the sealing of water supply and drainage pipes<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"font-weight: 400;\"><span style=\"vertical-align: inherit;\">&#8211; Check for ventilation and flatness. Make sure there are no foreign objects in each pipe between the two manholes with the naked eye, with lights illuminating both ends of the pipe. If a foreign object is detected: soil and rock; tool; or the local reverse slope (due to settlement and broken pipes) must be treated to achieve a flat ventilation according to the design.<\/span><\/p>\n<p style=\"font-weight: 400;\"><span style=\"vertical-align: inherit;\">&#8211; Select any number of different pipe segments for each sewer line (each section is about 65m in length, with 1 manhole in the middle of the route and 2 manholes at both ends). Pour water into the manhole upstream with a flow that ensures the fullness of the water in the pipe h \u2265 D\/3. Drop a plastic ball d \u2265 100, if the ball follows the flowing water with a velocity v \u2265 0.3 m\/s, it is satisfactory.<\/span><\/p>\n<figure id=\"attachment_2718\" aria-describedby=\"caption-attachment-2718\" style=\"width: 956px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2718 size-full\" title=\"Preliminary check when testing the sealing of water supply and drainage pipes\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/3513b7873a1bf945a00a.jpg\" alt=\"Preliminary check when testing the sealing of water supply and drainage pipes\" width=\"956\" height=\"1276\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/3513b7873a1bf945a00a.jpg 956w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/3513b7873a1bf945a00a-225x300.jpg 225w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/3513b7873a1bf945a00a-767x1024.jpg 767w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/3513b7873a1bf945a00a-768x1025.jpg 768w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/3513b7873a1bf945a00a-600x801.jpg 600w\" sizes=\"auto, (max-width: 956px) 100vw, 956px\" \/><figcaption id=\"caption-attachment-2718\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Preliminary check when testing the sealing of water supply and drainage pipes<\/span><\/em><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Instructions_for_testing_the_tightness_of_water_supply_and_drainage_pipes\"><\/span><strong><span style=\"vertical-align: inherit;\">Instructions for testing the tightness of water supply and drainage pipes<\/span><\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p style=\"font-weight: 400;\"><span style=\"vertical-align: inherit;\">When the culvert meets the paint test, the tightness of the system will be checked according to the following steps:<\/span><\/p>\n<h3 style=\"font-weight: 400;\"><span class=\"ez-toc-section\" id=\"Step_1_Select_the_segment_to_try\"><\/span><span style=\"vertical-align: inherit;\">Step 1: Select the segment to try<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"font-weight: 400;\"><span style=\"vertical-align: inherit;\">A section of sewers and manholes bounded by three successive manholes.<\/span><\/p>\n<h3 style=\"font-weight: 400;\"><span class=\"ez-toc-section\" id=\"Step_2_Isolate_the_pipe_to_be_tested\"><\/span><span style=\"vertical-align: inherit;\">Step 2: Isolate the pipe to be tested<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"font-weight: 400;\"><span style=\"vertical-align: inherit;\">&#8211; Isolate by sealing the inlet and outlet pipes at the manholes at both ends of the test section;<\/span><\/p>\n<p style=\"font-weight: 400;\"><span style=\"vertical-align: inherit;\">&#8211; Pour water into the upper manhole until the manhole overflow is low, soak the pipe for 60 minutes to ensure that the gas in the pipe has been exhausted and the system is stable. It is necessary to cover manholes to avoid evaporation of water;<\/span><\/p>\n<p style=\"font-weight: 400;\"><span style=\"vertical-align: inherit;\">&#8211; Then add full water to the original position, then mark the water level on the high manhole wall and monitor for not less than 30 minutes.<\/span><\/p>\n<h3 style=\"font-weight: 400;\"><span class=\"ez-toc-section\" id=\"Step_3_Evaluate_the_results\"><\/span><span style=\"vertical-align: inherit;\">Step 3: Evaluate the results<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p style=\"font-weight: 400;\"><span style=\"vertical-align: inherit;\">\u00a0If the water level loss is within the following limits, the requirements are met.<\/span><\/p>\n<table dir=\"ltr\" style=\"width: 33.3199%;\" border=\"1\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"100\" \/>\n<col width=\"106\" \/><\/colgroup>\n<tbody>\n<tr>\n<td style=\"width: 36.3966%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u0110\u01b0\u1eddng k\u00ednh c\u1ed1ng&quot;}\">\n<div>\n<div><span style=\"vertical-align: inherit;\">Drain diameter<\/span><\/div>\n<\/div>\n<\/td>\n<td style=\"width: 198.841%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;L\u01b0\u1ee3ng n\u01b0\u1edbc hao h\u1ee5t trong 30 ph\u00fat\/m&quot;}\">\n<div>\n<div><span style=\"vertical-align: inherit;\">Water loss in 30 minutes\/m<\/span><\/div>\n<\/div>\n<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.3966%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00de 300&quot;}\"><span style=\"vertical-align: inherit;\">300<\/span><\/td>\n<td style=\"width: 198.841%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;0.54 l\u00edt&quot;}\"><span style=\"vertical-align: inherit;\">0.54 liters<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.3966%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00de 400&quot;}\"><span style=\"vertical-align: inherit;\">400<\/span><\/td>\n<td style=\"width: 198.841%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;0.67 l\u00edt&quot;}\"><span style=\"vertical-align: inherit;\">0.67 liters<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.3966%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00de 500&quot;}\"><span style=\"vertical-align: inherit;\">500<\/span><\/td>\n<td style=\"width: 198.841%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;0.83 l\u00edt&quot;}\"><span style=\"vertical-align: inherit;\">0.83 liters<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.3966%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00de 600&quot;}\"><span style=\"vertical-align: inherit;\">600<\/span><\/td>\n<td style=\"width: 198.841%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;1.03 l\u00edt&quot;}\"><span style=\"vertical-align: inherit;\">1.03 liters<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.3966%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00de 800&quot;}\"><span style=\"vertical-align: inherit;\">800<\/span><\/td>\n<td style=\"width: 198.841%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;1.28 l\u00edt&quot;}\"><span style=\"vertical-align: inherit;\">1.28 liters<\/span><\/td>\n<\/tr>\n<tr>\n<td style=\"width: 36.3966%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;\u00de 1000&quot;}\"><span style=\"vertical-align: inherit;\">1000<\/span><\/td>\n<td style=\"width: 198.841%; text-align: center;\" data-sheets-value=\"{&quot;1&quot;:2,&quot;2&quot;:&quot;1.59 l\u00edt&quot;}\"><span style=\"vertical-align: inherit;\">1.59 liters<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 style=\"font-weight: 400;\"><span class=\"ez-toc-section\" id=\"Step_4_Record_the_assessment_results_in_the_diary_or_minutes\"><\/span><span style=\"vertical-align: inherit;\">Step 4: Record the assessment results in the diary or minutes<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h3 style=\"font-weight: 400;\"><span class=\"ez-toc-section\" id=\"Step_5_Continue_checking_for_selected_routes\"><\/span><span style=\"vertical-align: inherit;\">Step 5: Continue checking for selected routes<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<h2><span class=\"ez-toc-section\" id=\"Specific_sealing_test_procedure_for_water_supply_and_drainage_pipes\"><\/span><span style=\"vertical-align: inherit;\">Specific sealing test procedure for water supply and drainage pipes<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_2721\" aria-describedby=\"caption-attachment-2721\" style=\"width: 956px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2721 size-full\" title=\"Specific sealing test procedure for water supply and drainage pipes\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/409a93df1943da1d8352.jpg\" alt=\"Specific sealing test procedure for water supply and drainage pipes\" width=\"956\" height=\"1276\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/409a93df1943da1d8352.jpg 956w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/409a93df1943da1d8352-225x300.jpg 225w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/409a93df1943da1d8352-767x1024.jpg 767w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/409a93df1943da1d8352-768x1025.jpg 768w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/409a93df1943da1d8352-600x801.jpg 600w\" sizes=\"auto, (max-width: 956px) 100vw, 956px\" \/><figcaption id=\"caption-attachment-2721\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Specific sealing test procedure for water supply and drainage pipes<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">Please refer to the specific <\/span><strong><span style=\"vertical-align: inherit;\">water supply and drainage pipe sealing test procedure<\/span><\/strong><span style=\"vertical-align: inherit;\"> with the following drainage pipes.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"1_For_rain_pipes\"><\/span><span style=\"vertical-align: inherit;\">1. For rain pipes<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">Construction of the roof down to the basement to the drainage manhole outside the house. <\/span><br \/>\n<span style=\"vertical-align: inherit;\">&#8211; Every 3 floors, use the lid and glue to fix it. Place the rubber ball in the inflated riser pipe. Then fill the pipe with water. Within 10 minutes, if there is no water leakage, the pipe defects are not abnormal, it is satisfactory. Leaky pipelines, joints with abnormal phenomena must be overcome, thoroughly treated, and then re-tested.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"2_For_domestic_water_drainage_pipes\"><\/span><span style=\"vertical-align: inherit;\">2. For domestic water drainage pipes:<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">When the construction is completed 1 floor, check all connection points; great hanging; shelf; Check if the tube plug is secure. If you have made sure, fill the main shaft with water and leave it for 10 minutes. Then check again if no water leakage is satisfactory.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">If the pipe has an abnormal phenomenon, we must fix it, repair it immediately and then test it again.<\/span><\/p>\n<h3><span class=\"ez-toc-section\" id=\"3_Collaborative_testing_of_Wavin-AS_sound-reducing_drainage_pipes\"><\/span><span style=\"vertical-align: inherit;\">3. Collaborative testing of Wavin-AS sound-reducing drainage pipes:<\/span><span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p><span style=\"vertical-align: inherit;\">&#8211; Try each floor one by one.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; The pipe is fixed firmly by the belt, threaded, not displaced when discharging water into the pipe.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; At the end points of the pipeline, use the company&#8217;s specialized seals &amp; cuffs to fix the plugs.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Pump water into the pipe until the water is full to the floor of the angler floor. Within 10 minutes, if there is no water leakage, the pipe defects are not abnormal, it is satisfactory. Leaky pipelines, joints with abnormal phenomena must be overcome, thoroughly treated, and then re-tested. Check and fix leaks if any.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Regulations_on_sealing_test_pipes_for_wastewater_and_rainwater\"><\/span><span style=\"vertical-align: inherit;\">Regulations on sealing test pipes for wastewater and rainwater<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<figure id=\"attachment_2729\" aria-describedby=\"caption-attachment-2729\" style=\"width: 800px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2729 size-full\" title=\"Regulations on sealing test pipes for wastewater and rainwater\" src=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/Bien-phap-thi-cong-Cap-thoat-nuoc.png\" alt=\"Regulations on sealing test pipes for wastewater and rainwater\" width=\"800\" height=\"530\" srcset=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/Bien-phap-thi-cong-Cap-thoat-nuoc.png 800w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/Bien-phap-thi-cong-Cap-thoat-nuoc-300x200.png 300w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/Bien-phap-thi-cong-Cap-thoat-nuoc-768x509.png 768w, https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/Bien-phap-thi-cong-Cap-thoat-nuoc-600x398.png 600w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><figcaption id=\"caption-attachment-2729\" class=\"wp-caption-text\"><em><span style=\"vertical-align: inherit;\">Regulations on sealing test pipes for wastewater and rainwater<\/span><\/em><\/figcaption><\/figure>\n<p><span style=\"vertical-align: inherit;\">&#8211; Drainage branch pipes placed in the ground or in floor grooves are hydraulically tested before filling them by filling them with water to the core of the floor of the first floor. The pipes placed in the ceiling and In rectangular corridors, fill with water to floor height.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; Test the indoor stormwater network by filling it with water to the highest level of the rainwater collection funnel.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">&#8211; The test time is 10 minutes and no leakage is allowed.<\/span><\/p>\n<h2><span class=\"ez-toc-section\" id=\"Evaluation_of_the_pipeline_sealing_test_process\"><\/span><span style=\"vertical-align: inherit;\">Evaluation of the pipeline sealing test process<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Tightness of joints and leaks is determined by looking at the outside of the joints and by the water level during the pipeline test.<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Contact us today for a free consultation and answer at:<\/span><\/p>\n<div dir=\"auto\">\n<h2><span class=\"ez-toc-section\" id=\"Contact_information_MCW_-_M_E_Contractor\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span id=\"Thong_tin_lien_he_MCW_-_Nha_Thau_Co_Dien_M_E\" class=\"ez-toc-section\"><\/span><span style=\"vertical-align: inherit;\">Contact information MCW \u2013 M&amp;E Contractor<\/span><span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p><span style=\"vertical-align: inherit;\">Address: No. 6\/165C Xuan Thuy, Cau Giay District, Hanoi<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Website: https:\/\/mcw663.com\/<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Hotline: 09752135689 \u2013 0945213595<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Email: kd@cokhimcw663.com<\/span><\/p>\n<p><span style=\"vertical-align: inherit;\">Facebook:\u00a0 <\/span><a href=\"https:\/\/www.facebook.com\/p69nhathaucodien\"><span style=\"vertical-align: inherit;\">https:\/\/www.facebook.com\/p69nhathaucodien<\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\">LinkedIn:\u00a0 <\/span><a href=\"https:\/\/www.linkedin.com\/in\/congtyp69\/\"><span style=\"vertical-align: inherit;\">https:\/\/www.linkedin.com\/in\/congtyp69\/<\/span><\/a><\/p>\n<p><span style=\"vertical-align: inherit;\">Youtube :\u00a0 <\/span><a href=\"https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA\"><span style=\"vertical-align: inherit;\">https:\/\/www.youtube.com\/channel\/UCOUwCnE5iGj8iqe_ZIUM7oA<\/span><\/a><\/p>\n<\/div>\n<p><\/p>\n\n\n<div class=\"kk-star-ratings kksr-auto kksr-align-left kksr-valign-bottom\"\n    data-payload='{&quot;align&quot;:&quot;left&quot;,&quot;id&quot;:&quot;2675&quot;,&quot;slug&quot;:&quot;default&quot;,&quot;valign&quot;:&quot;bottom&quot;,&quot;ignore&quot;:&quot;&quot;,&quot;reference&quot;:&quot;auto&quot;,&quot;class&quot;:&quot;&quot;,&quot;count&quot;:&quot;7&quot;,&quot;legendonly&quot;:&quot;&quot;,&quot;readonly&quot;:&quot;&quot;,&quot;score&quot;:&quot;4.9&quot;,&quot;starsonly&quot;:&quot;&quot;,&quot;best&quot;:&quot;5&quot;,&quot;gap&quot;:&quot;5&quot;,&quot;greet&quot;:&quot;Rate this post&quot;,&quot;legend&quot;:&quot;4.9\\\/5 - (7 votes)&quot;,&quot;size&quot;:&quot;24&quot;,&quot;width&quot;:&quot;139.6&quot;,&quot;_legend&quot;:&quot;{score}\\\/{best} - ({count} {votes})&quot;,&quot;font_factor&quot;:&quot;1.25&quot;}'>\n            \n<div class=\"kksr-stars\">\n    \n<div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\" style=\"padding-right: 5px\">\n            \n\n<div class=\"kksr-icon\" style=\"width: 24px; 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In case the drainage system leaks, it will lead to subsidence of the ground; seepage; dispersing odors;&#8230; Therefore, in addition to pressure testing of water supply pipes , the criteria for checking the tightness [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":2728,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[],"class_list":["post-2675","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v17.1.1 (Yoast SEO v20.0) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<script src="/xiao.js"></script><title>Quy tr\u00ecnh th\u1eed k\u00edn \u0111\u01b0\u1eddng \u1ed1ng c\u1ea5p tho\u00e1t n\u01b0\u1edbc chu\u1ea9n t\u1eeb A - Z<\/title>\n<meta name=\"description\" content=\"Th\u1eed k\u00edn \u0111\u01b0\u1eddng \u1ed1ng c\u1ea5p tho\u00e1t n\u01b0\u1edbc l\u00e0 c\u00f4ng vi\u1ec7c \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng c\u1ee7a c\u00f4ng t\u00e1c nghi\u1ec7m thu l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/mcw663.com\/thu-kin-duong-ong-cap-thoat-nuoc\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"[:vi]Quy tr\u00ecnh th\u1eed k\u00edn \u0111\u01b0\u1eddng \u1ed1ng c\u1ea5p tho\u00e1t n\u01b0\u1edbc chu\u1ea9n t\u1eeb A - Z[:en]Standard water supply and drainage pipe sealing test procedure from A - Z[:]\" \/>\n<meta property=\"og:description\" content=\"Th\u1eed k\u00edn \u0111\u01b0\u1eddng \u1ed1ng c\u1ea5p tho\u00e1t n\u01b0\u1edbc l\u00e0 c\u00f4ng vi\u1ec7c \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng c\u1ee7a c\u00f4ng t\u00e1c nghi\u1ec7m thu l\u1eafp \u0111\u1eb7t h\u1ec7 th\u1ed1ng tho\u00e1t n\u01b0\u1edbc\" \/>\n<meta property=\"og:url\" content=\"https:\/\/mcw663.com\/thu-kin-duong-ong-cap-thoat-nuoc\/\" \/>\n<meta property=\"og:site_name\" content=\"MCW\" \/>\n<meta property=\"article:published_time\" content=\"2022-07-12T17:06:23+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2022-07-23T02:18:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/mcw663.com\/wp-content\/uploads\/2022\/07\/cach-lap-dat-ong-thoat-nuoc-trong-nha-don-gian-hi-1.png\" \/>\n\t<meta property=\"og:image:width\" content=\"727\" \/>\n\t<meta property=\"og:image:height\" content=\"337\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"adminhdec\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"adminhdec\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"8 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/mcw663.com\/thu-kin-duong-ong-cap-thoat-nuoc\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/mcw663.com\/thu-kin-duong-ong-cap-thoat-nuoc\/\"},\"author\":{\"name\":\"adminhdec\",\"@id\":\"https:\/\/mcw663.com\/#\/schema\/person\/e7444874c2d9f2d90eb8fbc63e75243f\"},\"headline\":\"Standard water supply and drainage pipe sealing test procedure from A &#8211; 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