{"id":224620,"date":"2024-10-19T14:35:42","date_gmt":"2024-10-19T14:35:42","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-141502019-tc\/"},"modified":"2024-10-25T08:21:48","modified_gmt":"2024-10-25T08:21:48","slug":"bs-en-141502019-tc","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-141502019-tc\/","title":{"rendered":"BS EN 14150:2019 – TC"},"content":{"rendered":"
This document specifies a method for measuring the steady-state liquid flow through a geosynthetic barrier, used to contain liquids in long-term applications. The test method and described apparatus allow the measurement of flows accurately down to 10?6 m\u00b3\/m\u00b2\/day. In particular circumstances where testing indicates that values obtained for a geosynthetic barrier lie below the threshold of sensitivity of this test method, then the value of liquid flow is declared as being less than10?6 m\u00b3\/m\u00b2\/day. Due to its long duration, this test method is not suitable for production control testing. Clay geosynthetic barriers cannot be tested with this apparatus.<\/p>\n
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26<\/td>\n | undefined <\/td>\n<\/tr>\n | ||||||
30<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions 4 Principle 5 Apparatus 5.1 Cell <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | 5.2 Volume measuring devices and pressure delivery system <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | 5.3 Liquid supply 5.4 Temperature control <\/td>\n<\/tr>\n | ||||||
34<\/td>\n | 6 Specimens 7 Procedure 7.1 General 7.2 Installation 7.2.1 General 7.2.2 Type A volume measuring devices: <\/td>\n<\/tr>\n | ||||||
35<\/td>\n | 7.2.3 Type B volume measuring devices: 7.3 Test stage <\/td>\n<\/tr>\n | ||||||
36<\/td>\n | 8 Results 9 Test validity <\/td>\n<\/tr>\n | ||||||
37<\/td>\n | 10 Test report <\/td>\n<\/tr>\n | ||||||
38<\/td>\n | Annex A (normative)Description of post-control stages A.1 General A.2 First post-control stage A.3 Second post-control stage A.4 Calculations <\/td>\n<\/tr>\n | ||||||
39<\/td>\n | A.5 Volume-temperature dependence coefficients A.6 Test <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" Tracked Changes. Geosynthetic barriers. Determination of permeability to liquids<\/b><\/p>\n |