1.1 The Horizontal project and the Work Package 7 The revision of the Sewage Sludge Directive 86/278/EEC, the upcoming Composting Directive on the biological treatment of biodegradable waste and the Soil Monitoring Directive call for standards on sampling, hygienic and biological parameters, methods for inorganic and organic contaminants, and for mechanical properties of these materials. 1.2 Desk study subject The Task Group 3 (TG3) of CEN/TC308/WG1 defined 3 physical states for sludge (CEN/TC308/WG1/TG3, 2000): a) Liquid: sludge flowing under the effect of gravity or pressure below a certain threshold. b) Paste-like: sludge capable of continuous flow under the effect of pressure above a certain threshold and having a shear resistance below a certain threshold. c) Solid: sludge having a shear resistance above a certain threshold. 1.3 Evaluation of needs for control of operations and material characteristics 1.3.1 Evaluation of needs for control of operation 1.3.2 Material characteristics 1.4 Search for existing standards and methods The first action carried out consisted in searching for existing standards and non-standardised methods to be possibly used or adapted for utilisation in the specific field of consistency evaluation. 1.5 Basic information
BS PD CEN/TR 15463-2007由英国标准学会 GB-BSI 发布于 2007-08-31,并于 2007-08-31 实施。
BS PD CEN/TR 15463-2007 在中国标准分类中归属于: Z50 大气、水、土壤环境质量标准,在国际标准分类中归属于: 13.030.20 液态废物、淤泥。
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