TECHNICAL SUPPORT DOCUMENT TO THE DEVELOPMENT OF THE SOUTH AFRICAN SLUDGE GUIDELINES: VOLUME 3: REQUIREMENTS FOR THE ON-SITE AND OFF-SITE DISPOSAL OF SLUDGE. Download - Stars (0) 394 Downloads Owner: Hendrick Manaiwa Version: 1.0 Last Updated: 22-09-2020 9:15 DescriptionPreview Posted in Uncategorized.