ISO/TR 24524:2019 details the hydraulic, mechanical and environmental conditions generally found in wastewater transport systems from toilets through to wastewater treatment plants, the general powers of wastewater services to manage discharges to sewers, and the responsibilities imposed on wastewater services by applicable local, regional or national legislation. 



Service activities relating to drinking water supply, wastewater and stormwater systems - Hydraulic, mechanical and environmental conditions in wastewater transport systems