| сети ливневой канализации | stormwater mains (UBC's Energy and Water Services (EWS) unit is responsible for the management and maintenance of all campus stormwater mains. A drain is the primary vessel or conduit for unwanted water or waste liquids to be flumed away, either to a more useful area, funnelled into a receptacle, or run into sewers or stormwater mains as waste discharge to be released or processed. services, utilities and stormwater mains. This supplementary specification relates to the insitu lining or patch of existing stormwater mains, as a protective measure, prior to works over and around existing mains. Alexander Demidov) |
