For the realization of a building project, be it a reconstruction or a new building project, you need a new connection or a change connection to the public sewage system in connection with a building permit.
The monitoring of the municipal sewers, rainwater retention basins and pumping stations is the responsibility of the central The central construction yard is responsible for monitoring the city's sewers, rainwater retention basins and pumping stations.
Building permits are issued by the Building Administration and Supervision Office. In connection with the planning of your building project, you must think in good time about the drainage of the wastewater produced. A so-called drainage plan must be prepared.
A drainage plan can be prepared for you by an architect or a specialist planner, for example. The extract from the sewer inventory of the city of Hilden serves as the basis for this planning. You can obtain this by mail from the staff of the property drainage department on request. You submit the drainage plan in duplicate together with the completed drainage application.
If the plans you submit are in order, they will be approved. You will receive a corresponding connection and discharge permit.
After considering the drainage on the property, the private drainage must also be connected to the public sewer system. This involves the connection to the municipal wastewater, rainwater or combined sewer: In other words, the section from the property boundary to the municipal sewer. The responsibility for the connection lies with the owner of the connected property up to the main sewer.
An application for a property connection must be submitted for the creation of a new connection. This should be submitted before completion of the construction (if possible approx. 8 weeks before the planned move-in).
Existing connections can be used if necessary. If necessary, these must be renovated by the property owners. An application(renovation application) must also be submitted for this.
Property connections that are no longer used must be closed at the property owner's expense. An application for closure must be submitted for this purpose.
