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12 results found for "drainage"
Notification of start of work on site drainage
If you wish to carry out work on property drainage systems, the company carrying out the work must notify the municipal drainage department before starting construction.
Closure of duct connections
On request, sewer connections can be closed permanently or temporarily to secure the sewer and excavation pit during construction work.
Temporary sewer connections
If you are planning construction site facilities or events (street parties, etc.), you can request temporary sewer connections for sanitary containers.
Authorisation for site drainage
If you wish to construct or modify a property drainage system, drainage plans must be submitted in advance for approval.
Inspection of site drainage plans
If you would like to view the drainage plans for your detached house or apartment block, you can make an appointment.
Site drainage digital plan copy
If you require a copy of the drainage plan for your property drainage system, you can submit an application here.
Water outlet for garden irrigation
If you do not discharge large quantities of irrigation water for your garden into the municipal sewage system, you can apply for a reduction in the drainage fee.
Amalgam separator authorisation
If you operate a dental practice, no liquids or substances classified as hazardous may be discharged into the municipal drainage system.
Permit for rainwater infiltration
If you wish to infiltrate rainwater in a targeted manner, you must obtain a water law permit under certain conditions.
Authorisation for waste water from façade cleaning
A discharge permit is required for the discharge of wastewater from surface cleaning (e.g. facades, underground car parks) into the municipal sewage system.
Information on sewerage systems
For information on the location of the municipal public sewer and its structures on public and private land, please contact the information centre.