Inventarisierung private Liegenschaftsentwässerungen (Ingenieurleistungen)

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The municipality of Oberengstringen intends to create an inventory of the private property drainage systems (LEW) throughout the entire municipal territory. To this end, the LEW of around 600 private plots are investigated using georeferenced sewer CCTV inspections. The project perimeter is divided into six investigation areas, which are processed in stages between mid-2027 and mid-2033. The aim is to record the location and condition of the private LEW, identify any rehabilitation needs, and establish the basis for updating the GIS-based asset register. External engineering services are procured for the expert and organizational implementation of the inventory. In a first step, the existing procedure concept is to be specified and the submission for the sewer CCTV recordings is to be carried out. Subsequently, a detailed concept for the sewer CCTV recordings is to be developed and their execution is to be coordinated and accompanied. This also includes the preparation of the basis for the sewer cleaning company and information letters to the owners. After the recordings, the location and condition information is to be evaluated, plans are to be created, and the owners are to be…

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