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Development plans no. 170s and 170n in Witten
- Client: Wastewater Utility of the City of Witten (ESW)
- Duration: 2004 - 2006
- Analysis and evaluation of technical alternatives for storm water management regarding the development plans n° 170s (34,000 m² settlement area) and 170n (31,000 m²)
- Services provided: Infrastructural planning with technical-economic comparison of basin-percolation / infiltration-trench system vs. separated sewage system with storm water tank
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New settlement area "Am Hölder" in Bonn-Röttgen
- Client: Federal City of Bonn
- Duration: 2001 - 2005
- Storm water management concept and dewatering planning for the settlement area "Am Hölder" (110,000 m² settlement area, 375 housing units)
- Services provided: Elaboration of the concept in cooperation with architects; specialised expertise for the development plan; infrastructural planning with open drains or (alternatively) storm water sewers and centralised percolation fields (3,800 m²) plus storm water retention tanks (650 m³)
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Development plan Herdecke Hospital "Gemeinschaftskrankenhaus Herdecke"
- Client: Gemeinschaftskrankenhaus Herdecke
- Duration: 1998 - 2000
- Storm water management and special expertise regarding development plan (110,000 m²)
- Services provided: Subcontracted surveillance, space assessment, development of an integrated concept and selected measures (like storm water percolation facilities); elaboration of the documents and reporting for the construction permission (information materials for the so-called "B-Planning-Procedure")
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