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Daniel Liberacki, Malwina Olejniczak
Uniwersytet Przyrodniczy, Poznań

Streszczenie
This paper presents research results and field observations, the technical condition of water supply and drainage facilities. The aim of this study was to evaluate the technical condition of water and drainage facilities located in selected streams of the Zielonka Forest. Research includes Struga Owińska from km 0+000 to km 800 along with Potaszka tributary, Trojanka stream from km 0+000 to km 1+530 also with its tributary, and Goślinka stream from km 5+000 to km 9+050 and its tributary – outgoing stream from Bolechowskie lake. Assessment of water and drainage infrastructure was based on author’s field observations, during which photographic documentation was performed. Assessment of needs for renovation and modernization of water supply and drainage devices was accomplished using modified Kacy and Interewicz method As a result of the research, stated that up to 85,8% of water and drainage devices need urgent renovation and modernization. 24 structures and 9,80 km of streams need reconstruction and conservation.

Słowa kluczowe
potrzeby renowacji; modernizacja urządzeń

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