DETENTION PONDS ALONG THE D8 The section 0805 Lovosice – Rehlovice is the last unfinished part of D8 motorway (the total length being 16,4 km). As soon as it is finished, it will connect Prague to Ústí nad Labem and the border of the Czech Republic; here D8 interlinks with an already existing A17 motorway in Germany (in the direction of Dresden). One of important issues that needed to be addressed in the course of the project, was water management & control system – predominantly surface water treatment (total area of public roads is approximately 400 000 m ). Rainwater flowing off the road surface may be contaminated with oil products and other chemicals and therefore the water flow must be channeled – prior to being released into watercourse – through rainwater sediment tanks and detenti

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