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The group “Geysermarkt” is an artificial name that stems from the original establishment of the company. In addition to Bortubo, Placasmurcia and the old shareholders have a stake in the business....

According to [1], the average costs for sewer rehabilitation determined based on the figures estimating the costs for repair, renovation and renewal in 2004 amount to 540 euros per meter repaired...

A new patent application from Austria has aroused much interest in recent weeks. TU Vienna has invented a bridge construction method based on the principle of the umbrella. Thin-walled precast parts...