AMA49902 - Loifarn - Dorfgastein; Oberer und Unterer Klammtunnel Modernisierung, km 7,416-8,949, Bau - Ertüchtigung Oberer- und Unterer Klammtunnel

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The subject of the contract comprises tunnel construction works in connection with the modernisation of the upper and lower Klammtunnel on the ÖBB line Schwarzach - St. Veit in Pongau - Spittal am Millstättersee:<br />- Construction measures to increase the load-bearing capacity, usability and durability of the existing lining (with and without<br /> existing shotcrete shell) <br />- Repairs at the portals in the Klamm area<br /> + South portal of the lower Klammtunnel<br /> + North portal of the upper Klammtunnel<br />- Repairs at the north portal of the lower Klammtunnel<br />- Access to the tunnel main drainage in the invert by means of new shafts between the sleepers<br />- Signage for niches and emergency exit route marking in the tunnel.<br />- Signage in the area of the portals<br />- Strengthening of the approach roads in the pre-portal area for the UKT Nord and OKT Süd and the forecourt UKT Nord<br />- Supporting structure for overhead line / power rail (=console) -> mounting of the frames will be carried out subsequently by third parties The subject of the contract comprises tunnel construction works in connection with the modernisation of the upper and lower…

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