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The bridge as depicted in a 1477 chronicle. The piers are complete, but the roadbed is still wooden. A 1460 flood of the Aare caused severe damage to the bridge, and the city government decided to rebuild it in stone, [7] requesting the services of a work master from Zürich who had then recently completed a bridge over the Limmat in Baden. [8]
The longest viaduct in Switzerland is the Yverdon Viaduct , built in 1984 on the A5 motorway with a total length of 3,155 metres (10,351 ft). [ S 30 ] [ 12 ] The Letzigraben Bridge [ de ] , near Zürich Hauptbahnhof , is the longest railway viaduct in the country measuring 1,156 metres (3,793 ft).
The Untertorbrücke (German: Lower Gate bridge) is the oldest bridge in Bern still in existence. The original bridge, most likely a wooden walkway, was built in 1256 and spanned the Aare at the Nydegg Fortress. The bridge was destroyed in a flood in 1460. Within one year, construction began on a new stone bridge.
The bridge is an arch bridge with a centre lane, and at 229 metres (751 ft) is the world's longest span pedestrian bridge. Its total length is 248 metres (814 ft) with no vehicle access ramps. The arch rise measures only 20 metres (66 ft), and the highest point is about 25 metres (82 ft) above the water, with the bridge deck about 14 metres (46 ...
The Border Line bunkers were spaced between 500 metres (1,600 ft) and 750 metres (2,460 ft) along the northern border of Switzerland. [1] A number were integrated into bridge crossings of the Rhine and other rivers. [2] The large forts were armed with 75mm artillery and anti-tank weapons and were usually built into the forward slope of a hill.
It was to be ceded to Neuchâtel according to the treaty of Paris of 30 May 1814, but the necessary border correction did not become official until 1 February 1819. Similarly, Rhäzüns was restored from Austria to Switzerland on 19 January 1819. Switzerland in 1815 was still a confederacy, not a fully integrated federation.
The structure consists of four flat arches with a 15 m (49 ft) inside diameter and a height of 2.1 m (6 ft 11 in) above the Limmat level, and a fifth arch of 9.9 m (32 ft) above a former channel into the former Kornhaus building opposite the Fraumünster church. The pillars between the arches have a diameter of 2.4 m (7 ft 10 in) and are ...
The Sunniberg Bridge is a curved multi-span extradosed road bridge with low outward-flaring pylons above the roadway edges, designed by the renowned Swiss engineer Christian Menn and completed 1998. It carries the Klosters bypass road 28 across the Landquart River near the village of Klosters in the canton of Grisons in eastern Switzerland .