Tranebergsbron

Tranebergsbron is a combined car and subway bridge in Stockholm. It spans the Tranebergssund and connects the districts Kungsholmen and Traneberg.

History

In 1787, Gustav III decided. , To build a bridge about at this point. It was a kind of pontoon bridge, which was replaced in 1850 by another pontoon bridge. Beginning of the 20th century was followed by the first fixed bridge, they could be opened and carried the burden of trams. The rapid population growth in the west of Stockholm called but soon an even larger bridge.

The present bridge

Tranebergsbron ( the Traneberg bridge ) was opened after three years of construction on 31 August 1934. It is an arch structure made ​​of concrete with two parallel, 181 -meter-long arch. This span of time was the longest concrete arch bridge in the world. The Traneberg bridge is 450 meters long, the sail free height is 25.2 meters, it is now only 80 cm lower than the Västerbron. As with the Västerbron, which opened the following year, was the structural engineer Ernst Nilsson and Salmon Kasarnowsky and the architects were Paul Hedqvist and his partner David Dahl.

The high traffic load and the winter road salt gradually led to extensive damage to the bridge. The mid-1990s, therefore, had to be restricted to the heavy traffic. Finally, it was decided to build another, third arch and the existing roadways and retaining walls to renovate thoroughly, to the bow, which practically amounted to a new construction of these parts. On 22 February 1999, the work began and the "new" Tranebergsbron of the Crown Princess Victoria was on 31 August 2005 again solemnly inaugurated. The costs amounted to approximately 90 million euros.

Gallery

Literature and source

• Stockholm Byggnader, Bokförlaget Prisma, Stockholm 1977