Instandsetzung Holzhafenklappbrücke 2

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The subject of this invitation to tender is the rehabilitation, including the preparation of supplementary execution documents, in connection with the damage to the Holzhafen swing bridge bridge, Bw. No. F24, which is to be identified in the course of the inspection and measurement concept. The listed Holzhafen swing bridge was built in 1929/1930 and must be rehabilitated due to various bridge damages. It consists of two substructures. The steel bridge structure is assigned to substructure 1 (TBw.-No. F24-1) and the operating house to substructure 2 (TBw.-No. F24-2). As part of the construction works, the superstructure is to be dismantled and subsequently fully rehabilitated, as are the reinforced concrete substructures and the operating and power distribution house. The existing drive unit is to be dismantled, reconstructed, and then installed again. The existing pile foundation can remain in the ground and be reused. The bridge was used temporarily by a railway; however, it is identified today as a pedestrian bridge and is intended for use in the future by pedestrians and cyclists. The rehabilitation of the structure includes all measures by which damage and defects are…

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