Halde Hoheward, Horizontobservatorium, Herten - Sanierung - Stahlbauarbeiten

TENDER DESCRIPTION

The subject of the procurement is the EU-wide award of the necessary steel construction works for the new construction of the arch structure of the Horizon Observatory on Halde Hoheward in Herten. The Horizon Observatory is used for astronomical observation and is intended to enable visitors to orient themselves by means of the movements of the sky. The objective of the measure is to build the structure in the same dimensions as the previous structure by adding two additional supports and by fabricating the pipe arch structure from factory hot-formed pipes, which are to be installed on site using pipe flange connections. For the two main arches, the existing foundations of the old structure are to be reused; for the two additional supports, new foundations are to be created on site. In addition to the factory production and on-site installation of the new steel pipe structure, including all accessories with a steel weight of approx. 427.1 t, the construction work also includes the preparation of the required workshop and installation planning, as well as installation structural engineering, and the carrying out of the required surveying work and ancillary services accompanying…

TENDER BRIEF

TENDER DOCUMENTS