Tenders are issued here for the review and evaluation of current building findings during the repair work for the preparation of tenders, as well as the support of the client in public relations.

On the existing listed building (city wall city of Blankenberg, Hennef an der Sieg), an evaluation and renovation of the natural stone walls in accordance with the renovation concept "Valorization of the historic city wall of Blankenberg, Hennef (Sieg)" by Sandner

Architects, Königswinter, 09/2018. The planned renovation of the city wall in the future is a sub-project of the Integrated Action Concept "Stadt Blankenberg".

For the valorization of the medieval city walls of the city of Blankenberg, a sound basis for the construction and city history is required.

Tenders are issued here for the review and evaluation of current building findings during the repair work for the preparation of tenders, as well as the support of the client in public relations.

The performance of the historian is supported, among other things, by the federal government, so the corresponding conditions and provisions of the respective funding body apply. This resulted in an assignment

of preparatory work for concretization was carried out in advance. However, this does not apply to work during construction. These will be awarded in sections accordingly after the respective approval of the wall sections to be renovated. An execution of the optional service sets

thus the approval of the funding body in advance. A claim to remuneration for optional services that have been omitted or not called up by the Client is excluded.

The version contains the following service components:

- Mapping of construction finds during construction

- Digitization of the mapping during construction

- Holding of lectures

- creation of specialist articles

- Interviews

- Expert advice on site

- Expert advice by phone as well as digitally

- Annual interim report

- Final report