Construction Works for Renovation of Historical Building

This contract involves extensive renovation work on the historical building of the Hamburg Finance Authority located at Gänsemarkt. The project includes a thorough investigation of existing floor subsidence in certain areas of the basement to develop a sustainable renovation plan. Key tasks include: setting up the construction site, implementing safety measures, creating micro-pile foundations, demolishing existing concrete floors and walls, performing earthworks, constructing new concrete floors, waterproofing, laying screed, and working on rainwater and sewage systems, as well as lightning protection measures. The goal is to ensure the structural stability of the basement floor in the affected areas.