Pipe-network renovation KG 400 – sanitary engineering, heating and ventilation

Summary

The tender concerns KG 400 pipe-network renovation for two Berlin addresses: Koloniestr. 137 and Drontheimer Str. 6. Works include demolition of old piping (including asbestos-free fiber cement, copper pipes, mineral wool insulation), decommissioning of gas meters and lines, replacement with decentralized electrical heating, installation of new sanitary, heating and ventilation pipelines and equipment, and related documentation and compliance with procurement rules (VOB/A). The work is organized into two construction phases; bidders must meet qualification requirements including two comparable references and TRGS compliance.