Locksmithing and door construction works for fire protection remediation at the ZDF broadcasting building

Summary

The tender concerns locksmithing and door construction works as part of the fire protection remediation of ZDF’s broadcasting operations building in Mainz-Lerchenberg while the building remains operational. The works include dismantling and proper disposal of existing fire doors, some containing asbestos, and supplying and installing approved steel sheet doors in T30, T30-RS, T90, T90-RS and smoke-control classes. The scope also covers door thresholds, metal wall cladding, door fittings, T90 inspection hatches and grilles for technical installations. Works must be carried out in stages across distributed technical and electrical rooms in coordination with other trades. The submission deadline is 11 September 2026 at 00:00.