Installation of emergency call and operations control centre in existing building. Cloakrooms and parts of the technical rooms on the upper floor, office and social rooms on the attic floor; Technical centres partly on roof. Operating hours 7 x 24 x 365; Availability requirement 99.999%.

Construction installation crane 40 m, demolition 500 m2 screed and 4 m3 concrete, 110 boreholes, 700 m2 dust walls, 70 m2 KS masonry, 70 m2 glass blocks, concrete stairs, various sharpening and supplementary work.

Free-standing ascent tower, approx. 14.5 m high; Passerelle approx. 14.0 m long, 25 m2 scaffolding and rolling scaffolding.

Photovoltaic system: Turnkey detailed planning, delivery, installation and connection of an approx. 261 kWp system on the gravel roof, approx. 660 modules.

Stud walls GKP: 1750m2 single-shell, facing shells GKP 220m2, flush glazing, fillers Q3 4000m2, column and girder cladding.