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Rough quantities for orientation: Stairwells A, B and C, UG to 5th floor: - Folding framework steps made of tear plate on existing reinforced concrete stair flights: 29 stair flights with 11 to 14 steps per flight, width 1.30 to 1.40 m - Flat steel infill panels on the side on the reinforced-concrete stair flights: approx. 350 m - Stair railings made of flat steel frame, with mesh infill and wooden handrails: approx. 350 m Stairwell B, 5th floor to roof access: - Steel stringer stair with intermediate landing and grating steps Stair portals made of sheet steel - Width x height 1.64 x 2.27 m: 14 units - Width x height 1.24 x 2.27 m: 16 units Free-standing stair in the foyer on the ground floor (EG): - Free-standing stair as steel stringer stair with steel sheet step pans for the step covering to be provided on site made of wood; staircase with 24 risers, width approx. 1.75 m, length approx. 7.55 m (in the floor plan) - Stair railings of the stair and the gallery on the 1st floor made of flat steel frames, with mesh infill and wooden handrails: approx. 34 m - Flat steel infill panel at the ceiling front, 1st floor: approx. 17.00 m Stair block of the cafeteria, 1st floor: - Railings…

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