38031 Metal construction work DIN 18360 (fire doors, steel glass elements, balcony balustrades, etc.)

General description for all trades

The German Pension Insurance Baden-Württemberg plans to fundamentally renovate the extension of the Karlsruhe headquarters, which was built in 1977.

The building is designed as a fully air-conditioned open-plan office building with two basement levels, three full floors (EC 2nd floor) and a saddle floor. The building has a GFA of approx. 18,370 m² and a BRI of approx. 72,240 m².

The extension is designed as a reinforced concrete skeleton construction and has an aluminium glass façade in front, all-round escape balconies with an aluminium steel structure in front and two massive reinforced concrete escape stairwells on the east and west sides. Floors in the open-plan area are designed as coffered concrete ceilings in the core area as solid concrete ceilings.

The 3rd floor, which was built in 1995, consists of a lightweight, set-back steel construction with aluminum-glass cladding, the interior walls are mostly made of plasterboard support walls. As part of the measure, it is planned to dismantle the 3rd floor.

Description for the trade - metalwork, fire doors

The advertised services include

- Production, delivery and installation of sheet steel door elements and tubular frame doors with

Fire protection requirements and no requirements:

- Steel door elements with surrounding frame: approx. 95 pieces

- Tubular frame doors with glass filling: approx. 80 pieces

- Delivery and installation of fittings, overhead door closers, door locks, magnetic contacts, etc.

- Stair and balustrade railings as bar railings with stainless steel round tube handrail: approx. 155 m

- Stainless steel wall-mounted handrails, approx. 10 m

- railing elevation of the external stairs

- Doors on escape balconies made of steel bars: approx. 12 pieces