Germany - Floor laying and floor covering work

Description

The construction project is part of the "Project Stuttgart 21". North of Gebhard-Müller-Platz in Stuttgart, the existing Staatsgalerie stop is located in a low location below Willy-Brandt-Straße at the level of the planetarium.As a result of the construction of the new Stuttgart main railway station, the Staatsgalerie stop will be moved approx. 25 m to the west in the direction of the Schlossgarten and raised approx. 3 m in height. The light rail tracks will run over the new DB tunnel. The new stop is partly on the ceiling of the DB tunnel and cuts into the ceiling. The existing Staatsgalerie stop will be demolished for the construction of the DB tunnel. The operating rooms, the restaurant and the public toilets will also be demolished.Scope of servicesMain quantities:1 430 m2sealing layer of bituminous thick coating340 m2sealing layer of liquid plastic1 335 m2protective concrete thickness 35-200 mm1 110 m2floor covering on platform of concrete block slab length up to 1.20 mslab width up to 0,60 m thickness 12 cm240 mTactile guidance system355 mplatform edge as cover stone of concrete block16 pieces floor inlets as stainless steel special construction3 pieces stainless steel guttersdescription of construction stagesThe time window for the extension of the Staatsgalerie stop is narrow.There must be close coordination with preceding and subsequent trades. In some cases, components are required as preliminary work for other trades (e.g. the stair covering for the measurement of the stair railing); in others, services are required as preliminary work for the floor covering work (e.g. post base constructions for bus shelters, stair railings, information display cases, ticket machines for sealing the platform and stair areas); it must also be possible to maintain accessibility for other trades. The subject of this tender is the floor covering of concrete blocks on the platforms and the staircases to the platforms with waterproofing, protective concrete and the necessary drainage elements. The waterproofing and covering of the 4 staircases must be started.The following time windows are provided for the individual stairways:- Stairway 1: 2.3.-13.3.2020,- Stairway 2: 9.3.-20.3.2020,- Stairway 3: 16.3.-27.3.2020,- Stairway 4: 23.3.-3.4.2020.Sealing and covering of the platforms with drainage then follow at intervals from 11.5.2020 to 29.6.2020 from 11.5.2020 to 29.6.2020.

Opportunity closing date

02 October 2019

Value of contract

to be confirmed