Germany - Renovation of underground parking garage 3rd construction phase New Town Hall Installation of automatic spr

Description

Refurbishment of underground parking garage 3rd construction phase New Town Hall
Installation of automatic sprinkler system in accordance with VdS CEA 4001
#The structure to be refurbished (built 1978-1980) is an underground parking garage, divided into 3 levels, below a 6-storey office building and an associated terrace, which will also be refurbished as part of the construction work.
terrace, which will also be renovated as part of the construction work. The underground car park was constructed using in-situ concrete, with the exception of some ceiling areas. The ceiling areas above levels 2 and 3 were largely made of semi-prefabricated parts with in-situ concrete additions. Two structural joints divide the underground garage into three components on all three levels. The structural joints are designed as main beams with support brackets for the ceilings.
In addition, there are further beams in the transverse direction, which are supported on columns. In the middle of the underground garage is a central stairwell core with two elevators leading to the upper floors, as well as stairwells in the corners of the structure that only provide access to the underground garage. The construction site is located on Reinhäuser Landstraße\/Gaußstraße and is accessible from the public road. BE spaces can be set up in the immediate vicinity on asphalted parking areas and on the construction site. The exact location must be agreed with the
BÜ to be agreed. The construction camp for other trades is also located in the vicinity of the town hall. The construction site is secured with a construction fence. Only the areas designated for this purpose and shown in the BE plan are to be used for loading and unloading and for parking. The driveways of the neighboring properties may not be driven on or soiled. Powerful cleaning equipment must be kept on site at all times and used as required.
#The construction site is very cramped. It is therefore recommended that, before submitting a tender, an overview is obtained of the location and nature of the site, the local conditions, the existing transportation and storage options, the possibilities for using large equipment, etc.
etc.

#Note on the construction process: The implementation of the measure is linked to the construction progress of the
progress of the concrete renovation work. These services are already in the final construction phase? according to the current status, the construction work for the tendered services is complete.
#The sprinkler system in the 2nd and 3rd basement is to be replaced as part of the project. The existing sprinkler system is a dry system. The area on the 2nd floor is approx. 2644 m² and on the 3rd floor approx. 2572 m². An area-wide sprinkler system is planned for the above floors on the basis of the fire protection concept. The existing pipes on the 2nd and 3rd floors have already been completely dismantled. The new sprinkler system is also to be a dry system, in accordance with
VDS CEA 4001 with fire hazard class OH2 and class 1 requirements. The new pipes will be seamless steel pipes DIN EN 10216-1, dimensions DIN EN 10220, powder-coated on the outside. Creditable sprinklers: Ceiling protection 2nd basement, approx. 2644 m² (9.0m²) - approx. 291 creditable sprinklers Ceiling protection 3rd basement, approx. 2572 m² (9.0m²) - approx. 316 creditable sprinklers The sprinkler tank in the 1st basement is designed as a concrete tank, which will be resealed as part of the measure. During this period, the sprinkler system feed must be ensured via the fire department feed as this also supplies parking areas in the
component 1\/2 is also supplied. The sprinkler tank will be sealed on site.

##The sprinkler systems must be installed in accordance with VdS CEA 4001 by VdS-approved installers using VdS-approved components and procedures for dimensioning.

##Parts of the existing system technology will be retained. This applies, for example, to the distributor with the alarm valve stations, the suction pipe out of the tank, the sample line into the tank, the feed line for the fire department, the compressor and the water supply. The sprinkler t... (The text has been cut off. You can find the entire text in the PDF file)

Opportunity closing date

05 December 2024

Value of contract

to be confirmed