Germany - Airport building construction

Description

In the course of a planned flat roof renovation of the aircraft maintenance building Hangar 4, at Munich Airport, Wartungsallee, FMG intends to dismantle or remove the partly dilapidated F90 fire protection cladding of the steel structure of the hangar supporting framework made of cement-bonded calcium silicate fire protection panels of the Thermax brand as a whole as well as the double-layer fall protection nets of the hangar supporting framework stretched underneath. According to the budgeting, the construction measure is to be carried out in spring 2024.The hangar roof of Hangar 4 has a rectangular ground plan and an area of approximately 13,0000 m². The flat roof has an approximate height above ground of 32m.The roof area is divided in the southern area by an approx. 153m long continuous light band. The scope of rehabilitation includes the steel structure of the hall supporting framework mainly in the area of the trusses of the roof supporting structure as well as individual columns and bracing bracings.The roof structure of the hall was made of steel and sheathed accordingly with F90 fire protection cladding. The trapezoidal sheet metal of the flat roof rests on the purlins of the secondary trusses. The roof structure consists of gate trusses, with a height of ca.22-37,5m; main trusses, with a height of ca.25-32m, purlins, with a height of ca. 32m and the facade diagonals, with a height of ca. 0-37,5m.The fall protection nets, which were installed to protect from the detaching slabs, are located below the lower chords, between the main trusses. The building is located in the security area of the airport, and is currently used by an airline as a maintenance hangar for regular maintenance and repair of aircraft. During the construction period, the airline will vacate the hangar so that the work can proceed undisturbed. The surrounding buildings, including the adjacent office annexes, will be in regular operation, in some cases around the clock. There is operational traffic on the roads around the building. The apron borders directly to the south of the hall.
The construction work will include the following services:- Site setup, preparatory protective measures- Complete dismantling of the F90 fire protection cladding- Complete dismantling of the tensioned safety nets- Cleaning work on the hall supporting structureThe aim of the work is the complete dismantling of the F90 fire protection cladding and the removal of the safety nets on the steel structure of the hall supporting framework.

Opportunity closing date

06 November 2023

Value of contract

to be confirmed