Construction of load-bearing underground car park foundation slabs from an economic standpoint

Assumption 1

The specifications contained in the Code of Practice on parking garages and underground car parks (p. 23) do not apply to the load-bearing, uncoated reinforced-concrete foundation slab described in this paragraph. A load-bearing foundation slab must be designed in accordance with DIN 1045-1 and/or DIN EN 1992-1. The alternative slab design according to option 1a2 is defective because the required 40-mm top concrete cover is not achieved, which results in a right to have the defect remedied: the disadvantages that result from this insufficient cover must be compensated for. If the...