Because of the concrete permeability, the chemicals containing chlorides, with the help of the water seepage, migrated towards the soffit of the slab. There was considerable concrete deterioration ...

I have a cement slab for a front porch and it is badly cracked. I would like to replace it with a composite deck. The problem is that when it rains, the water will run through the joints to the ...

Researchers at technology university ETH Zurich have created a deeply ridged ceiling called the HiRes Concrete Slab, which they claim saves energy while offering a spectacular aesthetic.

The surfaces were delicately grit-blasted - as the slabs were cast soffit-side down, acid etching would have been dangerous. The casting of 30 slabs in two moulds, with each one taking a week to cast ...

Vents in the soffit and roof can be opened to handle cool air. At first floor level a concrete walkway with a cantilevered structure runs alongside the facade. A continuous rooflight connects the ...