It is clear that the masonry unit is concrete block, but the type of block is unknown. The blocks may be hidden, or it may not be possible to determine solid from hollow blockwork, or information about it is unavailable.

CBH_Peru_Brzev_1

Various types of concrete blocks, Peru (S. Brzev)

CB99_Cuba_Brzev_1

Concrete block construction, Cuba (S. Brzev)

All types of concrete construction and cladding, reinforced or unreinforced, including where there is a plaster finish directly applied to the concrete. Includes cast-in-place or precast concrete panels, but not thin panels such as glass reinforced concrete (GRC) panels or fibre cement board.

EWC_Canada_BrzevS_1

Cast in-place reinforced concrete exterior walls, Vancouver, Canada (S. Brzev)

EWC_Canada_BrzevS_2EWC_Canada_BrzevS_3

Exterior walls made of cast-in-place reinforced concrete, Vancouver, Canada (S. Brzev)

EWC_USA_BrzevS_1

Reinforced concrete wall panels, USA (S. Brzev)

EWC_USA_Brzev_1

Exterior concrete wall panels, Seattle, USA (S. Brzev)

It is clear that the floor structure is made from concrete, but the type of concrete system is unknown. The system may be hidden, or information about it is unavailable.

The floor structure is constructed of concrete.

The roof structure is constructed of concrete.