Wyndham Grand Batumi Gonio. Riviera In Block A, the formwork for the stained glass windows is being installed. In Block B – installation of formwork for staircases, laying of fireplaces, roofing works, on the third floor – laying of ceramic block and installation of formwork on the parapet on the terrace, screed with sloping. In Block C – ceramic block masonry (ground floor) and installation of formwork on the parapet on the terrace (third floor).