Interior project for the first executed sea-container public building in Bulgaria. Made of four 40' HC containers with impressive open space of nearly 90 sq.m (900/1000cm).Four 40ft pre-used sea containers, made from Corten steel, are used in this project. The space incorporates approximately 88 sq.m Main Hall and Service areas. The containers remain visible in both exterior and interior. The form of the building is innovative and simple. The technolohical aspect and the industrial style of the main structure are highlighted with emphasis on the relevant topic of sustainable development.