H Project (1997-) location: Hiroshima, Hiroshima Prefecture principal use: exhibition hall, convention hall site area: 81,400m2 building area: 29,928m2 (including extra buildings) total floor area: 41,266m2 (including extra buildings) structure: steel frame, partly reinforced concrete; 1 basement and 2 stories maximum height: 17,025mm architects: Toyo Ito & Associates, Architects structural engineers: Sasaki Structural Consultants mechanical engineers: Environment Engineering, Mechanical projected completion date: pending To the next work To the previous work top