Roofing of a heating plant in Alfortville near Paris, which supplies a large new district. Three boilers, each with a capacity of 4,000,000 heat calories, are installed for heating and hot water supply. The "shell" encompassing the plant's technical equipment, constructed using glued laminated timber, has a dome-like shape. Its diameter at the base is 18.20 m, and at its widest point, 3.35 m high, it measures 22.80 m. The ridge height is 9.05 m.
