1.021.The following facilities are intended for use by the public for the purposes of section 10 of the Act:
(1) stands, grandstands or exterior terraces whose highest point, above the ground, is more than 1.2 m and whose load capacity is more than 60 persons,
(2) tents or air-supported structures to which Chapter I of the Code applies and used
(a) as dwellings or care or detention occupancies whose floor area is 100 m2 or more, or
(b) as assembly occupancies or mercantile occupancies whose floor area is more than 150 m2 and whose load capacity is more than 60 persons, and
(3) belvederes built with materials other than backfill and constituted of horizontal platforms linked by their construction elements whose total area is more than 100 m2 or whose load capacity is more than 60 persons including access facilities.