This subclass covers working methods used in constructing new buildings and analogous working methods on existing buildings. Other working methods on existing buildings, except those for insulating, are classified in group . In this subclass, the following term is used with the meaning indicated: "ceiling" includes all the finishing material concealing the underside of the load-carrying ceiling structure or roof structure. In this subclass, the following expression is used with the meaning indicated: "roof coverings" includes any similar kind of watertight covering against rain, snow, hail, or the like, for other parts of buildings. ROOF COVERINGS Tiles or slates; slabs or stiff sheets; flexible materials ; ; , Bulk materials, straw or thatch , , Other materials SPECIAL ARRANGEMENTS IN CONNECTION WITH ROOF COVERINGS , APPARATUS OR TOOLS FOR ROOF WORKING SUNSHADES, AWNINGS STAIRWAYS COVERING OR FINISHING WALLS, CEILINGS, OR FLOORS , , DUCTS OR CHANNELS IMPLEMENTS OTHER FINISHING DETAILS In this subclass, the following term is used with the meaning indicated: "scaffolding" includes other supports for like purposes. SCAFFOLDING Scaffolds resting on the ground; supported by the building ; Component parts or accessories; coupling elements ; FALSEWORK, FORMS OR SHUTTERINGS For general use For particular use , , Connecting members, auxiliary members Auxiliary treatment OTHER IMPLEMENTS OR ACCESSORIES Temporary arrangements for access Preparing or conveying materials Shores WORKING MEASURES ON EXISTING BUILDINGS This subclass covers primarily the layout of buildings as a whole; details which are peculiar to types of buildings, or buildings for special purposes, specified in the groups; canopies in general and canopies similar in construction to tents. This subclass does not cover canopies having special application, which are covered by the relevant place, e.g. protecting chairs against the weather , bed canopies , sun shades or awnings for buildings . In this subclass, the following terms are used with the meanings indicated: "buildings" does not exclude engineering structures and other constructions; "tent" means a tent or canopy having a supporting means, e.g. frame and a flexible cover. BUILDINGS For dwelling or office purposes For public purposes For industrial or agricultural purposes; for parking ; SWIMMING OR SPLASH BATHS OR POOLS CONTAINERS BUILDINGS AFFORDING SPECIAL PROTECTION TOWERS, MASTS, CHIMNEY STACKS MONUMENTS, TOMBS BUILDINGS FOR COMBINATIONS OF DIFFERENT PURPOSES, DRIVE-IN BUILDINGS TENTS, CANOPIES FENCING, ENCLOSURES, CORRALS