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The curve can be found from a profile trace by drawing lines parallel to the datum and measuring the fraction of the line which lies within the profile. [ 1 ] Mathematically it is the cumulative probability density function of the surface profile's height and can be calculated by integrating the probability density function .
The ground floor was either concrete or traditional timber joists and floorboards; the first floor was made with traditional timber joists and floorboards. Interior walls were sometimes a mixture of conventional brick and blockwork construction or timber studs and plasterboard (9mm), with load-bearing studs to suit first floor joist spans.
A load-bearing wall or bearing wall is a wall that is an active structural element of a building — that is, it bears the weight of the elements above said wall, resting upon it by conducting its weight to a foundation structure. [1] The materials most often used to construct load-bearing walls in large buildings are concrete, block, or brick.
The absence of load-bearing partition walls affords greater flexibility in design and use of living spaces; the house is unrestrained in its internal use. [ 2 ] Free design of the façade – separated exterior of the building is free from conventional structural restriction, allowing the façade to be unrestrained, lighter, more open.
A concrete slab is a common structural element of modern buildings, consisting of a flat, horizontal surface made of cast concrete. Steel-reinforced slabs, typically between 100 and 500 mm thick, are most often used to construct floors and ceilings, while thinner mud slabs may be used for exterior paving (see below). [1] [2]
A wall footing or strip footing is a continuous strip of concrete that serves to spread the weight of a load-bearing wall across an area of soil. [1] It is a component of a shallow foundation. [1] Wall Footing. Wall footings carrying direct vertical loads might be designed either in plain concrete or in reinforced concrete.
Whatever the condition is, a specific rigidity is necessary for connection designs. The support connection type has effects on the load bearing capacity of each element, which makes up a structural system. Each support condition influences the behaviour of the elements and therefore, the system.
Concrete has a very low coefficient of thermal expansion, and as it matures concrete shrinks. All concrete structures will crack to some extent, due to shrinkage and tension. Concrete which is subjected to long-duration forces is prone to creep. The density of concrete varies, but is around 2,400 kilograms per cubic metre (150 lb/cu ft). [1]