You could also pour a 100mm slab if you wanted.
Floor slab thickness uk.
Minimum thickness of concrete slab beam column foundation and other structural members is selected to meet the design requirements as per standard codes.
Standard floor joists are usually 2 by 10 or 2 by 12 dimensional boards installed on edge.
Floor structure options for first floors.
This can prove more economic than hollow block construction in low rise buildings up to four storeys high.
Minimum thickness of concrete structural elements based on aci 318 14 irc 2009 is 456 2000 and ubc 1997 is presented.
It will be typically reinforced either by rebar or steel fibres.
Two way spanning slabs may be used for higher loads and longer spans.
Kiln dried softwood joists typically span up to about 4 5m between structural walls or steel beams.
Hope that helps gareth.
Design process includes proper assumption of structural element sizes and then check.
The actual width of those boards however isn t identical to what their name implies.
A solid concrete floor slab can be used to act as a membrane supported on columns without beams.
As span and load increase so does the slab thickness.
Just goto travis perkins and ask them for slab expansion strips.
Typically a project specification will reference aci 301 specifications for structural concrete which in turn references aci 117 specifications for tolerances for concrete construction and materials.
The term floor slab usually refers to a floor that has been formed using concrete and generally steel reinforcement and may form part of the structure of a building.
Slab thickness tolerances has long been a point of contention between contractors and specifiers.
Concrete slab calculator for slabs floors footings and cylinders.
The timber floor joists should be sized correctly depending on their span length between supports and are normally laid across the shortest span from wall to wall with a gap underneath.
I would also suggest wet under floor heating if your looking to heat the place.
Would be much cheaper than radiators and gives the added possibility of solar heating.
An intermediate wall with a small foundation may be needed to reduce the span and keep the thickness of the floor joists to a minimum.
His inspection showed that the other flats had a concrete slab of 35 5 to 40 5cm.
Can t remember the exact name of them.
The floor joists comprise the bulk of the floor thickness.
The floors are suspended concrete and an inspection by an engineer recently when the foundations were exposed revealed that the suspended concrete floor under my flat was between 27 to 30cm and showed a surface crack and eventual chip in the surface of the slab.
Insulation will need to be added below the slab in this instance.
Timber floors may largely be a thing of the past downstairs but they still enjoy a virtual monopoly upstairs.
It may form the floor of a basement at ground level or at upper levels.
Floor slab designing buildings wiki share your construction industry knowledge.