The floor consists of wooden joists spaced 30 to 40 cm apart and supported on end walls over that timber boarding or planking is fixed.
Timber upper floor construction details.
The width of joists is remaining 5 to 8 cm huge.
You can then fit a thin plywood layer over the top to regulate your final floor finish.
Today the upper floors in most new homes are built using factory made timber i joists also known as i beams.
Hollow floors also known as suspended or timber floors are simply timber joists suspended across and supported by load bearing walls under the floor.
These are basically timber rsjs rolled steel joists with an i shaped cross section comprising top and bottom flanges made of softwood or lvt laminated veneer timber bonded to a tall vertical web of osb oriented strand board or a similar engineered board.
Single joist timber floor is the easiest kind used for residential buildings whereas spans are short or moderate about 4 m and loads are comparatively lighter.
Issues to be taken into account include.
The following table gives details of allowable spans and spacing between joists for the most common timber sizes used in floor construction.
6 4 10 construction of timber floors upper floors shall be constructed in a workmanlike manner and provide satisfactory performance.