4 inches 0 1 m.
Floor slab thickness.
6 8 inches 0 15 0 2 m side walks barn and granny floors.
5 6 inches 0 125 0 15 m porches home garage floors.
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.
Joists in home construction are usually made with 2 by 10 or 2 by 12 lumber.
The actual width of those boards however isn t identical to what their name implies.
Ubc recommends minimum thickness of concrete floor slabs supported directly on the ground to be 89mm whereas bcgbc4010a apply structural principles to residential low rise constructions determined minimum thickness to be 100mm.
4 5 inches 0 1 0 125 m farm building floors home basement floors.
The bulk of the floor s thickness comes from the joists which are the horizontal beams that carry the floor s weight.
A 2 by 10 joist is really only 9 1 4 inches wide and a 2 by 12 is only 11 1 4 inches wide so depending upon.
The floor joists comprise the bulk of the floor thickness.
Slab thickness tolerances has long been a point of contention between contractors and specifiers.
1 3 minimum thickness of slab on the ground.