Deep strip foundations
When can I use a Strip Foundation?
27 Apr The underside of strip foundations should be deep enough to avoid frost action; for example, at least mm unless they are bearing on rock.
13 Nov Trench fill foundations can be taken deeper in areas with heavy clay or in the presence How deep should foundations be? Strip foundation.
Description:Foundation sizes are determined by the load placed on them. Non-displacement piles Partially pre-formed piles This type of pile is particularly suitable in conditions where the ground is waterlogged, or where there is movement of water in an upper layer of the soil which could result in cement being leached from a cast-in-place concrete pile. There are so many variables here it would take forever to explain the calculations. Non-displacement piles Large diameter bored cast-in-place piles Large boreholes from mm up to 3m diameter with 7m under-reams are possible by using rotary drilling machinery.