![]() ![]() For light loaded buildings such as houses, flats, school buildings, etc, have not more than two storeys, the width of the foundation is given below: The width of footings should be laid according to structural design. Hence the best-recommended depth of foundation is from 1.00 meter to 1.5 meter from the original ground level. To allow removal of topsoil and variations in ground level. The minimum practical depth of foundation should not be less than 50 cm.Depth of frost penetration in case of fine sand and silt.Depth of shrinkage and swelling in case of clayey soils due to seasonal changes, which may cause considerable movements.Availability of adequate bearing capacity. ![]() Disadvantages Construction Execution without LayoutÄepth of foundation depends on following factors:.Advantages Marking Pillars to Layout Buildings.Concrete and Mortar Ratio for Foundation.Procedure for Construction of Foundation.
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