5.1 Cement, coarse aggregate, fine aggregate, lime, , steel, timber and other materials go into the construction of foundations shall conform to the requirements of Part 5 'Building Materials' of the Code.
5.2 Protection Against Deterioration of Materials
Where a foundation is to be in contact with soil, water or air, that is, in a condition conducive to the deterioration of the materials of the foundation, protective measures shall be taken to minimize the deterioration of the materials.
5.2.1 Concrete
The concrete used for construction shall be in accordance with Part 6 ‘Structural Design, Section 5 Concrete’ of the Code.
5.2.2 Timber
Where timber is exposed to soil, it shall be treated in accordance with good practice [6-2(7)].
6 GENERAL REQUIREMENTS FOR FOUNDATIONS/SUBSTRUCTURES FOR BUILDINGS