All the foundations will be placed on a simple concrete pad of 5.0 cm thick and f`c = 100 kg-cm at most, the template must be leveled and tamped. the concrete for foundations will be at least f`c = 200kg-cm all the steel of columns and castles must be anchored to the bed of the foundation. steel in footings should be shimmed with saddles or mortar buckets; before; cast. the minimum overlap for the rods will be 40 times the diameter of the rod. autocad - dwg. sections with dimensions and specifications.