stronger

more compact

costly

none of the above

double flemish bond facing and Eng-lish bond backing in each course

English bond facing and double flemish bond backing in each course

stretcher bond facing and double flemish bond backing in each course

double flemish bond facing and header bond backing in each course

25 mm

40 mm

65 mm

100 mm

increase the depth of foundation

drain the soil

compact the soil

replace the poor soil

raft foundation

grillage foundation

well foundation

isolated footing