Hough's Method

	A	B	C	D	E	F	G	H	I	J	K	L	M	N	O
1	Layer	Depth at Top of Layer, ft	Depth at Bottom of Layer, ft.	Layer Thickness, ft	Depth at Centre of Foundation, ft.	Submerged or Total Unit Weight, pcf	Effective Stress at Top of Layer, psf	Effective Stress at Bottom of Layer, psf	Effective Stress at Centre of Layer, psf	Stress from Load at Centre of Layer, psf	N60 Value	CN	(N1)60	C' (assuming clean well-graded fine to coarse sand layer)	Layer Settlement, in.
2	1a	0	15	15	7.5	110	0	1650	825	6400	20	1.60	32.03	90	1.88
3	1b	15	35	20	25	65	1650	2950	2300	2975.2	20	0.96	19.18	65	1.33
4														Total, inches	3.22
5
6	Depth of Water Table	15	feet
7	Load on Foundation	9000000	lbs.
8	Width of Foundation	30	feet
9	Length of Foundation	30	feet
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