NOTATION
A : Activity of clay (Ch. 3)
Area of cross-section (Ch. 3)
Pore pressure parameter (Ch. 8)
Area of tyre contact (Ch. 17)
Amplitude of motion (Ch. 20)
Area of plate (Ch. 20)
Ao : Angstrom unit
Ao : Water adsorption capacity (Ch. 12)
A Product of parameters A & B (Ch. 8)
Aa : Amplitude of anvil (Ch. 20)
Ab : Bearing area of pile in contact with soil (Ch. 16)
Af : Area of foundation contact (Ch. 20)
Ag : Area of cross-section of pile block (Ch. 16)
Ai : Inside area of caisson (Ch. 19)
Ap : Base area of elastic pad/Area of plate (Ch. 20)
Ar : Area ratio (Ch. 18)
As : Surface area of pile in contact with soil (Ch. 16)
As : Surface area as proposed for underreamed piles (Ch. 16)
Ast : Static deflection (Ch. 20)
Av : Area of cross-section of void space (Ch. 5)
A 1 : Contact area of foundation (Ch. 20)
a : Area of cross-section of stand-pipe (Ch. 5)
a particular distance (Ch. 6)
Lever arm (Ch. 9)
Radius of circular loaded area (Ch. 10)
Dimension (Ch. 15)
Effective area of piston (Chs. 16 & 20)
ac : Air content (Ch. 2)
af : Ratio of A/Wt in Eq. 20.112 (Ch. 20)
APPENDIX B
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