Notation and Units
Metric and Imperial Units
The above formulas may be used with both imperial and metric units. As with all calculations care must be taken to keep consistent units throughout with examples of units which should be adopted listed below:
Notation
- B = width of foundation, ft or m
- E = soil modulus, kip/ft2 or kPa
- L = length of loaded area, ft or m
- M = maximum bending moment, kip.ft or kNm
- Ø = angle of interest, degrees
- v = Poisson’s ratio