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Unformatted text preview: ⇒ D 15f 6 mm (point B on Figure Q1.7) • D 15f > 4 D 15s (main text Equation 1.19) D 15f > 0.028 mm (point A on Figure Q1.7) • D 5f ≥ 63 m (main text Equation 1.18; point C on Figure Q1.7) • D 10f ~ slot width = 3 mm (point D on Figure Q1.7) • D 60f ~3 D 10f (main text Equation 1.21) D 60f ~9 mm (point E on Figure Q1.7) Using a degree of judgement to account for the very wide range of particle size present in the natural soil, and recalling the advice given by Preene et al (2000) that in variable ground main text Equation 1.18 should be applied to the finest soil and main text Equation 1.19 to the coarsest, a suitable PSD curve for the filter is sketched in Figure Q1.7....
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This note was uploaded on 12/28/2011 for the course CHM 4302 taught by Professor Stuartchalk during the Fall '11 term at UNF.
 Fall '11
 StuartChalk
 Analytical Chemistry

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