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There is no simple way to do it other than to analyse the whole road segment. Some details of our procedure are contained in the following cited paper. The extension was built using ArcView 3.x some years ago, but the formula and the principles contained therein should provide some guidance...and before you ask...no it hasn't been updated to new GIS ...


I had a look at the publication and must state that I don't really see a correlation between soil moisture and curvature. The values in figure 8 are negative, yes. But if you look at the sparsely available days of precipitation you see the coefficients of correlation tending towards zero. My conclusion would be that there is a negative correlation for dry ...

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