6 4,2 "Interface,m-msl",-999.99 "Lithology",-999.99 "Grain-size-distr. class NEN5104",-999.99 "Admixture",-999.99 -1.70,C,None,"Moderate Silty" -2.20,P,None,"Weak" -4.30,P,None,"Sandy" -8.35,S,CSFO,"Strong" -8.60,S,CSFO,"None" -8.80,-,-,-