LocationID,DepthTop,DepthBase,GeologyCode BH1,0,0.12,Topsoil BH1,0.12,0.8,Gravel BH1,0.8,1.2,Clay BH1,1.2,1.6,Silt BH2,0,0.15,Topsoil BH2,0.15,0.7,Gravel BH2,0.7,1.1,Clay BH2,1.1,1.5,Silt BH3,0,0.17,Topsoil BH3,0.17,1.5,Gravel BH3,1.5,2.3,Clay BH3,2.3,0.35,Silt BH4,0,0.13,Topsoil BH4,0.13,0.9,Gravel BH4,0.9,1.25,Clay BH4,1.25,1.4,Silt