Bore Depth-1 Depth-2 Lithology
DH-01 0.00 1.00 Concrete
DH-01 1.00 2.60 Gravel
DH-01 2.60 3.00 Sand (etc.)
DH-01 0.00 1.00 Concrete
DH-01 1.00 2.60 Gravel
DH-01 2.60 3.00 Sand (etc.)
Both of these formats, with and without header line, are acceptable.