VES R1 R2 R3 R4 R5 R6 R7
Depth (m) 1.5-2.0 1.0-1.5
5.5-6.5
5.5-6.5 2.0-3.0 2.0-3.0 5.5-6.5
Table 1: The approximate depth to the cavities or channels.