The photo shows two high pressure streams of water hitting the side of a hill. A sloping pile of gravel is forming in the foreground. See also 1999.12.2.37, 1999.12.2.40 and 1999.12.2.41.
Caption: Hydraulicing
The photo shows two high pressure streams of water hitting the side of a hill. A sloping pile of gravel is forming in the foreground. See also 1999.12.2.37, 1999.12.2.40 and 1999.12.2.41.
Caption: Hydraulicing