Horizontal Drilling Rigs 2006 5,300 h Greece
Trenchers 1992 1,200 h Latvia
Other 2012 5,036 h United Kingdom
Piling rigs 1985 2,040 h Netherlands
Trenchers 1997 3,500 h Greece, Περιστέρι, Αττική
Other 2010 3,825 h United Kingdom