Pipelayer Dozers 2010 5,800 h United States, Williston, North Dakota
Pipelayer Dozers 1965 United States, Williston Area, North Dakota
Pipelayer Dozers 2012 2,972 h United States, Dickinson, North Dakota
Pipelayer Dozers 2012 3,123 h United States, Dickinson, North Dakota
Pipelayer Dozers 2013 3,628 h United States, Minot, North Dakota
Pipelayer Dozers 2012 3,300 h United States, Dickinson, North Dakota
Pipelayer Dozers 2020 8 h United States, Bismarck, North Dakota
Pipelayer Dozers 2013 2,418 h United States, Williston, North Dakota
Pipelayer Dozers 2015 3,224 h United States, Williston, North Dakota