Oil Country Roads

  Denver Tolliver, director of the Upper Great Plains Transportation Institute at North Dakota State University in Fargo, N.D., speaks on Thursday, Sept. 20, 2012, to a meeting of members of the North Dakota House and Senate appropriations committees in the North Dakota Senate chamber in the state Capitol in Bismarck, N.D. Tolliver was presenting an institute report that estimates North Dakota's county and township roads will need almost $7 billion for construction and upkeep in the next 20 years, much of which is needed because of truck traffic tied to western North Dakota's booming oil industry. (AP Photo/Dale Wetzel)
Denver Tolliver, director of the Upper Great Plains Transportation Institute at North Dakota State University in Fargo, N.D., speaks on Thursday, Sept. 20, 2012, to a meeting of members of the North Dakota House and Senate appropriations committees in the North Dakota Senate chamber in the state Capitol in Bismarck, N.D. Tolliver was presenting an institute report that estimates North Dakota's county and township roads will need almost $7 billion for construction and upkeep in the next 20 years, much of which is needed because of truck traffic tied to western North Dakota's booming oil industry. (AP Photo/Dale Wetzel)

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