Recht, David (April 17, 2006). "Dallas Highway Gets a High Five". Construction Equipment Guide. Archived from the original on May 11, 2012. Retrieved January 3, 2012.
Recht, David (April 17, 2006). "Dallas Highway Gets a High Five". Construction Equipment Guide. Archived from the original on May 11, 2012. Retrieved January 3, 2012.