A traveler information system with two highway advisory radios and a portable dynamic message sign was deployed in a 3-month pilot test at the Grand Canyon National Park at a cost of $19,600. The Grand Canyon National Park (GRCA) conducted a pilot shuttle bus program in the summer of 2008 from Tusayan, Arizona, to the Canyon View Information Plaza. In conjunction with this program, theā¦ Content type System Cost Made Public Date 04/27/2011 Taxonomy (ARC-IT) Traffic Information Dissemination (TM06), Reduced Speed Zone Warning / Lane Closure (VS09), Broadcast Traveler Information (TI01), Travel Services Information and Reservation (TI09), Integrated Decision Support and Demand Management (TM09) Geolocation links Tusayan, Arizona, United States