The area that in the MUTCD that is used to channel motorists to the open Trav Lane is the work space.
The work space is a segment of the highway which is very near or closer to road users and it is set aside for workers, equipment, and material, and a vehicle used upstream for travel lane. Work spaces are separated from road users by channeling it with some devices to exclude vehicles and pedestrians using a temporary barricade.
Therefore, area that in the MUTCD that is used to channel motorists to the open Trav Lane is the work space.
Learn more about workspace here.
https://brainly.com/question/14044839