Specifications include, but are not limited to:
Category 1 Devices
These devices include cones, tubular markers, flexible delineator posts, and drums, none of which
have any accessories or attachments, and are used for channelization and delineation.
Category 2 Devices
These devices include Type I, II, and III barricades, portable sign supports with signs, intrusion
alarms, drums, vertical panels, and cones, any of which having accessories or attachments.
Category 3 Devices
(a) Truck Mounted Attenuators (TMAs) and Trailer Truck Mounted Attenuators (TTMAs).
(b) Temporary Barrier.
(1) Concrete Barrier.
(2) Traffic Barrier W Beam and Water Filled Barrier.
(3) Steel/Aluminum Barrier.
(c) Temporary End Treatments.