Specifications include, but are not limited to: Remove a 12 foot by 6 foot area of bridge deck concrete in one continuous pass without having to relocate the machine Remove a 2 foot by 2 foot minimum area of bridge deck concrete. Operate at 40 to 45 GPM Contain and collect runoff water from hydrodemolition operations with minimal leaking. Programmable Logic Controller (PLC) controlled advance. This allows you to set the robot and it works on its own. Rotating nozzles, high velocity jets with rotary heads. Oscillating heads will not be considered. Hydrodemolition machines must be capable of removing bridge deck concrete to a depth of 3/4 inches below the top mat of deck reinforcement or as directed by the Engineer or MDOT maintenance crew leader