There is disclosed a suction dredge system and method. The support structure includes a vehicle body frame having front frame side members extending in the front to rear direction of the vehicle, a sub-frame disposed below the vehicle body frame and that supports the engine, and connecting members that connect the front frame side members and sub-frame. These interim images are then analyzed. In some embodiments, a hidden screw feature can be included in a SIM tray slot of the electronic device. A bolt rod is fixed to the valve. Each operating mode is characterized by a corresponding energy usage profile.